Merge pull request #200 from WebAssembly/print-pass

Move printing to a pass

1 files changed, 49 insertions, 0 deletions

diff --git a/src/wasm-printing.h b/src/wasm-printing.h
new file mode 100644
index 000000000..6d8ed7c8a
--- /dev/null
+++ b/src/wasm-printing.h
@@ -0,0 +1,49 @@
+/*
+ * Copyright 2016 WebAssembly Community Group participants
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __wasm_printing_h__
+#define __wasm_printing_h__
+
+#include "wasm.h"
+#include "pass.h"
+
+namespace wasm {
+
+inline std::ostream& printWasm(Module* module, std::ostream& o) {
+  PassRunner passRunner(nullptr);
+  passRunner.add<Printer>(o);
+  passRunner.run(module);
+  return o;
+}
+
+extern std::ostream& printWasm(Expression* expression, std::ostream& o);
+
+}
+
+namespace std {
+
+std::ostream& operator<<(std::ostream& o, wasm::Module* module) {
+  return wasm::printWasm(module, o);
+}
+
+std::ostream& operator<<(std::ostream& o, wasm::Expression* expression) {
+  return wasm::printWasm(expression, o);
+}
+
+}
+
+#endif
+