1// Copyright 2011 the V8 project authors. All rights reserved.
2// Redistribution and use in source and binary forms, with or without
3// modification, are permitted provided that the following conditions are
4// met:
5//
6//     * Redistributions of source code must retain the above copyright
7//       notice, this list of conditions and the following disclaimer.
8//     * Redistributions in binary form must reproduce the above
9//       copyright notice, this list of conditions and the following
10//       disclaimer in the documentation and/or other materials provided
11//       with the distribution.
12//     * Neither the name of Google Inc. nor the names of its
13//       contributors may be used to endorse or promote products derived
14//       from this software without specific prior written permission.
15//
16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28#ifndef V8_V8CONVERSIONS_H_
29#define V8_V8CONVERSIONS_H_
30
31#include "conversions.h"
32
33namespace v8 {
34namespace internal {
35
36// Convert from Number object to C integer.
37inline int32_t NumberToInt32(Object* number) {
38  if (number->IsSmi()) return Smi::cast(number)->value();
39  return DoubleToInt32(number->Number());
40}
41
42
43inline uint32_t NumberToUint32(Object* number) {
44  if (number->IsSmi()) return Smi::cast(number)->value();
45  return DoubleToUint32(number->Number());
46}
47
48
49// Converts a string into a double value according to ECMA-262 9.3.1
50double StringToDouble(UnicodeCache* unicode_cache,
51                      String* str,
52                      int flags,
53                      double empty_string_val = 0);
54
55// Converts a string into an integer.
56double StringToInt(UnicodeCache* unicode_cache, String* str, int radix);
57
58} }  // namespace v8::internal
59
60#endif  // V8_V8CONVERSIONS_H_
61