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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 part of dart.convert; | 5 part of dart.convert; |
6 | 6 |
7 /** | 7 /** |
8 * An instance of the default implementation of the [Latin1Codec]. | 8 * An instance of the default implementation of the [Latin1Codec]. |
9 * | 9 * |
10 * This instance provides a convenient access to the most common ISO Latin 1 | 10 * This instance provides a convenient access to the most common ISO Latin 1 |
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120 | 120 |
121 void add(List<int> source) { | 121 void add(List<int> source) { |
122 addSlice(source, 0, source.length, false); | 122 addSlice(source, 0, source.length, false); |
123 } | 123 } |
124 | 124 |
125 void _addSliceToSink(List<int> source, int start, int end, bool isLast) { | 125 void _addSliceToSink(List<int> source, int start, int end, bool isLast) { |
126 // If _sink was a UTF-16 conversion sink, just add the slice directly with | 126 // If _sink was a UTF-16 conversion sink, just add the slice directly with |
127 // _sink.addSlice(source, start, end, isLast). | 127 // _sink.addSlice(source, start, end, isLast). |
128 // The code below is an moderately stupid workaround until a real | 128 // The code below is an moderately stupid workaround until a real |
129 // solution can be made. | 129 // solution can be made. |
130 if (start == 0 && end == source.length) { | 130 _sink.add(new String.fromCharCodes(source, start, end)); |
131 _sink.add(new String.fromCharCodes(source)); | |
132 } else { | |
133 _sink.add(new String.fromCharCodes(source.sublist(start, end))); | |
134 } | |
135 if (isLast) close(); | 131 if (isLast) close(); |
136 } | 132 } |
137 | 133 |
138 void addSlice(List<int> source, int start, int end, bool isLast) { | 134 void addSlice(List<int> source, int start, int end, bool isLast) { |
139 if (start < 0 || start > source.length) { | 135 if (start < 0 || start > source.length) { |
140 throw new RangeError.range(start, 0, source.length); | 136 throw new RangeError.range(start, 0, source.length); |
141 } | 137 } |
142 if (end < start || end > source.length) { | 138 if (end < start || end > source.length) { |
143 throw new RangeError.range(end, start, source.length); | 139 throw new RangeError.range(end, start, source.length); |
144 } | 140 } |
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177 } | 173 } |
178 } | 174 } |
179 if (start < end) { | 175 if (start < end) { |
180 _addSliceToSink(source, start, end, isLast); | 176 _addSliceToSink(source, start, end, isLast); |
181 } | 177 } |
182 if (isLast) { | 178 if (isLast) { |
183 close(); | 179 close(); |
184 } | 180 } |
185 } | 181 } |
186 } | 182 } |
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