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Revert "Use xhr.onreadystatechange instead of xhr.onload (#1838)" (#2065) 

This reverts commit 5e38303377.
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Mikael Mengistu 2018-04-18 17:38:27 +00:00 committed by GitHub
parent 5c9b64244a
commit d9272032d0
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1 changed files with 8 additions and 15 deletions
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23
clients/ts/signalr/src/HttpClient.ts
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@ -94,22 +94,15 @@ export class DefaultHttpClient extends HttpClient {
xhr.timeout = request.timeout; xhr.timeout = request.timeout;
} }
xhr.onreadystatechange = () => { xhr.onload = () => {
if (xhr.readyState === 4) { if (request.abortSignal) {
if (request.abortSignal) { request.abortSignal.onabort = null;
request.abortSignal.onabort = null; }
}
// Some browsers report xhr.status == 0 when the if (xhr.status >= 200 && xhr.status < 300) {
// response has been cut off or there's been a TCP FIN. resolve(new HttpResponse(xhr.status, xhr.statusText, xhr.response || xhr.responseText));
// Treat it like a 200 with no response. } else {
if (xhr.status === 0) { reject(new HttpError(xhr.statusText, xhr.status));
resolve(new HttpResponse(200, null, null));
} else if (xhr.status >= 200 && xhr.status < 300) {
resolve(new HttpResponse(xhr.status, xhr.statusText, xhr.response || xhr.responseText));
} else {
reject(new HttpError(xhr.statusText, xhr.status));
}
} }
}; };