1 files changed, 72 insertions, 0 deletions
diff --git a/third_party/wasm2c/include/wabt/color.h b/third_party/wasm2c/include/wabt/color.h
new file mode 100644
index 0000000000..8af57f33f7
--- /dev/null
+++ b/third_party/wasm2c/include/wabt/color.h
@@ -0,0 +1,72 @@
+/*
+ * Copyright 2017 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 WABT_COLOR_H_
+#define WABT_COLOR_H_
+
+#include <cstdio>
+
+namespace wabt {
+
+#define WABT_FOREACH_COLOR_CODE(V) \
+  V(Default, "\x1b[0m")            \
+  V(Bold, "\x1b[1m")               \
+  V(NoBold, "\x1b[22m")            \
+  V(Black, "\x1b[30m")             \
+  V(Red, "\x1b[31m")               \
+  V(Green, "\x1b[32m")             \
+  V(Yellow, "\x1b[33m")            \
+  V(Blue, "\x1b[34m")              \
+  V(Magenta, "\x1b[35m")           \
+  V(Cyan, "\x1b[36m")              \
+  V(White, "\x1b[37m")
+
+class Color {
+ public:
+  Color() : file_(nullptr), enabled_(false) {}
+  Color(FILE*, bool enabled = true);
+
+// Write the given color to the file, if enabled.
+#define WABT_COLOR(Name, code) \
+  void Name() const { WriteCode(Name##Code()); }
+  WABT_FOREACH_COLOR_CODE(WABT_COLOR)
+#undef WABT_COLOR
+
+// Get the color code as a string, if enabled.
+#define WABT_COLOR(Name, code) \
+  const char* Maybe##Name##Code() const { return enabled_ ? Name##Code() : ""; }
+  WABT_FOREACH_COLOR_CODE(WABT_COLOR)
+#undef WABT_COLOR
+
+// Get the color code as a string.
+#define WABT_COLOR(Name, code) \
+  static const char* Name##Code() { return code; }
+  WABT_FOREACH_COLOR_CODE(WABT_COLOR)
+#undef WABT_COLOR
+
+ private:
+  static bool SupportsColor(FILE*);
+  void WriteCode(const char*) const;
+
+  FILE* file_;
+  bool enabled_;
+};
+
+#undef WABT_FOREACH_COLOR_CODE
+
+}  // namespace wabt
+
+#endif  //  WABT_COLOR_H_