Index: third_party/WebKit/Source/devtools/front_end/sdk/ServerTiming.js |
diff --git a/third_party/WebKit/Source/devtools/front_end/sdk/ServerTiming.js b/third_party/WebKit/Source/devtools/front_end/sdk/ServerTiming.js |
new file mode 100644 |
index 0000000000000000000000000000000000000000..78fb62ef9762ede012284c0e6a81d900503e4f32 |
--- /dev/null |
+++ b/third_party/WebKit/Source/devtools/front_end/sdk/ServerTiming.js |
@@ -0,0 +1,49 @@ |
+// Copyright 2016 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. |
+ |
+/** |
+ * @constructor |
+ * @param {!WebInspector.Target} target |
+ * @param {string} metric |
+ * @param {number} value |
+ * @param {string} description |
+ */ |
+WebInspector.ServerTiming = function(target, metric, value, description) |
+{ |
+ this._target = target; |
+ this.metric = metric; |
+ this.value = value; |
+ this.description = description; |
+} |
+ |
+/** |
+ * @param {!WebInspector.Target} target |
+ * @param {!Array.<!WebInspector.NetworkRequest.NameValue>} headers |
+ * @return {?Array.<!WebInspector.ServerTiming>} |
+ */ |
+WebInspector.ServerTiming.parseHeaders = function(target, headers) |
+{ |
+ var rawServerTimingHeaders = headers.filter(item => item.name.toLowerCase() === 'server-timing'); |
+ if (rawServerTimingHeaders.length === 0) |
+ return null; |
+ |
+ function createFromHeaderValue(valueString) |
+ { |
+ if (!valueString) |
+ return null; |
+ var metricMatch = /\s*(\w+)\s*=\s*(\d+(?:\.\d+)?)\s*(?:;\s*(?:"(.*)"|(.*)))\s*/.exec(valueString); |
+ if (!metricMatch) |
+ return null; |
+ return new WebInspector.ServerTiming(target, metricMatch[1], parseFloat(metricMatch[2]), metricMatch[3] || metricMatch[4]); |
+ } |
+ |
+ var serverTimings = rawServerTimingHeaders.reduce((memo, header) => { |
+ var timing = createFromHeaderValue(header.value); |
+ if (timing) |
+ memo.push(timing); |
+ return memo; |
+ }, []); |
+ serverTimings.sort((a, b) => a.metric.toLowerCase().compareTo(b.metric.toLowerCase())); |
+ return serverTimings; |
+} |