Revert eval quickfix
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+25
-13
@@ -4,44 +4,56 @@
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* @see http://www.nczonline.net/blog/2013/06/25/eval-isnt-evil-just-misunderstood/
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* @see http://www.quirksmode.org/blog/archives/2005/06/three_javascrip_1.html
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* @see http://www.stevesouders.com/blog/2012/04/10/dont-docwrite-scripts/
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*
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* Run phantomas with --spy-eval to count eval() calls (see issue #467)
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*/
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/* global document: true, window: true */
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exports.version = '0.1.a';
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exports.version = '0.2';
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exports.module = function(phantomas) {
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'use strict';
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phantomas.setMetric('documentWriteCalls'); //@desc number of calls to either document.write or document.writeln @offenders
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phantomas.setMetric('evalCalls'); // @desc number of calls to eval (either direct or via setTimeout / setInterval) @offenders
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phantomas.setMetric('documentWriteCalls'); //@desc number of calls to either document.write or document.writeln
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phantomas.setMetric('evalCalls'); // @desc number of calls to eval (either direct or via setTimeout / setInterval)
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// spy calls to eval only when requested (issue #467)
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var spyEval = phantomas.getParam('spy-eval') === true;
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if (!spyEval) {
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phantomas.log('javaScriptBottlenecks: to spy calls to eval() run phantomas with --spy-eval option');
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}
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phantomas.once('init', function() {
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phantomas.evaluate(function() {
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phantomas.evaluate(function(spyEval) {
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(function(phantomas) {
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function report(msg, caller, backtrace, metric) {
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phantomas.log(msg + ': from ' + caller + '!');
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phantomas.log('Backtrace: ' + backtrace);
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phantomas.incrMetric(metric);
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phantomas.addOffender(metric, "%s from %s", msg, caller);
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}
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// spy calls to eval()
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/*phantomas.spy(window, 'eval', function(code) {
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report('eval() called directly', phantomas.getCaller(), phantomas.getBacktrace(), 'evalCalls');
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phantomas.log('eval\'ed code: ' + (code || '').substring(0, 150) + '(...)');
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});*/
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if (spyEval) {
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phantomas.spy(window, 'eval', function(code) {
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report('eval() called directly', phantomas.getCaller(), phantomas.getBacktrace(), 'evalCalls');
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phantomas.log('eval\'ed code: ' + (code || '').substring(0, 150) + '(...)');
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});
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}
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// spy calls to setTimeout / setInterval with string passed instead of a function
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/*phantomas.spy(window, 'setTimeout', function(fn, interval) {
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phantomas.spy(window, 'setTimeout', function(fn, interval) {
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if (typeof fn !== 'string') return;
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report('eval() called via setTimeout("' + fn + '")', phantomas.getCaller(), phantomas.getBacktrace(), 'evalCalls');
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});*/
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});
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/*phantomas.spy(window, 'setInterval', function(fn, interval) {
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phantomas.spy(window, 'setInterval', function(fn, interval) {
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if (typeof fn !== 'string') return;
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report('eval() called via setInterval("' + fn + '")', phantomas.getCaller(), phantomas.getBacktrace(), 'evalCalls');
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});*/
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});
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// spy document.write(ln)
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phantomas.spy(document, 'write', function(arg) {
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@@ -52,6 +64,6 @@ exports.module = function(phantomas) {
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report('document.writeln() used', phantomas.getCaller(), phantomas.getBacktrace(), 'documentWriteCalls');
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});
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})(window.__phantomas);
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});
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}, spyEval);
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});
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};
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