| // Copyright 2011 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "src/char-predicates.h" |
| |
| #ifdef V8_I18N_SUPPORT |
| #include "unicode/uchar.h" |
| #include "unicode/urename.h" |
| #endif // V8_I18N_SUPPORT |
| |
| namespace v8 { |
| namespace internal { |
| |
| bool SupplementaryPlanes::IsIDStart(uc32 c) { |
| DCHECK(c > 0xFFFF); |
| #ifdef V8_I18N_SUPPORT |
| // This only works for code points in the SMPs, since ICU does not exclude |
| // code points with properties 'Pattern_Syntax' or 'Pattern_White_Space'. |
| // Code points in the SMP do not have those properties. |
| return u_isIDStart(c); |
| #else |
| // This is incorrect, but if we don't have ICU, use this as fallback. |
| return false; |
| #endif // V8_I18N_SUPPORT |
| } |
| |
| |
| bool SupplementaryPlanes::IsIDPart(uc32 c) { |
| DCHECK(c > 0xFFFF); |
| #ifdef V8_I18N_SUPPORT |
| // This only works for code points in the SMPs, since ICU does not exclude |
| // code points with properties 'Pattern_Syntax' or 'Pattern_White_Space'. |
| // Code points in the SMP do not have those properties. |
| return u_isIDPart(c); |
| #else |
| // This is incorrect, but if we don't have ICU, use this as fallback. |
| return false; |
| #endif // V8_I18N_SUPPORT |
| } |
| } // namespace internal |
| } // namespace v8 |