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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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38 #include "wtf/text/TextEncodingRegistry.h" | 38 #include "wtf/text/TextEncodingRegistry.h" |
39 | 39 |
40 namespace WebCore { | 40 namespace WebCore { |
41 | 41 |
42 PassRefPtr<TextEncoder> TextEncoder::create(const String& utfLabel, ExceptionSta
te& exceptionState) | 42 PassRefPtr<TextEncoder> TextEncoder::create(const String& utfLabel, ExceptionSta
te& exceptionState) |
43 { | 43 { |
44 const String& encodingLabel = utfLabel.isNull() ? String("utf-8") : utfLabel
; | 44 const String& encodingLabel = utfLabel.isNull() ? String("utf-8") : utfLabel
; |
45 | 45 |
46 WTF::TextEncoding encoding(encodingLabel); | 46 WTF::TextEncoding encoding(encodingLabel); |
47 if (!encoding.isValid()) { | 47 if (!encoding.isValid()) { |
48 exceptionState.throwUninformativeAndGenericTypeError(); | 48 exceptionState.throwTypeError("The encoding label provided ('" + encodin
gLabel + "') is invalid."); |
49 return 0; | 49 return 0; |
50 } | 50 } |
51 | 51 |
52 String name(encoding.name()); | 52 String name(encoding.name()); |
53 if (name != "UTF-8" && name != "UTF-16LE" && name != "UTF-16BE") { | 53 if (name != "UTF-8" && name != "UTF-16LE" && name != "UTF-16BE") { |
54 exceptionState.throwUninformativeAndGenericTypeError(); | 54 exceptionState.throwTypeError("The encoding provided ('" + encodingLabel
+ "') is not one of 'utf-8', 'utf-16', or 'utf-16be'."); |
55 return 0; | 55 return 0; |
56 } | 56 } |
57 | 57 |
58 return adoptRef(new TextEncoder(encoding.name())); | 58 return adoptRef(new TextEncoder(encoding.name())); |
59 } | 59 } |
60 | 60 |
61 TextEncoder::TextEncoder(const String& encoding) | 61 TextEncoder::TextEncoder(const String& encoding) |
62 : m_encoding(encoding) | 62 : m_encoding(encoding) |
63 , m_codec(newTextCodec(m_encoding)) | 63 , m_codec(newTextCodec(m_encoding)) |
64 { | 64 { |
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89 else | 89 else |
90 result = m_codec->encode(input.characters16(), input.length(), WTF::Ques
tionMarksForUnencodables); | 90 result = m_codec->encode(input.characters16(), input.length(), WTF::Ques
tionMarksForUnencodables); |
91 | 91 |
92 const char* buffer = result.data(); | 92 const char* buffer = result.data(); |
93 const unsigned char* unsignedBuffer = reinterpret_cast<const unsigned char*>
(buffer); | 93 const unsigned char* unsignedBuffer = reinterpret_cast<const unsigned char*>
(buffer); |
94 | 94 |
95 return Uint8Array::create(unsignedBuffer, result.length()); | 95 return Uint8Array::create(unsignedBuffer, result.length()); |
96 } | 96 } |
97 | 97 |
98 } // namespace WebCore | 98 } // namespace WebCore |
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