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Pseudo-virtual list demo
/**!
@license
handlebars v4.0.11
Copyright (C) 2011-2017 by Yehuda Katz
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
(function webpackUniversalModuleDefinition(root, factory) {
if(typeof exports === 'object' && typeof module === 'object')
module.exports = factory();
else if(typeof define === 'function' && define.amd)
define([], factory);
else if(typeof exports === 'object')
exports["Handlebars"] = factory();
else
root["Handlebars"] = factory();
})(this, function() {
return /******/ (function(modules) { // webpackBootstrap
/******/ // The module cache
/******/ var installedModules = {};
/******/ // The require function
/******/ function __webpack_require__(moduleId) {
/******/ // Check if module is in cache
/******/ if(installedModules[moduleId])
/******/ return installedModules[moduleId].exports;
/******/ // Create a new module (and put it into the cache)
/******/ var module = installedModules[moduleId] = {
/******/ exports: {},
/******/ id: moduleId,
/******/ loaded: false
/******/ };
/******/ // Execute the module function
/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
/******/ // Flag the module as loaded
/******/ module.loaded = true;
/******/ // Return the exports of the module
/******/ return module.exports;
/******/ }
/******/ // expose the modules object (__webpack_modules__)
/******/ __webpack_require__.m = modules;
/******/ // expose the module cache
/******/ __webpack_require__.c = installedModules;
/******/ // __webpack_public_path__
/******/ __webpack_require__.p = "";
/******/ // Load entry module and return exports
/******/ return __webpack_require__(0);
/******/ })
/************************************************************************/
/******/ ([
/* 0 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var _interopRequireDefault = __webpack_require__(1)['default'];
exports.__esModule = true;
var _handlebarsRuntime = __webpack_require__(2);
var _handlebarsRuntime2 = _interopRequireDefault(_handlebarsRuntime);
// Compiler imports
var _handlebarsCompilerAst = __webpack_require__(35);
var _handlebarsCompilerAst2 = _interopRequireDefault(_handlebarsCompilerAst);
var _handlebarsCompilerBase = __webpack_require__(36);
var _handlebarsCompilerCompiler = __webpack_require__(41);
var _handlebarsCompilerJavascriptCompiler = __webpack_require__(42);
var _handlebarsCompilerJavascriptCompiler2 = _interopRequireDefault(_handlebarsCompilerJavascriptCompiler);
var _handlebarsCompilerVisitor = __webpack_require__(39);
var _handlebarsCompilerVisitor2 = _interopRequireDefault(_handlebarsCompilerVisitor);
var _handlebarsNoConflict = __webpack_require__(34);
var _handlebarsNoConflict2 = _interopRequireDefault(_handlebarsNoConflict);
var _create = _handlebarsRuntime2['default'].create;
function create() {
var hb = _create();
hb.compile = function (input, options) {
return _handlebarsCompilerCompiler.compile(input, options, hb);
};
hb.precompile = function (input, options) {
return _handlebarsCompilerCompiler.precompile(input, options, hb);
};
hb.AST = _handlebarsCompilerAst2['default'];
hb.Compiler = _handlebarsCompilerCompiler.Compiler;
hb.JavaScriptCompiler = _handlebarsCompilerJavascriptCompiler2['default'];
hb.Parser = _handlebarsCompilerBase.parser;
hb.parse = _handlebarsCompilerBase.parse;
return hb;
}
var inst = create();
inst.create = create;
_handlebarsNoConflict2['default'](inst);
inst.Visitor = _handlebarsCompilerVisitor2['default'];
inst['default'] = inst;
exports['default'] = inst;
module.exports = exports['default'];
/***/ }),
/* 1 */
/***/ (function(module, exports) {
"use strict";
exports["default"] = function (obj) {
return obj && obj.__esModule ? obj : {
"default": obj
};
};
exports.__esModule = true;
/***/ }),
/* 2 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var _interopRequireWildcard = __webpack_require__(3)['default'];
var _interopRequireDefault = __webpack_require__(1)['default'];
exports.__esModule = true;
var _handlebarsBase = __webpack_require__(4);
var base = _interopRequireWildcard(_handlebarsBase);
// Each of these augment the Handlebars object. No need to setup here.
// (This is done to easily share code between commonjs and browse envs)
var _handlebarsSafeString = __webpack_require__(21);
var _handlebarsSafeString2 = _interopRequireDefault(_handlebarsSafeString);
var _handlebarsException = __webpack_require__(6);
var _handlebarsException2 = _interopRequireDefault(_handlebarsException);
var _handlebarsUtils = __webpack_require__(5);
var Utils = _interopRequireWildcard(_handlebarsUtils);
var _handlebarsRuntime = __webpack_require__(22);
var runtime = _interopRequireWildcard(_handlebarsRuntime);
var _handlebarsNoConflict = __webpack_require__(34);
var _handlebarsNoConflict2 = _interopRequireDefault(_handlebarsNoConflict);
// For compatibility and usage outside of module systems, make the Handlebars object a namespace
function create() {
var hb = new base.HandlebarsEnvironment();
Utils.extend(hb, base);
hb.SafeString = _handlebarsSafeString2['default'];
hb.Exception = _handlebarsException2['default'];
hb.Utils = Utils;
hb.escapeExpression = Utils.escapeExpression;
hb.VM = runtime;
hb.template = function (spec) {
return runtime.template(spec, hb);
};
return hb;
}
var inst = create();
inst.create = create;
_handlebarsNoConflict2['default'](inst);
inst['default'] = inst;
exports['default'] = inst;
module.exports = exports['default'];
/***/ }),
/* 3 */
/***/ (function(module, exports) {
"use strict";
exports["default"] = function (obj) {
if (obj && obj.__esModule) {
return obj;
} else {
var newObj = {};
if (obj != null) {
for (var key in obj) {
if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key];
}
}
newObj["default"] = obj;
return newObj;
}
};
exports.__esModule = true;
/***/ }),
/* 4 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var _interopRequireDefault = __webpack_require__(1)['default'];
exports.__esModule = true;
exports.HandlebarsEnvironment = HandlebarsEnvironment;
var _utils = __webpack_require__(5);
var _exception = __webpack_require__(6);
var _exception2 = _interopRequireDefault(_exception);
var _helpers = __webpack_require__(10);
var _decorators = __webpack_require__(18);
var _logger = __webpack_require__(20);
var _logger2 = _interopRequireDefault(_logger);
var VERSION = '4.0.11';
exports.VERSION = VERSION;
var COMPILER_REVISION = 7;
exports.COMPILER_REVISION = COMPILER_REVISION;
var REVISION_CHANGES = {
1: '<= 1.0.rc.2', // 1.0.rc.2 is actually rev2 but doesn't report it
2: '== 1.0.0-rc.3',
3: '== 1.0.0-rc.4',
4: '== 1.x.x',
5: '== 2.0.0-alpha.x',
6: '>= 2.0.0-beta.1',
7: '>= 4.0.0'
};
exports.REVISION_CHANGES = REVISION_CHANGES;
var objectType = '[object Object]';
function HandlebarsEnvironment(helpers, partials, decorators) {
this.helpers = helpers || {};
this.partials = partials || {};
this.decorators = decorators || {};
_helpers.registerDefaultHelpers(this);
_decorators.registerDefaultDecorators(this);
}
HandlebarsEnvironment.prototype = {
constructor: HandlebarsEnvironment,
logger: _logger2['default'],
log: _logger2['default'].log,
registerHelper: function registerHelper(name, fn) {
if (_utils.toString.call(name) === objectType) {
if (fn) {
throw new _exception2['default']('Arg not supported with multiple helpers');
}
_utils.extend(this.helpers, name);
} else {
this.helpers[name] = fn;
}
},
unregisterHelper: function unregisterHelper(name) {
delete this.helpers[name];
},
registerPartial: function registerPartial(name, partial) {
if (_utils.toString.call(name) === objectType) {
_utils.extend(this.partials, name);
} else {
if (typeof partial === 'undefined') {
throw new _exception2['default']('Attempting to register a partial called "' + name + '" as undefined');
}
this.partials[name] = partial;
}
},
unregisterPartial: function unregisterPartial(name) {
delete this.partials[name];
},
registerDecorator: function registerDecorator(name, fn) {
if (_utils.toString.call(name) === objectType) {
if (fn) {
throw new _exception2['default']('Arg not supported with multiple decorators');
}
_utils.extend(this.decorators, name);
} else {
this.decorators[name] = fn;
}
},
unregisterDecorator: function unregisterDecorator(name) {
delete this.decorators[name];
}
};
var log = _logger2['default'].log;
exports.log = log;
exports.createFrame = _utils.createFrame;
exports.logger = _logger2['default'];
/***/ }),
/* 5 */
/***/ (function(module, exports) {
'use strict';
exports.__esModule = true;
exports.extend = extend;
exports.indexOf = indexOf;
exports.escapeExpression = escapeExpression;
exports.isEmpty = isEmpty;
exports.createFrame = createFrame;
exports.blockParams = blockParams;
exports.appendContextPath = appendContextPath;
var escape = {
'&': '&amp;',
'<': '&lt;',
'>': '&gt;',
'"': '&quot;',
"'": '&#x27;',
'`': '&#x60;',
'=': '&#x3D;'
};
var badChars = /[&<>"'`=]/g,
possible = /[&<>"'`=]/;
function escapeChar(chr) {
return escape[chr];
}
function extend(obj /* , ...source */) {
for (var i = 1; i < arguments.length; i++) {
for (var key in arguments[i]) {
if (Object.prototype.hasOwnProperty.call(arguments[i], key)) {
obj[key] = arguments[i][key];
}
}
}
return obj;
}
var toString = Object.prototype.toString;
exports.toString = toString;
// Sourced from lodash
// https://github.com/bestiejs/lodash/blob/master/LICENSE.txt
/* eslint-disable func-style */
var isFunction = function isFunction(value) {
return typeof value === 'function';
};
// fallback for older versions of Chrome and Safari
/* istanbul ignore next */
if (isFunction(/x/)) {
exports.isFunction = isFunction = function (value) {
return typeof value === 'function' && toString.call(value) === '[object Function]';
};
}
exports.isFunction = isFunction;
/* eslint-enable func-style */
/* istanbul ignore next */
var isArray = Array.isArray || function (value) {
return value && typeof value === 'object' ? toString.call(value) === '[object Array]' : false;
};
exports.isArray = isArray;
// Older IE versions do not directly support indexOf so we must implement our own, sadly.
function indexOf(array, value) {
for (var i = 0, len = array.length; i < len; i++) {
if (array[i] === value) {
return i;
}
}
return -1;
}
function escapeExpression(string) {
if (typeof string !== 'string') {
// don't escape SafeStrings, since they're already safe
if (string && string.toHTML) {
return string.toHTML();
} else if (string == null) {
return '';
} else if (!string) {
return string + '';
}
// Force a string conversion as this will be done by the append regardless and
// the regex test will do this transparently behind the scenes, causing issues if
// an object's to string has escaped characters in it.
string = '' + string;
}
if (!possible.test(string)) {
return string;
}
return string.replace(badChars, escapeChar);
}
function isEmpty(value) {
if (!value && value !== 0) {
return true;
} else if (isArray(value) && value.length === 0) {
return true;
} else {
return false;
}
}
function createFrame(object) {
var frame = extend({}, object);
frame._parent = object;
return frame;
}
function blockParams(params, ids) {
params.path = ids;
return params;
}
function appendContextPath(contextPath, id) {
return (contextPath ? contextPath + '.' : '') + id;
}
/***/ }),
/* 6 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var _Object$defineProperty = __webpack_require__(7)['default'];
exports.__esModule = true;
var errorProps = ['description', 'fileName', 'lineNumber', 'message', 'name', 'number', 'stack'];
function Exception(message, node) {
var loc = node && node.loc,
line = undefined,
column = undefined;
if (loc) {
line = loc.start.line;
column = loc.start.column;
message += ' - ' + line + ':' + column;
}
var tmp = Error.prototype.constructor.call(this, message);
// Unfortunately errors are not enumerable in Chrome (at least), so `for prop in tmp` doesn't work.
for (var idx = 0; idx < errorProps.length; idx++) {
this[errorProps[idx]] = tmp[errorProps[idx]];
}
/* istanbul ignore else */
if (Error.captureStackTrace) {
Error.captureStackTrace(this, Exception);
}
try {
if (loc) {
this.lineNumber = line;
// Work around issue under safari where we can't directly set the column value
/* istanbul ignore next */
if (_Object$defineProperty) {
Object.defineProperty(this, 'column', {
value: column,
enumerable: true
});
} else {
this.column = column;
}
}
} catch (nop) {
/* Ignore if the browser is very particular */
}
}
Exception.prototype = new Error();
exports['default'] = Exception;
module.exports = exports['default'];
/***/ }),
/* 7 */
/***/ (function(module, exports, __webpack_require__) {
module.exports = { "default": __webpack_require__(8), __esModule: true };
/***/ }),
/* 8 */
/***/ (function(module, exports, __webpack_require__) {
var $ = __webpack_require__(9);
module.exports = function defineProperty(it, key, desc){
return $.setDesc(it, key, desc);
};
/***/ }),
/* 9 */
/***/ (function(module, exports) {
var $Object = Object;
module.exports = {
create: $Object.create,
getProto: $Object.getPrototypeOf,
isEnum: {}.propertyIsEnumerable,
getDesc: $Object.getOwnPropertyDescriptor,
setDesc: $Object.defineProperty,
setDescs: $Object.defineProperties,
getKeys: $Object.keys,
getNames: $Object.getOwnPropertyNames,
getSymbols: $Object.getOwnPropertySymbols,
each: [].forEach
};
/***/ }),
/* 10 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var _interopRequireDefault = __webpack_require__(1)['default'];
exports.__esModule = true;
exports.registerDefaultHelpers = registerDefaultHelpers;
var _helpersBlockHelperMissing = __webpack_require__(11);
var _helpersBlockHelperMissing2 = _interopRequireDefault(_helpersBlockHelperMissing);
var _helpersEach = __webpack_require__(12);
var _helpersEach2 = _interopRequireDefault(_helpersEach);
var _helpersHelperMissing = __webpack_require__(13);
var _helpersHelperMissing2 = _interopRequireDefault(_helpersHelperMissing);
var _helpersIf = __webpack_require__(14);
var _helpersIf2 = _interopRequireDefault(_helpersIf);
var _helpersLog = __webpack_require__(15);
var _helpersLog2 = _interopRequireDefault(_helpersLog);
var _helpersLookup = __webpack_require__(16);
var _helpersLookup2 = _interopRequireDefault(_helpersLookup);
var _helpersWith = __webpack_require__(17);
var _helpersWith2 = _interopRequireDefault(_helpersWith);
function registerDefaultHelpers(instance) {
_helpersBlockHelperMissing2['default'](instance);
_helpersEach2['default'](instance);
_helpersHelperMissing2['default'](instance);
_helpersIf2['default'](instance);
_helpersLog2['default'](instance);
_helpersLookup2['default'](instance);
_helpersWith2['default'](instance);
}
/***/ }),
/* 11 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
exports.__esModule = true;
var _utils = __webpack_require__(5);
exports['default'] = function (instance) {
instance.registerHelper('blockHelperMissing', function (context, options) {
var inverse = options.inverse,
fn = options.fn;
if (context === true) {
return fn(this);
} else if (context === false || context == null) {
return inverse(this);
} else if (_utils.isArray(context)) {
if (context.length > 0) {
if (options.ids) {
options.ids = [options.name];
}
return instance.helpers.each(context, options);
} else {
return inverse(this);
}
} else {
if (options.data && options.ids) {
var data = _utils.createFrame(options.data);
data.contextPath = _utils.appendContextPath(options.data.contextPath, options.name);
options = { data: data };
}
return fn(context, options);
}
});
};
module.exports = exports['default'];
/***/ }),
/* 12 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var _interopRequireDefault = __webpack_require__(1)['default'];
exports.__esModule = true;
var _utils = __webpack_require__(5);
var _exception = __webpack_require__(6);
var _exception2 = _interopRequireDefault(_exception);
exports['default'] = function (instance) {
instance.registerHelper('each', function (context, options) {
if (!options) {
throw new _exception2['default']('Must pass iterator to #each');
}
var fn = options.fn,
inverse = options.inverse,
i = 0,
ret = '',
data = undefined,
contextPath = undefined;
if (options.data && options.ids) {
contextPath = _utils.appendContextPath(options.data.contextPath, options.ids[0]) + '.';
}
if (_utils.isFunction(context)) {
context = context.call(this);
}
if (options.data) {
data = _utils.createFrame(options.data);
}
function execIteration(field, index, last) {
if (data) {
data.key = field;
data.index = index;
data.first = index === 0;
data.last = !!last;
if (contextPath) {
data.contextPath = contextPath + field;
}
}
ret = ret + fn(context[field], {
data: data,
blockParams: _utils.blockParams([context[field], field], [contextPath + field, null])
});
}
if (context && typeof context === 'object') {
if (_utils.isArray(context)) {
for (var j = context.length; i < j; i++) {
if (i in context) {
execIteration(i, i, i === context.length - 1);
}
}
} else {
var priorKey = undefined;
for (var key in context) {
if (context.hasOwnProperty(key)) {
// We're running the iterations one step out of sync so we can detect
// the last iteration without have to scan the object twice and create
// an itermediate keys array.
if (priorKey !== undefined) {
execIteration(priorKey, i - 1);
}
priorKey = key;
i++;
}
}
if (priorKey !== undefined) {
execIteration(priorKey, i - 1, true);
}
}
}
if (i === 0) {
ret = inverse(this);
}
return ret;
});
};
module.exports = exports['default'];
/***/ }),
/* 13 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var _interopRequireDefault = __webpack_require__(1)['default'];
exports.__esModule = true;
var _exception = __webpack_require__(6);
var _exception2 = _interopRequireDefault(_exception);
exports['default'] = function (instance) {
instance.registerHelper('helperMissing', function () /* [args, ]options */{
if (arguments.length === 1) {
// A missing field in a {{foo}} construct.
return undefined;
} else {
// Someone is actually trying to call something, blow up.
throw new _exception2['default']('Missing helper: "' + arguments[arguments.length - 1].name + '"');
}
});
};
module.exports = exports['default'];
/***/ }),
/* 14 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
exports.__esModule = true;
var _utils = __webpack_require__(5);
exports['default'] = function (instance) {
instance.registerHelper('if', function (conditional, options) {
if (_utils.isFunction(conditional)) {
conditional = conditional.call(this);
}
// Default behavior is to render the positive path if the value is truthy and not empty.
// The `includeZero` option may be set to treat the condtional as purely not empty based on the
// behavior of isEmpty. Effectively this determines if 0 is handled by the positive path or negative.
if (!options.hash.includeZero && !conditional || _utils.isEmpty(conditional)) {
return options.inverse(this);
} else {
return options.fn(this);
}
});
instance.registerHelper('unless', function (conditional, options) {
return instance.helpers['if'].call(this, conditional, { fn: options.inverse, inverse: options.fn, hash: options.hash });
});
};
module.exports = exports['default'];
/***/ }),
/* 15 */
/***/ (function(module, exports) {
'use strict';
exports.__esModule = true;
exports['default'] = function (instance) {
instance.registerHelper('log', function () /* message, options */{
var args = [undefined],
options = arguments[arguments.length - 1];
for (var i = 0; i < arguments.length - 1; i++) {
args.push(arguments[i]);
}
var level = 1;
if (options.hash.level != null) {
level = options.hash.level;
} else if (options.data && options.data.level != null) {
level = options.data.level;
}
args[0] = level;
instance.log.apply(instance, args);
});
};
module.exports = exports['default'];
/***/ }),
/* 16 */
/***/ (function(module, exports) {
'use strict';
exports.__esModule = true;
exports['default'] = function (instance) {
instance.registerHelper('lookup', function (obj, field) {
return obj && obj[field];
});
};
module.exports = exports['default'];
/***/ }),
/* 17 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
exports.__esModule = true;
var _utils = __webpack_require__(5);
exports['default'] = function (instance) {
instance.registerHelper('with', function (context, options) {
if (_utils.isFunction(context)) {
context = context.call(this);
}
var fn = options.fn;
if (!_utils.isEmpty(context)) {
var data = options.data;
if (options.data && options.ids) {
data = _utils.createFrame(options.data);
data.contextPath = _utils.appendContextPath(options.data.contextPath, options.ids[0]);
}
return fn(context, {
data: data,
blockParams: _utils.blockParams([context], [data && data.contextPath])
});
} else {
return options.inverse(this);
}
});
};
module.exports = exports['default'];
/***/ }),
/* 18 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var _interopRequireDefault = __webpack_require__(1)['default'];
exports.__esModule = true;
exports.registerDefaultDecorators = registerDefaultDecorators;
var _decoratorsInline = __webpack_require__(19);
var _decoratorsInline2 = _interopRequireDefault(_decoratorsInline);
function registerDefaultDecorators(instance) {
_decoratorsInline2['default'](instance);
}
/***/ }),
/* 19 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
exports.__esModule = true;
var _utils = __webpack_require__(5);
exports['default'] = function (instance) {
instance.registerDecorator('inline', function (fn, props, container, options) {
var ret = fn;
if (!props.partials) {
props.partials = {};
ret = function (context, options) {
// Create a new partials stack frame prior to exec.
var original = container.partials;
container.partials = _utils.extend({}, original, props.partials);
var ret = fn(context, options);
container.partials = original;
return ret;
};
}
props.partials[options.args[0]] = options.fn;
return ret;
});
};
module.exports = exports['default'];
/***/ }),
/* 20 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
exports.__esModule = true;
var _utils = __webpack_require__(5);
var logger = {
methodMap: ['debug', 'info', 'warn', 'error'],
level: 'info',
// Maps a given level value to the `methodMap` indexes above.
lookupLevel: function lookupLevel(level) {
if (typeof level === 'string') {
var levelMap = _utils.indexOf(logger.methodMap, level.toLowerCase());
if (levelMap >= 0) {
level = levelMap;
} else {
level = parseInt(level, 10);
}
}
return level;
},
// Can be overridden in the host environment
log: function log(level) {
level = logger.lookupLevel(level);
if (typeof console !== 'undefined' && logger.lookupLevel(logger.level) <= level) {
var method = logger.methodMap[level];
if (!console[method]) {
// eslint-disable-line no-console
method = 'log';
}
for (var _len = arguments.length, message = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
message[_key - 1] = arguments[_key];
}
console[method].apply(console, message); // eslint-disable-line no-console
}
}
};
exports['default'] = logger;
module.exports = exports['default'];
/***/ }),
/* 21 */
/***/ (function(module, exports) {
// Build out our basic SafeString type
'use strict';
exports.__esModule = true;
function SafeString(string) {
this.string = string;
}
SafeString.prototype.toString = SafeString.prototype.toHTML = function () {
return '' + this.string;
};
exports['default'] = SafeString;
module.exports = exports['default'];
/***/ }),
/* 22 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var _Object$seal = __webpack_require__(23)['default'];
var _interopRequireWildcard = __webpack_require__(3)['default'];
var _interopRequireDefault = __webpack_require__(1)['default'];
exports.__esModule = true;
exports.checkRevision = checkRevision;
exports.template = template;
exports.wrapProgram = wrapProgram;
exports.resolvePartial = resolvePartial;
exports.invokePartial = invokePartial;
exports.noop = noop;
var _utils = __webpack_require__(5);
var Utils = _interopRequireWildcard(_utils);
var _exception = __webpack_require__(6);
var _exception2 = _interopRequireDefault(_exception);
var _base = __webpack_require__(4);
function checkRevision(compilerInfo) {
var compilerRevision = compilerInfo && compilerInfo[0] || 1,
currentRevision = _base.COMPILER_REVISION;
if (compilerRevision !== currentRevision) {
if (compilerRevision < currentRevision) {
var runtimeVersions = _base.REVISION_CHANGES[currentRevision],
compilerVersions = _base.REVISION_CHANGES[compilerRevision];
throw new _exception2['default']('Template was precompiled with an older version of Handlebars than the current runtime. ' + 'Please update your precompiler to a newer version (' + runtimeVersions + ') or downgrade your runtime to an older version (' + compilerVersions + ').');
} else {
// Use the embedded version info since the runtime doesn't know about this revision yet
throw new _exception2['default']('Template was precompiled with a newer version of Handlebars than the current runtime. ' + 'Please update your runtime to a newer version (' + compilerInfo[1] + ').');
}
}
}
function template(templateSpec, env) {
/* istanbul ignore next */
if (!env) {
throw new _exception2['default']('No environment passed to template');
}
if (!templateSpec || !templateSpec.main) {
throw new _exception2['default']('Unknown template object: ' + typeof templateSpec);
}
templateSpec.main.decorator = templateSpec.main_d;
// Note: Using env.VM references rather than local var references throughout this section to allow
// for external users to override these as psuedo-supported APIs.
env.VM.checkRevision(templateSpec.compiler);
function invokePartialWrapper(partial, context, options) {
if (options.hash) {
context = Utils.extend({}, context, options.hash);
if (options.ids) {
options.ids[0] = true;
}
}
partial = env.VM.resolvePartial.call(this, partial, context, options);
var result = env.VM.invokePartial.call(this, partial, context, options);
if (result == null && env.compile) {
options.partials[options.name] = env.compile(partial, templateSpec.compilerOptions, env);
result = options.partials[options.name](context, options);
}
if (result != null) {
if (options.indent) {
var lines = result.split('\n');
for (var i = 0, l = lines.length; i < l; i++) {
if (!lines[i] && i + 1 === l) {
break;
}
lines[i] = options.indent + lines[i];
}
result = lines.join('\n');
}
return result;
} else {
throw new _exception2['default']('The partial ' + options.name + ' could not be compiled when running in runtime-only mode');
}
}
// Just add water
var container = {
strict: function strict(obj, name) {
if (!(name in obj)) {
throw new _exception2['default']('"' + name + '" not defined in ' + obj);
}
return obj[name];
},
lookup: function lookup(depths, name) {
var len = depths.length;
for (var i = 0; i < len; i++) {
if (depths[i] && depths[i][name] != null) {
return depths[i][name];
}
}
},
lambda: function lambda(current, context) {
return typeof current === 'function' ? current.call(context) : current;
},
escapeExpression: Utils.escapeExpression,
invokePartial: invokePartialWrapper,
fn: function fn(i) {
var ret = templateSpec[i];
ret.decorator = templateSpec[i + '_d'];
return ret;
},
programs: [],
program: function program(i, data, declaredBlockParams, blockParams, depths) {
var programWrapper = this.programs[i],
fn = this.fn(i);
if (data || depths || blockParams || declaredBlockParams) {
programWrapper = wrapProgram(this, i, fn, data, declaredBlockParams, blockParams, depths);
} else if (!programWrapper) {
programWrapper = this.programs[i] = wrapProgram(this, i, fn);
}
return programWrapper;
},
data: function data(value, depth) {
while (value && depth--) {
value = value._parent;
}
return value;
},
merge: function merge(param, common) {
var obj = param || common;
if (param && common && param !== common) {
obj = Utils.extend({}, common, param);
}
return obj;
},
// An empty object to use as replacement for null-contexts
nullContext: _Object$seal({}),
noop: env.VM.noop,
compilerInfo: templateSpec.compiler
};
function ret(context) {
var options = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];
var data = options.data;
ret._setup(options);
if (!options.partial && templateSpec.useData) {
data = initData(context, data);
}
var depths = undefined,
blockParams = templateSpec.useBlockParams ? [] : undefined;
if (templateSpec.useDepths) {
if (options.depths) {
depths = context != options.depths[0] ? [context].concat(options.depths) : options.depths;
} else {
depths = [context];
}
}
function main(context /*, options*/) {
return '' + templateSpec.main(container, context, container.helpers, container.partials, data, blockParams, depths);
}
main = executeDecorators(templateSpec.main, main, container, options.depths || [], data, blockParams);
return main(context, options);
}
ret.isTop = true;
ret._setup = function (options) {
if (!options.partial) {
container.helpers = container.merge(options.helpers, env.helpers);
if (templateSpec.usePartial) {
container.partials = container.merge(options.partials, env.partials);
}
if (templateSpec.usePartial || templateSpec.useDecorators) {
container.decorators = container.merge(options.decorators, env.decorators);
}
} else {
container.helpers = options.helpers;
container.partials = options.partials;
container.decorators = options.decorators;
}
};
ret._child = function (i, data, blockParams, depths) {
if (templateSpec.useBlockParams && !blockParams) {
throw new _exception2['default']('must pass block params');
}
if (templateSpec.useDepths && !depths) {
throw new _exception2['default']('must pass parent depths');
}
return wrapProgram(container, i, templateSpec[i], data, 0, blockParams, depths);
};
return ret;
}
function wrapProgram(container, i, fn, data, declaredBlockParams, blockParams, depths) {
function prog(context) {
var options = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];
var currentDepths = depths;
if (depths && context != depths[0] && !(context === container.nullContext && depths[0] === null)) {
currentDepths = [context].concat(depths);
}
return fn(container, context, container.helpers, container.partials, options.data || data, blockParams && [options.blockParams].concat(blockParams), currentDepths);
}
prog = executeDecorators(fn, prog, container, depths, data, blockParams);
prog.program = i;
prog.depth = depths ? depths.length : 0;
prog.blockParams = declaredBlockParams || 0;
return prog;
}
function resolvePartial(partial, context, options) {
if (!partial) {
if (options.name === '@partial-block') {
partial = options.data['partial-block'];
} else {
partial = options.partials[options.name];
}
} else if (!partial.call && !options.name) {
// This is a dynamic partial that returned a string
options.name = partial;
partial = options.partials[partial];
}
return partial;
}
function invokePartial(partial, context, options) {
// Use the current closure context to save the partial-block if this partial
var currentPartialBlock = options.data && options.data['partial-block'];
options.partial = true;
if (options.ids) {
options.data.contextPath = options.ids[0] || options.data.contextPath;
}
var partialBlock = undefined;
if (options.fn && options.fn !== noop) {
(function () {
options.data = _base.createFrame(options.data);
// Wrapper function to get access to currentPartialBlock from the closure
var fn = options.fn;
partialBlock = options.data['partial-block'] = function partialBlockWrapper(context) {
var options = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1];
// Restore the partial-block from the closure for the execution of the block
// i.e. the part inside the block of the partial call.
options.data = _base.createFrame(options.data);
options.data['partial-block'] = currentPartialBlock;
return fn(context, options);
};
if (fn.partials) {
options.partials = Utils.extend({}, options.partials, fn.partials);
}
})();
}
if (partial === undefined && partialBlock) {
partial = partialBlock;
}
if (partial === undefined) {
throw new _exception2['default']('The partial ' + options.name + ' could not be found');
} else if (partial instanceof Function) {
return partial(context, options);
}
}
function noop() {
return '';
}
function initData(context, data) {
if (!data || !('root' in data)) {
data = data ? _base.createFrame(data) : {};
data.root = context;
}
return data;
}
function executeDecorators(fn, prog, container, depths, data, blockParams) {
if (fn.decorator) {
var props = {};
prog = fn.decorator(prog, props, container, depths && depths[0], data, blockParams, depths);
Utils.extend(prog, props);
}
return prog;
}
/***/ }),
/* 23 */
/***/ (function(module, exports, __webpack_require__) {
module.exports = { "default": __webpack_require__(24), __esModule: true };
/***/ }),
/* 24 */
/***/ (function(module, exports, __webpack_require__) {
__webpack_require__(25);
module.exports = __webpack_require__(30).Object.seal;
/***/ }),
/* 25 */
/***/ (function(module, exports, __webpack_require__) {
// 19.1.2.17 Object.seal(O)
var isObject = __webpack_require__(26);
__webpack_require__(27)('seal', function($seal){
return function seal(it){
return $seal && isObject(it) ? $seal(it) : it;
};
});
/***/ }),
/* 26 */
/***/ (function(module, exports) {
module.exports = function(it){
return typeof it === 'object' ? it !== null : typeof it === 'function';
};
/***/ }),
/* 27 */
/***/ (function(module, exports, __webpack_require__) {
// most Object methods by ES6 should accept primitives
var $export = __webpack_require__(28)
, core = __webpack_require__(30)
, fails = __webpack_require__(33);
module.exports = function(KEY, exec){
var fn = (core.Object || {})[KEY] || Object[KEY]
, exp = {};
exp[KEY] = exec(fn);
$export($export.S + $export.F * fails(function(){ fn(1); }), 'Object', exp);
};
/***/ }),
/* 28 */
/***/ (function(module, exports, __webpack_require__) {
var global = __webpack_require__(29)
, core = __webpack_require__(30)
, ctx = __webpack_require__(31)
, PROTOTYPE = 'prototype';
var $export = function(type, name, source){
var IS_FORCED = type & $export.F
, IS_GLOBAL = type & $export.G
, IS_STATIC = type & $export.S
, IS_PROTO = type & $export.P
, IS_BIND = type & $export.B
, IS_WRAP = type & $export.W
, exports = IS_GLOBAL ? core : core[name] || (core[name] = {})
, target = IS_GLOBAL ? global : IS_STATIC ? global[name] : (global[name] || {})[PROTOTYPE]
, key, own, out;
if(IS_GLOBAL)source = name;
for(key in source){
// contains in native
own = !IS_FORCED && target && key in target;
if(own && key in exports)continue;
// export native or passed
out = own ? target[key] : source[key];
// prevent global pollution for namespaces
exports[key] = IS_GLOBAL && typeof target[key] != 'function' ? source[key]
// bind timers to global for call from export context
: IS_BIND && own ? ctx(out, global)
// wrap global constructors for prevent change them in library
: IS_WRAP && target[key] == out ? (function(C){
var F = function(param){
return this instanceof C ? new C(param) : C(param);
};
F[PROTOTYPE] = C[PROTOTYPE];
return F;
// make static versions for prototype methods
})(out) : IS_PROTO && typeof out == 'function' ? ctx(Function.call, out) : out;
if(IS_PROTO)(exports[PROTOTYPE] || (exports[PROTOTYPE] = {}))[key] = out;
}
};
// type bitmap
$export.F = 1; // forced
$export.G = 2; // global
$export.S = 4; // static
$export.P = 8; // proto
$export.B = 16; // bind
$export.W = 32; // wrap
module.exports = $export;
/***/ }),
/* 29 */
/***/ (function(module, exports) {
// https://github.com/zloirock/core-js/issues/86#issuecomment-115759028
var global = module.exports = typeof window != 'undefined' && window.Math == Math
? window : typeof self != 'undefined' && self.Math == Math ? self : Function('return this')();
if(typeof __g == 'number')__g = global; // eslint-disable-line no-undef
/***/ }),
/* 30 */
/***/ (function(module, exports) {
var core = module.exports = {version: '1.2.6'};
if(typeof __e == 'number')__e = core; // eslint-disable-line no-undef
/***/ }),
/* 31 */
/***/ (function(module, exports, __webpack_require__) {
// optional / simple context binding
var aFunction = __webpack_require__(32);
module.exports = function(fn, that, length){
aFunction(fn);
if(that === undefined)return fn;
switch(length){
case 1: return function(a){
return fn.call(that, a);
};
case 2: return function(a, b){
return fn.call(that, a, b);
};
case 3: return function(a, b, c){
return fn.call(that, a, b, c);
};
}
return function(/* ...args */){
return fn.apply(that, arguments);
};
};
/***/ }),
/* 32 */
/***/ (function(module, exports) {
module.exports = function(it){
if(typeof it != 'function')throw TypeError(it + ' is not a function!');
return it;
};
/***/ }),
/* 33 */
/***/ (function(module, exports) {
module.exports = function(exec){
try {
return !!exec();
} catch(e){
return true;
}
};
/***/ }),
/* 34 */
/***/ (function(module, exports) {
/* WEBPACK VAR INJECTION */(function(global) {/* global window */
'use strict';
exports.__esModule = true;
exports['default'] = function (Handlebars) {
/* istanbul ignore next */
var root = typeof global !== 'undefined' ? global : window,
$Handlebars = root.Handlebars;
/* istanbul ignore next */
Handlebars.noConflict = function () {
if (root.Handlebars === Handlebars) {
root.Handlebars = $Handlebars;
}
return Handlebars;
};
};
module.exports = exports['default'];
/* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }())))
/***/ }),
/* 35 */
/***/ (function(module, exports) {
'use strict';
exports.__esModule = true;
var AST = {
// Public API used to evaluate derived attributes regarding AST nodes
helpers: {
// a mustache is definitely a helper if:
// * it is an eligible helper, and
// * it has at least one parameter or hash segment
helperExpression: function helperExpression(node) {
return node.type === 'SubExpression' || (node.type === 'MustacheStatement' || node.type === 'BlockStatement') && !!(node.params && node.params.length || node.hash);
},
scopedId: function scopedId(path) {
return (/^\.|this\b/.test(path.original)
);
},
// an ID is simple if it only has one part, and that part is not
// `..` or `this`.
simpleId: function simpleId(path) {
return path.parts.length === 1 && !AST.helpers.scopedId(path) && !path.depth;
}
}
};
// Must be exported as an object rather than the root of the module as the jison lexer
// must modify the object to operate properly.
exports['default'] = AST;
module.exports = exports['default'];
/***/ }),
/* 36 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var _interopRequireDefault = __webpack_require__(1)['default'];
var _interopRequireWildcard = __webpack_require__(3)['default'];
exports.__esModule = true;
exports.parse = parse;
var _parser = __webpack_require__(37);
var _parser2 = _interopRequireDefault(_parser);
var _whitespaceControl = __webpack_require__(38);
var _whitespaceControl2 = _interopRequireDefault(_whitespaceControl);
var _helpers = __webpack_require__(40);
var Helpers = _interopRequireWildcard(_helpers);
var _utils = __webpack_require__(5);
exports.parser = _parser2['default'];
var yy = {};
_utils.extend(yy, Helpers);
function parse(input, options) {
// Just return if an already-compiled AST was passed in.
if (input.type === 'Program') {
return input;
}
_parser2['default'].yy = yy;
// Altering the shared object here, but this is ok as parser is a sync operation
yy.locInfo = function (locInfo) {
return new yy.SourceLocation(options && options.srcName, locInfo);
};
var strip = new _whitespaceControl2['default'](options);
return strip.accept(_parser2['default'].parse(input));
}
/***/ }),
/* 37 */
/***/ (function(module, exports) {
// File ignored in coverage tests via setting in .istanbul.yml
/* Jison generated parser */
"use strict";
exports.__esModule = true;
var handlebars = (function () {
var parser = { trace: function trace() {},
yy: {},
symbols_: { "error": 2, "root": 3, "program": 4, "EOF": 5, "program_repetition0": 6, "statement": 7, "mustache": 8, "block": 9, "rawBlock": 10, "partial": 11, "partialBlock": 12, "content": 13, "COMMENT": 14, "CONTENT": 15, "openRawBlock": 16, "rawBlock_repetition_plus0": 17, "END_RAW_BLOCK": 18, "OPEN_RAW_BLOCK": 19, "helperName": 20, "openRawBlock_repetition0": 21, "openRawBlock_option0": 22, "CLOSE_RAW_BLOCK": 23, "openBlock": 24, "block_option0": 25, "closeBlock": 26, "openInverse": 27, "block_option1": 28, "OPEN_BLOCK": 29, "openBlock_repetition0": 30, "openBlock_option0": 31, "openBlock_option1": 32, "CLOSE": 33, "OPEN_INVERSE": 34, "openInverse_repetition0": 35, "openInverse_option0": 36, "openInverse_option1": 37, "openInverseChain": 38, "OPEN_INVERSE_CHAIN": 39, "openInverseChain_repetition0": 40, "openInverseChain_option0": 41, "openInverseChain_option1": 42, "inverseAndProgram": 43, "INVERSE": 44, "inverseChain": 45, "inverseChain_option0": 46, "OPEN_ENDBLOCK": 47, "OPEN": 48, "mustache_repetition0": 49, "mustache_option0": 50, "OPEN_UNESCAPED": 51, "mustache_repetition1": 52, "mustache_option1": 53, "CLOSE_UNESCAPED": 54, "OPEN_PARTIAL": 55, "partialName": 56, "partial_repetition0": 57, "partial_option0": 58, "openPartialBlock": 59, "OPEN_PARTIAL_BLOCK": 60, "openPartialBlock_repetition0": 61, "openPartialBlock_option0": 62, "param": 63, "sexpr": 64, "OPEN_SEXPR": 65, "sexpr_repetition0": 66, "sexpr_option0": 67, "CLOSE_SEXPR": 68, "hash": 69, "hash_repetition_plus0": 70, "hashSegment": 71, "ID": 72, "EQUALS": 73, "blockParams": 74, "OPEN_BLOCK_PARAMS": 75, "blockParams_repetition_plus0": 76, "CLOSE_BLOCK_PARAMS": 77, "path": 78, "dataName": 79, "STRING": 80, "NUMBER": 81, "BOOLEAN": 82, "UNDEFINED": 83, "NULL": 84, "DATA": 85, "pathSegments": 86, "SEP": 87, "$accept": 0, "$end": 1 },
terminals_: { 2: "error", 5: "EOF", 14: "COMMENT", 15: "CONTENT", 18: "END_RAW_BLOCK", 19: "OPEN_RAW_BLOCK", 23: "CLOSE_RAW_BLOCK", 29: "OPEN_BLOCK", 33: "CLOSE", 34: "OPEN_INVERSE", 39: "OPEN_INVERSE_CHAIN", 44: "INVERSE", 47: "OPEN_ENDBLOCK", 48: "OPEN", 51: "OPEN_UNESCAPED", 54: "CLOSE_UNESCAPED", 55: "OPEN_PARTIAL", 60: "OPEN_PARTIAL_BLOCK", 65: "OPEN_SEXPR", 68: "CLOSE_SEXPR", 72: "ID", 73: "EQUALS", 75: "OPEN_BLOCK_PARAMS", 77: "CLOSE_BLOCK_PARAMS", 80: "STRING", 81: "NUMBER", 82: "BOOLEAN", 83: "UNDEFINED", 84: "NULL", 85: "DATA", 87: "SEP" },
productions_: [0, [3, 2], [4, 1], [7, 1], [7, 1], [7, 1], [7, 1], [7, 1], [7, 1], [7, 1], [13, 1], [10, 3], [16, 5], [9, 4], [9, 4], [24, 6], [27, 6], [38, 6], [43, 2], [45, 3], [45, 1], [26, 3], [8, 5], [8, 5], [11, 5], [12, 3], [59, 5], [63, 1], [63, 1], [64, 5], [69, 1], [71, 3], [74, 3], [20, 1], [20, 1], [20, 1], [20, 1], [20, 1], [20, 1], [20, 1], [56, 1], [56, 1], [79, 2], [78, 1], [86, 3], [86, 1], [6, 0], [6, 2], [17, 1], [17, 2], [21, 0], [21, 2], [22, 0], [22, 1], [25, 0], [25, 1], [28, 0], [28, 1], [30, 0], [30, 2], [31, 0], [31, 1], [32, 0], [32, 1], [35, 0], [35, 2], [36, 0], [36, 1], [37, 0], [37, 1], [40, 0], [40, 2], [41, 0], [41, 1], [42, 0], [42, 1], [46, 0], [46, 1], [49, 0], [49, 2], [50, 0], [50, 1], [52, 0], [52, 2], [53, 0], [53, 1], [57, 0], [57, 2], [58, 0], [58, 1], [61, 0], [61, 2], [62, 0], [62, 1], [66, 0], [66, 2], [67, 0], [67, 1], [70, 1], [70, 2], [76, 1], [76, 2]],
performAction: function anonymous(yytext, yyleng, yylineno, yy, yystate, $$, _$
/**/) {
var $0 = $$.length - 1;
switch (yystate) {
case 1:
return $$[$0 - 1];
break;
case 2:
this.$ = yy.prepareProgram($$[$0]);
break;
case 3:
this.$ = $$[$0];
break;
case 4:
this.$ = $$[$0];
break;
case 5:
this.$ = $$[$0];
break;
case 6:
this.$ = $$[$0];
break;
case 7:
this.$ = $$[$0];
break;
case 8:
this.$ = $$[$0];
break;
case 9:
this.$ = {
type: 'CommentStatement',
value: yy.stripComment($$[$0]),
strip: yy.stripFlags($$[$0], $$[$0]),
loc: yy.locInfo(this._$)
};
break;
case 10:
this.$ = {
type: 'ContentStatement',
original: $$[$0],
value: $$[$0],
loc: yy.locInfo(this._$)
};
break;
case 11:
this.$ = yy.prepareRawBlock($$[$0 - 2], $$[$0 - 1], $$[$0], this._$);
break;
case 12:
this.$ = { path: $$[$0 - 3], params: $$[$0 - 2], hash: $$[$0 - 1] };
break;
case 13:
this.$ = yy.prepareBlock($$[$0 - 3], $$[$0 - 2], $$[$0 - 1], $$[$0], false, this._$);
break;
case 14:
this.$ = yy.prepareBlock($$[$0 - 3], $$[$0 - 2], $$[$0 - 1], $$[$0], true, this._$);
break;
case 15:
this.$ = { open: $$[$0 - 5], path: $$[$0 - 4], params: $$[$0 - 3], hash: $$[$0 - 2], blockParams: $$[$0 - 1], strip: yy.stripFlags($$[$0 - 5], $$[$0]) };
break;
case 16:
this.$ = { path: $$[$0 - 4], params: $$[$0 - 3], hash: $$[$0 - 2], blockParams: $$[$0 - 1], strip: yy.stripFlags($$[$0 - 5], $$[$0]) };
break;
case 17:
this.$ = { path: $$[$0 - 4], params: $$[$0 - 3], hash: $$[$0 - 2], blockParams: $$[$0 - 1], strip: yy.stripFlags($$[$0 - 5], $$[$0]) };
break;
case 18:
this.$ = { strip: yy.stripFlags($$[$0 - 1], $$[$0 - 1]), program: $$[$0] };
break;
case 19:
var inverse = yy.prepareBlock($$[$0 - 2], $$[$0 - 1], $$[$0], $$[$0], false, this._$),
program = yy.prepareProgram([inverse], $$[$0 - 1].loc);
program.chained = true;
this.$ = { strip: $$[$0 - 2].strip, program: program, chain: true };
break;
case 20:
this.$ = $$[$0];
break;
case 21:
this.$ = { path: $$[$0 - 1], strip: yy.stripFlags($$[$0 - 2], $$[$0]) };
break;
case 22:
this.$ = yy.prepareMustache($$[$0 - 3], $$[$0 - 2], $$[$0 - 1], $$[$0 - 4], yy.stripFlags($$[$0 - 4], $$[$0]), this._$);
break;
case 23:
this.$ = yy.prepareMustache($$[$0 - 3], $$[$0 - 2], $$[$0 - 1], $$[$0 - 4], yy.stripFlags($$[$0 - 4], $$[$0]), this._$);
break;
case 24:
this.$ = {
type: 'PartialStatement',
name: $$[$0 - 3],
params: $$[$0 - 2],
hash: $$[$0 - 1],
indent: '',
strip: yy.stripFlags($$[$0 - 4], $$[$0]),
loc: yy.locInfo(this._$)
};
break;
case 25:
this.$ = yy.preparePartialBlock($$[$0 - 2], $$[$0 - 1], $$[$0], this._$);
break;
case 26:
this.$ = { path: $$[$0 - 3], params: $$[$0 - 2], hash: $$[$0 - 1], strip: yy.stripFlags($$[$0 - 4], $$[$0]) };
break;
case 27:
this.$ = $$[$0];
break;
case 28:
this.$ = $$[$0];
break;
case 29:
this.$ = {
type: 'SubExpression',
path: $$[$0 - 3],
params: $$[$0 - 2],
hash: $$[$0 - 1],
loc: yy.locInfo(this._$)
};
break;
case 30:
this.$ = { type: 'Hash', pairs: $$[$0], loc: yy.locInfo(this._$) };
break;
case 31:
this.$ = { type: 'HashPair', key: yy.id($$[$0 - 2]), value: $$[$0], loc: yy.locInfo(this._$) };
break;
case 32:
this.$ = yy.id($$[$0 - 1]);
break;
case 33:
this.$ = $$[$0];
break;
case 34:
this.$ = $$[$0];
break;
case 35:
this.$ = { type: 'StringLiteral', value: $$[$0], original: $$[$0], loc: yy.locInfo(this._$) };
break;
case 36:
this.$ = { type: 'NumberLiteral', value: Number($$[$0]), original: Number($$[$0]), loc: yy.locInfo(this._$) };
break;
case 37:
this.$ = { type: 'BooleanLiteral', value: $$[$0] === 'true', original: $$[$0] === 'true', loc: yy.locInfo(this._$) };
break;
case 38:
this.$ = { type: 'UndefinedLiteral', original: undefined, value: undefined, loc: yy.locInfo(this._$) };
break;
case 39:
this.$ = { type: 'NullLiteral', original: null, value: null, loc: yy.locInfo(this._$) };
break;
case 40:
this.$ = $$[$0];
break;
case 41:
this.$ = $$[$0];
break;
case 42:
this.$ = yy.preparePath(true, $$[$0], this._$);
break;
case 43:
this.$ = yy.preparePath(false, $$[$0], this._$);
break;
case 44:
$$[$0 - 2].push({ part: yy.id($$[$0]), original: $$[$0], separator: $$[$0 - 1] });this.$ = $$[$0 - 2];
break;
case 45:
this.$ = [{ part: yy.id($$[$0]), original: $$[$0] }];
break;
case 46:
this.$ = [];
break;
case 47:
$$[$0 - 1].push($$[$0]);
break;
case 48:
this.$ = [$$[$0]];
break;
case 49:
$$[$0 - 1].push($$[$0]);
break;
case 50:
this.$ = [];
break;
case 51:
$$[$0 - 1].push($$[$0]);
break;
case 58:
this.$ = [];
break;
case 59:
$$[$0 - 1].push($$[$0]);
break;
case 64:
this.$ = [];
break;
case 65:
$$[$0 - 1].push($$[$0]);
break;
case 70:
this.$ = [];
break;
case 71:
$$[$0 - 1].push($$[$0]);
break;
case 78:
this.$ = [];
break;
case 79:
$$[$0 - 1].push($$[$0]);
break;
case 82:
this.$ = [];
break;
case 83:
$$[$0 - 1].push($$[$0]);
break;
case 86:
this.$ = [];
break;
case 87:
$$[$0 - 1].push($$[$0]);
break;
case 90:
this.$ = [];
break;
case 91:
$$[$0 - 1].push($$[$0]);
break;
case 94:
this.$ = [];
break;
case 95:
$$[$0 - 1].push($$[$0]);
break;
case 98:
this.$ = [$$[$0]];
break;
case 99:
$$[$0 - 1].push($$[$0]);
break;
case 100:
this.$ = [$$[$0]];
break;
case 101:
$$[$0 - 1].push($$[$0]);
break;
}
},
table: [{ 3: 1, 4: 2, 5: [2, 46], 6: 3, 14: [2, 46], 15: [2, 46], 19: [2, 46], 29: [2, 46], 34: [2, 46], 48: [2, 46], 51: [2, 46], 55: [2, 46], 60: [2, 46] }, { 1: [3] }, { 5: [1, 4] }, { 5: [2, 2], 7: 5, 8: 6, 9: 7, 10: 8, 11: 9, 12: 10, 13: 11, 14: [1, 12], 15: [1, 20], 16: 17, 19: [1, 23], 24: 15, 27: 16, 29: [1, 21], 34: [1, 22], 39: [2, 2], 44: [2, 2], 47: [2, 2], 48: [1, 13], 51: [1, 14], 55: [1, 18], 59: 19, 60: [1, 24] }, { 1: [2, 1] }, { 5: [2, 47], 14: [2, 47], 15: [2, 47], 19: [2, 47], 29: [2, 47], 34: [2, 47], 39: [2, 47], 44: [2, 47], 47: [2, 47], 48: [2, 47], 51: [2, 47], 55: [2, 47], 60: [2, 47] }, { 5: [2, 3], 14: [2, 3], 15: [2, 3], 19: [2, 3], 29: [2, 3], 34: [2, 3], 39: [2, 3], 44: [2, 3], 47: [2, 3], 48: [2, 3], 51: [2, 3], 55: [2, 3], 60: [2, 3] }, { 5: [2, 4], 14: [2, 4], 15: [2, 4], 19: [2, 4], 29: [2, 4], 34: [2, 4], 39: [2, 4], 44: [2, 4], 47: [2, 4], 48: [2, 4], 51: [2, 4], 55: [2, 4], 60: [2, 4] }, { 5: [2, 5], 14: [2, 5], 15: [2, 5], 19: [2, 5], 29: [2, 5], 34: [2, 5], 39: [2, 5], 44: [2, 5], 47: [2, 5], 48: [2, 5], 51: [2, 5], 55: [2, 5], 60: [2, 5] }, { 5: [2, 6], 14: [2, 6], 15: [2, 6], 19: [2, 6], 29: [2, 6], 34: [2, 6], 39: [2, 6], 44: [2, 6], 47: [2, 6], 48: [2, 6], 51: [2, 6], 55: [2, 6], 60: [2, 6] }, { 5: [2, 7], 14: [2, 7], 15: [2, 7], 19: [2, 7], 29: [2, 7], 34: [2, 7], 39: [2, 7], 44: [2, 7], 47: [2, 7], 48: [2, 7], 51: [2, 7], 55: [2, 7], 60: [2, 7] }, { 5: [2, 8], 14: [2, 8], 15: [2, 8], 19: [2, 8], 29: [2, 8], 34: [2, 8], 39: [2, 8], 44: [2, 8], 47: [2, 8], 48: [2, 8], 51: [2, 8], 55: [2, 8], 60: [2, 8] }, { 5: [2, 9], 14: [2, 9], 15: [2, 9], 19: [2, 9], 29: [2, 9], 34: [2, 9], 39: [2, 9], 44: [2, 9], 47: [2, 9], 48: [2, 9], 51: [2, 9], 55: [2, 9], 60: [2, 9] }, { 20: 25, 72: [1, 35], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 20: 36, 72: [1, 35], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 4: 37, 6: 3, 14: [2, 46], 15: [2, 46], 19: [2, 46], 29: [2, 46], 34: [2, 46], 39: [2, 46], 44: [2, 46], 47: [2, 46], 48: [2, 46], 51: [2, 46], 55: [2, 46], 60: [2, 46] }, { 4: 38, 6: 3, 14: [2, 46], 15: [2, 46], 19: [2, 46], 29: [2, 46], 34: [2, 46], 44: [2, 46], 47: [2, 46], 48: [2, 46], 51: [2, 46], 55: [2, 46], 60: [2, 46] }, { 13: 40, 15: [1, 20], 17: 39 }, { 20: 42, 56: 41, 64: 43, 65: [1, 44], 72: [1, 35], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 4: 45, 6: 3, 14: [2, 46], 15: [2, 46], 19: [2, 46], 29: [2, 46], 34: [2, 46], 47: [2, 46], 48: [2, 46], 51: [2, 46], 55: [2, 46], 60: [2, 46] }, { 5: [2, 10], 14: [2, 10], 15: [2, 10], 18: [2, 10], 19: [2, 10], 29: [2, 10], 34: [2, 10], 39: [2, 10], 44: [2, 10], 47: [2, 10], 48: [2, 10], 51: [2, 10], 55: [2, 10], 60: [2, 10] }, { 20: 46, 72: [1, 35], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 20: 47, 72: [1, 35], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 20: 48, 72: [1, 35], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 20: 42, 56: 49, 64: 43, 65: [1, 44], 72: [1, 35], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 33: [2, 78], 49: 50, 65: [2, 78], 72: [2, 78], 80: [2, 78], 81: [2, 78], 82: [2, 78], 83: [2, 78], 84: [2, 78], 85: [2, 78] }, { 23: [2, 33], 33: [2, 33], 54: [2, 33], 65: [2, 33], 68: [2, 33], 72: [2, 33], 75: [2, 33], 80: [2, 33], 81: [2, 33], 82: [2, 33], 83: [2, 33], 84: [2, 33], 85: [2, 33] }, { 23: [2, 34], 33: [2, 34], 54: [2, 34], 65: [2, 34], 68: [2, 34], 72: [2, 34], 75: [2, 34], 80: [2, 34], 81: [2, 34], 82: [2, 34], 83: [2, 34], 84: [2, 34], 85: [2, 34] }, { 23: [2, 35], 33: [2, 35], 54: [2, 35], 65: [2, 35], 68: [2, 35], 72: [2, 35], 75: [2, 35], 80: [2, 35], 81: [2, 35], 82: [2, 35], 83: [2, 35], 84: [2, 35], 85: [2, 35] }, { 23: [2, 36], 33: [2, 36], 54: [2, 36], 65: [2, 36], 68: [2, 36], 72: [2, 36], 75: [2, 36], 80: [2, 36], 81: [2, 36], 82: [2, 36], 83: [2, 36], 84: [2, 36], 85: [2, 36] }, { 23: [2, 37], 33: [2, 37], 54: [2, 37], 65: [2, 37], 68: [2, 37], 72: [2, 37], 75: [2, 37], 80: [2, 37], 81: [2, 37], 82: [2, 37], 83: [2, 37], 84: [2, 37], 85: [2, 37] }, { 23: [2, 38], 33: [2, 38], 54: [2, 38], 65: [2, 38], 68: [2, 38], 72: [2, 38], 75: [2, 38], 80: [2, 38], 81: [2, 38], 82: [2, 38], 83: [2, 38], 84: [2, 38], 85: [2, 38] }, { 23: [2, 39], 33: [2, 39], 54: [2, 39], 65: [2, 39], 68: [2, 39], 72: [2, 39], 75: [2, 39], 80: [2, 39], 81: [2, 39], 82: [2, 39], 83: [2, 39], 84: [2, 39], 85: [2, 39] }, { 23: [2, 43], 33: [2, 43], 54: [2, 43], 65: [2, 43], 68: [2, 43], 72: [2, 43], 75: [2, 43], 80: [2, 43], 81: [2, 43], 82: [2, 43], 83: [2, 43], 84: [2, 43], 85: [2, 43], 87: [1, 51] }, { 72: [1, 35], 86: 52 }, { 23: [2, 45], 33: [2, 45], 54: [2, 45], 65: [2, 45], 68: [2, 45], 72: [2, 45], 75: [2, 45], 80: [2, 45], 81: [2, 45], 82: [2, 45], 83: [2, 45], 84: [2, 45], 85: [2, 45], 87: [2, 45] }, { 52: 53, 54: [2, 82], 65: [2, 82], 72: [2, 82], 80: [2, 82], 81: [2, 82], 82: [2, 82], 83: [2, 82], 84: [2, 82], 85: [2, 82] }, { 25: 54, 38: 56, 39: [1, 58], 43: 57, 44: [1, 59], 45: 55, 47: [2, 54] }, { 28: 60, 43: 61, 44: [1, 59], 47: [2, 56] }, { 13: 63, 15: [1, 20], 18: [1, 62] }, { 15: [2, 48], 18: [2, 48] }, { 33: [2, 86], 57: 64, 65: [2, 86], 72: [2, 86], 80: [2, 86], 81: [2, 86], 82: [2, 86], 83: [2, 86], 84: [2, 86], 85: [2, 86] }, { 33: [2, 40], 65: [2, 40], 72: [2, 40], 80: [2, 40], 81: [2, 40], 82: [2, 40], 83: [2, 40], 84: [2, 40], 85: [2, 40] }, { 33: [2, 41], 65: [2, 41], 72: [2, 41], 80: [2, 41], 81: [2, 41], 82: [2, 41], 83: [2, 41], 84: [2, 41], 85: [2, 41] }, { 20: 65, 72: [1, 35], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 26: 66, 47: [1, 67] }, { 30: 68, 33: [2, 58], 65: [2, 58], 72: [2, 58], 75: [2, 58], 80: [2, 58], 81: [2, 58], 82: [2, 58], 83: [2, 58], 84: [2, 58], 85: [2, 58] }, { 33: [2, 64], 35: 69, 65: [2, 64], 72: [2, 64], 75: [2, 64], 80: [2, 64], 81: [2, 64], 82: [2, 64], 83: [2, 64], 84: [2, 64], 85: [2, 64] }, { 21: 70, 23: [2, 50], 65: [2, 50], 72: [2, 50], 80: [2, 50], 81: [2, 50], 82: [2, 50], 83: [2, 50], 84: [2, 50], 85: [2, 50] }, { 33: [2, 90], 61: 71, 65: [2, 90], 72: [2, 90], 80: [2, 90], 81: [2, 90], 82: [2, 90], 83: [2, 90], 84: [2, 90], 85: [2, 90] }, { 20: 75, 33: [2, 80], 50: 72, 63: 73, 64: 76, 65: [1, 44], 69: 74, 70: 77, 71: 78, 72: [1, 79], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 72: [1, 80] }, { 23: [2, 42], 33: [2, 42], 54: [2, 42], 65: [2, 42], 68: [2, 42], 72: [2, 42], 75: [2, 42], 80: [2, 42], 81: [2, 42], 82: [2, 42], 83: [2, 42], 84: [2, 42], 85: [2, 42], 87: [1, 51] }, { 20: 75, 53: 81, 54: [2, 84], 63: 82, 64: 76, 65: [1, 44], 69: 83, 70: 77, 71: 78, 72: [1, 79], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 26: 84, 47: [1, 67] }, { 47: [2, 55] }, { 4: 85, 6: 3, 14: [2, 46], 15: [2, 46], 19: [2, 46], 29: [2, 46], 34: [2, 46], 39: [2, 46], 44: [2, 46], 47: [2, 46], 48: [2, 46], 51: [2, 46], 55: [2, 46], 60: [2, 46] }, { 47: [2, 20] }, { 20: 86, 72: [1, 35], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 4: 87, 6: 3, 14: [2, 46], 15: [2, 46], 19: [2, 46], 29: [2, 46], 34: [2, 46], 47: [2, 46], 48: [2, 46], 51: [2, 46], 55: [2, 46], 60: [2, 46] }, { 26: 88, 47: [1, 67] }, { 47: [2, 57] }, { 5: [2, 11], 14: [2, 11], 15: [2, 11], 19: [2, 11], 29: [2, 11], 34: [2, 11], 39: [2, 11], 44: [2, 11], 47: [2, 11], 48: [2, 11], 51: [2, 11], 55: [2, 11], 60: [2, 11] }, { 15: [2, 49], 18: [2, 49] }, { 20: 75, 33: [2, 88], 58: 89, 63: 90, 64: 76, 65: [1, 44], 69: 91, 70: 77, 71: 78, 72: [1, 79], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 65: [2, 94], 66: 92, 68: [2, 94], 72: [2, 94], 80: [2, 94], 81: [2, 94], 82: [2, 94], 83: [2, 94], 84: [2, 94], 85: [2, 94] }, { 5: [2, 25], 14: [2, 25], 15: [2, 25], 19: [2, 25], 29: [2, 25], 34: [2, 25], 39: [2, 25], 44: [2, 25], 47: [2, 25], 48: [2, 25], 51: [2, 25], 55: [2, 25], 60: [2, 25] }, { 20: 93, 72: [1, 35], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 20: 75, 31: 94, 33: [2, 60], 63: 95, 64: 76, 65: [1, 44], 69: 96, 70: 77, 71: 78, 72: [1, 79], 75: [2, 60], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 20: 75, 33: [2, 66], 36: 97, 63: 98, 64: 76, 65: [1, 44], 69: 99, 70: 77, 71: 78, 72: [1, 79], 75: [2, 66], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 20: 75, 22: 100, 23: [2, 52], 63: 101, 64: 76, 65: [1, 44], 69: 102, 70: 77, 71: 78, 72: [1, 79], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 20: 75, 33: [2, 92], 62: 103, 63: 104, 64: 76, 65: [1, 44], 69: 105, 70: 77, 71: 78, 72: [1, 79], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 33: [1, 106] }, { 33: [2, 79], 65: [2, 79], 72: [2, 79], 80: [2, 79], 81: [2, 79], 82: [2, 79], 83: [2, 79], 84: [2, 79], 85: [2, 79] }, { 33: [2, 81] }, { 23: [2, 27], 33: [2, 27], 54: [2, 27], 65: [2, 27], 68: [2, 27], 72: [2, 27], 75: [2, 27], 80: [2, 27], 81: [2, 27], 82: [2, 27], 83: [2, 27], 84: [2, 27], 85: [2, 27] }, { 23: [2, 28], 33: [2, 28], 54: [2, 28], 65: [2, 28], 68: [2, 28], 72: [2, 28], 75: [2, 28], 80: [2, 28], 81: [2, 28], 82: [2, 28], 83: [2, 28], 84: [2, 28], 85: [2, 28] }, { 23: [2, 30], 33: [2, 30], 54: [2, 30], 68: [2, 30], 71: 107, 72: [1, 108], 75: [2, 30] }, { 23: [2, 98], 33: [2, 98], 54: [2, 98], 68: [2, 98], 72: [2, 98], 75: [2, 98] }, { 23: [2, 45], 33: [2, 45], 54: [2, 45], 65: [2, 45], 68: [2, 45], 72: [2, 45], 73: [1, 109], 75: [2, 45], 80: [2, 45], 81: [2, 45], 82: [2, 45], 83: [2, 45], 84: [2, 45], 85: [2, 45], 87: [2, 45] }, { 23: [2, 44], 33: [2, 44], 54: [2, 44], 65: [2, 44], 68: [2, 44], 72: [2, 44], 75: [2, 44], 80: [2, 44], 81: [2, 44], 82: [2, 44], 83: [2, 44], 84: [2, 44], 85: [2, 44], 87: [2, 44] }, { 54: [1, 110] }, { 54: [2, 83], 65: [2, 83], 72: [2, 83], 80: [2, 83], 81: [2, 83], 82: [2, 83], 83: [2, 83], 84: [2, 83], 85: [2, 83] }, { 54: [2, 85] }, { 5: [2, 13], 14: [2, 13], 15: [2, 13], 19: [2, 13], 29: [2, 13], 34: [2, 13], 39: [2, 13], 44: [2, 13], 47: [2, 13], 48: [2, 13], 51: [2, 13], 55: [2, 13], 60: [2, 13] }, { 38: 56, 39: [1, 58], 43: 57, 44: [1, 59], 45: 112, 46: 111, 47: [2, 76] }, { 33: [2, 70], 40: 113, 65: [2, 70], 72: [2, 70], 75: [2, 70], 80: [2, 70], 81: [2, 70], 82: [2, 70], 83: [2, 70], 84: [2, 70], 85: [2, 70] }, { 47: [2, 18] }, { 5: [2, 14], 14: [2, 14], 15: [2, 14], 19: [2, 14], 29: [2, 14], 34: [2, 14], 39: [2, 14], 44: [2, 14], 47: [2, 14], 48: [2, 14], 51: [2, 14], 55: [2, 14], 60: [2, 14] }, { 33: [1, 114] }, { 33: [2, 87], 65: [2, 87], 72: [2, 87], 80: [2, 87], 81: [2, 87], 82: [2, 87], 83: [2, 87], 84: [2, 87], 85: [2, 87] }, { 33: [2, 89] }, { 20: 75, 63: 116, 64: 76, 65: [1, 44], 67: 115, 68: [2, 96], 69: 117, 70: 77, 71: 78, 72: [1, 79], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 33: [1, 118] }, { 32: 119, 33: [2, 62], 74: 120, 75: [1, 121] }, { 33: [2, 59], 65: [2, 59], 72: [2, 59], 75: [2, 59], 80: [2, 59], 81: [2, 59], 82: [2, 59], 83: [2, 59], 84: [2, 59], 85: [2, 59] }, { 33: [2, 61], 75: [2, 61] }, { 33: [2, 68], 37: 122, 74: 123, 75: [1, 121] }, { 33: [2, 65], 65: [2, 65], 72: [2, 65], 75: [2, 65], 80: [2, 65], 81: [2, 65], 82: [2, 65], 83: [2, 65], 84: [2, 65], 85: [2, 65] }, { 33: [2, 67], 75: [2, 67] }, { 23: [1, 124] }, { 23: [2, 51], 65: [2, 51], 72: [2, 51], 80: [2, 51], 81: [2, 51], 82: [2, 51], 83: [2, 51], 84: [2, 51], 85: [2, 51] }, { 23: [2, 53] }, { 33: [1, 125] }, { 33: [2, 91], 65: [2, 91], 72: [2, 91], 80: [2, 91], 81: [2, 91], 82: [2, 91], 83: [2, 91], 84: [2, 91], 85: [2, 91] }, { 33: [2, 93] }, { 5: [2, 22], 14: [2, 22], 15: [2, 22], 19: [2, 22], 29: [2, 22], 34: [2, 22], 39: [2, 22], 44: [2, 22], 47: [2, 22], 48: [2, 22], 51: [2, 22], 55: [2, 22], 60: [2, 22] }, { 23: [2, 99], 33: [2, 99], 54: [2, 99], 68: [2, 99], 72: [2, 99], 75: [2, 99] }, { 73: [1, 109] }, { 20: 75, 63: 126, 64: 76, 65: [1, 44], 72: [1, 35], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 5: [2, 23], 14: [2, 23], 15: [2, 23], 19: [2, 23], 29: [2, 23], 34: [2, 23], 39: [2, 23], 44: [2, 23], 47: [2, 23], 48: [2, 23], 51: [2, 23], 55: [2, 23], 60: [2, 23] }, { 47: [2, 19] }, { 47: [2, 77] }, { 20: 75, 33: [2, 72], 41: 127, 63: 128, 64: 76, 65: [1, 44], 69: 129, 70: 77, 71: 78, 72: [1, 79], 75: [2, 72], 78: 26, 79: 27, 80: [1, 28], 81: [1, 29], 82: [1, 30], 83: [1, 31], 84: [1, 32], 85: [1, 34], 86: 33 }, { 5: [2, 24], 14: [2, 24], 15: [2, 24], 19: [2, 24], 29: [2, 24], 34: [2, 24], 39: [2, 24], 44: [2, 24], 47: [2, 24], 48: [2, 24], 51: [2, 24], 55: [2, 24], 60: [2, 24] }, { 68: [1, 130] }, { 65: [2, 95], 68: [2, 95], 72: [2, 95], 80: [2, 95], 81: [2, 95], 82: [2, 95], 83: [2, 95], 84: [2, 95], 85: [2, 95] }, { 68: [2, 97] }, { 5: [2, 21], 14: [2, 21], 15: [2, 21], 19: [2, 21], 29: [2, 21], 34: [2, 21], 39: [2, 21], 44: [2, 21], 47: [2, 21], 48: [2, 21], 51: [2, 21], 55: [2, 21], 60: [2, 21] }, { 33: [1, 131] }, { 33: [2, 63] }, { 72: [1, 133], 76: 132 }, { 33: [1, 134] }, { 33: [2, 69] }, { 15: [2, 12] }, { 14: [2, 26], 15: [2, 26], 19: [2, 26], 29: [2, 26], 34: [2, 26], 47: [2, 26], 48: [2, 26], 51: [2, 26], 55: [2, 26], 60: [2, 26] }, { 23: [2, 31], 33: [2, 31], 54: [2, 31], 68: [2, 31], 72: [2, 31], 75: [2, 31] }, { 33: [2, 74], 42: 135, 74: 136, 75: [1, 121] }, { 33: [2, 71], 65: [2, 71], 72: [2, 71], 75: [2, 71], 80: [2, 71], 81: [2, 71], 82: [2, 71], 83: [2, 71], 84: [2, 71], 85: [2, 71] }, { 33: [2, 73], 75: [2, 73] }, { 23: [2, 29], 33: [2, 29], 54: [2, 29], 65: [2, 29], 68: [2, 29], 72: [2, 29], 75: [2, 29], 80: [2, 29], 81: [2, 29], 82: [2, 29], 83: [2, 29], 84: [2, 29], 85: [2, 29] }, { 14: [2, 15], 15: [2, 15], 19: [2, 15], 29: [2, 15], 34: [2, 15], 39: [2, 15], 44: [2, 15], 47: [2, 15], 48: [2, 15], 51: [2, 15], 55: [2, 15], 60: [2, 15] }, { 72: [1, 138], 77: [1, 137] }, { 72: [2, 100], 77: [2, 100] }, { 14: [2, 16], 15: [2, 16], 19: [2, 16], 29: [2, 16], 34: [2, 16], 44: [2, 16], 47: [2, 16], 48: [2, 16], 51: [2, 16], 55: [2, 16], 60: [2, 16] }, { 33: [1, 139] }, { 33: [2, 75] }, { 33: [2, 32] }, { 72: [2, 101], 77: [2, 101] }, { 14: [2, 17], 15: [2, 17], 19: [2, 17], 29: [2, 17], 34: [2, 17], 39: [2, 17], 44: [2, 17], 47: [2, 17], 48: [2, 17], 51: [2, 17], 55: [2, 17], 60: [2, 17] }],
defaultActions: { 4: [2, 1], 55: [2, 55], 57: [2, 20], 61: [2, 57], 74: [2, 81], 83: [2, 85], 87: [2, 18], 91: [2, 89], 102: [2, 53], 105: [2, 93], 111: [2, 19], 112: [2, 77], 117: [2, 97], 120: [2, 63], 123: [2, 69], 124: [2, 12], 136: [2, 75], 137: [2, 32] },
parseError: function parseError(str, hash) {
throw new Error(str);
},
parse: function parse(input) {
var self = this,
stack = [0],
vstack = [null],
lstack = [],
table = this.table,
yytext = "",
yylineno = 0,
yyleng = 0,
recovering = 0,
TERROR = 2,
EOF = 1;
this.lexer.setInput(input);
this.lexer.yy = this.yy;
this.yy.lexer = this.lexer;
this.yy.parser = this;
if (typeof this.lexer.yylloc == "undefined") this.lexer.yylloc = {};
var yyloc = this.lexer.yylloc;
lstack.push(yyloc);
var ranges = this.lexer.options && this.lexer.options.ranges;
if (typeof this.yy.parseError === "function") this.parseError = this.yy.parseError;
function popStack(n) {
stack.length = stack.length - 2 * n;
vstack.length = vstack.length - n;
lstack.length = lstack.length - n;
}
function lex() {
var token;
token = self.lexer.lex() || 1;
if (typeof token !== "number") {
token = self.symbols_[token] || token;
}
return token;
}
var symbol,
preErrorSymbol,
state,
action,
a,
r,
yyval = {},
p,
len,
newState,
expected;
while (true) {
state = stack[stack.length - 1];
if (this.defaultActions[state]) {
action = this.defaultActions[state];
} else {
if (symbol === null || typeof symbol == "undefined") {
symbol = lex();
}
action = table[state] && table[state][symbol];
}
if (typeof action === "undefined" || !action.length || !action[0]) {
var errStr = "";
if (!recovering) {
expected = [];
for (p in table[state]) if (this.terminals_[p] && p > 2) {
expected.push("'" + this.terminals_[p] + "'");
}
if (this.lexer.showPosition) {
errStr = "Parse error on line " + (yylineno + 1) + ":\n" + this.lexer.showPosition() + "\nExpecting " + expected.join(", ") + ", got '" + (this.terminals_[symbol] || symbol) + "'";
} else {
errStr = "Parse error on line " + (yylineno + 1) + ": Unexpected " + (symbol == 1 ? "end of input" : "'" + (this.terminals_[symbol] || symbol) + "'");
}
this.parseError(errStr, { text: this.lexer.match, token: this.terminals_[symbol] || symbol, line: this.lexer.yylineno, loc: yyloc, expected: expected });
}
}
if (action[0] instanceof Array && action.length > 1) {
throw new Error("Parse Error: multiple actions possible at state: " + state + ", token: " + symbol);
}
switch (action[0]) {
case 1:
stack.push(symbol);
vstack.push(this.lexer.yytext);
lstack.push(this.lexer.yylloc);
stack.push(action[1]);
symbol = null;
if (!preErrorSymbol) {
yyleng = this.lexer.yyleng;
yytext = this.lexer.yytext;
yylineno = this.lexer.yylineno;
yyloc = this.lexer.yylloc;
if (recovering > 0) recovering--;
} else {
symbol = preErrorSymbol;
preErrorSymbol = null;
}
break;
case 2:
len = this.productions_[action[1]][1];
yyval.$ = vstack[vstack.length - len];
yyval._$ = { first_line: lstack[lstack.length - (len || 1)].first_line, last_line: lstack[lstack.length - 1].last_line, first_column: lstack[lstack.length - (len || 1)].first_column, last_column: lstack[lstack.length - 1].last_column };
if (ranges) {
yyval._$.range = [lstack[lstack.length - (len || 1)].range[0], lstack[lstack.length - 1].range[1]];
}
r = this.performAction.call(yyval, yytext, yyleng, yylineno, this.yy, action[1], vstack, lstack);
if (typeof r !== "undefined") {
return r;
}
if (len) {
stack = stack.slice(0, -1 * len * 2);
vstack = vstack.slice(0, -1 * len);
lstack = lstack.slice(0, -1 * len);
}
stack.push(this.productions_[action[1]][0]);
vstack.push(yyval.$);
lstack.push(yyval._$);
newState = table[stack[stack.length - 2]][stack[stack.length - 1]];
stack.push(newState);
break;
case 3:
return true;
}
}
return true;
}
};
/* Jison generated lexer */
var lexer = (function () {
var lexer = { EOF: 1,
parseError: function parseError(str, hash) {
if (this.yy.parser) {
this.yy.parser.parseError(str, hash);
} else {
throw new Error(str);
}
},
setInput: function setInput(input) {
this._input = input;
this._more = this._less = this.done = false;
this.yylineno = this.yyleng = 0;
this.yytext = this.matched = this.match = '';
this.conditionStack = ['INITIAL'];
this.yylloc = { first_line: 1, first_column: 0, last_line: 1, last_column: 0 };
if (this.options.ranges) this.yylloc.range = [0, 0];
this.offset = 0;
return this;
},
input: function input() {
var ch = this._input[0];
this.yytext += ch;
this.yyleng++;
this.offset++;
this.match += ch;
this.matched += ch;
var lines = ch.match(/(?:\r\n?|\n).*/g);
if (lines) {
this.yylineno++;
this.yylloc.last_line++;
} else {
this.yylloc.last_column++;
}
if (this.options.ranges) this.yylloc.range[1]++;
this._input = this._input.slice(1);
return ch;
},
unput: function unput(ch) {
var len = ch.length;
var lines = ch.split(/(?:\r\n?|\n)/g);
this._input = ch + this._input;
this.yytext = this.yytext.substr(0, this.yytext.length - len - 1);
//this.yyleng -= len;
this.offset -= len;
var oldLines = this.match.split(/(?:\r\n?|\n)/g);
this.match = this.match.substr(0, this.match.length - 1);
this.matched = this.matched.substr(0, this.matched.length - 1);
if (lines.length - 1) this.yylineno -= lines.length - 1;
var r = this.yylloc.range;
this.yylloc = { first_line: this.yylloc.first_line,
last_line: this.yylineno + 1,
first_column: this.yylloc.first_column,
last_column: lines ? (lines.length === oldLines.length ? this.yylloc.first_column : 0) + oldLines[oldLines.length - lines.length].length - lines[0].length : this.yylloc.first_column - len
};
if (this.options.ranges) {
this.yylloc.range = [r[0], r[0] + this.yyleng - len];
}
return this;
},
more: function more() {
this._more = true;
return this;
},
less: function less(n) {
this.unput(this.match.slice(n));
},
pastInput: function pastInput() {
var past = this.matched.substr(0, this.matched.length - this.match.length);
return (past.length > 20 ? '...' : '') + past.substr(-20).replace(/\n/g, "");
},
upcomingInput: function upcomingInput() {
var next = this.match;
if (next.length < 20) {
next += this._input.substr(0, 20 - next.length);
}
return (next.substr(0, 20) + (next.length > 20 ? '...' : '')).replace(/\n/g, "");
},
showPosition: function showPosition() {
var pre = this.pastInput();
var c = new Array(pre.length + 1).join("-");
return pre + this.upcomingInput() + "\n" + c + "^";
},
next: function next() {
if (this.done) {
return this.EOF;
}
if (!this._input) this.done = true;
var token, match, tempMatch, index, col, lines;
if (!this._more) {
this.yytext = '';
this.match = '';
}
var rules = this._currentRules();
for (var i = 0; i < rules.length; i++) {
tempMatch = this._input.match(this.rules[rules[i]]);
if (tempMatch && (!match || tempMatch[0].length > match[0].length)) {
match = tempMatch;
index = i;
if (!this.options.flex) break;
}
}
if (match) {
lines = match[0].match(/(?:\r\n?|\n).*/g);
if (lines) this.yylineno += lines.length;
this.yylloc = { first_line: this.yylloc.last_line,
last_line: this.yylineno + 1,
first_column: this.yylloc.last_column,
last_column: lines ? lines[lines.length - 1].length - lines[lines.length - 1].match(/\r?\n?/)[0].length : this.yylloc.last_column + match[0].length };
this.yytext += match[0];
this.match += match[0];
this.matches = match;
this.yyleng = this.yytext.length;
if (this.options.ranges) {
this.yylloc.range = [this.offset, this.offset += this.yyleng];
}
this._more = false;
this._input = this._input.slice(match[0].length);
this.matched += match[0];
token = this.performAction.call(this, this.yy, this, rules[index], this.conditionStack[this.conditionStack.length - 1]);
if (this.done && this._input) this.done = false;
if (token) return token;else return;
}
if (this._input === "") {
return this.EOF;
} else {
return this.parseError('Lexical error on line ' + (this.yylineno + 1) + '. Unrecognized text.\n' + this.showPosition(), { text: "", token: null, line: this.yylineno });
}
},
lex: function lex() {
var r = this.next();
if (typeof r !== 'undefined') {
return r;
} else {
return this.lex();
}
},
begin: function begin(condition) {
this.conditionStack.push(condition);
},
popState: function popState() {
return this.conditionStack.pop();
},
_currentRules: function _currentRules() {
return this.conditions[this.conditionStack[this.conditionStack.length - 1]].rules;
},
topState: function topState() {
return this.conditionStack[this.conditionStack.length - 2];
},
pushState: function begin(condition) {
this.begin(condition);
} };
lexer.options = {};
lexer.performAction = function anonymous(yy, yy_, $avoiding_name_collisions, YY_START
/**/) {
function strip(start, end) {
return yy_.yytext = yy_.yytext.substr(start, yy_.yyleng - end);
}
var YYSTATE = YY_START;
switch ($avoiding_name_collisions) {
case 0:
if (yy_.yytext.slice(-2) === "\\\\") {
strip(0, 1);
this.begin("mu");
} else if (yy_.yytext.slice(-1) === "\\") {
strip(0, 1);
this.begin("emu");
} else {
this.begin("mu");
}
if (yy_.yytext) return 15;
break;
case 1:
return 15;
break;
case 2:
this.popState();
return 15;
break;
case 3:
this.begin('raw');return 15;
break;
case 4:
this.popState();
// Should be using `this.topState()` below, but it currently
// returns the second top instead of the first top. Opened an
// issue about it at https://github.com/zaach/jison/issues/291
if (this.conditionStack[this.conditionStack.length - 1] === 'raw') {
return 15;
} else {
yy_.yytext = yy_.yytext.substr(5, yy_.yyleng - 9);
return 'END_RAW_BLOCK';
}
break;
case 5:
return 15;
break;
case 6:
this.popState();
return 14;
break;
case 7:
return 65;
break;
case 8:
return 68;
break;
case 9:
return 19;
break;
case 10:
this.popState();
this.begin('raw');
return 23;
break;
case 11:
return 55;
break;
case 12:
return 60;
break;
case 13:
return 29;
break;
case 14:
return 47;
break;
case 15:
this.popState();return 44;
break;
case 16:
this.popState();return 44;
break;
case 17:
return 34;
break;
case 18:
return 39;
break;
case 19:
return 51;
break;
case 20:
return 48;
break;
case 21:
this.unput(yy_.yytext);
this.popState();
this.begin('com');
break;
case 22:
this.popState();
return 14;
break;
case 23:
return 48;
break;
case 24:
return 73;
break;
case 25:
return 72;
break;
case 26:
return 72;
break;
case 27:
return 87;
break;
case 28:
// ignore whitespace
break;
case 29:
this.popState();return 54;
break;
case 30:
this.popState();return 33;
break;
case 31:
yy_.yytext = strip(1, 2).replace(/\\"/g, '"');return 80;
break;
case 32:
yy_.yytext = strip(1, 2).replace(/\\'/g, "'");return 80;
break;
case 33:
return 85;
break;
case 34:
return 82;
break;
case 35:
return 82;
break;
case 36:
return 83;
break;
case 37:
return 84;
break;
case 38:
return 81;
break;
case 39:
return 75;
break;
case 40:
return 77;
break;
case 41:
return 72;
break;
case 42:
yy_.yytext = yy_.yytext.replace(/\\([\\\]])/g, '$1');return 72;
break;
case 43:
return 'INVALID';
break;
case 44:
return 5;
break;
}
};
lexer.rules = [/^(?:[^\x00]*?(?=(\{\{)))/, /^(?:[^\x00]+)/, /^(?:[^\x00]{2,}?(?=(\{\{|\\\{\{|\\\\\{\{|$)))/, /^(?:\{\{\{\{(?=[^\/]))/, /^(?:\{\{\{\{\/[^\s!"#%-,\.\/;->@\[-\^`\{-~]+(?=[=}\s\/.])\}\}\}\})/, /^(?:[^\x00]*?(?=(\{\{\{\{)))/, /^(?:[\s\S]*?--(~)?\}\})/, /^(?:\()/, /^(?:\))/, /^(?:\{\{\{\{)/, /^(?:\}\}\}\})/, /^(?:\{\{(~)?>)/, /^(?:\{\{(~)?#>)/, /^(?:\{\{(~)?#\*?)/, /^(?:\{\{(~)?\/)/, /^(?:\{\{(~)?\^\s*(~)?\}\})/, /^(?:\{\{(~)?\s*else\s*(~)?\}\})/, /^(?:\{\{(~)?\^)/, /^(?:\{\{(~)?\s*else\b)/, /^(?:\{\{(~)?\{)/, /^(?:\{\{(~)?&)/, /^(?:\{\{(~)?!--)/, /^(?:\{\{(~)?![\s\S]*?\}\})/, /^(?:\{\{(~)?\*?)/, /^(?:=)/, /^(?:\.\.)/, /^(?:\.(?=([=~}\s\/.)|])))/, /^(?:[\/.])/, /^(?:\s+)/, /^(?:\}(~)?\}\})/, /^(?:(~)?\}\})/, /^(?:"(\\["]|[^"])*")/, /^(?:'(\\[']|[^'])*')/, /^(?:@)/, /^(?:true(?=([~}\s)])))/, /^(?:false(?=([~}\s)])))/, /^(?:undefined(?=([~}\s)])))/, /^(?:null(?=([~}\s)])))/, /^(?:-?[0-9]+(?:\.[0-9]+)?(?=([~}\s)])))/, /^(?:as\s+\|)/, /^(?:\|)/, /^(?:([^\s!"#%-,\.\/;->@\[-\^`\{-~]+(?=([=~}\s\/.)|]))))/, /^(?:\[(\\\]|[^\]])*\])/, /^(?:.)/, /^(?:$)/];
lexer.conditions = { "mu": { "rules": [7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44], "inclusive": false }, "emu": { "rules": [2], "inclusive": false }, "com": { "rules": [6], "inclusive": false }, "raw": { "rules": [3, 4, 5], "inclusive": false }, "INITIAL": { "rules": [0, 1, 44], "inclusive": true } };
return lexer;
})();
parser.lexer = lexer;
function Parser() {
this.yy = {};
}Parser.prototype = parser;parser.Parser = Parser;
return new Parser();
})();exports["default"] = handlebars;
module.exports = exports["default"];
/***/ }),
/* 38 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var _interopRequireDefault = __webpack_require__(1)['default'];
exports.__esModule = true;
var _visitor = __webpack_require__(39);
var _visitor2 = _interopRequireDefault(_visitor);
function WhitespaceControl() {
var options = arguments.length <= 0 || arguments[0] === undefined ? {} : arguments[0];
this.options = options;
}
WhitespaceControl.prototype = new _visitor2['default']();
WhitespaceControl.prototype.Program = function (program) {
var doStandalone = !this.options.ignoreStandalone;
var isRoot = !this.isRootSeen;
this.isRootSeen = true;
var body = program.body;
for (var i = 0, l = body.length; i < l; i++) {
var current = body[i],
strip = this.accept(current);
if (!strip) {
continue;
}
var _isPrevWhitespace = isPrevWhitespace(body, i, isRoot),
_isNextWhitespace = isNextWhitespace(body, i, isRoot),
openStandalone = strip.openStandalone && _isPrevWhitespace,
closeStandalone = strip.closeStandalone && _isNextWhitespace,
inlineStandalone = strip.inlineStandalone && _isPrevWhitespace && _isNextWhitespace;
if (strip.close) {
omitRight(body, i, true);
}
if (strip.open) {
omitLeft(body, i, true);
}
if (doStandalone && inlineStandalone) {
omitRight(body, i);
if (omitLeft(body, i)) {
// If we are on a standalone node, save the indent info for partials
if (current.type === 'PartialStatement') {
// Pull out the whitespace from the final line
current.indent = /([ \t]+$)/.exec(body[i - 1].original)[1];
}
}
}
if (doStandalone && openStandalone) {
omitRight((current.program || current.inverse).body);
// Strip out the previous content node if it's whitespace only
omitLeft(body, i);
}
if (doStandalone && closeStandalone) {
// Always strip the next node
omitRight(body, i);
omitLeft((current.inverse || current.program).body);
}
}
return program;
};
WhitespaceControl.prototype.BlockStatement = WhitespaceControl.prototype.DecoratorBlock = WhitespaceControl.prototype.PartialBlockStatement = function (block) {
this.accept(block.program);
this.accept(block.inverse);
// Find the inverse program that is involed with whitespace stripping.
var program = block.program || block.inverse,
inverse = block.program && block.inverse,
firstInverse = inverse,
lastInverse = inverse;
if (inverse && inverse.chained) {
firstInverse = inverse.body[0].program;
// Walk the inverse chain to find the last inverse that is actually in the chain.
while (lastInverse.chained) {
lastInverse = lastInverse.body[lastInverse.body.length - 1].program;
}
}
var strip = {
open: block.openStrip.open,
close: block.closeStrip.close,
// Determine the standalone candiacy. Basically flag our content as being possibly standalone
// so our parent can determine if we actually are standalone
openStandalone: isNextWhitespace(program.body),
closeStandalone: isPrevWhitespace((firstInverse || program).body)
};
if (block.openStrip.close) {
omitRight(program.body, null, true);
}
if (inverse) {
var inverseStrip = block.inverseStrip;
if (inverseStrip.open) {
omitLeft(program.body, null, true);
}
if (inverseStrip.close) {
omitRight(firstInverse.body, null, true);
}
if (block.closeStrip.open) {
omitLeft(lastInverse.body, null, true);
}
// Find standalone else statments
if (!this.options.ignoreStandalone && isPrevWhitespace(program.body) && isNextWhitespace(firstInverse.body)) {
omitLeft(program.body);
omitRight(firstInverse.body);
}
} else if (block.closeStrip.open) {
omitLeft(program.body, null, true);
}
return strip;
};
WhitespaceControl.prototype.Decorator = WhitespaceControl.prototype.MustacheStatement = function (mustache) {
return mustache.strip;
};
WhitespaceControl.prototype.PartialStatement = WhitespaceControl.prototype.CommentStatement = function (node) {
/* istanbul ignore next */
var strip = node.strip || {};
return {
inlineStandalone: true,
open: strip.open,
close: strip.close
};
};
function isPrevWhitespace(body, i, isRoot) {
if (i === undefined) {
i = body.length;
}
// Nodes that end with newlines are considered whitespace (but are special
// cased for strip operations)
var prev = body[i - 1],
sibling = body[i - 2];
if (!prev) {
return isRoot;
}
if (prev.type === 'ContentStatement') {
return (sibling || !isRoot ? /\r?\n\s*?$/ : /(^|\r?\n)\s*?$/).test(prev.original);
}
}
function isNextWhitespace(body, i, isRoot) {
if (i === undefined) {
i = -1;
}
var next = body[i + 1],
sibling = body[i + 2];
if (!next) {
return isRoot;
}
if (next.type === 'ContentStatement') {
return (sibling || !isRoot ? /^\s*?\r?\n/ : /^\s*?(\r?\n|$)/).test(next.original);
}
}
// Marks the node to the right of the position as omitted.
// I.e. {{foo}}' ' will mark the ' ' node as omitted.
//
// If i is undefined, then the first child will be marked as such.
//
// If mulitple is truthy then all whitespace will be stripped out until non-whitespace
// content is met.
function omitRight(body, i, multiple) {
var current = body[i == null ? 0 : i + 1];
if (!current || current.type !== 'ContentStatement' || !multiple && current.rightStripped) {
return;
}
var original = current.value;
current.value = current.value.replace(multiple ? /^\s+/ : /^[ \t]*\r?\n?/, '');
current.rightStripped = current.value !== original;
}
// Marks the node to the left of the position as omitted.
// I.e. ' '{{foo}} will mark the ' ' node as omitted.
//
// If i is undefined then the last child will be marked as such.
//
// If mulitple is truthy then all whitespace will be stripped out until non-whitespace
// content is met.
function omitLeft(body, i, multiple) {
var current = body[i == null ? body.length - 1 : i - 1];
if (!current || current.type !== 'ContentStatement' || !multiple && current.leftStripped) {
return;
}
// We omit the last node if it's whitespace only and not preceeded by a non-content node.
var original = current.value;
current.value = current.value.replace(multiple ? /\s+$/ : /[ \t]+$/, '');
current.leftStripped = current.value !== original;
return current.leftStripped;
}
exports['default'] = WhitespaceControl;
module.exports = exports['default'];
/***/ }),
/* 39 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var _interopRequireDefault = __webpack_require__(1)['default'];
exports.__esModule = true;
var _exception = __webpack_require__(6);
var _exception2 = _interopRequireDefault(_exception);
function Visitor() {
this.parents = [];
}
Visitor.prototype = {
constructor: Visitor,
mutating: false,
// Visits a given value. If mutating, will replace the value if necessary.
acceptKey: function acceptKey(node, name) {
var value = this.accept(node[name]);
if (this.mutating) {
// Hacky sanity check: This may have a few false positives for type for the helper
// methods but will generally do the right thing without a lot of overhead.
if (value && !Visitor.prototype[value.type]) {
throw new _exception2['default']('Unexpected node type "' + value.type + '" found when accepting ' + name + ' on ' + node.type);
}
node[name] = value;
}
},
// Performs an accept operation with added sanity check to ensure
// required keys are not removed.
acceptRequired: function acceptRequired(node, name) {
this.acceptKey(node, name);
if (!node[name]) {
throw new _exception2['default'](node.type + ' requires ' + name);
}
},
// Traverses a given array. If mutating, empty respnses will be removed
// for child elements.
acceptArray: function acceptArray(array) {
for (var i = 0, l = array.length; i < l; i++) {
this.acceptKey(array, i);
if (!array[i]) {
array.splice(i, 1);
i--;
l--;
}
}
},
accept: function accept(object) {
if (!object) {
return;
}
/* istanbul ignore next: Sanity code */
if (!this[object.type]) {
throw new _exception2['default']('Unknown type: ' + object.type, object);
}
if (this.current) {
this.parents.unshift(this.current);
}
this.current = object;
var ret = this[object.type](object);
this.current = this.parents.shift();
if (!this.mutating || ret) {
return ret;
} else if (ret !== false) {
return object;
}
},
Program: function Program(program) {
this.acceptArray(program.body);
},
MustacheStatement: visitSubExpression,
Decorator: visitSubExpression,
BlockStatement: visitBlock,
DecoratorBlock: visitBlock,
PartialStatement: visitPartial,
PartialBlockStatement: function PartialBlockStatement(partial) {
visitPartial.call(this, partial);
this.acceptKey(partial, 'program');
},
ContentStatement: function ContentStatement() /* content */{},
CommentStatement: function CommentStatement() /* comment */{},
SubExpression: visitSubExpression,
PathExpression: function PathExpression() /* path */{},
StringLiteral: function StringLiteral() /* string */{},
NumberLiteral: function NumberLiteral() /* number */{},
BooleanLiteral: function BooleanLiteral() /* bool */{},
UndefinedLiteral: function UndefinedLiteral() /* literal */{},
NullLiteral: function NullLiteral() /* literal */{},
Hash: function Hash(hash) {
this.acceptArray(hash.pairs);
},
HashPair: function HashPair(pair) {
this.acceptRequired(pair, 'value');
}
};
function visitSubExpression(mustache) {
this.acceptRequired(mustache, 'path');
this.acceptArray(mustache.params);
this.acceptKey(mustache, 'hash');
}
function visitBlock(block) {
visitSubExpression.call(this, block);
this.acceptKey(block, 'program');
this.acceptKey(block, 'inverse');
}
function visitPartial(partial) {
this.acceptRequired(partial, 'name');
this.acceptArray(partial.params);
this.acceptKey(partial, 'hash');
}
exports['default'] = Visitor;
module.exports = exports['default'];
/***/ }),
/* 40 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var _interopRequireDefault = __webpack_require__(1)['default'];
exports.__esModule = true;
exports.SourceLocation = SourceLocation;
exports.id = id;
exports.stripFlags = stripFlags;
exports.stripComment = stripComment;
exports.preparePath = preparePath;
exports.prepareMustache = prepareMustache;
exports.prepareRawBlock = prepareRawBlock;
exports.prepareBlock = prepareBlock;
exports.prepareProgram = prepareProgram;
exports.preparePartialBlock = preparePartialBlock;
var _exception = __webpack_require__(6);
var _exception2 = _interopRequireDefault(_exception);
function validateClose(open, close) {
close = close.path ? close.path.original : close;
if (open.path.original !== close) {
var errorNode = { loc: open.path.loc };
throw new _exception2['default'](open.path.original + " doesn't match " + close, errorNode);
}
}
function SourceLocation(source, locInfo) {
this.source = source;
this.start = {
line: locInfo.first_line,
column: locInfo.first_column
};
this.end = {
line: locInfo.last_line,
column: locInfo.last_column
};
}
function id(token) {
if (/^\[.*\]$/.test(token)) {
return token.substr(1, token.length - 2);
} else {
return token;
}
}
function stripFlags(open, close) {
return {
open: open.charAt(2) === '~',
close: close.charAt(close.length - 3) === '~'
};
}
function stripComment(comment) {
return comment.replace(/^\{\{~?\!-?-?/, '').replace(/-?-?~?\}\}$/, '');
}
function preparePath(data, parts, loc) {
loc = this.locInfo(loc);
var original = data ? '@' : '',
dig = [],
depth = 0,
depthString = '';
for (var i = 0, l = parts.length; i < l; i++) {
var part = parts[i].part,
// If we have [] syntax then we do not treat path references as operators,
// i.e. foo.[this] resolves to approximately context.foo['this']
isLiteral = parts[i].original !== part;
original += (parts[i].separator || '') + part;
if (!isLiteral && (part === '..' || part === '.' || part === 'this')) {
if (dig.length > 0) {
throw new _exception2['default']('Invalid path: ' + original, { loc: loc });
} else if (part === '..') {
depth++;
depthString += '../';
}
} else {
dig.push(part);
}
}
return {
type: 'PathExpression',
data: data,
depth: depth,
parts: dig,
original: original,
loc: loc
};
}
function prepareMustache(path, params, hash, open, strip, locInfo) {
// Must use charAt to support IE pre-10
var escapeFlag = open.charAt(3) || open.charAt(2),
escaped = escapeFlag !== '{' && escapeFlag !== '&';
var decorator = /\*/.test(open);
return {
type: decorator ? 'Decorator' : 'MustacheStatement',
path: path,
params: params,
hash: hash,
escaped: escaped,
strip: strip,
loc: this.locInfo(locInfo)
};
}
function prepareRawBlock(openRawBlock, contents, close, locInfo) {
validateClose(openRawBlock, close);
locInfo = this.locInfo(locInfo);
var program = {
type: 'Program',
body: contents,
strip: {},
loc: locInfo
};
return {
type: 'BlockStatement',
path: openRawBlock.path,
params: openRawBlock.params,
hash: openRawBlock.hash,
program: program,
openStrip: {},
inverseStrip: {},
closeStrip: {},
loc: locInfo
};
}
function prepareBlock(openBlock, program, inverseAndProgram, close, inverted, locInfo) {
if (close && close.path) {
validateClose(openBlock, close);
}
var decorator = /\*/.test(openBlock.open);
program.blockParams = openBlock.blockParams;
var inverse = undefined,
inverseStrip = undefined;
if (inverseAndProgram) {
if (decorator) {
throw new _exception2['default']('Unexpected inverse block on decorator', inverseAndProgram);
}
if (inverseAndProgram.chain) {
inverseAndProgram.program.body[0].closeStrip = close.strip;
}
inverseStrip = inverseAndProgram.strip;
inverse = inverseAndProgram.program;
}
if (inverted) {
inverted = inverse;
inverse = program;
program = inverted;
}
return {
type: decorator ? 'DecoratorBlock' : 'BlockStatement',
path: openBlock.path,
params: openBlock.params,
hash: openBlock.hash,
program: program,
inverse: inverse,
openStrip: openBlock.strip,
inverseStrip: inverseStrip,
closeStrip: close && close.strip,
loc: this.locInfo(locInfo)
};
}
function prepareProgram(statements, loc) {
if (!loc && statements.length) {
var firstLoc = statements[0].loc,
lastLoc = statements[statements.length - 1].loc;
/* istanbul ignore else */
if (firstLoc && lastLoc) {
loc = {
source: firstLoc.source,
start: {
line: firstLoc.start.line,
column: firstLoc.start.column
},
end: {
line: lastLoc.end.line,
column: lastLoc.end.column
}
};
}
}
return {
type: 'Program',
body: statements,
strip: {},
loc: loc
};
}
function preparePartialBlock(open, program, close, locInfo) {
validateClose(open, close);
return {
type: 'PartialBlockStatement',
name: open.path,
params: open.params,
hash: open.hash,
program: program,
openStrip: open.strip,
closeStrip: close && close.strip,
loc: this.locInfo(locInfo)
};
}
/***/ }),
/* 41 */
/***/ (function(module, exports, __webpack_require__) {
/* eslint-disable new-cap */
'use strict';
var _interopRequireDefault = __webpack_require__(1)['default'];
exports.__esModule = true;
exports.Compiler = Compiler;
exports.precompile = precompile;
exports.compile = compile;
var _exception = __webpack_require__(6);
var _exception2 = _interopRequireDefault(_exception);
var _utils = __webpack_require__(5);
var _ast = __webpack_require__(35);
var _ast2 = _interopRequireDefault(_ast);
var slice = [].slice;
function Compiler() {}
// the foundHelper register will disambiguate helper lookup from finding a
// function in a context. This is necessary for mustache compatibility, which
// requires that context functions in blocks are evaluated by blockHelperMissing,
// and then proceed as if the resulting value was provided to blockHelperMissing.
Compiler.prototype = {
compiler: Compiler,
equals: function equals(other) {
var len = this.opcodes.length;
if (other.opcodes.length !== len) {
return false;
}
for (var i = 0; i < len; i++) {
var opcode = this.opcodes[i],
otherOpcode = other.opcodes[i];
if (opcode.opcode !== otherOpcode.opcode || !argEquals(opcode.args, otherOpcode.args)) {
return false;
}
}
// We know that length is the same between the two arrays because they are directly tied
// to the opcode behavior above.
len = this.children.length;
for (var i = 0; i < len; i++) {
if (!this.children[i].equals(other.children[i])) {
return false;
}
}
return true;
},
guid: 0,
compile: function compile(program, options) {
this.sourceNode = [];
this.opcodes = [];
this.children = [];
this.options = options;
this.stringParams = options.stringParams;
this.trackIds = options.trackIds;
options.blockParams = options.blockParams || [];
// These changes will propagate to the other compiler components
var knownHelpers = options.knownHelpers;
options.knownHelpers = {
'helperMissing': true,
'blockHelperMissing': true,
'each': true,
'if': true,
'unless': true,
'with': true,
'log': true,
'lookup': true
};
if (knownHelpers) {
for (var _name in knownHelpers) {
/* istanbul ignore else */
if (_name in knownHelpers) {
this.options.knownHelpers[_name] = knownHelpers[_name];
}
}
}
return this.accept(program);
},
compileProgram: function compileProgram(program) {
var childCompiler = new this.compiler(),
// eslint-disable-line new-cap
result = childCompiler.compile(program, this.options),
guid = this.guid++;
this.usePartial = this.usePartial || result.usePartial;
this.children[guid] = result;
this.useDepths = this.useDepths || result.useDepths;
return guid;
},
accept: function accept(node) {
/* istanbul ignore next: Sanity code */
if (!this[node.type]) {
throw new _exception2['default']('Unknown type: ' + node.type, node);
}
this.sourceNode.unshift(node);
var ret = this[node.type](node);
this.sourceNode.shift();
return ret;
},
Program: function Program(program) {
this.options.blockParams.unshift(program.blockParams);
var body = program.body,
bodyLength = body.length;
for (var i = 0; i < bodyLength; i++) {
this.accept(body[i]);
}
this.options.blockParams.shift();
this.isSimple = bodyLength === 1;
this.blockParams = program.blockParams ? program.blockParams.length : 0;
return this;
},
BlockStatement: function BlockStatement(block) {
transformLiteralToPath(block);
var program = block.program,
inverse = block.inverse;
program = program && this.compileProgram(program);
inverse = inverse && this.compileProgram(inverse);
var type = this.classifySexpr(block);
if (type === 'helper') {
this.helperSexpr(block, program, inverse);
} else if (type === 'simple') {
this.simpleSexpr(block);
// now that the simple mustache is resolved, we need to
// evaluate it by executing `blockHelperMissing`
this.opcode('pushProgram', program);
this.opcode('pushProgram', inverse);
this.opcode('emptyHash');
this.opcode('blockValue', block.path.original);
} else {
this.ambiguousSexpr(block, program, inverse);
// now that the simple mustache is resolved, we need to
// evaluate it by executing `blockHelperMissing`
this.opcode('pushProgram', program);
this.opcode('pushProgram', inverse);
this.opcode('emptyHash');
this.opcode('ambiguousBlockValue');
}
this.opcode('append');
},
DecoratorBlock: function DecoratorBlock(decorator) {
var program = decorator.program && this.compileProgram(decorator.program);
var params = this.setupFullMustacheParams(decorator, program, undefined),
path = decorator.path;
this.useDecorators = true;
this.opcode('registerDecorator', params.length, path.original);
},
PartialStatement: function PartialStatement(partial) {
this.usePartial = true;
var program = partial.program;
if (program) {
program = this.compileProgram(partial.program);
}
var params = partial.params;
if (params.length > 1) {
throw new _exception2['default']('Unsupported number of partial arguments: ' + params.length, partial);
} else if (!params.length) {
if (this.options.explicitPartialContext) {
this.opcode('pushLiteral', 'undefined');
} else {
params.push({ type: 'PathExpression', parts: [], depth: 0 });
}
}
var partialName = partial.name.original,
isDynamic = partial.name.type === 'SubExpression';
if (isDynamic) {
this.accept(partial.name);
}
this.setupFullMustacheParams(partial, program, undefined, true);
var indent = partial.indent || '';
if (this.options.preventIndent && indent) {
this.opcode('appendContent', indent);
indent = '';
}
this.opcode('invokePartial', isDynamic, partialName, indent);
this.opcode('append');
},
PartialBlockStatement: function PartialBlockStatement(partialBlock) {
this.PartialStatement(partialBlock);
},
MustacheStatement: function MustacheStatement(mustache) {
this.SubExpression(mustache);
if (mustache.escaped && !this.options.noEscape) {
this.opcode('appendEscaped');
} else {
this.opcode('append');
}
},
Decorator: function Decorator(decorator) {
this.DecoratorBlock(decorator);
},
ContentStatement: function ContentStatement(content) {
if (content.value) {
this.opcode('appendContent', content.value);
}
},
CommentStatement: function CommentStatement() {},
SubExpression: function SubExpression(sexpr) {
transformLiteralToPath(sexpr);
var type = this.classifySexpr(sexpr);
if (type === 'simple') {
this.simpleSexpr(sexpr);
} else if (type === 'helper') {
this.helperSexpr(sexpr);
} else {
this.ambiguousSexpr(sexpr);
}
},
ambiguousSexpr: function ambiguousSexpr(sexpr, program, inverse) {
var path = sexpr.path,
name = path.parts[0],
isBlock = program != null || inverse != null;
this.opcode('getContext', path.depth);
this.opcode('pushProgram', program);
this.opcode('pushProgram', inverse);
path.strict = true;
this.accept(path);
this.opcode('invokeAmbiguous', name, isBlock);
},
simpleSexpr: function simpleSexpr(sexpr) {
var path = sexpr.path;
path.strict = true;
this.accept(path);
this.opcode('resolvePossibleLambda');
},
helperSexpr: function helperSexpr(sexpr, program, inverse) {
var params = this.setupFullMustacheParams(sexpr, program, inverse),
path = sexpr.path,
name = path.parts[0];
if (this.options.knownHelpers[name]) {
this.opcode('invokeKnownHelper', params.length, name);
} else if (this.options.knownHelpersOnly) {
throw new _exception2['default']('You specified knownHelpersOnly, but used the unknown helper ' + name, sexpr);
} else {
path.strict = true;
path.falsy = true;
this.accept(path);
this.opcode('invokeHelper', params.length, path.original, _ast2['default'].helpers.simpleId(path));
}
},
PathExpression: function PathExpression(path) {
this.addDepth(path.depth);
this.opcode('getContext', path.depth);
var name = path.parts[0],
scoped = _ast2['default'].helpers.scopedId(path),
blockParamId = !path.depth && !scoped && this.blockParamIndex(name);
if (blockParamId) {
this.opcode('lookupBlockParam', blockParamId, path.parts);
} else if (!name) {
// Context reference, i.e. `{{foo .}}` or `{{foo ..}}`
this.opcode('pushContext');
} else if (path.data) {
this.options.data = true;
this.opcode('lookupData', path.depth, path.parts, path.strict);
} else {
this.opcode('lookupOnContext', path.parts, path.falsy, path.strict, scoped);
}
},
StringLiteral: function StringLiteral(string) {
this.opcode('pushString', string.value);
},
NumberLiteral: function NumberLiteral(number) {
this.opcode('pushLiteral', number.value);
},
BooleanLiteral: function BooleanLiteral(bool) {
this.opcode('pushLiteral', bool.value);
},
UndefinedLiteral: function UndefinedLiteral() {
this.opcode('pushLiteral', 'undefined');
},
NullLiteral: function NullLiteral() {
this.opcode('pushLiteral', 'null');
},
Hash: function Hash(hash) {
var pairs = hash.pairs,
i = 0,
l = pairs.length;
this.opcode('pushHash');
for (; i < l; i++) {
this.pushParam(pairs[i].value);
}
while (i--) {
this.opcode('assignToHash', pairs[i].key);
}
this.opcode('popHash');
},
// HELPERS
opcode: function opcode(name) {
this.opcodes.push({ opcode: name, args: slice.call(arguments, 1), loc: this.sourceNode[0].loc });
},
addDepth: function addDepth(depth) {
if (!depth) {
return;
}
this.useDepths = true;
},
classifySexpr: function classifySexpr(sexpr) {
var isSimple = _ast2['default'].helpers.simpleId(sexpr.path);
var isBlockParam = isSimple && !!this.blockParamIndex(sexpr.path.parts[0]);
// a mustache is an eligible helper if:
// * its id is simple (a single part, not `this` or `..`)
var isHelper = !isBlockParam && _ast2['default'].helpers.helperExpression(sexpr);
// if a mustache is an eligible helper but not a definite
// helper, it is ambiguous, and will be resolved in a later
// pass or at runtime.
var isEligible = !isBlockParam && (isHelper || isSimple);
// if ambiguous, we can possibly resolve the ambiguity now
// An eligible helper is one that does not have a complex path, i.e. `this.foo`, `../foo` etc.
if (isEligible && !isHelper) {
var _name2 = sexpr.path.parts[0],
options = this.options;
if (options.knownHelpers[_name2]) {
isHelper = true;
} else if (options.knownHelpersOnly) {
isEligible = false;
}
}
if (isHelper) {
return 'helper';
} else if (isEligible) {
return 'ambiguous';
} else {
return 'simple';
}
},
pushParams: function pushParams(params) {
for (var i = 0, l = params.length; i < l; i++) {
this.pushParam(params[i]);
}
},
pushParam: function pushParam(val) {
var value = val.value != null ? val.value : val.original || '';
if (this.stringParams) {
if (value.replace) {
value = value.replace(/^(\.?\.\/)*/g, '').replace(/\//g, '.');
}
if (val.depth) {
this.addDepth(val.depth);
}
this.opcode('getContext', val.depth || 0);
this.opcode('pushStringParam', value, val.type);
if (val.type === 'SubExpression') {
// SubExpressions get evaluated and passed in
// in string params mode.
this.accept(val);
}
} else {
if (this.trackIds) {
var blockParamIndex = undefined;
if (val.parts && !_ast2['default'].helpers.scopedId(val) && !val.depth) {
blockParamIndex = this.blockParamIndex(val.parts[0]);
}
if (blockParamIndex) {
var blockParamChild = val.parts.slice(1).join('.');
this.opcode('pushId', 'BlockParam', blockParamIndex, blockParamChild);
} else {
value = val.original || value;
if (value.replace) {
value = value.replace(/^this(?:\.|$)/, '').replace(/^\.\//, '').replace(/^\.$/, '');
}
this.opcode('pushId', val.type, value);
}
}
this.accept(val);
}
},
setupFullMustacheParams: function setupFullMustacheParams(sexpr, program, inverse, omitEmpty) {
var params = sexpr.params;
this.pushParams(params);
this.opcode('pushProgram', program);
this.opcode('pushProgram', inverse);
if (sexpr.hash) {
this.accept(sexpr.hash);
} else {
this.opcode('emptyHash', omitEmpty);
}
return params;
},
blockParamIndex: function blockParamIndex(name) {
for (var depth = 0, len = this.options.blockParams.length; depth < len; depth++) {
var blockParams = this.options.blockParams[depth],
param = blockParams && _utils.indexOf(blockParams, name);
if (blockParams && param >= 0) {
return [depth, param];
}
}
}
};
function precompile(input, options, env) {
if (input == null || typeof input !== 'string' && input.type !== 'Program') {
throw new _exception2['default']('You must pass a string or Handlebars AST to Handlebars.precompile. You passed ' + input);
}
options = options || {};
if (!('data' in options)) {
options.data = true;
}
if (options.compat) {
options.useDepths = true;
}
var ast = env.parse(input, options),
environment = new env.Compiler().compile(ast, options);
return new env.JavaScriptCompiler().compile(environment, options);
}
function compile(input, options, env) {
if (options === undefined) options = {};
if (input == null || typeof input !== 'string' && input.type !== 'Program') {
throw new _exception2['default']('You must pass a string or Handlebars AST to Handlebars.compile. You passed ' + input);
}
options = _utils.extend({}, options);
if (!('data' in options)) {
options.data = true;
}
if (options.compat) {
options.useDepths = true;
}
var compiled = undefined;
function compileInput() {
var ast = env.parse(input, options),
environment = new env.Compiler().compile(ast, options),
templateSpec = new env.JavaScriptCompiler().compile(environment, options, undefined, true);
return env.template(templateSpec);
}
// Template is only compiled on first use and cached after that point.
function ret(context, execOptions) {
if (!compiled) {
compiled = compileInput();
}
return compiled.call(this, context, execOptions);
}
ret._setup = function (setupOptions) {
if (!compiled) {
compiled = compileInput();
}
return compiled._setup(setupOptions);
};
ret._child = function (i, data, blockParams, depths) {
if (!compiled) {
compiled = compileInput();
}
return compiled._child(i, data, blockParams, depths);
};
return ret;
}
function argEquals(a, b) {
if (a === b) {
return true;
}
if (_utils.isArray(a) && _utils.isArray(b) && a.length === b.length) {
for (var i = 0; i < a.length; i++) {
if (!argEquals(a[i], b[i])) {
return false;
}
}
return true;
}
}
function transformLiteralToPath(sexpr) {
if (!sexpr.path.parts) {
var literal = sexpr.path;
// Casting to string here to make false and 0 literal values play nicely with the rest
// of the system.
sexpr.path = {
type: 'PathExpression',
data: false,
depth: 0,
parts: [literal.original + ''],
original: literal.original + '',
loc: literal.loc
};
}
}
/***/ }),
/* 42 */
/***/ (function(module, exports, __webpack_require__) {
'use strict';
var _interopRequireDefault = __webpack_require__(1)['default'];
exports.__esModule = true;
var _base = __webpack_require__(4);
var _exception = __webpack_require__(6);
var _exception2 = _interopRequireDefault(_exception);
var _utils = __webpack_require__(5);
var _codeGen = __webpack_require__(43);
var _codeGen2 = _interopRequireDefault(_codeGen);
function Literal(value) {
this.value = value;
}
function JavaScriptCompiler() {}
JavaScriptCompiler.prototype = {
// PUBLIC API: You can override these methods in a subclass to provide
// alternative compiled forms for name lookup and buffering semantics
nameLookup: function nameLookup(parent, name /* , type*/) {
if (JavaScriptCompiler.isValidJavaScriptVariableName(name)) {
return [parent, '.', name];
} else {
return [parent, '[', JSON.stringify(name), ']'];
}
},
depthedLookup: function depthedLookup(name) {
return [this.aliasable('container.lookup'), '(depths, "', name, '")'];
},
compilerInfo: function compilerInfo() {
var revision = _base.COMPILER_REVISION,
versions = _base.REVISION_CHANGES[revision];
return [revision, versions];
},
appendToBuffer: function appendToBuffer(source, location, explicit) {
// Force a source as this simplifies the merge logic.
if (!_utils.isArray(source)) {
source = [source];
}
source = this.source.wrap(source, location);
if (this.environment.isSimple) {
return ['return ', source, ';'];
} else if (explicit) {
// This is a case where the buffer operation occurs as a child of another
// construct, generally braces. We have to explicitly output these buffer
// operations to ensure that the emitted code goes in the correct location.
return ['buffer += ', source, ';'];
} else {
source.appendToBuffer = true;
return source;
}
},
initializeBuffer: function initializeBuffer() {
return this.quotedString('');
},
// END PUBLIC API
compile: function compile(environment, options, context, asObject) {
this.environment = environment;
this.options = options;
this.stringParams = this.options.stringParams;
this.trackIds = this.options.trackIds;
this.precompile = !asObject;
this.name = this.environment.name;
this.isChild = !!context;
this.context = context || {
decorators: [],
programs: [],
environments: []
};
this.preamble();
this.stackSlot = 0;
this.stackVars = [];
this.aliases = {};
this.registers = { list: [] };
this.hashes = [];
this.compileStack = [];
this.inlineStack = [];
this.blockParams = [];
this.compileChildren(environment, options);
this.useDepths = this.useDepths || environment.useDepths || environment.useDecorators || this.options.compat;
this.useBlockParams = this.useBlockParams || environment.useBlockParams;
var opcodes = environment.opcodes,
opcode = undefined,
firstLoc = undefined,
i = undefined,
l = undefined;
for (i = 0, l = opcodes.length; i < l; i++) {
opcode = opcodes[i];
this.source.currentLocation = opcode.loc;
firstLoc = firstLoc || opcode.loc;
this[opcode.opcode].apply(this, opcode.args);
}
// Flush any trailing content that might be pending.
this.source.currentLocation = firstLoc;
this.pushSource('');
/* istanbul ignore next */
if (this.stackSlot || this.inlineStack.length || this.compileStack.length) {
throw new _exception2['default']('Compile completed with content left on stack');
}
if (!this.decorators.isEmpty()) {
this.useDecorators = true;
this.decorators.prepend('var decorators = container.decorators;\n');
this.decorators.push('return fn;');
if (asObject) {
this.decorators = Function.apply(this, ['fn', 'props', 'container', 'depth0', 'data', 'blockParams', 'depths', this.decorators.merge()]);
} else {
this.decorators.prepend('function(fn, props, container, depth0, data, blockParams, depths) {\n');
this.decorators.push('}\n');
this.decorators = this.decorators.merge();
}
} else {
this.decorators = undefined;
}
var fn = this.createFunctionContext(asObject);
if (!this.isChild) {
var ret = {
compiler: this.compilerInfo(),
main: fn
};
if (this.decorators) {
ret.main_d = this.decorators; // eslint-disable-line camelcase
ret.useDecorators = true;
}
var _context = this.context;
var programs = _context.programs;
var decorators = _context.decorators;
for (i = 0, l = programs.length; i < l; i++) {
if (programs[i]) {
ret[i] = programs[i];
if (decorators[i]) {
ret[i + '_d'] = decorators[i];
ret.useDecorators = true;
}
}
}
if (this.environment.usePartial) {
ret.usePartial = true;
}
if (this.options.data) {
ret.useData = true;
}
if (this.useDepths) {
ret.useDepths = true;
}
if (this.useBlockParams) {
ret.useBlockParams = true;
}
if (this.options.compat) {
ret.compat = true;
}
if (!asObject) {
ret.compiler = JSON.stringify(ret.compiler);
this.source.currentLocation = { start: { line: 1, column: 0 } };
ret = this.objectLiteral(ret);
if (options.srcName) {
ret = ret.toStringWithSourceMap({ file: options.destName });
ret.map = ret.map && ret.map.toString();
} else {
ret = ret.toString();
}
} else {
ret.compilerOptions = this.options;
}
return ret;
} else {
return fn;
}
},
preamble: function preamble() {
// track the last context pushed into place to allow skipping the
// getContext opcode when it would be a noop
this.lastContext = 0;
this.source = new _codeGen2['default'](this.options.srcName);
this.decorators = new _codeGen2['default'](this.options.srcName);
},
createFunctionContext: function createFunctionContext(asObject) {
var varDeclarations = '';
var locals = this.stackVars.concat(this.registers.list);
if (locals.length > 0) {
varDeclarations += ', ' + locals.join(', ');
}
// Generate minimizer alias mappings
//
// When using true SourceNodes, this will update all references to the given alias
// as the source nodes are reused in situ. For the non-source node compilation mode,
// aliases will not be used, but this case is already being run on the client and
// we aren't concern about minimizing the template size.
var aliasCount = 0;
for (var alias in this.aliases) {
// eslint-disable-line guard-for-in
var node = this.aliases[alias];
if (this.aliases.hasOwnProperty(alias) && node.children && node.referenceCount > 1) {
varDeclarations += ', alias' + ++aliasCount + '=' + alias;
node.children[0] = 'alias' + aliasCount;
}
}
var params = ['container', 'depth0', 'helpers', 'partials', 'data'];
if (this.useBlockParams || this.useDepths) {
params.push('blockParams');
}
if (this.useDepths) {
params.push('depths');
}
// Perform a second pass over the output to merge content when possible
var source = this.mergeSource(varDeclarations);
if (asObject) {
params.push(source);
return Function.apply(this, params);
} else {
return this.source.wrap(['function(', params.join(','), ') {\n ', source, '}']);
}
},
mergeSource: function mergeSource(varDeclarations) {
var isSimple = this.environment.isSimple,
appendOnly = !this.forceBuffer,
appendFirst = undefined,
sourceSeen = undefined,
bufferStart = undefined,
bufferEnd = undefined;
this.source.each(function (line) {
if (line.appendToBuffer) {
if (bufferStart) {
line.prepend(' + ');
} else {
bufferStart = line;
}
bufferEnd = line;
} else {
if (bufferStart) {
if (!sourceSeen) {
appendFirst = true;
} else {
bufferStart.prepend('buffer += ');
}
bufferEnd.add(';');
bufferStart = bufferEnd = undefined;
}
sourceSeen = true;
if (!isSimple) {
appendOnly = false;
}
}
});
if (appendOnly) {
if (bufferStart) {
bufferStart.prepend('return ');
bufferEnd.add(';');
} else if (!sourceSeen) {
this.source.push('return "";');
}
} else {
varDeclarations += ', buffer = ' + (appendFirst ? '' : this.initializeBuffer());
if (bufferStart) {
bufferStart.prepend('return buffer + ');
bufferEnd.add(';');
} else {
this.source.push('return buffer;');
}
}
if (varDeclarations) {
this.source.prepend('var ' + varDeclarations.substring(2) + (appendFirst ? '' : ';\n'));
}
return this.source.merge();
},
// [blockValue]
//
// On stack, before: hash, inverse, program, value
// On stack, after: return value of blockHelperMissing
//
// The purpose of this opcode is to take a block of the form
// `{{#this.foo}}...{{/this.foo}}`, resolve the value of `foo`, and
// replace it on the stack with the result of properly
// invoking blockHelperMissing.
blockValue: function blockValue(name) {
var blockHelperMissing = this.aliasable('helpers.blockHelperMissing'),
params = [this.contextName(0)];
this.setupHelperArgs(name, 0, params);
var blockName = this.popStack();
params.splice(1, 0, blockName);
this.push(this.source.functionCall(blockHelperMissing, 'call', params));
},
// [ambiguousBlockValue]
//
// On stack, before: hash, inverse, program, value
// Compiler value, before: lastHelper=value of last found helper, if any
// On stack, after, if no lastHelper: same as [blockValue]
// On stack, after, if lastHelper: value
ambiguousBlockValue: function ambiguousBlockValue() {
// We're being a bit cheeky and reusing the options value from the prior exec
var blockHelperMissing = this.aliasable('helpers.blockHelperMissing'),
params = [this.contextName(0)];
this.setupHelperArgs('', 0, params, true);
this.flushInline();
var current = this.topStack();
params.splice(1, 0, current);
this.pushSource(['if (!', this.lastHelper, ') { ', current, ' = ', this.source.functionCall(blockHelperMissing, 'call', params), '}']);
},
// [appendContent]
//
// On stack, before: ...
// On stack, after: ...
//
// Appends the string value of `content` to the current buffer
appendContent: function appendContent(content) {
if (this.pendingContent) {
content = this.pendingContent + content;
} else {
this.pendingLocation = this.source.currentLocation;
}
this.pendingContent = content;
},
// [append]
//
// On stack, before: value, ...
// On stack, after: ...
//
// Coerces `value` to a String and appends it to the current buffer.
//
// If `value` is truthy, or 0, it is coerced into a string and appended
// Otherwise, the empty string is appended
append: function append() {
if (this.isInline()) {
this.replaceStack(function (current) {
return [' != null ? ', current, ' : ""'];
});
this.pushSource(this.appendToBuffer(this.popStack()));
} else {
var local = this.popStack();
this.pushSource(['if (', local, ' != null) { ', this.appendToBuffer(local, undefined, true), ' }']);
if (this.environment.isSimple) {
this.pushSource(['else { ', this.appendToBuffer("''", undefined, true), ' }']);
}
}
},
// [appendEscaped]
//
// On stack, before: value, ...
// On stack, after: ...
//
// Escape `value` and append it to the buffer
appendEscaped: function appendEscaped() {
this.pushSource(this.appendToBuffer([this.aliasable('container.escapeExpression'), '(', this.popStack(), ')']));
},
// [getContext]
//
// On stack, before: ...
// On stack, after: ...
// Compiler value, after: lastContext=depth
//
// Set the value of the `lastContext` compiler value to the depth
getContext: function getContext(depth) {
this.lastContext = depth;
},
// [pushContext]
//
// On stack, before: ...
// On stack, after: currentContext, ...
//
// Pushes the value of the current context onto the stack.
pushContext: function pushContext() {
this.pushStackLiteral(this.contextName(this.lastContext));
},
// [lookupOnContext]
//
// On stack, before: ...
// On stack, after: currentContext[name], ...
//
// Looks up the value of `name` on the current context and pushes
// it onto the stack.
lookupOnContext: function lookupOnContext(parts, falsy, strict, scoped) {
var i = 0;
if (!scoped && this.options.compat && !this.lastContext) {
// The depthed query is expected to handle the undefined logic for the root level that
// is implemented below, so we evaluate that directly in compat mode
this.push(this.depthedLookup(parts[i++]));
} else {
this.pushContext();
}
this.resolvePath('context', parts, i, falsy, strict);
},
// [lookupBlockParam]
//
// On stack, before: ...
// On stack, after: blockParam[name], ...
//
// Looks up the value of `parts` on the given block param and pushes
// it onto the stack.
lookupBlockParam: function lookupBlockParam(blockParamId, parts) {
this.useBlockParams = true;
this.push(['blockParams[', blockParamId[0], '][', blockParamId[1], ']']);
this.resolvePath('context', parts, 1);
},
// [lookupData]
//
// On stack, before: ...
// On stack, after: data, ...
//
// Push the data lookup operator
lookupData: function lookupData(depth, parts, strict) {
if (!depth) {
this.pushStackLiteral('data');
} else {
this.pushStackLiteral('container.data(data, ' + depth + ')');
}
this.resolvePath('data', parts, 0, true, strict);
},
resolvePath: function resolvePath(type, parts, i, falsy, strict) {
// istanbul ignore next
var _this = this;
if (this.options.strict || this.options.assumeObjects) {
this.push(strictLookup(this.options.strict && strict, this, parts, type));
return;
}
var len = parts.length;
for (; i < len; i++) {
/* eslint-disable no-loop-func */
this.replaceStack(function (current) {
var lookup = _this.nameLookup(current, parts[i], type);
// We want to ensure that zero and false are handled properly if the context (falsy flag)
// needs to have the special handling for these values.
if (!falsy) {
return [' != null ? ', lookup, ' : ', current];
} else {
// Otherwise we can use generic falsy handling
return [' && ', lookup];
}
});
/* eslint-enable no-loop-func */
}
},
// [resolvePossibleLambda]
//
// On stack, before: value, ...
// On stack, after: resolved value, ...
//
// If the `value` is a lambda, replace it on the stack by
// the return value of the lambda
resolvePossibleLambda: function resolvePossibleLambda() {
this.push([this.aliasable('container.lambda'), '(', this.popStack(), ', ', this.contextName(0), ')']);
},
// [pushStringParam]
//
// On stack, before: ...
// On stack, after: string, currentContext, ...
//
// This opcode is designed for use in string mode, which
// provides the string value of a parameter along with its
// depth rather than resolving it immediately.
pushStringParam: function pushStringParam(string, type) {
this.pushContext();
this.pushString(type);
// If it's a subexpression, the string result
// will be pushed after this opcode.
if (type !== 'SubExpression') {
if (typeof string === 'string') {
this.pushString(string);
} else {
this.pushStackLiteral(string);
}
}
},
emptyHash: function emptyHash(omitEmpty) {
if (this.trackIds) {
this.push('{}'); // hashIds
}
if (this.stringParams) {
this.push('{}'); // hashContexts
this.push('{}'); // hashTypes
}
this.pushStackLiteral(omitEmpty ? 'undefined' : '{}');
},
pushHash: function pushHash() {
if (this.hash) {
this.hashes.push(this.hash);
}
this.hash = { values: [], types: [], contexts: [], ids: [] };
},
popHash: function popHash() {
var hash = this.hash;
this.hash = this.hashes.pop();
if (this.trackIds) {
this.push(this.objectLiteral(hash.ids));
}
if (this.stringParams) {
this.push(this.objectLiteral(hash.contexts));
this.push(this.objectLiteral(hash.types));
}
this.push(this.objectLiteral(hash.values));
},
// [pushString]
//
// On stack, before: ...
// On stack, after: quotedString(string), ...
//
// Push a quoted version of `string` onto the stack
pushString: function pushString(string) {
this.pushStackLiteral(this.quotedString(string));
},
// [pushLiteral]
//
// On stack, before: ...
// On stack, after: value, ...
//
// Pushes a value onto the stack. This operation prevents
// the compiler from creating a temporary variable to hold
// it.
pushLiteral: function pushLiteral(value) {
this.pushStackLiteral(value);
},
// [pushProgram]
//
// On stack, before: ...
// On stack, after: program(guid), ...
//
// Push a program expression onto the stack. This takes
// a compile-time guid and converts it into a runtime-accessible
// expression.
pushProgram: function pushProgram(guid) {
if (guid != null) {
this.pushStackLiteral(this.programExpression(guid));
} else {
this.pushStackLiteral(null);
}
},
// [registerDecorator]
//
// On stack, before: hash, program, params..., ...
// On stack, after: ...
//
// Pops off the decorator's parameters, invokes the decorator,
// and inserts the decorator into the decorators list.
registerDecorator: function registerDecorator(paramSize, name) {
var foundDecorator = this.nameLookup('decorators', name, 'decorator'),
options = this.setupHelperArgs(name, paramSize);
this.decorators.push(['fn = ', this.decorators.functionCall(foundDecorator, '', ['fn', 'props', 'container', options]), ' || fn;']);
},
// [invokeHelper]
//
// On stack, before: hash, inverse, program, params..., ...
// On stack, after: result of helper invocation
//
// Pops off the helper's parameters, invokes the helper,
// and pushes the helper's return value onto the stack.
//
// If the helper is not found, `helperMissing` is called.
invokeHelper: function invokeHelper(paramSize, name, isSimple) {
var nonHelper = this.popStack(),
helper = this.setupHelper(paramSize, name),
simple = isSimple ? [helper.name, ' || '] : '';
var lookup = ['('].concat(simple, nonHelper);
if (!this.options.strict) {
lookup.push(' || ', this.aliasable('helpers.helperMissing'));
}
lookup.push(')');
this.push(this.source.functionCall(lookup, 'call', helper.callParams));
},
// [invokeKnownHelper]
//
// On stack, before: hash, inverse, program, params..., ...
// On stack, after: result of helper invocation
//
// This operation is used when the helper is known to exist,
// so a `helperMissing` fallback is not required.
invokeKnownHelper: function invokeKnownHelper(paramSize, name) {
var helper = this.setupHelper(paramSize, name);
this.push(this.source.functionCall(helper.name, 'call', helper.callParams));
},
// [invokeAmbiguous]
//
// On stack, before: hash, inverse, program, params..., ...
// On stack, after: result of disambiguation
//
// This operation is used when an expression like `{{foo}}`
// is provided, but we don't know at compile-time whether it
// is a helper or a path.
//
// This operation emits more code than the other options,
// and can be avoided by passing the `knownHelpers` and
// `knownHelpersOnly` flags at compile-time.
invokeAmbiguous: function invokeAmbiguous(name, helperCall) {
this.useRegister('helper');
var nonHelper = this.popStack();
this.emptyHash();
var helper = this.setupHelper(0, name, helperCall);
var helperName = this.lastHelper = this.nameLookup('helpers', name, 'helper');
var lookup = ['(', '(helper = ', helperName, ' || ', nonHelper, ')'];
if (!this.options.strict) {
lookup[0] = '(helper = ';
lookup.push(' != null ? helper : ', this.aliasable('helpers.helperMissing'));
}
this.push(['(', lookup, helper.paramsInit ? ['),(', helper.paramsInit] : [], '),', '(typeof helper === ', this.aliasable('"function"'), ' ? ', this.source.functionCall('helper', 'call', helper.callParams), ' : helper))']);
},
// [invokePartial]
//
// On stack, before: context, ...
// On stack after: result of partial invocation
//
// This operation pops off a context, invokes a partial with that context,
// and pushes the result of the invocation back.
invokePartial: function invokePartial(isDynamic, name, indent) {
var params = [],
options = this.setupParams(name, 1, params);
if (isDynamic) {
name = this.popStack();
delete options.name;
}
if (indent) {
options.indent = JSON.stringify(indent);
}
options.helpers = 'helpers';
options.partials = 'partials';
options.decorators = 'container.decorators';
if (!isDynamic) {
params.unshift(this.nameLookup('partials', name, 'partial'));
} else {
params.unshift(name);
}
if (this.options.compat) {
options.depths = 'depths';
}
options = this.objectLiteral(options);
params.push(options);
this.push(this.source.functionCall('container.invokePartial', '', params));
},
// [assignToHash]
//
// On stack, before: value, ..., hash, ...
// On stack, after: ..., hash, ...
//
// Pops a value off the stack and assigns it to the current hash
assignToHash: function assignToHash(key) {
var value = this.popStack(),
context = undefined,
type = undefined,
id = undefined;
if (this.trackIds) {
id = this.popStack();
}
if (this.stringParams) {
type = this.popStack();
context = this.popStack();
}
var hash = this.hash;
if (context) {
hash.contexts[key] = context;
}
if (type) {
hash.types[key] = type;
}
if (id) {
hash.ids[key] = id;
}
hash.values[key] = value;
},
pushId: function pushId(type, name, child) {
if (type === 'BlockParam') {
this.pushStackLiteral('blockParams[' + name[0] + '].path[' + name[1] + ']' + (child ? ' + ' + JSON.stringify('.' + child) : ''));
} else if (type === 'PathExpression') {
this.pushString(name);
} else if (type === 'SubExpression') {
this.pushStackLiteral('true');
} else {
this.pushStackLiteral('null');
}
},
// HELPERS
compiler: JavaScriptCompiler,
compileChildren: function compileChildren(environment, options) {
var children = environment.children,
child = undefined,
compiler = undefined;
for (var i = 0, l = children.length; i < l; i++) {
child = children[i];
compiler = new this.compiler(); // eslint-disable-line new-cap
var existing = this.matchExistingProgram(child);
if (existing == null) {
this.context.programs.push(''); // Placeholder to prevent name conflicts for nested children
var index = this.context.programs.length;
child.index = index;
child.name = 'program' + index;
this.context.programs[index] = compiler.compile(child, options, this.context, !this.precompile);
this.context.decorators[index] = compiler.decorators;
this.context.environments[index] = child;
this.useDepths = this.useDepths || compiler.useDepths;
this.useBlockParams = this.useBlockParams || compiler.useBlockParams;
child.useDepths = this.useDepths;
child.useBlockParams = this.useBlockParams;
} else {
child.index = existing.index;
child.name = 'program' + existing.index;
this.useDepths = this.useDepths || existing.useDepths;
this.useBlockParams = this.useBlockParams || existing.useBlockParams;
}
}
},
matchExistingProgram: function matchExistingProgram(child) {
for (var i = 0, len = this.context.environments.length; i < len; i++) {
var environment = this.context.environments[i];
if (environment && environment.equals(child)) {
return environment;
}
}
},
programExpression: function programExpression(guid) {
var child = this.environment.children[guid],
programParams = [child.index, 'data', child.blockParams];
if (this.useBlockParams || this.useDepths) {
programParams.push('blockParams');
}
if (this.useDepths) {
programParams.push('depths');
}
return 'container.program(' + programParams.join(', ') + ')';
},
useRegister: function useRegister(name) {
if (!this.registers[name]) {
this.registers[name] = true;
this.registers.list.push(name);
}
},
push: function push(expr) {
if (!(expr instanceof Literal)) {
expr = this.source.wrap(expr);
}
this.inlineStack.push(expr);
return expr;
},
pushStackLiteral: function pushStackLiteral(item) {
this.push(new Literal(item));
},
pushSource: function pushSource(source) {
if (this.pendingContent) {
this.source.push(this.appendToBuffer(this.source.quotedString(this.pendingContent), this.pendingLocation));
this.pendingContent = undefined;
}
if (source) {
this.source.push(source);
}
},
replaceStack: function replaceStack(callback) {
var prefix = ['('],
stack = undefined,
createdStack = undefined,
usedLiteral = undefined;
/* istanbul ignore next */
if (!this.isInline()) {
throw new _exception2['default']('replaceStack on non-inline');
}
// We want to merge the inline statement into the replacement statement via ','
var top = this.popStack(true);
if (top instanceof Literal) {
// Literals do not need to be inlined
stack = [top.value];
prefix = ['(', stack];
usedLiteral = true;
} else {
// Get or create the current stack name for use by the inline
createdStack = true;
var _name = this.incrStack();
prefix = ['((', this.push(_name), ' = ', top, ')'];
stack = this.topStack();
}
var item = callback.call(this, stack);
if (!usedLiteral) {
this.popStack();
}
if (createdStack) {
this.stackSlot--;
}
this.push(prefix.concat(item, ')'));
},
incrStack: function incrStack() {
this.stackSlot++;
if (this.stackSlot > this.stackVars.length) {
this.stackVars.push('stack' + this.stackSlot);
}
return this.topStackName();
},
topStackName: function topStackName() {
return 'stack' + this.stackSlot;
},
flushInline: function flushInline() {
var inlineStack = this.inlineStack;
this.inlineStack = [];
for (var i = 0, len = inlineStack.length; i < len; i++) {
var entry = inlineStack[i];
/* istanbul ignore if */
if (entry instanceof Literal) {
this.compileStack.push(entry);
} else {
var stack = this.incrStack();
this.pushSource([stack, ' = ', entry, ';']);
this.compileStack.push(stack);
}
}
},
isInline: function isInline() {
return this.inlineStack.length;
},
popStack: function popStack(wrapped) {
var inline = this.isInline(),
item = (inline ? this.inlineStack : this.compileStack).pop();
if (!wrapped && item instanceof Literal) {
return item.value;
} else {
if (!inline) {
/* istanbul ignore next */
if (!this.stackSlot) {
throw new _exception2['default']('Invalid stack pop');
}
this.stackSlot--;
}
return item;
}
},
topStack: function topStack() {
var stack = this.isInline() ? this.inlineStack : this.compileStack,
item = stack[stack.length - 1];
/* istanbul ignore if */
if (item instanceof Literal) {
return item.value;
} else {
return item;
}
},
contextName: function contextName(context) {
if (this.useDepths && context) {
return 'depths[' + context + ']';
} else {
return 'depth' + context;
}
},
quotedString: function quotedString(str) {
return this.source.quotedString(str);
},
objectLiteral: function objectLiteral(obj) {
return this.source.objectLiteral(obj);
},
aliasable: function aliasable(name) {
var ret = this.aliases[name];
if (ret) {
ret.referenceCount++;
return ret;
}
ret = this.aliases[name] = this.source.wrap(name);
ret.aliasable = true;
ret.referenceCount = 1;
return ret;
},
setupHelper: function setupHelper(paramSize, name, blockHelper) {
var params = [],
paramsInit = this.setupHelperArgs(name, paramSize, params, blockHelper);
var foundHelper = this.nameLookup('helpers', name, 'helper'),
callContext = this.aliasable(this.contextName(0) + ' != null ? ' + this.contextName(0) + ' : (container.nullContext || {})');
return {
params: params,
paramsInit: paramsInit,
name: foundHelper,
callParams: [callContext].concat(params)
};
},
setupParams: function setupParams(helper, paramSize, params) {
var options = {},
contexts = [],
types = [],
ids = [],
objectArgs = !params,
param = undefined;
if (objectArgs) {
params = [];
}
options.name = this.quotedString(helper);
options.hash = this.popStack();
if (this.trackIds) {
options.hashIds = this.popStack();
}
if (this.stringParams) {
options.hashTypes = this.popStack();
options.hashContexts = this.popStack();
}
var inverse = this.popStack(),
program = this.popStack();
// Avoid setting fn and inverse if neither are set. This allows
// helpers to do a check for `if (options.fn)`
if (program || inverse) {
options.fn = program || 'container.noop';
options.inverse = inverse || 'container.noop';
}
// The parameters go on to the stack in order (making sure that they are evaluated in order)
// so we need to pop them off the stack in reverse order
var i = paramSize;
while (i--) {
param = this.popStack();
params[i] = param;
if (this.trackIds) {
ids[i] = this.popStack();
}
if (this.stringParams) {
types[i] = this.popStack();
contexts[i] = this.popStack();
}
}
if (objectArgs) {
options.args = this.source.generateArray(params);
}
if (this.trackIds) {
options.ids = this.source.generateArray(ids);
}
if (this.stringParams) {
options.types = this.source.generateArray(types);
options.contexts = this.source.generateArray(contexts);
}
if (this.options.data) {
options.data = 'data';
}
if (this.useBlockParams) {
options.blockParams = 'blockParams';
}
return options;
},
setupHelperArgs: function setupHelperArgs(helper, paramSize, params, useRegister) {
var options = this.setupParams(helper, paramSize, params);
options = this.objectLiteral(options);
if (useRegister) {
this.useRegister('options');
params.push('options');
return ['options=', options];
} else if (params) {
params.push(options);
return '';
} else {
return options;
}
}
};
(function () {
var reservedWords = ('break else new var' + ' case finally return void' + ' catch for switch while' + ' continue function this with' + ' default if throw' + ' delete in try' + ' do instanceof typeof' + ' abstract enum int short' + ' boolean export interface static' + ' byte extends long super' + ' char final native synchronized' + ' class float package throws' + ' const goto private transient' + ' debugger implements protected volatile' + ' double import public let yield await' + ' null true false').split(' ');
var compilerWords = JavaScriptCompiler.RESERVED_WORDS = {};
for (var i = 0, l = reservedWords.length; i < l; i++) {
compilerWords[reservedWords[i]] = true;
}
})();
JavaScriptCompiler.isValidJavaScriptVariableName = function (name) {
return !JavaScriptCompiler.RESERVED_WORDS[name] && /^[a-zA-Z_$][0-9a-zA-Z_$]*$/.test(name);
};
function strictLookup(requireTerminal, compiler, parts, type) {
var stack = compiler.popStack(),
i = 0,
len = parts.length;
if (requireTerminal) {
len--;
}
for (; i < len; i++) {
stack = compiler.nameLookup(stack, parts[i], type);
}
if (requireTerminal) {
return [compiler.aliasable('container.strict'), '(', stack, ', ', compiler.quotedString(parts[i]), ')'];
} else {
return stack;
}
}
exports['default'] = JavaScriptCompiler;
module.exports = exports['default'];
/***/ }),
/* 43 */
/***/ (function(module, exports, __webpack_require__) {
/* global define */
'use strict';
exports.__esModule = true;
var _utils = __webpack_require__(5);
var SourceNode = undefined;
try {
/* istanbul ignore next */
if (false) {
// We don't support this in AMD environments. For these environments, we asusme that
// they are running on the browser and thus have no need for the source-map library.
var SourceMap = require('source-map');
SourceNode = SourceMap.SourceNode;
}
} catch (err) {}
/* NOP */
/* istanbul ignore if: tested but not covered in istanbul due to dist build */
if (!SourceNode) {
SourceNode = function (line, column, srcFile, chunks) {
this.src = '';
if (chunks) {
this.add(chunks);
}
};
/* istanbul ignore next */
SourceNode.prototype = {
add: function add(chunks) {
if (_utils.isArray(chunks)) {
chunks = chunks.join('');
}
this.src += chunks;
},
prepend: function prepend(chunks) {
if (_utils.isArray(chunks)) {
chunks = chunks.join('');
}
this.src = chunks + this.src;
},
toStringWithSourceMap: function toStringWithSourceMap() {
return { code: this.toString() };
},
toString: function toString() {
return this.src;
}
};
}
function castChunk(chunk, codeGen, loc) {
if (_utils.isArray(chunk)) {
var ret = [];
for (var i = 0, len = chunk.length; i < len; i++) {
ret.push(codeGen.wrap(chunk[i], loc));
}
return ret;
} else if (typeof chunk === 'boolean' || typeof chunk === 'number') {
// Handle primitives that the SourceNode will throw up on
return chunk + '';
}
return chunk;
}
function CodeGen(srcFile) {
this.srcFile = srcFile;
this.source = [];
}
CodeGen.prototype = {
isEmpty: function isEmpty() {
return !this.source.length;
},
prepend: function prepend(source, loc) {
this.source.unshift(this.wrap(source, loc));
},
push: function push(source, loc) {
this.source.push(this.wrap(source, loc));
},
merge: function merge() {
var source = this.empty();
this.each(function (line) {
source.add([' ', line, '\n']);
});
return source;
},
each: function each(iter) {
for (var i = 0, len = this.source.length; i < len; i++) {
iter(this.source[i]);
}
},
empty: function empty() {
var loc = this.currentLocation || { start: {} };
return new SourceNode(loc.start.line, loc.start.column, this.srcFile);
},
wrap: function wrap(chunk) {
var loc = arguments.length <= 1 || arguments[1] === undefined ? this.currentLocation || { start: {} } : arguments[1];
if (chunk instanceof SourceNode) {
return chunk;
}
chunk = castChunk(chunk, this, loc);
return new SourceNode(loc.start.line, loc.start.column, this.srcFile, chunk);
},
functionCall: function functionCall(fn, type, params) {
params = this.generateList(params);
return this.wrap([fn, type ? '.' + type + '(' : '(', params, ')']);
},
quotedString: function quotedString(str) {
return '"' + (str + '').replace(/\\/g, '\\\\').replace(/"/g, '\\"').replace(/\n/g, '\\n').replace(/\r/g, '\\r').replace(/\u2028/g, '\\u2028') // Per Ecma-262 7.3 + 7.8.4
.replace(/\u2029/g, '\\u2029') + '"';
},
objectLiteral: function objectLiteral(obj) {
var pairs = [];
for (var key in obj) {
if (obj.hasOwnProperty(key)) {
var value = castChunk(obj[key], this);
if (value !== 'undefined') {
pairs.push([this.quotedString(key), ':', value]);
}
}
}
var ret = this.generateList(pairs);
ret.prepend('{');
ret.add('}');
return ret;
},
generateList: function generateList(entries) {
var ret = this.empty();
for (var i = 0, len = entries.length; i < len; i++) {
if (i) {
ret.add(',');
}
ret.add(castChunk(entries[i], this));
}
return ret;
},
generateArray: function generateArray(entries) {
var ret = this.generateList(entries);
ret.prepend('[');
ret.add(']');
return ret;
}
};
exports['default'] = CodeGen;
module.exports = exports['default'];
/***/ })
/******/ ])
});
;
<!doctype html>
<html lang="en">
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Pseudo-virtual list demo</title>
<style>
body {
background: rgb(215, 236, 243);
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}
.container {
background: white;
max-width: 600px;
margin: 20px auto;
border-radius: 2px;
}
h1,
h2 {
text-align: center;
}
.list {
width: 100%;
margin: 0;
padding: 20px 0;
list-style: none;
}
.list-item {
padding: 0;
margin: 40px 20px;
display: grid;
grid-template-areas: "avatar author handle date" "avatar post post post" "...... toolbar toolbar toolbar";
grid-template-columns: min-content min-content min-content 1fr;
grid-gap: 10px;
}
.nowrap {
white-space: nowrap;
text-overflow: ellipsis;
overflow: hidden;
}
.avatar {
grid-area: avatar;
}
.avatar img {
object-fit: cover;
object-position: center center;
border-radius: 100%;
width: 72px;
height: 72px;
}
.author {
grid-area: author;
font-weight: bold;
}
.handle {
color: #666;
}
.date {
grid-area: date;
text-align: right;
}
.post {
grid-area: post;
}
.toolbar {
grid-area: toolbar;
display: flex;
width: 100%;
justify-content: space-between;
}
.icon {
flex: 1;
font-size: 1.3em;
display: flex;
justify-content: center;
filter: grayscale(100%);
}
.icon span {
cursor: pointer;
border: 1px solid darkgray;
border-radius: 1px;
padding: 2px 10px 4px;
}
.counter {
position: fixed;
z-index: 1;
background: #ededed;
border-radius: 2px;
right: 0;
top: 0;
padding: 20px;
font-size: 1.4em;
margin: 10px;
}
.form {
padding: 10px;
text-align: center;
font-size: 1.1em;
}
</style>
</head>
<body>
<div class="counter"></div>
<div class="container">
<h1>Kitter™</h1>
<h2>(Pseudo-virtual list demo)</h2>
<div class="form">
<input id="toggle-vl" name="toggle-vl" type="checkbox" checked>
<label for="toggle-vl">Use pseudo-virtual list</label>
</div>
<ul class="list">
</ul>
</div>
<script id="template" type="text/x-handlebars-template">
<div class="avatar">
<img src="{{img}}" />
</div>
<div class="author nowrap">{{author}}</div>
<div class="handle nowrap">{{handle}}</div>
<div class="date nowrap">{{date}}</div>
<div class="post">{{post}}</div>
<div class="toolbar">
<div class="icon"><span>↩</span></div>
<div class="icon"><span>❤</span></div>
<div class="icon"><span>⭐</span></div>
<div class="icon"><span>✉</span></div>
</div>
</script>
<script src="handlebars-v4.0.11.js"></script>
<script src="intersection-observer.js"></script>
<script src="main.js"></script>
</body>
</html>
/**
* Copyright 2016 Google Inc. All Rights Reserved.
*
* Licensed under the W3C SOFTWARE AND DOCUMENT NOTICE AND LICENSE.
*
* https://www.w3.org/Consortium/Legal/2015/copyright-software-and-document
*
*/
(function(window, document) {
'use strict';
// Exits early if all IntersectionObserver and IntersectionObserverEntry
// features are natively supported.
if ('IntersectionObserver' in window &&
'IntersectionObserverEntry' in window &&
'intersectionRatio' in window.IntersectionObserverEntry.prototype) {
// Minimal polyfill for Edge 15's lack of `isIntersecting`
// See: https://github.com/w3c/IntersectionObserver/issues/211
if (!('isIntersecting' in window.IntersectionObserverEntry.prototype)) {
Object.defineProperty(window.IntersectionObserverEntry.prototype,
'isIntersecting', {
get: function () {
return this.intersectionRatio > 0;
}
});
}
return;
}
/**
* An IntersectionObserver registry. This registry exists to hold a strong
* reference to IntersectionObserver instances currently observering a target
* element. Without this registry, instances without another reference may be
* garbage collected.
*/
var registry = [];
/**
* Creates the global IntersectionObserverEntry constructor.
* https://w3c.github.io/IntersectionObserver/#intersection-observer-entry
* @param {Object} entry A dictionary of instance properties.
* @constructor
*/
function IntersectionObserverEntry(entry) {
this.time = entry.time;
this.target = entry.target;
this.rootBounds = entry.rootBounds;
this.boundingClientRect = entry.boundingClientRect;
this.intersectionRect = entry.intersectionRect || getEmptyRect();
this.isIntersecting = !!entry.intersectionRect;
// Calculates the intersection ratio.
var targetRect = this.boundingClientRect;
var targetArea = targetRect.width * targetRect.height;
var intersectionRect = this.intersectionRect;
var intersectionArea = intersectionRect.width * intersectionRect.height;
// Sets intersection ratio.
if (targetArea) {
this.intersectionRatio = intersectionArea / targetArea;
} else {
// If area is zero and is intersecting, sets to 1, otherwise to 0
this.intersectionRatio = this.isIntersecting ? 1 : 0;
}
}
/**
* Creates the global IntersectionObserver constructor.
* https://w3c.github.io/IntersectionObserver/#intersection-observer-interface
* @param {Function} callback The function to be invoked after intersection
* changes have queued. The function is not invoked if the queue has
* been emptied by calling the `takeRecords` method.
* @param {Object=} opt_options Optional configuration options.
* @constructor
*/
function IntersectionObserver(callback, opt_options) {
var options = opt_options || {};
if (typeof callback != 'function') {
throw new Error('callback must be a function');
}
if (options.root && options.root.nodeType != 1) {
throw new Error('root must be an Element');
}
// Binds and throttles `this._checkForIntersections`.
this._checkForIntersections = throttle(
this._checkForIntersections.bind(this), this.THROTTLE_TIMEOUT);
// Private properties.
this._callback = callback;
this._observationTargets = [];
this._queuedEntries = [];
this._rootMarginValues = this._parseRootMargin(options.rootMargin);
// Public properties.
this.thresholds = this._initThresholds(options.threshold);
this.root = options.root || null;
this.rootMargin = this._rootMarginValues.map(function(margin) {
return margin.value + margin.unit;
}).join(' ');
}
/**
* The minimum interval within which the document will be checked for
* intersection changes.
*/
IntersectionObserver.prototype.THROTTLE_TIMEOUT = 100;
/**
* The frequency in which the polyfill polls for intersection changes.
* this can be updated on a per instance basis and must be set prior to
* calling `observe` on the first target.
*/
IntersectionObserver.prototype.POLL_INTERVAL = null;
/**
* Use a mutation observer on the root element
* to detect intersection changes.
*/
IntersectionObserver.prototype.USE_MUTATION_OBSERVER = true;
/**
* Starts observing a target element for intersection changes based on
* the thresholds values.
* @param {Element} target The DOM element to observe.
*/
IntersectionObserver.prototype.observe = function(target) {
var isTargetAlreadyObserved = this._observationTargets.some(function(item) {
return item.element == target;
});
if (isTargetAlreadyObserved) {
return;
}
if (!(target && target.nodeType == 1)) {
throw new Error('target must be an Element');
}
this._registerInstance();
this._observationTargets.push({element: target, entry: null});
this._monitorIntersections();
this._checkForIntersections();
};
/**
* Stops observing a target element for intersection changes.
* @param {Element} target The DOM element to observe.
*/
IntersectionObserver.prototype.unobserve = function(target) {
this._observationTargets =
this._observationTargets.filter(function(item) {
return item.element != target;
});
if (!this._observationTargets.length) {
this._unmonitorIntersections();
this._unregisterInstance();
}
};
/**
* Stops observing all target elements for intersection changes.
*/
IntersectionObserver.prototype.disconnect = function() {
this._observationTargets = [];
this._unmonitorIntersections();
this._unregisterInstance();
};
/**
* Returns any queue entries that have not yet been reported to the
* callback and clears the queue. This can be used in conjunction with the
* callback to obtain the absolute most up-to-date intersection information.
* @return {Array} The currently queued entries.
*/
IntersectionObserver.prototype.takeRecords = function() {
var records = this._queuedEntries.slice();
this._queuedEntries = [];
return records;
};
/**
* Accepts the threshold value from the user configuration object and
* returns a sorted array of unique threshold values. If a value is not
* between 0 and 1 and error is thrown.
* @private
* @param {Array|number=} opt_threshold An optional threshold value or
* a list of threshold values, defaulting to [0].
* @return {Array} A sorted list of unique and valid threshold values.
*/
IntersectionObserver.prototype._initThresholds = function(opt_threshold) {
var threshold = opt_threshold || [0];
if (!Array.isArray(threshold)) threshold = [threshold];
return threshold.sort().filter(function(t, i, a) {
if (typeof t != 'number' || isNaN(t) || t < 0 || t > 1) {
throw new Error('threshold must be a number between 0 and 1 inclusively');
}
return t !== a[i - 1];
});
};
/**
* Accepts the rootMargin value from the user configuration object
* and returns an array of the four margin values as an object containing
* the value and unit properties. If any of the values are not properly
* formatted or use a unit other than px or %, and error is thrown.
* @private
* @param {string=} opt_rootMargin An optional rootMargin value,
* defaulting to '0px'.
* @return {Array<Object>} An array of margin objects with the keys
* value and unit.
*/
IntersectionObserver.prototype._parseRootMargin = function(opt_rootMargin) {
var marginString = opt_rootMargin || '0px';
var margins = marginString.split(/\s+/).map(function(margin) {
var parts = /^(-?\d*\.?\d+)(px|%)$/.exec(margin);
if (!parts) {
throw new Error('rootMargin must be specified in pixels or percent');
}
return {value: parseFloat(parts[1]), unit: parts[2]};
});
// Handles shorthand.
margins[1] = margins[1] || margins[0];
margins[2] = margins[2] || margins[0];
margins[3] = margins[3] || margins[1];
return margins;
};
/**
* Starts polling for intersection changes if the polling is not already
* happening, and if the page's visibilty state is visible.
* @private
*/
IntersectionObserver.prototype._monitorIntersections = function() {
if (!this._monitoringIntersections) {
this._monitoringIntersections = true;
// If a poll interval is set, use polling instead of listening to
// resize and scroll events or DOM mutations.
if (this.POLL_INTERVAL) {
this._monitoringInterval = setInterval(
this._checkForIntersections, this.POLL_INTERVAL);
}
else {
addEvent(window, 'resize', this._checkForIntersections, true);
addEvent(document, 'scroll', this._checkForIntersections, true);
if (this.USE_MUTATION_OBSERVER && 'MutationObserver' in window) {
this._domObserver = new MutationObserver(this._checkForIntersections);
this._domObserver.observe(document, {
attributes: true,
childList: true,
characterData: true,
subtree: true
});
}
}
}
};
/**
* Stops polling for intersection changes.
* @private
*/
IntersectionObserver.prototype._unmonitorIntersections = function() {
if (this._monitoringIntersections) {
this._monitoringIntersections = false;
clearInterval(this._monitoringInterval);
this._monitoringInterval = null;
removeEvent(window, 'resize', this._checkForIntersections, true);
removeEvent(document, 'scroll', this._checkForIntersections, true);
if (this._domObserver) {
this._domObserver.disconnect();
this._domObserver = null;
}
}
};
/**
* Scans each observation target for intersection changes and adds them
* to the internal entries queue. If new entries are found, it
* schedules the callback to be invoked.
* @private
*/
IntersectionObserver.prototype._checkForIntersections = function() {
var rootIsInDom = this._rootIsInDom();
var rootRect = rootIsInDom ? this._getRootRect() : getEmptyRect();
this._observationTargets.forEach(function(item) {
var target = item.element;
var targetRect = getBoundingClientRect(target);
var rootContainsTarget = this._rootContainsTarget(target);
var oldEntry = item.entry;
var intersectionRect = rootIsInDom && rootContainsTarget &&
this._computeTargetAndRootIntersection(target, rootRect);
var newEntry = item.entry = new IntersectionObserverEntry({
time: now(),
target: target,
boundingClientRect: targetRect,
rootBounds: rootRect,
intersectionRect: intersectionRect
});
if (!oldEntry) {
this._queuedEntries.push(newEntry);
} else if (rootIsInDom && rootContainsTarget) {
// If the new entry intersection ratio has crossed any of the
// thresholds, add a new entry.
if (this._hasCrossedThreshold(oldEntry, newEntry)) {
this._queuedEntries.push(newEntry);
}
} else {
// If the root is not in the DOM or target is not contained within
// root but the previous entry for this target had an intersection,
// add a new record indicating removal.
if (oldEntry && oldEntry.isIntersecting) {
this._queuedEntries.push(newEntry);
}
}
}, this);
if (this._queuedEntries.length) {
this._callback(this.takeRecords(), this);
}
};
/**
* Accepts a target and root rect computes the intersection between then
* following the algorithm in the spec.
* TODO(philipwalton): at this time clip-path is not considered.
* https://w3c.github.io/IntersectionObserver/#calculate-intersection-rect-algo
* @param {Element} target The target DOM element
* @param {Object} rootRect The bounding rect of the root after being
* expanded by the rootMargin value.
* @return {?Object} The final intersection rect object or undefined if no
* intersection is found.
* @private
*/
IntersectionObserver.prototype._computeTargetAndRootIntersection =
function(target, rootRect) {
// If the element isn't displayed, an intersection can't happen.
if (window.getComputedStyle(target).display == 'none') return;
var targetRect = getBoundingClientRect(target);
var intersectionRect = targetRect;
var parent = getParentNode(target);
var atRoot = false;
while (!atRoot) {
var parentRect = null;
var parentComputedStyle = parent.nodeType == 1 ?
window.getComputedStyle(parent) : {};
// If the parent isn't displayed, an intersection can't happen.
if (parentComputedStyle.display == 'none') return;
if (parent == this.root || parent == document) {
atRoot = true;
parentRect = rootRect;
} else {
// If the element has a non-visible overflow, and it's not the <body>
// or <html> element, update the intersection rect.
// Note: <body> and <html> cannot be clipped to a rect that's not also
// the document rect, so no need to compute a new intersection.
if (parent != document.body &&
parent != document.documentElement &&
parentComputedStyle.overflow != 'visible') {
parentRect = getBoundingClientRect(parent);
}
}
// If either of the above conditionals set a new parentRect,
// calculate new intersection data.
if (parentRect) {
intersectionRect = computeRectIntersection(parentRect, intersectionRect);
if (!intersectionRect) break;
}
parent = getParentNode(parent);
}
return intersectionRect;
};
/**
* Returns the root rect after being expanded by the rootMargin value.
* @return {Object} The expanded root rect.
* @private
*/
IntersectionObserver.prototype._getRootRect = function() {
var rootRect;
if (this.root) {
rootRect = getBoundingClientRect(this.root);
} else {
// Use <html>/<body> instead of window since scroll bars affect size.
var html = document.documentElement;
var body = document.body;
rootRect = {
top: 0,
left: 0,
right: html.clientWidth || body.clientWidth,
width: html.clientWidth || body.clientWidth,
bottom: html.clientHeight || body.clientHeight,
height: html.clientHeight || body.clientHeight
};
}
return this._expandRectByRootMargin(rootRect);
};
/**
* Accepts a rect and expands it by the rootMargin value.
* @param {Object} rect The rect object to expand.
* @return {Object} The expanded rect.
* @private
*/
IntersectionObserver.prototype._expandRectByRootMargin = function(rect) {
var margins = this._rootMarginValues.map(function(margin, i) {
return margin.unit == 'px' ? margin.value :
margin.value * (i % 2 ? rect.width : rect.height) / 100;
});
var newRect = {
top: rect.top - margins[0],
right: rect.right + margins[1],
bottom: rect.bottom + margins[2],
left: rect.left - margins[3]
};
newRect.width = newRect.right - newRect.left;
newRect.height = newRect.bottom - newRect.top;
return newRect;
};
/**
* Accepts an old and new entry and returns true if at least one of the
* threshold values has been crossed.
* @param {?IntersectionObserverEntry} oldEntry The previous entry for a
* particular target element or null if no previous entry exists.
* @param {IntersectionObserverEntry} newEntry The current entry for a
* particular target element.
* @return {boolean} Returns true if a any threshold has been crossed.
* @private
*/
IntersectionObserver.prototype._hasCrossedThreshold =
function(oldEntry, newEntry) {
// To make comparing easier, an entry that has a ratio of 0
// but does not actually intersect is given a value of -1
var oldRatio = oldEntry && oldEntry.isIntersecting ?
oldEntry.intersectionRatio || 0 : -1;
var newRatio = newEntry.isIntersecting ?
newEntry.intersectionRatio || 0 : -1;
// Ignore unchanged ratios
if (oldRatio === newRatio) return;
for (var i = 0; i < this.thresholds.length; i++) {
var threshold = this.thresholds[i];
// Return true if an entry matches a threshold or if the new ratio
// and the old ratio are on the opposite sides of a threshold.
if (threshold == oldRatio || threshold == newRatio ||
threshold < oldRatio !== threshold < newRatio) {
return true;
}
}
};
/**
* Returns whether or not the root element is an element and is in the DOM.
* @return {boolean} True if the root element is an element and is in the DOM.
* @private
*/
IntersectionObserver.prototype._rootIsInDom = function() {
return !this.root || containsDeep(document, this.root);
};
/**
* Returns whether or not the target element is a child of root.
* @param {Element} target The target element to check.
* @return {boolean} True if the target element is a child of root.
* @private
*/
IntersectionObserver.prototype._rootContainsTarget = function(target) {
return containsDeep(this.root || document, target);
};
/**
* Adds the instance to the global IntersectionObserver registry if it isn't
* already present.
* @private
*/
IntersectionObserver.prototype._registerInstance = function() {
if (registry.indexOf(this) < 0) {
registry.push(this);
}
};
/**
* Removes the instance from the global IntersectionObserver registry.
* @private
*/
IntersectionObserver.prototype._unregisterInstance = function() {
var index = registry.indexOf(this);
if (index != -1) registry.splice(index, 1);
};
/**
* Returns the result of the performance.now() method or null in browsers
* that don't support the API.
* @return {number} The elapsed time since the page was requested.
*/
function now() {
return window.performance && performance.now && performance.now();
}
/**
* Throttles a function and delays its executiong, so it's only called at most
* once within a given time period.
* @param {Function} fn The function to throttle.
* @param {number} timeout The amount of time that must pass before the
* function can be called again.
* @return {Function} The throttled function.
*/
function throttle(fn, timeout) {
var timer = null;
return function () {
if (!timer) {
timer = setTimeout(function() {
fn();
timer = null;
}, timeout);
}
};
}
/**
* Adds an event handler to a DOM node ensuring cross-browser compatibility.
* @param {Node} node The DOM node to add the event handler to.
* @param {string} event The event name.
* @param {Function} fn The event handler to add.
* @param {boolean} opt_useCapture Optionally adds the even to the capture
* phase. Note: this only works in modern browsers.
*/
function addEvent(node, event, fn, opt_useCapture) {
if (typeof node.addEventListener == 'function') {
node.addEventListener(event, fn, opt_useCapture || false);
}
else if (typeof node.attachEvent == 'function') {
node.attachEvent('on' + event, fn);
}
}
/**
* Removes a previously added event handler from a DOM node.
* @param {Node} node The DOM node to remove the event handler from.
* @param {string} event The event name.
* @param {Function} fn The event handler to remove.
* @param {boolean} opt_useCapture If the event handler was added with this
* flag set to true, it should be set to true here in order to remove it.
*/
function removeEvent(node, event, fn, opt_useCapture) {
if (typeof node.removeEventListener == 'function') {
node.removeEventListener(event, fn, opt_useCapture || false);
}
else if (typeof node.detatchEvent == 'function') {
node.detatchEvent('on' + event, fn);
}
}
/**
* Returns the intersection between two rect objects.
* @param {Object} rect1 The first rect.
* @param {Object} rect2 The second rect.
* @return {?Object} The intersection rect or undefined if no intersection
* is found.
*/
function computeRectIntersection(rect1, rect2) {
var top = Math.max(rect1.top, rect2.top);
var bottom = Math.min(rect1.bottom, rect2.bottom);
var left = Math.max(rect1.left, rect2.left);
var right = Math.min(rect1.right, rect2.right);
var width = right - left;
var height = bottom - top;
return (width >= 0 && height >= 0) && {
top: top,
bottom: bottom,
left: left,
right: right,
width: width,
height: height
};
}
/**
* Shims the native getBoundingClientRect for compatibility with older IE.
* @param {Element} el The element whose bounding rect to get.
* @return {Object} The (possibly shimmed) rect of the element.
*/
function getBoundingClientRect(el) {
var rect;
try {
rect = el.getBoundingClientRect();
} catch (err) {
// Ignore Windows 7 IE11 "Unspecified error"
// https://github.com/w3c/IntersectionObserver/pull/205
}
if (!rect) return getEmptyRect();
// Older IE
if (!(rect.width && rect.height)) {
rect = {
top: rect.top,
right: rect.right,
bottom: rect.bottom,
left: rect.left,
width: rect.right - rect.left,
height: rect.bottom - rect.top
};
}
return rect;
}
/**
* Returns an empty rect object. An empty rect is returned when an element
* is not in the DOM.
* @return {Object} The empty rect.
*/
function getEmptyRect() {
return {
top: 0,
bottom: 0,
left: 0,
right: 0,
width: 0,
height: 0
};
}
/**
* Checks to see if a parent element contains a child elemnt (including inside
* shadow DOM).
* @param {Node} parent The parent element.
* @param {Node} child The child element.
* @return {boolean} True if the parent node contains the child node.
*/
function containsDeep(parent, child) {
var node = child;
while (node) {
if (node == parent) return true;
node = getParentNode(node);
}
return false;
}
/**
* Gets the parent node of an element or its host element if the parent node
* is a shadow root.
* @param {Node} node The node whose parent to get.
* @return {Node|null} The parent node or null if no parent exists.
*/
function getParentNode(node) {
var parent = node.parentNode;
if (parent && parent.nodeType == 11 && parent.host) {
// If the parent is a shadow root, return the host element.
return parent.host;
}
return parent;
}
// Exposes the constructors globally.
window.IntersectionObserver = IntersectionObserver;
window.IntersectionObserverEntry = IntersectionObserverEntry;
}(window, document));
(function () {
'use strict'
var $ = document.querySelector.bind(document)
var words = 'meow MEOW mrar meeeow miaou nyaaa meow Meooowww meeow MEE-OWWW myaaaa mew mew mew meow meow mew MRRRR meow Meow'.split(/\s+/)
var authors = ['Abby', 'Angel', 'Annie', 'Baby', 'Bailey', 'Bandit', 'Bear', 'Bella', 'Bob', 'Boo', 'Boots', 'Bubba', 'Buddy', 'Buster', 'Cali', 'Callie', 'Casper', 'Charlie', 'Chester', 'Chloe', 'Cleo', 'Coco', 'Cookie', 'Cuddles', 'Daisy', 'Dusty', 'Felix', 'Fluffy', 'Garfield', 'George', 'Ginger', 'Gizmo', 'Gracie', 'Harley', 'Jack', 'Jasmine', 'Jasper', 'Kiki', 'Kitty', 'Leo', 'Lilly', 'Lily', 'Loki', 'Lola', 'Lucky', 'Lucy', 'Luna', 'Maggie', 'Max', 'Mia', 'Midnight', 'Milo', 'Mimi', 'Miss kitty', 'Missy', 'Misty', 'Mittens', 'Molly', 'Muffin', 'Nala', 'Oliver', 'Oreo', 'Oscar', 'Patches', 'Peanut', 'Pepper', 'Precious', 'Princess', 'Pumpkin', 'Rascal', 'Rocky', 'Sadie', 'Salem', 'Sam', 'Samantha', 'Sammy', 'Sasha', 'Sassy', 'Scooter', 'Shadow', 'Sheba', 'Simba', 'Simon', 'Smokey', 'Snickers', 'Snowball', 'Snuggles', 'Socks', 'Sophie', 'Spooky', 'Sugar', 'Tiger', 'Tigger', 'Tinkerbell', 'Toby', 'Trouble', 'Whiskers', 'Willow', 'Zoe', 'Zoey']
var template = Handlebars.compile($('#template').innerHTML)
var counter = $('.counter')
var list = $('.list')
var useVL = $('#toggle-vl')
var observer
var kittensMap = {}
// Get the bounding client rect from an IntersectionObserver entry.
// This is to work around a bug in Chrome: https://crbug.com/737228
var hasBoundingRectBug
function rectsAreEqual (rectA, rectB) {
return rectA.height === rectB.height &&
rectA.top === rectB.top &&
rectA.width === rectB.width &&
rectA.bottom === rectB.bottom &&
rectA.left === rectB.left &&
rectA.right === rectB.right
}
function getRectFromEntry (entry) {
if (typeof hasBoundingRectBug !== 'boolean') {
var boundingRect = entry.target.getBoundingClientRect()
var observerRect = entry.boundingClientRect
hasBoundingRectBug = !rectsAreEqual(boundingRect, observerRect)
}
return hasBoundingRectBug ? entry.target.getBoundingClientRect() : entry.boundingClientRect
}
function renderListItem (listItem) {
if (listItem.classList.contains('unrendered')) {
listItem.innerHTML = template(kittensMap[listItem.getAttribute('id')])
listItem.classList.remove('unrendered')
listItem.style.width = ''
listItem.style.height = ''
}
}
function unrenderListItem (entry) {
var listItem = entry.target
if (!listItem.classList.contains('unrendered')) {
var rect = getRectFromEntry(entry)
listItem.innerHTML = ''
listItem.style.width = (rect.width) + 'px'
listItem.style.height = (rect.height) + 'px'
listItem.classList.add('unrendered')
}
}
function onIntersectionChange (entry) {
if (entry.isIntersecting) {
renderListItem(entry.target)
} else {
unrenderListItem(entry)
}
}
function randint (min, max) {
return min + Math.floor(Math.random() * (min + max))
}
function randchoice (arr) {
return arr[Math.floor(Math.random() * arr.length)]
}
function createPost () {
var post = ''
for (var i = 0, len = randint(5, 50); i < len; i++) {
post += randchoice(words) + ' '
}
return post.trim()
}
function renderKittens () {
var html = ''
for (var i = 0; i < 1000; i++) {
var author = randchoice(authors)
var id = 'kitten_' + i
var data = {
img: ('kitten_' + ((i % 100)) + '.jpg'),
post: createPost(),
date: ((i + 2) + ' minutes ago'),
author: author,
handle: '@' + author.toLowerCase()
}
kittensMap[id] = data
html += '<li class="list-item" id="' + id + '">' + (template(data)) + '</li>'
}
list.innerHTML = html
setupIntersectionObserver()
}
function renderCount () {
counter.innerText = 'DOM nodes: ' + document.querySelectorAll('*').length
}
function setupIntersectionObserver () {
observer = new IntersectionObserver(function (entries) {
for (var i = 0; i < entries.length; i++) {
var entry = entries[i]
onIntersectionChange(entry)
}
renderCount()
}, { rootMargin: '200% 0px' })
var listItems = list.querySelectorAll('li')
for (var i = 0; i < listItems.length; i++) {
var listItem = listItems[i]
observer.observe(listItem)
}
}
function teardownIntersectionObserver () {
if (observer) {
observer.disconnect()
observer = null
}
var listItems = list.querySelectorAll('li')
for (var i = 0; i < listItems.length; i++) {
var listItem = listItems[i]
renderListItem(listItem)
}
}
useVL.addEventListener('change', function (e) {
var checked = e.target.checked
if (checked) {
setupIntersectionObserver()
} else {
teardownIntersectionObserver()
}
renderCount()
})
renderCount()
renderKittens()
})()
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