1 files changed, 43 insertions, 0 deletions
diff --git a/src/support/json.cpp b/src/support/json.cpp
new file mode 100644
index 000000000..d43ac0323
--- /dev/null
+++ b/src/support/json.cpp
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2024 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.
+ */
+
+#include "support/json.h"
+
+namespace json {
+
+void Value::stringify(std::ostream& os, bool pretty) {
+  if (isString()) {
+    // TODO: escaping
+    os << '"' << getCString() << '"';
+  } else if (isArray()) {
+    os << '[';
+    auto first = true;
+    for (auto& item : getArray()) {
+      if (first) {
+        first = false;
+      } else {
+        // TODO pretty whitespace
+        os << ',';
+      }
+      item->stringify(os, pretty);
+    }
+    os << ']';
+  } else {
+    WASM_UNREACHABLE("TODO: stringify all of JSON");
+  }
+}
+
+} // namespace json