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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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55 // ECMA-262 section 15.5.4.3 | 55 // ECMA-262 section 15.5.4.3 |
56 function StringValueOf() { | 56 function StringValueOf() { |
57 if (!IS_STRING(this) && !%HasStringClass(this)) | 57 if (!IS_STRING(this) && !%HasStringClass(this)) |
58 throw new $TypeError('String.prototype.valueOf is not generic'); | 58 throw new $TypeError('String.prototype.valueOf is not generic'); |
59 return %_ValueOf(this); | 59 return %_ValueOf(this); |
60 } | 60 } |
61 | 61 |
62 | 62 |
63 // ECMA-262, section 15.5.4.4 | 63 // ECMA-262, section 15.5.4.4 |
64 function StringCharAt(pos) { | 64 function StringCharAt(pos) { |
65 var char_code = %_FastCharCodeAt(subject, index); | 65 var char_code = %_FastCharCodeAt(this, index); |
66 if (!%_IsSmi(char_code)) { | 66 if (!%_IsSmi(char_code)) { |
67 var subject = ToString(this); | 67 var subject = ToString(this); |
68 var index = TO_INTEGER(pos); | 68 var index = TO_INTEGER(pos); |
69 if (index >= subject.length || index < 0) return ""; | 69 if (index >= subject.length || index < 0) return ""; |
70 char_code = %StringCharCodeAt(subject, index); | 70 char_code = %StringCharCodeAt(subject, index); |
71 } | 71 } |
72 return %CharFromCode(char_code); | 72 return %CharFromCode(char_code); |
73 } | 73 } |
74 | 74 |
75 | 75 |
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883 "italics", StringItalics, | 883 "italics", StringItalics, |
884 "small", StringSmall, | 884 "small", StringSmall, |
885 "strike", StringStrike, | 885 "strike", StringStrike, |
886 "sub", StringSub, | 886 "sub", StringSub, |
887 "sup", StringSup | 887 "sup", StringSup |
888 )); | 888 )); |
889 } | 889 } |
890 | 890 |
891 | 891 |
892 SetupString(); | 892 SetupString(); |
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