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/**
* @fileoverview Rule to count multiple spaces in regular expressions
* @author Matt DuVall <http://www.mattduvall.com/>
*/
"use strict";
//------------------------------------------------------------------------------
// Rule Definition
//------------------------------------------------------------------------------
module.exports = function(context) {
return {
"Literal": function(node) {
var token = context.getFirstToken(node),
nodeType = token.type,
nodeValue = token.value,
multipleSpacesRegex = /( {2,})+?/,
regexResults;
if (nodeType === "RegularExpression") {
regexResults = multipleSpacesRegex.exec(nodeValue);
if (regexResults !== null) {
context.report(node, "Spaces are hard to count. Use {" + regexResults[0].length + "}.");
}
}
}
};
};
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