shamansir

// inspired by rust-jlens: https://github.com/bkoropoff/rust-jlens/blob/master/src/lib.rs

pub trait Step {

    fn perform(&self, &mut|&str|);

    fn step1(self) -> Step1<Self> { Step1 { prev: self } }

    fn step2(self) -> Step2<Self> { Step2 { prev: self } }

shamansir

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.
     */

shamansir

Open in StackEdit Viewer

Gist: https://gist.github.com/shamansir/faedd62ef62cc8c15582

---

<style type="text/css"> .positive { color: #006600; } .negative { color: #ff0000; } .neutral { color: #cccc00; }

shamansir

/*
 * 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

// x 10 runs
┌─────────────────────────────────────┬───────────┬────────────┬──────────────┐
│                Test                 │ Inp. size │ Avg. time  │  Avg. speed  │
├─────────────────────────────────────┴───────────┴────────────┴──────────────┤
│                                    JSON                                     │
├─────────────────────────────────────┬───────────┬────────────┬──────────────┤
│ Example 1                           │   0.69 kB │    0.90 ms │  766.06 kB/s │
│ Example 2                           │   0.24 kB │    0.30 ms │  787.76 kB/s │
│ Example 3                           │   0.59 kB │    0.20 ms │ 2949.22 kB/s │
│ Example 4                           │   3.39 kB │    0.70 ms │ 4838.17 kB/s │

shamansir

module.exports = (function(){
  /*
   * Generated by PEG.js 0.7.0.
   *
   * http://pegjs.majda.cz/
   */
  
  function quote(s) {
    /*

shamansir

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

/*
 * 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

// 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

#Newbie programmer
def factorial(x):
    if x == 0:
        return 1
    else:
        return x * factorial(x - 1)
print factorial(6)


#First year programmer, studied Pascal