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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 * @fileoverview | 6 * @fileoverview |
| 7 * LogGroupEntry is a wrapper around log entries, which makes it easier to | 7 * LogGroupEntry is a wrapper around log entries, which makes it easier to |
| 8 * find the corresponding start/end of events. | 8 * find the corresponding start/end of events. |
| 9 * | 9 * |
| 10 * This is used internally by the log and timeline views to pretty print | 10 * This is used internally by the log and timeline views to pretty print |
| (...skipping 51 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 62 for (var i = 0; i < origEntries.length; ++i) { | 62 for (var i = 0; i < origEntries.length; ++i) { |
| 63 var origEntry = origEntries[i]; | 63 var origEntry = origEntries[i]; |
| 64 | 64 |
| 65 var groupEntry = new LogGroupEntry(origEntry, i); | 65 var groupEntry = new LogGroupEntry(origEntry, i); |
| 66 groupedEntries.push(groupEntry); | 66 groupedEntries.push(groupEntry); |
| 67 | 67 |
| 68 // If this is the end of an event, match it to the start. | 68 // If this is the end of an event, match it to the start. |
| 69 if (groupEntry.isEnd()) { | 69 if (groupEntry.isEnd()) { |
| 70 // Walk up the parent stack to find the corresponding BEGIN for this | 70 // Walk up the parent stack to find the corresponding BEGIN for this |
| 71 // END. | 71 // END. |
| 72 var parentIndex = | 72 var parentIndex = findParentIndex(parentStack, groupEntry.orig.type); |
| 73 findParentIndex(parentStack, groupEntry.orig.type); | |
| 74 | 73 |
| 75 if (parentIndex == -1) { | 74 if (parentIndex == -1) { |
| 76 // Unmatched end. | 75 // Unmatched end. |
| 77 } else { | 76 } else { |
| 78 groupEntry.begin = parentStack[parentIndex]; | 77 groupEntry.begin = parentStack[parentIndex]; |
| 79 | 78 |
| 80 // Consider this as the terminator for all open BEGINs up until | 79 // Consider this as the terminator for all open BEGINs up until |
| 81 // parentIndex. | 80 // parentIndex. |
| 82 while (parentIndex < parentStack.length) { | 81 while (parentIndex < parentStack.length) { |
| 83 var p = parentStack.pop(); | 82 var p = parentStack.pop(); |
| 84 p.end = groupEntry; | 83 p.end = groupEntry; |
| 85 } | 84 } |
| 86 } | 85 } |
| 87 } | 86 } |
| 88 | 87 |
| 89 // Inherit the current parent. | 88 // Inherit the current parent. |
| 90 if (parentStack.length > 0) | 89 if (parentStack.length > 0) |
| 91 groupEntry.parentEntry = parentStack[parentStack.length - 1]; | 90 groupEntry.parentEntry = parentStack[parentStack.length - 1]; |
| 92 | 91 |
| 93 if (groupEntry.isBegin()) | 92 if (groupEntry.isBegin()) |
| 94 parentStack.push(groupEntry); | 93 parentStack.push(groupEntry); |
| 95 } | 94 } |
| 96 | 95 |
| 97 return groupedEntries; | 96 return groupedEntries; |
| 98 }; | 97 }; |
| 99 | 98 |
| 100 return LogGroupEntry; | 99 return LogGroupEntry; |
| 101 })(); | 100 })(); |
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