| /* |
| * 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_POSTFIXEXPRESSION |
| #define SKSL_POSTFIXEXPRESSION |
| |
| #include "src/sksl/SkSLCompiler.h" |
| #include "src/sksl/SkSLLexer.h" |
| #include "src/sksl/ir/SkSLExpression.h" |
| |
| namespace SkSL { |
| |
| /** |
| * An expression modified by a unary operator appearing after it, such as 'i++'. |
| */ |
| struct PostfixExpression : public Expression { |
| PostfixExpression(std::unique_ptr<Expression> operand, Token::Kind op) |
| : INHERITED(operand->fOffset, kPostfix_Kind, operand->fType) |
| , fOperand(std::move(operand)) |
| , fOperator(op) {} |
| |
| bool hasProperty(Property property) const override { |
| if (property == Property::kSideEffects) { |
| return true; |
| } |
| return fOperand->hasProperty(property); |
| } |
| |
| int nodeCount() const override { |
| return 1 + fOperand->nodeCount(); |
| } |
| |
| std::unique_ptr<Expression> clone() const override { |
| return std::unique_ptr<Expression>(new PostfixExpression(fOperand->clone(), fOperator)); |
| } |
| |
| String description() const override { |
| return fOperand->description() + Compiler::OperatorName(fOperator); |
| } |
| |
| std::unique_ptr<Expression> fOperand; |
| const Token::Kind fOperator; |
| |
| typedef Expression INHERITED; |
| }; |
| |
| } // namespace |
| |
| #endif |