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Gist: https://gist.github.com/shamansir/faedd62ef62cc8c15582
<style type="text/css"> .positive { color: #006600; } .negative { color: #ff0000; } .neutral { color: #cccc00; }
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| function iter(a) { | |
| if (a.__iter) { | |
| a.__iter.reset(); | |
| return a.__iter; | |
| } | |
| var pos = 0, | |
| len = a.length; | |
| return (a.__iter = { | |
| next: function() { | |
| if (pos < len) return a[pos++]; |
shamansir
/ Evolution of a Python programmer.py
Created
September 2, 2012 12:13
Evolution of a Python programmer
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| #Newbie programmer | |
| def factorial(x): | |
| if x == 0: | |
| return 1 | |
| else: | |
| return x * factorial(x - 1) | |
| print factorial(6) | |
| #First year programmer, studied Pascal |
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| // simple observer (pubsub) implementation | |
| define(["underscore", "base/classex", "util/logging"], function(_, Class, Logging) { | |
| var PubSub = Class.extend({}); | |
| PubSub._topics = function() { | |
| if (!window.pubsub) { | |
| window.pubsub = {}; | |
| } | |
| return window.pubsub; |
shamansir
/ arithmetics._.pegjs
Last active
December 27, 2015 01:59
An example of generated parser for PEGjs-fn (http://github.com/shamansir/pegjs-fn)
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| /* | |
| * Classic example grammar, which recognizes simple arithmetic expressions like | |
| * "2*(3+4)". The parser generated from this grammar then computes their value. | |
| */ | |
| start | |
| = additive | |
| additive | |
| = left:multiplicative "+" right:additive { return left + right; } |
shamansir
/ css.cur_pegjs.parser.js
Last active
December 27, 2015 05:29
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| module.exports = (function() { | |
| /* | |
| * Generated by PEG.js 0.7.0. | |
| * | |
| * http://pegjs.majda.cz/ | |
| */ | |
| function peg$subclass(child, parent) { | |
| function ctor() { this.constructor = child; } | |
| ctor.prototype = parent.prototype; |
shamansir
/ markdown.parser.js
Created
November 2, 2013 03:05
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| module.exports = (function(){ | |
| /* | |
| * Generated by PEG.js 0.7.0. | |
| * | |
| * http://pegjs.majda.cz/ | |
| */ | |
| function quote(s) { | |
| /* | |
| * ECMA-262, 5th ed., 7.8.4: All characters may appear literally in a |
shamansir
/ pegjs_benchmark_results
Last active
December 27, 2015 15:19
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| // x 10 runs | |
| βββββββββββββββββββββββββββββββββββββββ¬ββββββββββββ¬βββββββββββββ¬βββββββββββββββ | |
| β Test β Inp. size β Avg. time β Avg. speed β | |
| βββββββββββββββββββββββββββββββββββββββ΄ββββββββββββ΄βββββββββββββ΄βββββββββββββββ€ | |
| β JSON β | |
| βββββββββββββββββββββββββββββββββββββββ¬ββββββββββββ¬βββββββββββββ¬βββββββββββββββ€ | |
| β Example 1 β 0.69 kB β 0.90 ms β 766.06 kB/s β | |
| β Example 2 β 0.24 kB β 0.30 ms β 787.76 kB/s β | |
| β Example 3 β 0.59 kB β 0.20 ms β 2949.22 kB/s β | |
| β Example 4 β 3.39 kB β 0.70 ms β 4838.17 kB/s β |
shamansir
/ arithmethics.pegjs
Last active
December 27, 2015 15:29
Comparison between parser generated with Peg-js and parser generated with Peg-js-fn
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| /* | |
| * Classic example grammar, which recognizes simple arithmetic expressions like | |
| * "2*(3+4)". The parser generated from this grammar then computes their value. | |
| */ | |
| start | |
| = additive | |
| additive | |
| = left:multiplicative "+" right:additive { return left + right; } |
<style type="text/css"> .positive { color: #006600; } .negative { color: #ff0000; } .neutral { color: #cccc00; }
shamansir
/ arithmetics-parser.pegjs-0-6-2.js
Created
September 6, 2014 22:39
Comparison between parser generated with `pegjs` and parser generated with `pegjs-fn` β 2
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| module.exports = (function(){ | |
| /* Generated by PEG.js 0.6.2 (http://pegjs.majda.cz/). */ | |
| var result = { | |
| /* | |
| * Parses the input with a generated parser. If the parsing is successfull, | |
| * returns a value explicitly or implicitly specified by the grammar from | |
| * which the parser was generated (see |PEG.buildParser|). If the parsing is | |
| * unsuccessful, throws |PEG.parser.SyntaxError| describing the error. | |
| */ |