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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 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 "tools/gn/value.h" | 5 #include "tools/gn/value.h" |
6 | 6 |
7 #include "base/strings/string_number_conversions.h" | 7 #include "base/strings/string_number_conversions.h" |
8 #include "base/strings/string_util.h" | 8 #include "base/strings/string_util.h" |
9 #include "tools/gn/scope.h" | 9 #include "tools/gn/scope.h" |
10 | 10 |
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117 std::string Value::ToString(bool quote_string) const { | 117 std::string Value::ToString(bool quote_string) const { |
118 switch (type_) { | 118 switch (type_) { |
119 case NONE: | 119 case NONE: |
120 return "<void>"; | 120 return "<void>"; |
121 case BOOLEAN: | 121 case BOOLEAN: |
122 return boolean_value_ ? "true" : "false"; | 122 return boolean_value_ ? "true" : "false"; |
123 case INTEGER: | 123 case INTEGER: |
124 return base::Int64ToString(int_value_); | 124 return base::Int64ToString(int_value_); |
125 case STRING: | 125 case STRING: |
126 if (quote_string) { | 126 if (quote_string) { |
127 std::string escaped = string_value_; | 127 std::string result = "\""; |
128 // First escape all special uses of a backslash. | 128 bool escaped = false; |
brettw
2015/03/31 23:01:51
The goal of tracking this should be documented, it
mdempsky
2015/03/31 23:14:47
Done, PTAL.
| |
129 ReplaceSubstringsAfterOffset(&escaped, 0, "\\$", "\\\\$"); | 129 for (char ch : string_value_) { |
130 ReplaceSubstringsAfterOffset(&escaped, 0, "\\\"", "\\\\\""); | 130 if (escaped && (ch == '$' || ch == '"' || ch == '\\')) |
131 | 131 result += '\\'; |
132 // Now escape special chars. | 132 if (ch == '$' || ch == '"') |
133 ReplaceSubstringsAfterOffset(&escaped, 0, "$", "\\$"); | 133 result += '\\'; |
134 ReplaceSubstringsAfterOffset(&escaped, 0, "\"", "\\\""); | 134 result += ch; |
135 return "\"" + escaped + "\""; | 135 escaped = (ch == '\\'); |
136 } | |
137 if (escaped) | |
138 result += '\\'; | |
139 result += '"'; | |
140 return result; | |
136 } | 141 } |
137 return string_value_; | 142 return string_value_; |
138 case LIST: { | 143 case LIST: { |
139 std::string result = "["; | 144 std::string result = "["; |
140 for (size_t i = 0; i < list_value_.size(); i++) { | 145 for (size_t i = 0; i < list_value_.size(); i++) { |
141 if (i > 0) | 146 if (i > 0) |
142 result += ", "; | 147 result += ", "; |
143 result += list_value_[i].ToString(true); | 148 result += list_value_[i].ToString(true); |
144 } | 149 } |
145 result.push_back(']'); | 150 result.push_back(']'); |
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200 // iteration code. | 205 // iteration code. |
201 return false; | 206 return false; |
202 default: | 207 default: |
203 return false; | 208 return false; |
204 } | 209 } |
205 } | 210 } |
206 | 211 |
207 bool Value::operator!=(const Value& other) const { | 212 bool Value::operator!=(const Value& other) const { |
208 return !operator==(other); | 213 return !operator==(other); |
209 } | 214 } |
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