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33 lines
1.0 KiB
33 lines
1.0 KiB
/**
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* @fileoverview Rule to disallow use of the new operator with the `Symbol` object
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* @author Alberto Rodríguez
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* @copyright 2016 Alberto Rodríguez. All rights reserved.
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* See LICENSE file in root directory for full license.
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*/
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"use strict";
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//------------------------------------------------------------------------------
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// Rule Definition
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//------------------------------------------------------------------------------
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module.exports = function(context) {
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return {
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"Program:exit": function() {
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var globalScope = context.getScope();
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var variable = globalScope.set.get("Symbol");
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if (variable && variable.defs.length === 0) {
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variable.references.forEach(function(ref) {
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var node = ref.identifier;
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if (node.parent && node.parent.type === "NewExpression") {
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context.report(node, "`Symbol` cannot be called as a constructor.");
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}
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});
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}
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}
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};
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};
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module.exports.schema = [];
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