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Ajax: Catch synchronous readystatechange events

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Fixes gh-2673
Ref trac-14683
This commit is contained in:
Richard Gibson
2015-10-23 11:35:11 -04:00
parent c40b12a6bd
commit 0a6e1c4b19
1 changed files with 8 additions and 6 deletions
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14
src/ajax/xhr.js
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@@ -105,11 +105,6 @@ if ( xhrSupported ) {
}
}
// Do send the request
// This may raise an exception which is actually
// handled in jQuery.ajax (so no try/catch here)
xhr.send( ( options.hasContent && options.data ) || null );
// Listener
callback = function( _, isAbort ) {
var status, statusText, responses;
@@ -168,14 +163,21 @@ if ( xhrSupported ) {
}
};
// Do send the request
// `xhr.send` may raise an exception, but it will be
// handled in jQuery.ajax (so no try/catch here)
if ( !options.async ) {
// if we're in sync mode we fire the callback
xhr.send( ( options.hasContent && options.data ) || null );
// If we're in sync mode we fire the callback
callback();
} else {
// Add to the list of active xhr callbacks
xhr.onreadystatechange = callback;
xhr.send( ( options.hasContent && options.data ) || null );
}
},