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-// Copyright 2011 the V8 project authors. All rights reserved.
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-// * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-// * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following
-// disclaimer in the documentation and/or other materials provided
-// with the distribution.
-// * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived
-// from this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-#ifndef V8_CHAR_PREDICATES_INL_H_
-#define V8_CHAR_PREDICATES_INL_H_
-
-#include "char-predicates.h"
-
-namespace v8 {
-namespace internal {
-
-
-// If c is in 'A'-'Z' or 'a'-'z', return its lower-case.
-// Else, return something outside of 'A'-'Z' and 'a'-'z'.
-// Note: it ignores LOCALE.
-inline int AsciiAlphaToLower(uc32 c) {
- return c | 0x20;
-}
-
-
-inline bool IsCarriageReturn(uc32 c) {
- return c == 0x000D;
-}
-
-
-inline bool IsLineFeed(uc32 c) {
- return c == 0x000A;
-}
-
-
-inline bool IsInRange(int value, int lower_limit, int higher_limit) {
- ASSERT(lower_limit <= higher_limit);
- return static_cast<unsigned int>(value - lower_limit) <=
- static_cast<unsigned int>(higher_limit - lower_limit);
-}
-
-
-inline bool IsDecimalDigit(uc32 c) {
- // ECMA-262, 3rd, 7.8.3 (p 16)
- return IsInRange(c, '0', '9');
-}
-
-
-inline bool IsHexDigit(uc32 c) {
- // ECMA-262, 3rd, 7.6 (p 15)
- return IsDecimalDigit(c) || IsInRange(AsciiAlphaToLower(c), 'a', 'f');
-}
-
-
-inline bool IsRegExpWord(uc16 c) {
- return IsInRange(AsciiAlphaToLower(c), 'a', 'z')
- || IsDecimalDigit(c)
- || (c == '_');
-}
-
-
-inline bool IsRegExpNewline(uc16 c) {
- switch (c) {
- // CR LF LS PS
- case 0x000A: case 0x000D: case 0x2028: case 0x2029:
- return false;
- default:
- return true;
- }
-}
-
-
-} } // namespace v8::internal
-
-#endif // V8_CHAR_PREDICATES_INL_H_