1 | /* |
2 | * Copyright 2016 Google Inc. |
3 | * |
4 | * Use of this source code is governed by a BSD-style license that can be |
5 | * found in the LICENSE file. |
6 | */ |
7 | |
8 | #ifndef SKSL_TYPEREFERENCE |
9 | #define SKSL_TYPEREFERENCE |
10 | |
11 | #include "src/sksl/SkSLContext.h" |
12 | #include "src/sksl/ir/SkSLExpression.h" |
13 | |
14 | namespace SkSL { |
15 | |
16 | /** |
17 | * Represents an identifier referring to a type. This is an intermediate value: TypeReferences are |
18 | * always eventually replaced by Constructors in valid programs. |
19 | */ |
20 | struct TypeReference : public Expression { |
21 | TypeReference(const Context& context, int offset, const Type& value) |
22 | : INHERITED(offset, kTypeReference_Kind, *context.fInvalid_Type) |
23 | , fValue(value) {} |
24 | |
25 | bool hasProperty(Property property) const override { |
26 | return false; |
27 | } |
28 | |
29 | #ifdef SK_DEBUG |
30 | String description() const override { |
31 | return String(fValue.fName); |
32 | } |
33 | #endif |
34 | |
35 | std::unique_ptr<Expression> clone() const override { |
36 | return std::unique_ptr<Expression>(new TypeReference(fOffset, fValue, &fType)); |
37 | } |
38 | |
39 | const Type& fValue; |
40 | |
41 | typedef Expression INHERITED; |
42 | |
43 | private: |
44 | TypeReference(int offset, const Type& value, const Type* type) |
45 | : INHERITED(offset, kTypeReference_Kind, *type) |
46 | , fValue(value) {} |
47 | }; |
48 | |
49 | } // namespace |
50 | |
51 | #endif |
52 | |