jade-escape

Benchmark created by asd on

Preparation HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/jade/1.10.0/jade.min.js"></script>
<script>
var locals =   {
    things: [
      { a: 'blah', b: 'halb' }
    , { a: 'clah', b: 'halc' }
    , { a: 'clah', b: 'halc' }
    , { a: 'blah', b: 'halb' }
    , { a: 'clah', b: 'halc' }
    , { a: 'clah', b: 'halc' }
    , { a: 'clah', b: 'halc' }
    , { a: 'blah', b: 'halb' }
    , { a: 'blah', b: 'halb' }
    , { a: 'clah', b: 'halc' }
    , { a: 'blah', b: 'halb' }
    ]
  }

var _ENCODE_HTML_RULES = {
      '&': '&amp;'
    , '<': '&lt;'
    , '>': '&gt;'
    , '"': '&#34;'
    , "'": '&#39;'
    }
  , _MATCH_HTML = /[&<>\'"]/g;

function betterEscape(html){
  return html == undefined
    ? ''
    : String(html)
        .replace(_MATCH_HTML, function(m) {
          return _ENCODE_HTML_RULES[m] || m;
        });
};

var jadeWithBetterEscape = {
  escape: betterEscape
};

var jadeWithCurrentEscape = {
  escape: jade.runtime.escape
};

function jadeOriginal(locals, jade){
var buf = [];
var jade_mixins = {};
var jade_interp;
;var locals_for_with = (locals || {});(function (things, undefined) {
buf.push("<!DOCTYPE html><html><head><title>Fortunes</title></head><body><p>Interesting website</p>");
// iterate things
;(function(){
  var $$obj = things;
  if ('number' == typeof $$obj.length) {

    for (var $index = 0, $$l = $$obj.length; $index < $$l; $index++) {
      var thing = $$obj[$index];

buf.push("<p>" + (jade.escape(null == (jade_interp = thing.a) ? "" : jade_interp)) + "</p><p>" + (jade.escape(null == (jade_interp = thing.b) ? "" : jade_interp)) + "</p>");
    }

  } else {
    var $$l = 0;
    for (var $index in $$obj) {
      $$l++;      var thing = $$obj[$index];

buf.push("<p>" + (jade.escape(null == (jade_interp = thing.a) ? "" : jade_interp)) + "</p><p>" + (jade.escape(null == (jade_interp = thing.b) ? "" : jade_interp)) + "</p>");
    }

  }
}).call(this);

buf.push("</body></html>");}.call(this,"things" in locals_for_with?locals_for_with.things:typeof things!=="undefined"?things:undefined,"undefined" in locals_for_with?locals_for_with.undefined:typeof undefined!=="undefined"?undefined:undefined));;return buf.join("");
}
</script>

Test runner

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Testing in
TestOps/sec
Jade with its current escape function
jadeOriginal(locals, jadeWithCurrentEscape)
ready
Jade with an optimized escape function
jadeOriginal(locals, jadeWithBetterEscape)
ready

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