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Make sure leading whitespace is trimmed for parseJSON. Fixes #6031.

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This commit is contained in:
jeresig 2010-02-13 02:14:23 -05:00
parent 8b86004f9c
commit 94d925cd46
2 changed files with 7 additions and 2 deletions
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3
src/core.js
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@ -481,6 +481,9 @@ jQuery.extend({
return null;
}
// Make sure leading/trailing whitespace is removed (IE can't handle it)
data = jQuery.trim( data );
// Make sure the incoming data is actual JSON
// Logic borrowed from http://json.org/json2.js
if ( /^[\],:{}\s]*$/.test(data.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, "@")

4
test/unit/core.js
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@ -807,7 +807,7 @@ test("jQuery.proxy", function(){
});
test("jQuery.parseJSON", function(){
expect(7);
expect(8);
equals( jQuery.parseJSON(), null, "Nothing in, null out." );
equals( jQuery.parseJSON( null ), null, "Nothing in, null out." );
@ -816,6 +816,8 @@ test("jQuery.parseJSON", function(){
same( jQuery.parseJSON("{}"), {}, "Plain object parsing." );
same( jQuery.parseJSON('{"test":1}'), {"test":1}, "Plain object parsing." );
same( jQuery.parseJSON('\n{"test":1}'), {"test":1}, "Make sure leading whitespaces are handled." );
try {
jQuery.parseJSON("{a:1}");
ok( false, "Test malformed JSON string." );