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globals.c
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globals.c
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#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include "ant.h"
#include "errors.h"
#include "runtime.h"
#include "internal.h"
#include "descriptors.h"
#include "silver/engine.h"
#include "modules/events.h"
#include "modules/globals.h"
ant_value_t js_report_error(ant_t *js, ant_value_t *args, int nargs) {
if (nargs < 1) return js_mkerr_typed(js, JS_ERR_TYPE, "reportError requires 1 argument");
ant_value_t error = args[0];
ant_value_t global = js_glob(js);
const char *msg = "";
uint8_t et = vtype(error);
if (et == T_STR) {
msg = js_str(js, error);
} else if (et == T_OBJ) {
const char *m = get_str_prop(js, error, "message", 7, NULL);
if (m && *m) msg = m;
}
if (!*msg) {
ant_value_t str = js_tostring_val(js, error);
if (vtype(str) == T_STR) { const char *s = js_str(js, str); if (s) msg = s; }
}
const char *filename = "";
int lineno = 1, colno = 1;
js_get_call_location(js, &filename, &lineno, &colno);
if (!filename) filename = "";
ant_value_t loc = js_get(js, global, "location");
if (vtype(loc) == T_OBJ) {
const char *href = get_str_prop(js, loc, "href", 4, NULL);
if (href && *href) filename = href;
}
ant_value_t event = js_mkobj(js);
js_set(js, event, "type", js_mkstr(js, "error", 5));
js_set(js, event, "message", js_mkstr(js, msg, strlen(msg)));
js_set(js, event, "filename", js_mkstr(js, filename, strlen(filename)));
js_set(js, event, "lineno", js_mknum(lineno));
js_set(js, event, "colno", js_mknum(colno));
js_set(js, event, "error", error);
js_dispatch_global_event(js, event);
ant_value_t handler = js_get(js, global, "onerror");
uint8_t ht = vtype(handler);
if (ht == T_FUNC || ht == T_CFUNC) {
ant_value_t msg_str = js_mkstr(js, msg, strlen(msg));
ant_value_t file_str = js_mkstr(js, filename, strlen(filename));
ant_value_t call_args[5] = { msg_str, file_str, js_mknum(lineno), js_mknum(colno), error };
sv_vm_call(js->vm, js, handler, global, call_args, 5, NULL, false);
}
return js_mkundef();
}
bool js_fire_unhandled_rejection(ant_t *js, ant_value_t promise_val, ant_value_t reason) {
ant_value_t global = js_glob(js);
ant_value_t handler = js_get(js, global, "onunhandledrejection");
uint8_t ht = vtype(handler);
if (ht != T_FUNC && ht != T_CFUNC) return false;
ant_value_t event = js_mkobj(js);
js_set(js, event, "type", js_mkstr(js, "unhandledrejection", 18));
js_set(js, event, "reason", reason);
js_set(js, event, "promise", promise_val);
ant_value_t call_args[1] = { event };
sv_vm_call(js->vm, js, handler, global, call_args, 1, NULL, false);
return true;
}
void js_fire_rejection_handled(ant_t *js, ant_value_t promise_val, ant_value_t reason) {
ant_value_t global = js_glob(js);
ant_value_t handler = js_get(js, global, "onrejectionhandled");
uint8_t ht = vtype(handler);
if (ht != T_FUNC && ht != T_CFUNC) return;
ant_value_t event = js_mkobj(js);
js_set(js, event, "type", js_mkstr(js, "rejectionhandled", 16));
js_set(js, event, "reason", reason);
js_set(js, event, "promise", promise_val);
ant_value_t call_args[1] = { event };
sv_vm_call(js->vm, js, handler, global, call_args, 1, NULL, false);
}
void init_globals_module(void) {
ant_t *js = rt->js;
ant_value_t global = js_glob(js);
js_set(js, global, "reportError", js_mkfun(js_report_error));
js_set_descriptor(js, global, "reportError", 11, JS_DESC_W | JS_DESC_C);
}

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