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macro forOf { | |
case (var $name:ident of $array) $body => { | |
(function(array) { | |
for (var i = 0, len = array.length; i < len; i++) { | |
var $name = array[i]; | |
$body | |
} | |
})($array); | |
} | |
} |
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macro async { | |
case :{ $rest } => { | |
$rest | |
} | |
case :{ $head $rest ... } => { | |
$head | |
async: { $rest ... } | |
} | |
case :{ var $x:ident = await($yield:ident, $y ...); $rest ... } => { | |
(function($yield) { |
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macro asmfn { | |
case $name:ident ($params ...) { $body ... } => { | |
function $name(asmfn_params($params ...)) { | |
'use asm'; | |
asmfn_convparams($params ...) | |
$body ... | |
} | |
} | |
// case $name:ident ($params ...): $ret_type { $body ... } => { | |
// macro ret { |
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macro bf { | |
case ($body ...) => { | |
eval('var p = 0, b = [], buf = new Buffer(1);'); | |
_bf($body ...); | |
} | |
} | |
macro _bf { | |
case (>) => { | |
eval('p++;'); | |
} |
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macro bf { | |
case : { $body ... } => { | |
(function() { | |
var env = { | |
p: 0, | |
b: [], | |
buf: new Buffer(1) | |
}; | |
bf_tokenizer[env]($body ...); | |
})(); |
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function traverseFn(node, fn) { | |
var parents = []; | |
(function f(node) { | |
fn(node, parents); | |
parents.push(node); | |
for (var c in Iterator(node)) { | |
f(c); | |
} | |
parents.pop(); | |
})(node); |
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function parse(str) { | |
var ir = Packages.jdk.nashorn.internal.ir; | |
var runtime = Packages.jdk.nashorn.internal.runtime; | |
var parser = Packages.jdk.nashorn.internal.parser; | |
var context = runtime.Context.getContext(); | |
var source = new runtime.Source('test', str); | |
var node = new parser.Parser(context.getEnv(), source, new runtime.Context.ThrowErrorManager(), true).parse(); | |
var lexContext = new ir.LexicalContext(); |
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var express = require('express'); | |
var app = express(); | |
app.get('/', function(req, res) { | |
res.type('text/html'); | |
res.send('<script>' + | |
'new EventSource(\'/event/a\').addEventListener(\'message\',function(event) {' + | |
'document.body.appendChild(document.createElement(\'div\')).textContent = event.data;' + | |
'});' + | |
'</script>'); |
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macro <<EOS { | |
case { $_ } => { | |
var comments = #{$_}[0].token.leadingComments; | |
var text = ''; | |
if (comments) { | |
text = comments.map(function(c) { | |
return c.type === 'Block' ? c.value.replace(/^(\r\n|\n|\r)/, '').replace(/(\r\n|\n|\r)$/, '') : c.value; | |
}).join('\r\n'); | |
} | |
return [makeValue(text, #{here})]; |
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import javax.script.ScriptEngine; | |
import javax.script.ScriptEngineManager; | |
public class E4X { | |
public static void main(String[] args) { | |
System.out.println("E4X: " + System.getProperty("nashorn.lexer.xmlliterals")); | |
ScriptEngineManager manager = new ScriptEngineManager(); | |
ScriptEngine engine = manager.getEngineByName("js"); | |
try { |
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