tools/eslint/node_modules/escope/node_modules/es6-weak-map/node_modules/es5-ext/array/#/uniq.js


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'use strict';

var indexOf = require('./e-index-of')

  , filter = Array.prototype.filter

  , isFirst;

isFirst = function (value, index) {
	return indexOf.call(this, value) === index;
};

module.exports = function () { return filter.call(this, isFirst, this); };