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[js] Rewritten error reporter, because there is no open_memstream under DOS

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This commit is contained in:
Witold Filipczyk 2022-06-11 22:21:23 +02:00
parent 14ba55c0db
commit b1c6cf8d6b
1 changed files with 13 additions and 73 deletions
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86
src/ecmascript/quickjs.c
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@ -61,62 +61,6 @@
/*** Global methods */
#if 0
/* TODO? Are there any which need to be implemented? */
static int js_module_init_ok;
static void
error_reporter(JSContext *ctx, JSErrorReport *report)
{
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
return;
}
struct ecmascript_interpreter *interpreter = JS::GetRealmPrivate(comp);
struct session *ses = interpreter->vs->doc_view->session;
struct terminal *term;
struct string msg;
char *ptr;
size_t size;
FILE *f;
assert(interpreter && interpreter->vs && interpreter->vs->doc_view
&& ses && ses->tab);
if_assert_failed goto reported;
term = ses->tab->term;
#ifdef CONFIG_LEDS
set_led_value(ses->status.ecmascript_led, 'J');
#endif
if (!get_opt_bool("ecmascript.error_reporting", ses))
goto reported;
f = open_memstream(&ptr, &size);
if (f) {
JS::PrintError(ctx, f, report, true/*reportWarnings*/);
fclose(f);
if (!init_string(&msg)) {
free(ptr);
} else {
add_to_string(&msg,
_("A script embedded in the current document raised the following:\n", term));
add_bytes_to_string(&msg, ptr, size);
free(ptr);
info_box(term, MSGBOX_FREE_TEXT, N_("JavaScript Error"), ALIGN_CENTER, msg.source);
}
}
reported:
JS_ClearPendingException(ctx);
}
#endif
static void
quickjs_init(struct module *xxx)
{
@ -195,22 +139,23 @@ quickjs_put_interpreter(struct ecmascript_interpreter *interpreter)
}
static void
js_dump_obj(JSContext *ctx, FILE *f, JSValueConst val)
js_dump_obj(JSContext *ctx, struct string *f, JSValueConst val)
{
const char *str;
str = JS_ToCString(ctx, val);
if (str) {
fprintf(f, "%s\n", str);
add_to_string(f, str);
add_char_to_string(f, '\n');
JS_FreeCString(ctx, str);
} else {
fprintf(f, "[exception]\n");
add_to_string(f, "[exception]\n");
}
}
static void
js_dump_error1(JSContext *ctx, FILE *f, JSValueConst exception_val)
js_dump_error1(JSContext *ctx, struct string *f, JSValueConst exception_val)
{
JSValue val;
bool is_error;
@ -229,7 +174,7 @@ js_dump_error1(JSContext *ctx, FILE *f, JSValueConst exception_val)
}
static void
js_dump_error(JSContext *ctx, FILE *f)
js_dump_error(JSContext *ctx, struct string *f)
{
JSValue exception_val;
@ -244,9 +189,7 @@ error_reporter(struct ecmascript_interpreter *interpreter, JSContext *ctx)
struct session *ses = interpreter->vs->doc_view->session;
struct terminal *term;
struct string msg;
char *ptr;
size_t size;
FILE *f;
struct string f;
assert(interpreter && interpreter->vs && interpreter->vs->doc_view
&& ses && ses->tab);
@ -262,20 +205,17 @@ error_reporter(struct ecmascript_interpreter *interpreter, JSContext *ctx)
return;
}
f = open_memstream(&ptr, &size);
if (f) {
js_dump_error(ctx, f);
fclose(f);
if (init_string(&f)) {
js_dump_error(ctx, &f);
if (!init_string(&msg)) {
free(ptr);
done_string(&f);
return;
} else {
add_to_string(&msg,
_("A script embedded in the current document raised the following:\n", term));
add_bytes_to_string(&msg, ptr, size);
free(ptr);
add_string_to_string(&msg, &f);
done_string(&f);
info_box(term, MSGBOX_FREE_TEXT, N_("JavaScript Error"), ALIGN_CENTER, msg.source);
}
}