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      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_ASTFORSTATEMENT
      9 #define SKSL_ASTFORSTATEMENT
     10 
     11 #include "SkSLASTStatement.h"
     12 
     13 namespace SkSL {
     14 
     15 /**
     16  * A 'for' loop.
     17  */
     18 struct ASTForStatement : public ASTStatement {
     19     ASTForStatement(int offset, std::unique_ptr<ASTStatement> initializer,
     20                    std::unique_ptr<ASTExpression> test, std::unique_ptr<ASTExpression> next,
     21                    std::unique_ptr<ASTStatement> statement)
     22     : INHERITED(offset, kFor_Kind)
     23     , fInitializer(std::move(initializer))
     24     , fTest(std::move(test))
     25     , fNext(std::move(next))
     26     , fStatement(std::move(statement)) {}
     27 
     28     String description() const override {
     29         String result("for (");
     30         if (fInitializer) {
     31             result.append(fInitializer->description());
     32         }
     33         result += " ";
     34         if (fTest) {
     35             result.append(fTest->description());
     36         }
     37         result += "; ";
     38         if (fNext) {
     39             result.append(fNext->description());
     40         }
     41         result += ") ";
     42         result += fStatement->description();
     43         return result;
     44     }
     45 
     46     const std::unique_ptr<ASTStatement> fInitializer;
     47     const std::unique_ptr<ASTExpression> fTest;
     48     const std::unique_ptr<ASTExpression> fNext;
     49     const std::unique_ptr<ASTStatement> fStatement;
     50 
     51     typedef ASTStatement INHERITED;
     52 };
     53 
     54 } // namespace
     55 
     56 #endif
     57