VALUE convert_to_ruby(JohnsonRuntime* runtime, jsval js)
{
if (JSVAL_NULL == js) return Qnil;
JSContext * context = johnson_get_current_context(runtime);
PREPARE_RUBY_JROOTS(context, 1);
JROOT(js);
switch (JS_TypeOfValue(context, js))
{
case JSTYPE_VOID:
JRETURN_RUBY(Qnil);
case JSTYPE_FUNCTION:
case JSTYPE_OBJECT:
if (OBJECT_TO_JSVAL(runtime->global) == js)
// global gets special treatment, since the Prelude might not be loaded
JRETURN_RUBY(make_ruby_land_proxy(runtime, js, "GlobalProxy"));
// this conditional requires the Prelude
if (js_value_is_symbol(runtime, js))
JRETURN_RUBY(ID2SYM(rb_intern(JS_GetStringBytes(JS_ValueToString(context, js)))));
if (js_value_is_proxy(runtime, js))
JRETURN_RUBY(unwrap_js_land_proxy(runtime, js));
if (js_value_is_regexp(runtime, js))
JRETURN_RUBY(convert_regexp_to_ruby(runtime, js));
JRETURN_RUBY(make_ruby_land_proxy(runtime, js, "RubyLandProxy"));
case JSTYPE_BOOLEAN:
JRETURN_RUBY(JSVAL_TRUE == js ? Qtrue : Qfalse);
case JSTYPE_STRING:
JRETURN_RUBY(convert_js_string_to_ruby(runtime, JSVAL_TO_STRING(js)));
case JSTYPE_NUMBER:
if (JSVAL_IS_INT(js)) JRETURN_RUBY(INT2FIX(JSVAL_TO_INT(js)));
else JRETURN_RUBY(rb_float_new(*JSVAL_TO_DOUBLE(js)));
default:
JERROR("unknown js type in switch");
}
JRETURN_RUBY(Qnil);
}
/*
* call-seq:
* native_compile(script, filename, linenum)
*
* Compile +script+ with +filename+ using +linenum+
*/
static VALUE native_compile(VALUE self, VALUE script, VALUE filename, VALUE linenum)
{
JohnsonRuntime* runtime;
Data_Get_Struct(self, JohnsonRuntime, runtime);
JSContext * context = johnson_get_current_context(runtime);
JohnsonContext * johnson_context = OUR_CONTEXT(context);
JSScript * compiled_js = JS_CompileScript(
context,
runtime->global,
StringValuePtr(script),
(size_t)StringValueLen(script),
StringValueCStr(filename),
(unsigned)NUM2INT(linenum)
);
if(compiled_js == NULL) {
if (JS_IsExceptionPending(context))
{
// If there's an exception pending here, it's a syntax error.
JS_GetPendingException(context, &johnson_context->ex);
JS_ClearPendingException(context);
}
if (johnson_context->ex) {
RAISE_JS_ERROR(self, johnson_context->ex);
return Qnil;
}
}
JSObject * script_object = JS_NewScriptObject(context, compiled_js);
PREPARE_RUBY_JROOTS(context, 1);
JROOT(script_object);
JRETURN_RUBY(make_ruby_land_proxy(runtime, OBJECT_TO_JSVAL(script_object), "JSScriptProxy"));
}
