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Side by Side Diff: third_party/WebKit/Source/devtools/front_end/timeline/TimelineLoader.js

Issue 2440953003: DevTools: use semicolons after each statement. (Closed)
Patch Set: rebaseline Created 4 years, 1 month ago
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1 // Copyright 2016 The Chromium Authors. All rights reserved. 1 // Copyright 2016 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 /** 5 /**
6 * @constructor 6 * @constructor
7 * @implements {WebInspector.OutputStream} 7 * @implements {WebInspector.OutputStream}
8 * @implements {WebInspector.OutputStreamDelegate} 8 * @implements {WebInspector.OutputStreamDelegate}
9 * @param {!WebInspector.TracingModel} model 9 * @param {!WebInspector.TracingModel} model
10 * @param {!WebInspector.TimelineLifecycleDelegate} delegate 10 * @param {!WebInspector.TimelineLifecycleDelegate} delegate
11 */ 11 */
12 WebInspector.TimelineLoader = function(model, delegate) 12 WebInspector.TimelineLoader = function(model, delegate)
13 { 13 {
14 this._model = model; 14 this._model = model;
15 this._delegate = delegate; 15 this._delegate = delegate;
16 16
17 /** @type {?function()} */ 17 /** @type {?function()} */
18 this._canceledCallback = null; 18 this._canceledCallback = null;
19 19
20 this._state = WebInspector.TimelineLoader.State.Initial; 20 this._state = WebInspector.TimelineLoader.State.Initial;
21 this._buffer = ""; 21 this._buffer = "";
22 this._firstChunk = true; 22 this._firstChunk = true;
23 23
24 this._loadedBytes = 0; 24 this._loadedBytes = 0;
25 /** @type {number} */ 25 /** @type {number} */
26 this._totalSize; 26 this._totalSize;
27 this._jsonTokenizer = new WebInspector.TextUtils.BalancedJSONTokenizer(this. _writeBalancedJSON.bind(this), true); 27 this._jsonTokenizer = new WebInspector.TextUtils.BalancedJSONTokenizer(this. _writeBalancedJSON.bind(this), true);
28 } 28 };
29 29
30 /** 30 /**
31 * @param {!WebInspector.TracingModel} model 31 * @param {!WebInspector.TracingModel} model
32 * @param {!File} file 32 * @param {!File} file
33 * @param {!WebInspector.TimelineLifecycleDelegate} delegate 33 * @param {!WebInspector.TimelineLifecycleDelegate} delegate
34 * @return {!WebInspector.TimelineLoader} 34 * @return {!WebInspector.TimelineLoader}
35 */ 35 */
36 WebInspector.TimelineLoader.loadFromFile = function(model, file, delegate) 36 WebInspector.TimelineLoader.loadFromFile = function(model, file, delegate)
37 { 37 {
38 var loader = new WebInspector.TimelineLoader(model, delegate); 38 var loader = new WebInspector.TimelineLoader(model, delegate);
39 var fileReader = WebInspector.TimelineLoader._createFileReader(file, loader) ; 39 var fileReader = WebInspector.TimelineLoader._createFileReader(file, loader) ;
40 loader._canceledCallback = fileReader.cancel.bind(fileReader); 40 loader._canceledCallback = fileReader.cancel.bind(fileReader);
41 loader._totalSize = file.size; 41 loader._totalSize = file.size;
42 fileReader.start(loader); 42 fileReader.start(loader);
43 return loader; 43 return loader;
44 } 44 };
45 45
46 /** 46 /**
47 * @param {!WebInspector.TracingModel} model 47 * @param {!WebInspector.TracingModel} model
48 * @param {string} url 48 * @param {string} url
49 * @param {!WebInspector.TimelineLifecycleDelegate} delegate 49 * @param {!WebInspector.TimelineLifecycleDelegate} delegate
50 * @return {!WebInspector.TimelineLoader} 50 * @return {!WebInspector.TimelineLoader}
51 */ 51 */
52 WebInspector.TimelineLoader.loadFromURL = function(model, url, delegate) 52 WebInspector.TimelineLoader.loadFromURL = function(model, url, delegate)
53 { 53 {
54 var stream = new WebInspector.TimelineLoader(model, delegate); 54 var stream = new WebInspector.TimelineLoader(model, delegate);
55 WebInspector.ResourceLoader.loadAsStream(url, null, stream); 55 WebInspector.ResourceLoader.loadAsStream(url, null, stream);
56 return stream; 56 return stream;
57 } 57 };
58 58
59 WebInspector.TimelineLoader.TransferChunkLengthBytes = 5000000; 59 WebInspector.TimelineLoader.TransferChunkLengthBytes = 5000000;
60 60
61 /** 61 /**
62 * @param {!File} file 62 * @param {!File} file
63 * @param {!WebInspector.OutputStreamDelegate} delegate 63 * @param {!WebInspector.OutputStreamDelegate} delegate
64 * @return {!WebInspector.ChunkedReader} 64 * @return {!WebInspector.ChunkedReader}
65 */ 65 */
66 WebInspector.TimelineLoader._createFileReader = function(file, delegate) 66 WebInspector.TimelineLoader._createFileReader = function(file, delegate)
67 { 67 {
68 return new WebInspector.ChunkedFileReader(file, WebInspector.TimelineLoader. TransferChunkLengthBytes, delegate); 68 return new WebInspector.ChunkedFileReader(file, WebInspector.TimelineLoader. TransferChunkLengthBytes, delegate);
69 } 69 };
70 70
71 /** 71 /**
72 * @enum {symbol} 72 * @enum {symbol}
73 */ 73 */
74 WebInspector.TimelineLoader.State = { 74 WebInspector.TimelineLoader.State = {
75 Initial: Symbol("Initial"), 75 Initial: Symbol("Initial"),
76 LookingForEvents: Symbol("LookingForEvents"), 76 LookingForEvents: Symbol("LookingForEvents"),
77 ReadingEvents: Symbol("ReadingEvents"), 77 ReadingEvents: Symbol("ReadingEvents"),
78 SkippingTail: Symbol("SkippingTail") 78 SkippingTail: Symbol("SkippingTail")
79 } 79 };
80 80
81 WebInspector.TimelineLoader.prototype = { 81 WebInspector.TimelineLoader.prototype = {
82 cancel: function() 82 cancel: function()
83 { 83 {
84 this._model.reset(); 84 this._model.reset();
85 this._delegate.loadingComplete(false); 85 this._delegate.loadingComplete(false);
86 this._delegate = null; 86 this._delegate = null;
87 if (this._canceledCallback) 87 if (this._canceledCallback)
88 this._canceledCallback(); 88 this._canceledCallback();
89 }, 89 },
(...skipping 21 matching lines...) Expand all
111 } 111 }
112 } 112 }
113 113
114 if (this._state === WebInspector.TimelineLoader.State.LookingForEvents) { 114 if (this._state === WebInspector.TimelineLoader.State.LookingForEvents) {
115 var objectName = "\"traceEvents\":"; 115 var objectName = "\"traceEvents\":";
116 var startPos = this._buffer.length - objectName.length; 116 var startPos = this._buffer.length - objectName.length;
117 this._buffer += chunk; 117 this._buffer += chunk;
118 var pos = this._buffer.indexOf(objectName, startPos); 118 var pos = this._buffer.indexOf(objectName, startPos);
119 if (pos === -1) 119 if (pos === -1)
120 return; 120 return;
121 chunk = this._buffer.slice(pos + objectName.length) 121 chunk = this._buffer.slice(pos + objectName.length);
122 this._state = WebInspector.TimelineLoader.State.ReadingEvents; 122 this._state = WebInspector.TimelineLoader.State.ReadingEvents;
123 } 123 }
124 124
125 if (this._state !== WebInspector.TimelineLoader.State.ReadingEvents) 125 if (this._state !== WebInspector.TimelineLoader.State.ReadingEvents)
126 return; 126 return;
127 if (this._jsonTokenizer.write(chunk)) 127 if (this._jsonTokenizer.write(chunk))
128 return; 128 return;
129 this._state = WebInspector.TimelineLoader.State.SkippingTail; 129 this._state = WebInspector.TimelineLoader.State.SkippingTail;
130 if (this._firstChunk) { 130 if (this._firstChunk) {
131 this._reportErrorAndCancelLoading(WebInspector.UIString("Malformed t imeline input, wrong JSON brackets balance")); 131 this._reportErrorAndCancelLoading(WebInspector.UIString("Malformed t imeline input, wrong JSON brackets balance"));
(...skipping 100 matching lines...) Expand 10 before | Expand all | Expand 10 after
232 break; 232 break;
233 case "NotReadableError": 233 case "NotReadableError":
234 this._reportErrorAndCancelLoading(WebInspector.UIString("File \"%s\" is not readable", reader.fileName())); 234 this._reportErrorAndCancelLoading(WebInspector.UIString("File \"%s\" is not readable", reader.fileName()));
235 break; 235 break;
236 case "AbortError": 236 case "AbortError":
237 break; 237 break;
238 default: 238 default:
239 this._reportErrorAndCancelLoading(WebInspector.UIString("An error oc curred while reading the file \"%s\"", reader.fileName())); 239 this._reportErrorAndCancelLoading(WebInspector.UIString("An error oc curred while reading the file \"%s\"", reader.fileName()));
240 } 240 }
241 } 241 }
242 } 242 };
243 243
244 /** 244 /**
245 * @constructor 245 * @constructor
246 * @implements {WebInspector.OutputStreamDelegate} 246 * @implements {WebInspector.OutputStreamDelegate}
247 */ 247 */
248 WebInspector.TracingTimelineSaver = function() 248 WebInspector.TracingTimelineSaver = function()
249 { 249 {
250 } 250 };
251 251
252 WebInspector.TracingTimelineSaver.prototype = { 252 WebInspector.TracingTimelineSaver.prototype = {
253 /** 253 /**
254 * @override 254 * @override
255 */ 255 */
256 onTransferStarted: function() { }, 256 onTransferStarted: function() { },
257 257
258 /** 258 /**
259 * @override 259 * @override
260 */ 260 */
261 onTransferFinished: function() { }, 261 onTransferFinished: function() { },
262 262
263 /** 263 /**
264 * @override 264 * @override
265 * @param {!WebInspector.ChunkedReader} reader 265 * @param {!WebInspector.ChunkedReader} reader
266 */ 266 */
267 onChunkTransferred: function(reader) { }, 267 onChunkTransferred: function(reader) { },
268 268
269 /** 269 /**
270 * @override 270 * @override
271 * @param {!WebInspector.ChunkedReader} reader 271 * @param {!WebInspector.ChunkedReader} reader
272 * @param {!Event} event 272 * @param {!Event} event
273 */ 273 */
274 onError: function(reader, event) 274 onError: function(reader, event)
275 { 275 {
276 var error = event.target.error; 276 var error = event.target.error;
277 WebInspector.console.error(WebInspector.UIString("Failed to save timelin e: %s (%s, %s)", error.message, error.name, error.code)); 277 WebInspector.console.error(WebInspector.UIString("Failed to save timelin e: %s (%s, %s)", error.message, error.name, error.code));
278 } 278 }
279 } 279 };
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