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// Copyright (c) 2017, Intel Corporation.
// ZJS includes
#include "zjs_util.h"
typedef struct {
char *name;
jerry_value_t ctor;
} zjs_error_t;
static zjs_error_t error_types[] = {
{ "NetworkError" },
{ "NotSupportedError" },
{ "RangeError" },
{ "SecurityError" },
{ "SyntaxError" },
{ "SystemError" },
{ "TimeoutError" },
{ "TypeError" },
};
static jerry_value_t error_handler(const jerry_value_t function_obj,
const jerry_value_t this,
const jerry_value_t argv[],
const jerry_length_t argc)
{
int count = sizeof(error_types) / sizeof(zjs_error_t);
bool found = false;
for (int i=0; i<count; i++) {
if (function_obj == error_types[i].ctor) {
zjs_obj_add_string(this, error_types[i].name, "name");
found = true;
break;
}
}
// FIXME: may be able to remove because this should never happen
if (!found) {
return zjs_error("error_handler: unknown type");
}
if (argc >= 1 && jerry_value_is_string(argv[0])) {
zjs_set_property(this, "message", argv[0]);
}
return ZJS_UNDEFINED;
}
void zjs_error_init()
{
jerry_value_t global = jerry_get_global_object();
jerry_value_t error_func = zjs_get_property(global, "Error");
int count = sizeof(error_types) / sizeof(zjs_error_t);
for (int i=0; i<count; i++) {
jerry_value_t error_obj = jerry_construct_object(error_func, NULL, 0);
if (jerry_value_is_undefined(error_obj)) {
ERR_PRINT("Error object undefined\n");
}
// create a copy of this function w/ unique error prototype for each
jerry_value_t ctor = jerry_create_external_function(error_handler);
error_types[i].ctor = ctor;
zjs_set_property(ctor, "prototype", error_obj);
zjs_obj_add_object(global, ctor, error_types[i].name);
jerry_release_value(error_obj);
}
jerry_release_value(error_func);
jerry_release_value(global);
}
void zjs_error_cleanup()
{
int count = sizeof(error_types) / sizeof(zjs_error_t);
for (int i=0; i<count; i++) {
jerry_release_value(error_types[i].ctor);
}
}
jerry_value_t zjs_custom_error(const char *name, const char *message)
{
jerry_value_t error = jerry_create_error(JERRY_ERROR_TYPE,
(jerry_char_t *)message);
zjs_obj_add_string(error, name, "name");
return error;
}
jerry_value_t zjs_standard_error(zjs_error_type_t type, const char *message)
{
int count = sizeof(error_types) / sizeof(zjs_error_t);
if (type >= count || type < 0) {
#ifdef DEBUG_BUILD
ZJS_PRINT("[Error] %s\n", message);
#endif
return jerry_create_error(JERRY_ERROR_TYPE, (jerry_char_t *)message);
}
#ifdef DEBUG_BUILD
ZJS_PRINT("[%s] %s\n", error_types[type].name, message);
#endif
jerry_value_t msg = jerry_create_string((jerry_char_t *)message);
jerry_value_t obj = jerry_construct_object(error_types[type].ctor, &msg, 1);
jerry_value_set_error_flag(&obj);
jerry_release_value(msg);
return obj;
}
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