Function gjs_test_get_exception_message

test/gjs-test-common.cpp:18–34

#include "test/gjs-test-common.h"

char* gjs_test_get_exception_message(JSContext* cx) {
    if (!JS_IsExceptionPending(cx))
        return nullptr;

    JS::RootedValue v_exc(cx);
    g_assert_true(JS_GetPendingException(cx, &v_exc));
    g_assert_true(v_exc.isObject());

    JS::RootedObject exc(cx, &v_exc.toObject());
    JSErrorReport* report = JS_ErrorFromException(cx, exc);
    g_assert_nonnull(report);

    char* retval = g_strdup(report->message().c_str());
    g_assert_nonnull(retval);
    JS_ClearPendingException(cx);
    return retval;
}