feat: add a histrical wit-bindgen

__wasm/wit-bindgen-sample/wit-bindgen/crates/gen-spidermonkey/spidermonkey-wasm/abort.cpp

@@ -0,0 +1,46 @@
+#include <stdlib.h>
+
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Winvalid-offsetof"
+#include "js/Exception.h"
+#pragma clang diagnostic pop
+
+#include "smw/abort.h"
+#include "smw/cx.h"
+#include "smw/dump.h"
+
+namespace smw {
+
+void abort(const char* msg) {
+    abort(get_js_context(), msg);
+}
+
+void abort(JSContext *cx, const char* msg) {
+    fprintf(stderr, "Error: %s", msg);
+
+    if (JS_IsExceptionPending(cx))  {
+        fprintf(stderr, ":");
+        JS::ExceptionStack exception(cx);
+        if (!JS::GetPendingExceptionStack(cx, &exception)) {
+            fprintf(stderr, " failed to get pending exception value and stack\n");
+        } else {
+            fprintf(stderr, "\n  exception value: ");
+            if (!dump_value(cx, exception.exception(), stderr)) {
+                fprintf(stderr, "<failed to dump value>");
+            }
+            fprintf(stderr, "\n  exception stack:\n");
+            if (!dump_stack(cx, exception.stack(), stderr)) {
+                fprintf(stderr, "<failed to dump stack>\n");
+            }
+        }
+    } else {
+        fprintf(stderr, "\n");
+    }
+
+    // TODO: check for unhandled promise rejections.
+
+    fflush(stderr);
+    ::abort();
+}
+
+} // namespace smw