| author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
| Mon, 04 Oct 2010 01:32:07 +0300 | |
| changeset 2 | 303757a437d3 |
| parent 0 | 4f2f89ce4247 |
| permissions | -rw-r--r-- |
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<html> |
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<head> |
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<script> |
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function log(message) {
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console.log(message) |
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} |
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var funcBody = "(){\n" +
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" var thisFunc = arguments.callee;\n" + |
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" if (!thisFunc.name) thisFunc.displayName = 'f%';\n" + |
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" log(thisFunc.name || thisFunc.displayName);\n" + |
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"}"; |
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var funcs = []; |
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var patterns = [ |
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// proper use of @sourceURL comment |
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"//@sourceURL=f%.js\nfuncs.push(function" + funcBody + ")", |
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"//@sourceURL=f%.js\nfuncs.push(function f%" + funcBody + ")", |
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" //@sourceURL=f%.js\nfuncs.push(function f%" + funcBody + ")", |
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"// @sourceURL=f%.js\nfuncs.push(function f%" + funcBody + ")", |
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"//@ sourceURL=f%.js\nfuncs.push(function f%" + funcBody + ")", |
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"//@sourceURL =f%.js\nfuncs.push(function f%" + funcBody + ")", |
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"//@sourceURL= f%.js\nfuncs.push(function f%" + funcBody + ")", |
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"//@sourceURL=f%.js \nfuncs.push(function f%" + funcBody + ")", |
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" // @ sourceURL = f%.js \nfuncs.push(function f%" + funcBody + ")", |
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"//@sourceURL=f%.js\nfuncs.push(function f%" + funcBody + ");\n//@sourceURL=should-not-see\n", |
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"funcs.push(function f%" + funcBody + ")\n//@sourceURL=f%.js\n", |
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"funcs.push(function f%" + funcBody + ")\n//@sourceURL=f%.js \n", |
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"funcs.push(function f%" + funcBody + ")\n//@sourceURL=f%.js", |
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// improper or non-existant use of @sourceURL comment |
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"funcs.push(function f%" + funcBody + ")", |
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"//@sourceurl=f%.js\nfuncs.push(function f%" + funcBody + ")", |
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"//sourceURL=f%.js\nfuncs.push(function f%" + funcBody + ")", |
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"/*@sourceURL=f%.js*/\nfuncs.push(function f%" + funcBody + ")", |
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"//\nsourceURL='f%.js';\nfuncs.push(function f%" + funcBody + ")", |
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"//@sourceURL=\nfuncs.push(function" + funcBody + ")", |
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]; |
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for (var i=0; i<patterns.length; i++) {
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eval(patterns[i].replace(/%/g, i)); |
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} |
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</script> |
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</head> |
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<body> |
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<p>This page's JavaScript calls functions from named eval()'s. |
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<p>Used to test <a href="https://bugs.webkit.org/show_bug.cgi?id=25475">https://bugs.webkit.org/show_bug.cgi?id=25475</a> |
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<p>Load the Web Inspector and look at |
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the script's panel, and the script list drop-down control. |
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You should see entries for scripts named |
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<tt>"(program):f0.js"</tt> through <tt>"(program):f12.js"</tt>. The entries were named |
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via proper use of the <tt>//@sourceURL</tt> comment. There will also be entries |
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named <tt>"(program)"</tt> for source that does not properly use, or use at all, |
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the <tt>//@sourceURL</tt> comment. |
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<p>Now, set a breakpoint in the body of the <tt>"f0"</tt> function in the |
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<tt>"(program):f0.js"</tt> script. Then click this button: |
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<p><input type="button" value="run" onclick="funcs[0]()"> |
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<p>When stopped at the breakpoint, the entry for the function in the |
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call stack control should the name of the script, <tt>"(program):f0.js"</tt>, |
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beside the function name <tt>"f0"</tt>. Note the function name for |
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<tt>f0</tt> is set with the new <tt>"displayName"</tt> property. |
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</body> |
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</html> |