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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>
48 lines
1.5 KiB
JavaScript
48 lines
1.5 KiB
JavaScript
/**
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* @fileoverview Enforces or disallows inline comments.
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* @author Greg Cochard
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* @copyright 2014 Greg Cochard. 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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/**
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* Will check that comments are not on lines starting with or ending with code
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* @param {ASTNode} node The comment node to check
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* @private
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* @returns {void}
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*/
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function testCodeAroundComment(node) {
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// Get the whole line and cut it off at the start of the comment
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var startLine = String(context.getSourceLines()[node.loc.start.line - 1]);
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var endLine = String(context.getSourceLines()[node.loc.end.line - 1]);
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var preamble = startLine.slice(0, node.loc.start.column).trim();
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// Also check after the comment
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var postamble = endLine.slice(node.loc.end.column).trim();
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// Should be empty if there was only whitespace around the comment
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if (preamble || postamble) {
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context.report(node, "Unexpected comment inline with code.");
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}
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}
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//--------------------------------------------------------------------------
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// Public
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//--------------------------------------------------------------------------
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return {
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"LineComment": testCodeAroundComment,
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"BlockComment": testCodeAroundComment
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};
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};
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