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| 1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
| 2 <!-- | 2 <!-- |
| 3 Copyright (c) 2015 The Chromium Authors. All rights reserved. | 3 Copyright (c) 2015 The Chromium Authors. All rights reserved. |
| 4 Use of this source code is governed by a BSD-style license that can be | 4 Use of this source code is governed by a BSD-style license that can be |
| 5 found in the LICENSE file. | 5 found in the LICENSE file. |
| 6 --> | 6 --> |
| 7 | 7 |
| 8 <link rel="import" href="/tracing/base/base.html"> | 8 <link rel="import" href="/tracing/base/base.html"> |
| 9 <link rel="import" href="/tracing/base/guid.html"> | 9 <link rel="import" href="/tracing/base/guid.html"> |
| 10 <link rel="import" href="/tracing/base/range.html"> | 10 <link rel="import" href="/tracing/base/range.html"> |
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| 76 */ | 76 */ |
| 77 childEvents: function* () { | 77 childEvents: function* () { |
| 78 }, | 78 }, |
| 79 | 79 |
| 80 /** | 80 /** |
| 81 * Returns an iterable of all events in this and descendant | 81 * Returns an iterable of all events in this and descendant |
| 82 * event containers. | 82 * event containers. |
| 83 */ | 83 */ |
| 84 getDescendantEvents: function* () { | 84 getDescendantEvents: function* () { |
| 85 yield* this.childEvents(); | 85 yield* this.childEvents(); |
| 86 for (var container of this.childEventContainers()) | 86 for (var container of this.childEventContainers()) { |
| 87 yield* container.getDescendantEvents(); | 87 yield* container.getDescendantEvents(); |
| 88 } |
| 88 }, | 89 }, |
| 89 | 90 |
| 90 /** | 91 /** |
| 91 * Returns an iterable of all child event containers. | 92 * Returns an iterable of all child event containers. |
| 92 */ | 93 */ |
| 93 childEventContainers: function* () { | 94 childEventContainers: function* () { |
| 94 }, | 95 }, |
| 95 | 96 |
| 96 /** | 97 /** |
| 97 * Returns an iterable containing this and all descendant event containers. | 98 * Returns an iterable containing this and all descendant event containers. |
| 98 */ | 99 */ |
| 99 getDescendantEventContainers: function* () { | 100 getDescendantEventContainers: function* () { |
| 100 yield this; | 101 yield this; |
| 101 for (var container of this.childEventContainers()) | 102 for (var container of this.childEventContainers()) { |
| 102 yield* container.getDescendantEventContainers(); | 103 yield* container.getDescendantEventContainers(); |
| 104 } |
| 103 }, | 105 }, |
| 104 | 106 |
| 105 /** | 107 /** |
| 106 * Finds topmost slices in this container (see docstring for | 108 * Finds topmost slices in this container (see docstring for |
| 107 * findTopmostSlices). | 109 * findTopmostSlices). |
| 108 */ | 110 */ |
| 109 findTopmostSlicesInThisContainer: function* (eventPredicate, opt_this) { | 111 findTopmostSlicesInThisContainer: function* (eventPredicate, opt_this) { |
| 110 }, | 112 }, |
| 111 | 113 |
| 112 /** | 114 /** |
| 113 * The findTopmostSlices* series of helpers find all topmost slices | 115 * The findTopmostSlices* series of helpers find all topmost slices |
| 114 * satisfying the given predicates. | 116 * satisfying the given predicates. |
| 115 * | 117 * |
| 116 * As an example, suppose we are trying to find slices named 'C', with the | 118 * As an example, suppose we are trying to find slices named 'C', with the |
| 117 * following thread: | 119 * following thread: |
| 118 * | 120 * |
| 119 * -> |---C---| |-----D-----| | 121 * -> |---C---| |-----D-----| |
| 120 * |-C-| |---C---| <- | 122 * |-C-| |---C---| <- |
| 121 * | 123 * |
| 122 * findTopmostSlices would locate the pointed-to Cs, because the bottom C on | 124 * findTopmostSlices would locate the pointed-to Cs, because the bottom C on |
| 123 * the left is not the topmost C, and the right one is, even though it is | 125 * the left is not the topmost C, and the right one is, even though it is |
| 124 * not itself a top-level slice. | 126 * not itself a top-level slice. |
| 125 */ | 127 */ |
| 126 findTopmostSlices: function* (eventPredicate) { | 128 findTopmostSlices: function* (eventPredicate) { |
| 127 for (var ec of this.getDescendantEventContainers()) | 129 for (var ec of this.getDescendantEventContainers()) { |
| 128 yield* ec.findTopmostSlicesInThisContainer(eventPredicate); | 130 yield* ec.findTopmostSlicesInThisContainer(eventPredicate); |
| 131 } |
| 129 }, | 132 }, |
| 130 | 133 |
| 131 findTopmostSlicesNamed: function* (name) { | 134 findTopmostSlicesNamed: function* (name) { |
| 132 yield* this.findTopmostSlices(e => e.title === name); | 135 yield* this.findTopmostSlices(e => e.title === name); |
| 133 } | 136 } |
| 134 }; | 137 }; |
| 135 | 138 |
| 136 return { | 139 return { |
| 137 EventContainer, | 140 EventContainer, |
| 138 }; | 141 }; |
| 139 }); | 142 }); |
| 140 </script> | 143 </script> |
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