Created
February 17, 2013 10:30
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komodo inline eval macro
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var view = ko.views.manager.currentView, | |
scimoz = view.scimoz, | |
selection = scimoz.selText, | |
result = null, | |
log = function() { | |
var message = ''; | |
for (var i = 0; i < arguments.length; i++) { | |
message += arguments[i] + ' '; | |
} | |
ko.run.runEncodedCommand(window, 'echo ' + message); | |
}; | |
if (!selection) { | |
var lineStart = scimoz.currentPos < 40 ? 0 : scimoz.currentPos - 40, | |
lineEnd = scimoz.currentPos, | |
line = scimoz.getTextRange(lineStart, lineEnd); | |
if (!line) { | |
log('Nothing to evaluate'); | |
return; | |
} | |
var helper = { | |
definePos: function(output, start, end, replaceLength, pos) { | |
output.targetStart = lineStart + start; | |
output.targetEnd = lineStart + end; | |
output.position = lineStart + start + replaceLength + pos; | |
}, | |
format: function() { | |
var args = Array.prototype.slice.call(arguments), | |
line = args.shift(); | |
for (var i = 0; i < args.length; i++) { | |
line = line.split('%' + (i + 1)).join(args[i]); | |
} | |
return line; | |
} | |
} | |
var snippets = [{ /** (arg?,arg?) -> function(arg,arg){} */ | |
regexp: /(\([\w,\$_ ]*)$/g, | |
eval: function(line, output) { | |
var start = line.lastIndexOf('('), | |
end = line.length, | |
args = line.substring(start + 1, end).replace(' ', '').split(',').join(', '); | |
output.result = helper.format('function(%1){}', args); | |
helper.definePos(output, start, end + 1, output.result.length, -1); | |
} | |
}, { /** obj!.value -> (obj.value || (obj.value = ?)) */ | |
regexp: /([\w]+!\.[\w]+)$/g, | |
eval: function(line, output) { | |
var match = /([\w]+)!\.(\w+)$/.exec(line), | |
obj = match[1], | |
key = match[2]; | |
output.result = helper.format(';(%1.%2 || (%1.%2 = ))', obj, key); | |
helper.definePos(output, match.index, line.length, output.result.length, -2); | |
} | |
}, { | |
regexp: /([\w$_]+\??\.)*([\w$_]+\??)(=)*$/, | |
eval: function(line, output) { | |
var match = this.regexp.exec(line), | |
regexp = /[\w]+\??\.?/g, | |
type = match[3], | |
// setter('=') || getter('') | |
r = '', | |
chain = '', | |
parts = (type ? match[0].substring(0, match[0].length - type.length) : match[0]).split('.'); | |
for (var i = 0, x, length = parts.length; x = parts[i], i < length; i++) { | |
var safe = x[x.length - 1] == '?'; | |
if (safe) x = x.replace('?', ''); | |
chain += (chain.length ? '.' : '') + x; | |
var seperator = r.length ? '.' : ''; | |
r += seperator + x + (safe ? ' && ' + chain : ''); | |
if (i == length - 1) { | |
if (type == '=') { | |
var index = r.lastIndexOf(' '); | |
if (~index) { | |
r = r.substring(0, ++index) + '(' + r.substring(index); | |
} | |
r += ' = )'; | |
} | |
r += ';'; | |
} | |
} | |
output.result = r; | |
helper.definePos(output, match.index, line.length, r.length, type == '=' ? -2 : -1); | |
} | |
}]; | |
for (var i = 0; i < snippets.length; i++) { | |
var snippet = snippets[i]; | |
if (snippet.regexp.test(line) == false) continue; | |
var output = {}; | |
snippet.eval(line, output); | |
scimoz.targetStart = output.targetStart; | |
scimoz.targetEnd = output.targetEnd; | |
scimoz.replaceTarget(output.result.length, output.result); | |
scimoz.gotoPos(output.position); | |
return; | |
} | |
log("Nothing selected"); | |
return; | |
} | |
try { | |
result = eval(selection); | |
} catch (e) { | |
log('Error:: ' + e); | |
return; | |
} | |
scimoz.beginUndoAction(); | |
scimoz.replaceSel(result); | |
scimoz.endUndoAction(); |
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