safe-regex - npm Package Compare versions

Comparing version 1.0.0 to 1.1.0

index.js

		var parse = require('ret');
		var types = parse.types;

		module.exports = function (re) {
		module.exports = function (re, opts) {
		if (!opts) opts = {};
		var replimit = opts.limit === undefined ? 25 : opts.limit;

		if (isRegExp(re)) re = re.source;
		@@ -11,6 +14,9 @@ else if (typeof re !== 'string') re = String(re);

		var reps = 0;
		return (function walk (node, starHeight) {
		if (node.type === types.REPETITION) {
		starHeight ++;
		reps ++;
		if (starHeight > 1) return false;
		if (reps > replimit) return false;
		}
		@@ -17,0 +23,0 @@

package.json

		{
		"name": "safe-regex",
		"version": "1.0.0",
		"version": "1.1.0",
		"description": "detect possibly catastrophic, exponential-time regular expressions",
		@@ -5,0 +5,0 @@ "main": "index.js",

test/regex.js

		@@ -10,2 +10,3 @@ var safe = require('../');
		/^\d+(1337\|404)*\d+$/i,
		RegExp(Array(26).join('a?') + Array(26).join('a')),
		];
		@@ -23,2 +24,3 @@
		/^(a?){25}(a){25}$/,
		RegExp(Array(27).join('a?') + Array(27).join('a')),
		/(x+x+)+y/,
		@@ -39,13 +41,13 @@ /foo\|(x+x+)+y/,
		var invalid = [
		'Oakland',
		'hey(yoo))',
		'abcde(?>hellow)',
		'[abc'
		'Oakland',
		'hey(yoo))',
		'abcde(?>hellow)',
		'[abc'
		];

		test('invalid regex', function (t) {
		t.plan(invalid.length);
		invalid.forEach(function (re) {
		t.equal(safe(re), false);
		});
		t.plan(invalid.length);
		invalid.forEach(function (re) {
		t.equal(safe(re), false);
		});
		});

readme.markdown

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