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| 1 // Copyright 2011 the V8 project authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "src/char-predicates.h" |
| 6 |
| 7 #ifdef V8_I18N_SUPPORT |
| 8 #include "unicode/uchar.h" |
| 9 #include "unicode/urename.h" |
| 10 #endif // V8_I18N_SUPPORT |
| 11 |
| 12 namespace v8 { |
| 13 namespace internal { |
| 14 |
| 15 bool SupplementaryPlanes::IsIDStart(uc32 c) { |
| 16 DCHECK(c > 0xFFFF); |
| 17 #ifdef V8_I18N_SUPPORT |
| 18 // This only works for code points in the SMPs, since ICU does not exclude |
| 19 // code points with properties 'Pattern_Syntax' or 'Pattern_White_Space'. |
| 20 // Code points in the SMP do not have those properties. |
| 21 return u_isIDStart(c); |
| 22 #else |
| 23 // This is incorrect, but if we don't have ICU, use this as fallback. |
| 24 return false; |
| 25 #endif // V8_I18N_SUPPORT |
| 26 } |
| 27 |
| 28 |
| 29 bool SupplementaryPlanes::IsIDPart(uc32 c) { |
| 30 DCHECK(c > 0xFFFF); |
| 31 #ifdef V8_I18N_SUPPORT |
| 32 // This only works for code points in the SMPs, since ICU does not exclude |
| 33 // code points with properties 'Pattern_Syntax' or 'Pattern_White_Space'. |
| 34 // Code points in the SMP do not have those properties. |
| 35 return u_isIDPart(c); |
| 36 #else |
| 37 // This is incorrect, but if we don't have ICU, use this as fallback. |
| 38 return false; |
| 39 #endif // V8_I18N_SUPPORT |
| 40 } |
| 41 } |
| 42 } // namespace v8::internal |
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