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javascript for 🐜's, a tiny runtime with big ambitions antjs.org
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111#include <compat.h> // IWYU pragma: keep
#include <string.h>#include <stdbool.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);}