gstreamer_test

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gstreamer_test / src /node_modules /clean-css /lib /optimizer /level-2 /remove-duplicates.js

first commit

2434dca 11 months ago

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var Token = require('../../tokenizer/token');

var serializeBody = require('../../writer/one-time').body;
var serializeRules = require('../../writer/one-time').rules;

function removeDuplicates(tokens) {
  var matched = {};
  var moreThanOnce = [];
  var id, token;
  var body, bodies;

  for (var i = 0, l = tokens.length; i < l; i++) {
    token = tokens[i];
    if (token[0] != Token.RULE) { continue; }

    id = serializeRules(token[1]);

    if (matched[id] && matched[id].length == 1) { moreThanOnce.push(id); } else { matched[id] = matched[id] || []; }

    matched[id].push(i);
  }

  for (i = 0, l = moreThanOnce.length; i < l; i++) {
    id = moreThanOnce[i];
    bodies = [];

    for (var j = matched[id].length - 1; j >= 0; j--) {
      token = tokens[matched[id][j]];
      body = serializeBody(token[2]);

      if (bodies.indexOf(body) > -1) { token[2] = []; } else { bodies.push(body); }
    }
  }
}

module.exports = removeDuplicates;

	var Token = require('../../tokenizer/token');

	var serializeBody = require('../../writer/one-time').body;
	var serializeRules = require('../../writer/one-time').rules;

	function removeDuplicates(tokens) {
	var matched = {};
	var moreThanOnce = [];
	var id, token;
	var body, bodies;

	for (var i = 0, l = tokens.length; i < l; i++) {
	token = tokens[i];
	if (token[0] != Token.RULE) { continue; }

	id = serializeRules(token[1]);

	if (matched[id] && matched[id].length == 1) { moreThanOnce.push(id); } else { matched[id] = matched[id] \|\| []; }

	matched[id].push(i);
	}

	for (i = 0, l = moreThanOnce.length; i < l; i++) {
	id = moreThanOnce[i];
	bodies = [];

	for (var j = matched[id].length - 1; j >= 0; j--) {
	token = tokens[matched[id][j]];
	body = serializeBody(token[2]);

	if (bodies.indexOf(body) > -1) { token[2] = []; } else { bodies.push(body); }
	}
	}
	}

	module.exports = removeDuplicates;