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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef TOOLS_GN_VALUE_EXTRACTORS_H_ | 5 #ifndef TOOLS_GN_VALUE_EXTRACTORS_H_ |
6 #define TOOLS_GN_VALUE_EXTRACTORS_H_ | 6 #define TOOLS_GN_VALUE_EXTRACTORS_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 #include <vector> | 9 #include <vector> |
10 | 10 |
11 #include "tools/gn/target.h" | 11 #include "tools/gn/label_ptr.h" |
12 #include "tools/gn/value.h" | 12 #include "tools/gn/unique_vector.h" |
13 | 13 |
14 class BuildSettings; | 14 class BuildSettings; |
15 class Err; | 15 class Err; |
16 class Label; | 16 class Label; |
17 class SourceDir; | 17 class SourceDir; |
18 class SourceFile; | 18 class SourceFile; |
19 | 19 class Value; |
20 // Sets the error and returns false on failure. | |
21 template<typename T, class Converter> | |
22 bool ListValueExtractor(const Value& value, std::vector<T>* dest, | |
23 Err* err, | |
24 const Converter& converter) { | |
25 if (!value.VerifyTypeIs(Value::LIST, err)) | |
26 return false; | |
27 const std::vector<Value>& input_list = value.list_value(); | |
28 dest->resize(input_list.size()); | |
29 for (size_t i = 0; i < input_list.size(); i++) { | |
30 if (!converter(input_list[i], &(*dest)[i], err)) | |
31 return false; | |
32 } | |
33 return true; | |
34 } | |
35 | 20 |
36 // On failure, returns false and sets the error. | 21 // On failure, returns false and sets the error. |
37 bool ExtractListOfStringValues(const Value& value, | 22 bool ExtractListOfStringValues(const Value& value, |
38 std::vector<std::string>* dest, | 23 std::vector<std::string>* dest, |
39 Err* err); | 24 Err* err); |
40 | 25 |
41 // Looks for a list of source files relative to a given current dir. | 26 // Looks for a list of source files relative to a given current dir. |
42 bool ExtractListOfRelativeFiles(const BuildSettings* build_settings, | 27 bool ExtractListOfRelativeFiles(const BuildSettings* build_settings, |
43 const Value& value, | 28 const Value& value, |
44 const SourceDir& current_dir, | 29 const SourceDir& current_dir, |
45 std::vector<SourceFile>* files, | 30 std::vector<SourceFile>* files, |
46 Err* err); | 31 Err* err); |
47 | 32 |
48 // Looks for a list of source directories relative to a given current dir. | 33 // Looks for a list of source directories relative to a given current dir. |
49 bool ExtractListOfRelativeDirs(const BuildSettings* build_settings, | 34 bool ExtractListOfRelativeDirs(const BuildSettings* build_settings, |
50 const Value& value, | 35 const Value& value, |
51 const SourceDir& current_dir, | 36 const SourceDir& current_dir, |
52 std::vector<SourceDir>* dest, | 37 std::vector<SourceDir>* dest, |
53 Err* err); | 38 Err* err); |
54 | 39 |
55 // Extracts the list of labels and their origins to the given vector. Only the | 40 // Extracts the list of labels and their origins to the given vector. Only the |
56 // labels are filled in, the ptr for each pair in the vector will be null. | 41 // labels are filled in, the ptr for each pair in the vector will be null. |
57 bool ExtractListOfLabels(const Value& value, | 42 bool ExtractListOfLabels(const Value& value, |
58 const SourceDir& current_dir, | 43 const SourceDir& current_dir, |
59 const Label& current_toolchain, | 44 const Label& current_toolchain, |
60 LabelConfigVector* dest, | |
61 Err* err); | |
62 bool ExtractListOfLabels(const Value& value, | |
63 const SourceDir& current_dir, | |
64 const Label& current_toolchain, | |
65 LabelTargetVector* dest, | 45 LabelTargetVector* dest, |
66 Err* err); | 46 Err* err); |
67 | 47 |
| 48 // Extracts the list of labels and their origins to the given vector. Only the |
| 49 // labels are filled in, the ptr for each pair in the vector will be null. Sets |
| 50 // an error and returns false if a label is maformed or there are duplicates. |
| 51 bool ExtractListOfUniqueLabels(const Value& value, |
| 52 const SourceDir& current_dir, |
| 53 const Label& current_toolchain, |
| 54 UniqueVector<LabelConfigPair>* dest, |
| 55 Err* err); |
| 56 bool ExtractListOfUniqueLabels(const Value& value, |
| 57 const SourceDir& current_dir, |
| 58 const Label& current_toolchain, |
| 59 UniqueVector<LabelTargetPair>* dest, |
| 60 Err* err); |
| 61 |
68 bool ExtractRelativeFile(const BuildSettings* build_settings, | 62 bool ExtractRelativeFile(const BuildSettings* build_settings, |
69 const Value& value, | 63 const Value& value, |
70 const SourceDir& current_dir, | 64 const SourceDir& current_dir, |
71 SourceFile* file, | 65 SourceFile* file, |
72 Err* err); | 66 Err* err); |
73 | 67 |
74 #endif // TOOLS_GN_VALUE_EXTRACTORS_H_ | 68 #endif // TOOLS_GN_VALUE_EXTRACTORS_H_ |
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