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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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_TEMPLATE_H_ | 5 #ifndef TOOLS_GN_TEMPLATE_H_ |
6 #define TOOLS_GN_TEMPLATE_H_ | 6 #define TOOLS_GN_TEMPLATE_H_ |
7 | 7 |
| 8 #include <memory> |
8 #include <vector> | 9 #include <vector> |
9 | 10 |
10 #include "base/memory/ref_counted.h" | 11 #include "base/memory/ref_counted.h" |
11 #include "base/memory/scoped_ptr.h" | |
12 | 12 |
13 class BlockNode; | 13 class BlockNode; |
14 class Err; | 14 class Err; |
15 class FunctionCallNode; | 15 class FunctionCallNode; |
16 class LocationRange; | 16 class LocationRange; |
17 class Scope; | 17 class Scope; |
18 class Value; | 18 class Value; |
19 | 19 |
20 // Represents the information associated with a template() call in GN, which | 20 // Represents the information associated with a template() call in GN, which |
21 // includes a closure and the code to run when the template is invoked. | 21 // includes a closure and the code to run when the template is invoked. |
22 // | 22 // |
23 // This class is immutable so we can reference it from multiple threads without | 23 // This class is immutable so we can reference it from multiple threads without |
24 // locking. Normally, this will be assocated with a .gni file and then a | 24 // locking. Normally, this will be assocated with a .gni file and then a |
25 // reference will be taken by each .gn file that imports it. These files might | 25 // reference will be taken by each .gn file that imports it. These files might |
26 // execute the template in parallel. | 26 // execute the template in parallel. |
27 class Template : public base::RefCountedThreadSafe<Template> { | 27 class Template : public base::RefCountedThreadSafe<Template> { |
28 public: | 28 public: |
29 // Makes a new closure based on the given scope. | 29 // Makes a new closure based on the given scope. |
30 Template(const Scope* scope, const FunctionCallNode* def); | 30 Template(const Scope* scope, const FunctionCallNode* def); |
31 | 31 |
32 // Takes ownership of a previously-constructed closure. | 32 // Takes ownership of a previously-constructed closure. |
33 Template(scoped_ptr<Scope> closure, const FunctionCallNode* def); | 33 Template(std::unique_ptr<Scope> closure, const FunctionCallNode* def); |
34 | 34 |
35 // Invoke the template. The values correspond to the state of the code | 35 // Invoke the template. The values correspond to the state of the code |
36 // invoking the template. | 36 // invoking the template. |
37 Value Invoke(Scope* scope, | 37 Value Invoke(Scope* scope, |
38 const FunctionCallNode* invocation, | 38 const FunctionCallNode* invocation, |
39 const std::vector<Value>& args, | 39 const std::vector<Value>& args, |
40 BlockNode* block, | 40 BlockNode* block, |
41 Err* err) const; | 41 Err* err) const; |
42 | 42 |
43 // Returns the location range where this template was defined. | 43 // Returns the location range where this template was defined. |
44 LocationRange GetDefinitionRange() const; | 44 LocationRange GetDefinitionRange() const; |
45 | 45 |
46 private: | 46 private: |
47 friend class base::RefCountedThreadSafe<Template>; | 47 friend class base::RefCountedThreadSafe<Template>; |
48 | 48 |
49 Template(); | 49 Template(); |
50 ~Template(); | 50 ~Template(); |
51 | 51 |
52 scoped_ptr<Scope> closure_; | 52 std::unique_ptr<Scope> closure_; |
53 const FunctionCallNode* definition_; | 53 const FunctionCallNode* definition_; |
54 }; | 54 }; |
55 | 55 |
56 #endif // TOOLS_GN_TEMPLATE_H_ | 56 #endif // TOOLS_GN_TEMPLATE_H_ |
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