Index: src/sksl/ast/SkSLASTReturnStatement.h |
diff --git a/src/sksl/ast/SkSLASTReturnStatement.h b/src/sksl/ast/SkSLASTReturnStatement.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..2819d479e74321d896a03d9ade2a76b01e1133c5 |
--- /dev/null |
+++ b/src/sksl/ast/SkSLASTReturnStatement.h |
@@ -0,0 +1,38 @@ |
+/* |
+ * 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_ASTRETURNSTATEMENT |
+#define SKSL_ASTRETURNSTATEMENT |
+ |
+#include "SkSLASTStatement.h" |
+ |
+namespace SkSL { |
+ |
+/** |
+ * A 'return' statement. |
+ */ |
dogben
2016/06/20 16:23:18
nit: mention that expression can be null.
|
+struct ASTReturnStatement : public ASTStatement { |
+ ASTReturnStatement(Position position, std::unique_ptr<ASTExpression> expression) |
+ : INHERITED(position, kReturn_Kind) |
+ , fExpression(std::move(expression)) {} |
+ |
+ std::string description() const override { |
+ std::string result("return"); |
+ if (fExpression) { |
+ result += " " + fExpression->description(); |
+ } |
+ return result + ";"; |
+ } |
+ |
+ const std::unique_ptr<ASTExpression> fExpression; |
+ |
+ typedef ASTStatement INHERITED; |
+}; |
+ |
+} // namespace |
+ |
+#endif |