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Side by Side Diff: third_party/WebKit/Source/platform/fonts/ScriptRunIterator.cpp

Issue 2807913002: Replace ASSERT, ASSERT_NOT_REACHED, and RELEASE_ASSERT in platform/fonts (Closed)
Patch Set: rebase Created 3 years, 8 months ago
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1 // Copyright 2015 The Chromium Authors. All rights reserved. 1 // Copyright 2015 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 #include "ScriptRunIterator.h" 5 #include "ScriptRunIterator.h"
6 6
7 #include <algorithm> 7 #include <algorithm>
8 #include "platform/text/ICUError.h" 8 #include "platform/text/ICUError.h"
9 #include "platform/wtf/Threading.h" 9 #include "platform/wtf/Threading.h"
10 10
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117 size_t length, 117 size_t length,
118 const ScriptData* data) 118 const ScriptData* data)
119 : text_(text), 119 : text_(text),
120 length_(length), 120 length_(length),
121 brackets_fixup_depth_(0), 121 brackets_fixup_depth_(0),
122 // The initial value of m_aheadCharacter is not used. 122 // The initial value of m_aheadCharacter is not used.
123 ahead_character_(0), 123 ahead_character_(0),
124 ahead_pos_(0), 124 ahead_pos_(0),
125 common_preferred_(USCRIPT_COMMON), 125 common_preferred_(USCRIPT_COMMON),
126 script_data_(data) { 126 script_data_(data) {
127 ASSERT(text); 127 DCHECK(text);
128 ASSERT(data); 128 DCHECK(data);
129 129
130 if (ahead_pos_ < length_) { 130 if (ahead_pos_ < length_) {
131 current_set_.Clear(); 131 current_set_.Clear();
132 // Priming the m_currentSet with USCRIPT_COMMON here so that the first 132 // Priming the m_currentSet with USCRIPT_COMMON here so that the first
133 // resolution between m_currentSet and m_nextSet in mergeSets() leads to 133 // resolution between m_currentSet and m_nextSet in mergeSets() leads to
134 // chosing the script of the first consumed character. 134 // chosing the script of the first consumed character.
135 current_set_.push_back(USCRIPT_COMMON); 135 current_set_.push_back(USCRIPT_COMMON);
136 U16_NEXT(text_, ahead_pos_, length_, ahead_character_); 136 U16_NEXT(text_, ahead_pos_, length_, ahead_character_);
137 script_data_->GetScripts(ahead_character_, ahead_set_); 137 script_data_->GetScripts(ahead_character_, ahead_set_);
138 } 138 }
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356 } 356 }
357 return true; 357 return true;
358 } 358 }
359 359
360 UScriptCode ScriptRunIterator::ResolveCurrentScript() const { 360 UScriptCode ScriptRunIterator::ResolveCurrentScript() const {
361 UScriptCode result = current_set_.at(0); 361 UScriptCode result = current_set_.at(0);
362 return result == USCRIPT_COMMON ? common_preferred_ : result; 362 return result == USCRIPT_COMMON ? common_preferred_ : result;
363 } 363 }
364 364
365 } // namespace blink 365 } // namespace blink
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