| /* |
| * Copyright 2016 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef SKSL_STATEMENT |
| #define SKSL_STATEMENT |
| |
| #include "src/sksl/ir/SkSLIRNode.h" |
| #include "src/sksl/ir/SkSLType.h" |
| |
| namespace SkSL { |
| |
| /** |
| * Abstract supertype of all statements. |
| */ |
| struct Statement : public IRNode { |
| enum Kind { |
| kBlock_Kind, |
| kBreak_Kind, |
| kContinue_Kind, |
| kDiscard_Kind, |
| kDo_Kind, |
| kExpression_Kind, |
| kFor_Kind, |
| kIf_Kind, |
| kNop_Kind, |
| kReturn_Kind, |
| kSwitch_Kind, |
| kVarDeclaration_Kind, |
| kVarDeclarations_Kind, |
| kWhile_Kind |
| }; |
| |
| Statement(int offset, Kind kind) |
| : INHERITED(offset) |
| , fKind(kind) {} |
| |
| virtual bool isEmpty() const { |
| return false; |
| } |
| |
| virtual std::unique_ptr<Statement> clone() const = 0; |
| |
| const Kind fKind; |
| |
| typedef IRNode INHERITED; |
| }; |
| |
| } // namespace |
| |
| #endif |