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PR-URL: https://github.com/iojs/io.js/pull/1539 Fixes: https://github.com/iojs/io.js/issues/1253 Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com> Reviewed-By: Trevor Norris <trev.norris@gmail.com> Reviewed-By: Roman Reiss <me@silverwind.io> Reviewed-By: Chris Dickinson <christopher.s.dickinson@gmail.com> Reviewed-By: Johan Bergström <bugs@bergstroem.nu> Reviewed-By: Fedor Indutny <fedor.indutny@gmail.com>
44 lines
1.2 KiB
JavaScript
44 lines
1.2 KiB
JavaScript
/**
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* @fileoverview Rule to enforce a particular function style
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* @author Nicholas C. Zakas
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* @copyright 2013 Nicholas C. Zakas. All rights reserved.
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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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var style = context.options[0],
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enforceDeclarations = (style === "declaration");
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return {
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"FunctionDeclaration": function(node) {
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if (!enforceDeclarations) {
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context.report(node, "Expected a function expression.");
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}
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},
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"FunctionExpression": function() {
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var parent = context.getAncestors().pop();
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if (enforceDeclarations && parent.type === "VariableDeclarator") {
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context.report(parent, "Expected a function declaration.");
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}
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},
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"ArrowFunctionExpression": function() {
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var parent = context.getAncestors().pop();
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if (enforceDeclarations && parent.type === "VariableDeclarator") {
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context.report(parent, "Expected a function declaration.");
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}
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}
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};
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};
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