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author | Takuto Ikuta <tikuta@google.com> | 2017-04-26 07:10:27 (GMT) |
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committer | Takuto Ikuta <tikuta@google.com> | 2017-04-26 08:27:54 (GMT) |
commit | 08a3220bc2fe12e7f05967b317d221e0bc620be9 (patch) | |
tree | 3bf56ac3ae430b6e5c66e3bb93b74eec2f1db4f0 /src/string_piece_util.h | |
parent | 586bb6daef38b3657ba917eb3d7f07ba80c72cd7 (diff) | |
download | Ninja-08a3220bc2fe12e7f05967b317d221e0bc620be9.zip Ninja-08a3220bc2fe12e7f05967b317d221e0bc620be9.tar.gz Ninja-08a3220bc2fe12e7f05967b317d221e0bc620be9.tar.bz2 |
Add string_piece_util
Following functions are implemented for further performance
optimization.
* JoinStringPiece
* SplitStringPiece
* EqualsCaseInsensitiveASCII
* ToLowerASCII
To improve performance of CLParser, I will introduce above functions
into include_normalize-win32.cc.
Diffstat (limited to 'src/string_piece_util.h')
-rw-r--r-- | src/string_piece_util.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/string_piece_util.h b/src/string_piece_util.h new file mode 100644 index 0000000..2e40b9f --- /dev/null +++ b/src/string_piece_util.h @@ -0,0 +1,34 @@ +// Copyright 2017 Google Inc. All Rights Reserved. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +#ifndef NINJA_STRINGPIECE_UTIL_H_ +#define NINJA_STRINGPIECE_UTIL_H_ + +#include <string> +#include <vector> + +#include "string_piece.h" +using namespace std; + +vector<StringPiece> SplitStringPiece(StringPiece input, char sep); + +string JoinStringPiece(const vector<StringPiece>& list, char sep); + +inline char ToLowerASCII(char c) { + return (c >= 'A' && c <= 'Z') ? (c + ('a' - 'A')) : c; +} + +bool EqualsCaseInsensitiveASCII(StringPiece a, StringPiece b); + +#endif // NINJA_STRINGPIECE_UTIL_H_ |