diff options
| author | Allan Sandfeld Jensen <allan.jensen@qt.io> | 2019-03-05 17:34:47 +0100 |
|---|---|---|
| committer | Allan Sandfeld Jensen <allan.jensen@qt.io> | 2019-03-06 10:04:14 +0000 |
| commit | eaf1da4d961fbbda9455f9af3b23d1af777f43fa (patch) | |
| tree | 95970599ecee31c4f7f940bc97ac98c61a3d0cad /chromium/third_party/catapult/tracing/tracing/base/xhr.html | |
| parent | 38a9a29f4f9436cace7f0e7abf9c586057df8a4e (diff) | |
BASELINE: Update Chromium to 73.0.3683.64
Change-Id: I76517dc277ba4e16bfd7e098fda3d079656b3b9f
Reviewed-by: Michael Brüning <michael.bruning@qt.io>
Diffstat (limited to 'chromium/third_party/catapult/tracing/tracing/base/xhr.html')
| -rw-r--r-- | chromium/third_party/catapult/tracing/tracing/base/xhr.html | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/chromium/third_party/catapult/tracing/tracing/base/xhr.html b/chromium/third_party/catapult/tracing/tracing/base/xhr.html new file mode 100644 index 00000000000..f168ee43b09 --- /dev/null +++ b/chromium/third_party/catapult/tracing/tracing/base/xhr.html @@ -0,0 +1,156 @@ +<!DOCTYPE html> +<!-- +Copyright (c) 2013 The Chromium Authors. All rights reserved. +Use of this source code is governed by a BSD-style license that can be +found in the LICENSE file. +--> + +<link rel="import" href="/tracing/base/base.html"> +<link rel="import" href="/tracing/base/in_memory_trace_stream.html"> + +<script> +'use strict'; + +tr.exportTo('tr.b', function() { + let fs; + if (tr.isNode) fs = require('fs'); + + function guessBinary(url) { + return /[.]gz$/.test(url) || /[.]zip$/.test(url); + } + function xhr(method, url, async, opt_data, forceBinary) { + const req = new XMLHttpRequest(); + req.overrideMimeType('text/plain; charset=x-user-defined'); + req.open(method, url, async); + + const isBinary = forceBinary; + + if (isBinary === undefined) { + guessBinary(url); + if (isBinary && async) req.responseType = 'arraybuffer'; + } + + const data = opt_data !== undefined ? opt_data : null; + + if (!async) { + req.send(data); + if (req.status === 200) return req.responseText; + throw new Error('XHR failed with status ' + req.status + + ' for url ' + url); + } + + const p = new Promise(function(resolve, reject) { + req.onreadystatechange = function(aEvt) { + if (req.readyState !== 4) return; + tr.b.timeout(0).then(() => { + if (req.status !== 200) { + reject(new Error('XHR failed with status ' + req.status + + ' for url ' + url)); + return; + } + if (req.responseType === 'arraybuffer') { + resolve(req.response); + return; + } + resolve(req.responseText); + }); + }; + }); + req.send(data); + return p; + } + + function getAsync(url) { + // Browser. + if (!tr.isHeadless) return xhr('GET', url, true); + + // Node or vinn prep. + let filename; + if (url.startsWith('file:///')) { + filename = url.substring(7); + } else { + filename = global.HTMLImportsLoader.hrefToAbsolutePath(url); + } + const isBinary = guessBinary(url); + + // Node. + if (tr.isNode) { + const encoding = isBinary ? undefined : 'utf8'; + return new Promise(function(resolve, reject) { + fs.readFile(filename, encoding, function(err, data) { + if (err) { + reject(err); + return; + } + resolve(data); + }); + }); + } + + // Vinn. + return Promise.resolve().then(function() { + if (isBinary) return readbuffer(filename); + return read(filename); + }); + } + + function getSync(url, asTraceStream) { + // Browser. + if (!tr.isHeadless) return xhr('GET', url, false); + + // Node or vinn prep. + let filename; + if (url.startsWith('file:///')) { // posix + filename = url.substring(7); + } else if (url.startsWith('file://') && url[8] === ':') { // win + filename = url.substring(7); + } else { + filename = global.HTMLImportsLoader.hrefToAbsolutePath(url); + } + const isBinary = guessBinary(url); + + // Node. + if (tr.isNode) { + const encoding = isBinary ? undefined : 'utf8'; + return fs.readFileSync(filename, encoding); + } + + // Vinn. + try { + if (asTraceStream) { + return new tr.b.InMemoryTraceStream( + new Uint8Array(readbuffer(filename)), isBinary); + } else if (isBinary) { + return readbuffer(filename); + } + return read(filename); + } catch (ex) { + if (ex.message) { + ex.message += ' when reading ' + filename; + throw ex; + } + throw new Error(ex + ' when reading' + filename); + } + } + + function postAsync(url, data) { + if (tr.isHeadless) { + throw new Error('Only supported inside a browser'); + } + return xhr('POST', url, true, data); + } + + function postTextAsync(url, data) { + if (tr.isHeadless) { + throw new Error('Only supported inside a browser'); + } + return xhr('POST', url, true, data, false); + } + + return { + getAsync, + getSync, + postAsync, + }; +}); +</script> |