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[spidermonkey] error_reporter with open_memstream
This commit is contained in:
Witold Filipczyk
parent
30d4eb36ff
commit
b8ddbeef0f
@ -60,6 +60,7 @@
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#include <js/CompilationAndEvaluation.h>
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#include <js/Printf.h>
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#include <js/SourceText.h>
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#include <js/Warnings.h>
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#include <libxml++/libxml++.h>
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@ -70,105 +71,21 @@
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static int js_module_init_ok;
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bool
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PrintError(JSContext* cx, FILE* file, JS::ConstUTF8CharsZ toStringResult,
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JSErrorReport* report, bool reportWarnings)
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{
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return true;
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#if 0
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MOZ_ASSERT(report);
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/* Conditionally ignore reported warnings. */
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if (JSREPORT_IS_WARNING(report->flags) && !reportWarnings)
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return false;
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char* prefix = nullptr;
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if (report->filename)
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prefix = JS_smprintf("%s:", report->filename);
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if (report->lineno) {
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char* tmp = prefix;
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prefix = JS_smprintf("%s%u:%u ", tmp ? tmp : "", report->lineno, report->column);
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JS_free(cx, tmp);
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}
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if (JSREPORT_IS_WARNING(report->flags)) {
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char* tmp = prefix;
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prefix = JS_smprintf("%s%swarning: ",
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tmp ? tmp : "",
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JSREPORT_IS_STRICT(report->flags) ? "strict " : "");
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JS_free(cx, tmp);
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}
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const char* message = toStringResult ? toStringResult.c_str() : report->message().c_str();
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/* embedded newlines -- argh! */
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const char* ctmp;
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while ((ctmp = strchr(message, '\n')) != 0) {
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ctmp++;
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if (prefix)
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fputs(prefix, file);
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fwrite(message, 1, ctmp - message, file);
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message = ctmp;
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}
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/* If there were no filename or lineno, the prefix might be empty */
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if (prefix)
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fputs(prefix, file);
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fputs(message, file);
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if (const char16_t* linebuf = report->linebuf()) {
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size_t n = report->linebufLength();
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fputs(":\n", file);
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if (prefix)
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fputs(prefix, file);
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for (size_t i = 0; i < n; i++)
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fputc(static_cast<char>(linebuf[i]), file);
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// linebuf usually ends with a newline. If not, add one here.
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if (n == 0 || linebuf[n-1] != '\n')
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fputc('\n', file);
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if (prefix)
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fputs(prefix, file);
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n = report->tokenOffset();
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for (size_t i = 0, j = 0; i < n; i++) {
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if (linebuf[i] == '\t') {
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for (size_t k = (j + 8) & ~7; j < k; j++)
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fputc('.', file);
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continue;
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}
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fputc('.', file);
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j++;
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}
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fputc('^', file);
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}
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fputc('\n', file);
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fflush(file);
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JS_free(cx, prefix);
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return true;
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#endif
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}
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static void
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error_reporter(JSContext *ctx, JSErrorReport *report)
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{
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#if 0
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JS::Realm *comp = js::GetContextRealm(ctx);
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if (!comp) {
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return;
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}
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struct ecmascript_interpreter *interpreter = JS::GetRealmPrivate(comp);
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struct session *ses = interpreter->vs->doc_view->session;
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struct terminal *term;
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char *strict, *exception, *warning, *error;
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struct string msg;
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char str_lineno[256]="";
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char *prefix = nullptr;
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char *ptr;
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size_t size;
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FILE *f;
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assert(interpreter && interpreter->vs && interpreter->vs->doc_view
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&& ses && ses->tab);
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@ -180,33 +97,28 @@ error_reporter(JSContext *ctx, JSErrorReport *report)
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set_led_value(ses->status.ecmascript_led, 'J');
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#endif
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if (!get_opt_bool("ecmascript.error_reporting", ses)
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|| !init_string(&msg))
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if (!get_opt_bool("ecmascript.error_reporting", ses))
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goto reported;
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strict = JSREPORT_IS_STRICT(report->flags) ? " strict" : "";
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exception = JSREPORT_IS_EXCEPTION(report->flags) ? " exception" : "";
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warning = JSREPORT_IS_WARNING(report->flags) ? " warning" : "";
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error = !report->flags ? " error" : "";
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f = open_memstream(&ptr, &size);
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add_format_to_string(&msg, _("A script embedded in the current "
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"document raised the following%s%s%s%s", term),
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strict, exception, warning, error);
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if (f) {
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JS::PrintError(ctx, f, report, true/*reportWarnings*/);
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fclose(f);
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/* Report message and line number of SpiderMonkey error */
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/* Sometimes the line number is zero */
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add_to_string(&msg, "\n\n");
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add_to_string(&msg, report->message().c_str());
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sprintf(str_lineno,"\n at line: %d",report->lineno);
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add_to_string(&msg, str_lineno);
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info_box(term, MSGBOX_FREE_TEXT, N_("JavaScript Error"), ALIGN_CENTER,
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msg.source);
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if (!init_string(&msg)) {
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free(ptr);
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} else {
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add_to_string(&msg,
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_("A script embedded in the current document raised the following:\n", term));
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add_bytes_to_string(&msg, ptr, size);
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free(ptr);
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info_box(term, MSGBOX_FREE_TEXT, N_("JavaScript Error"), ALIGN_CENTER, msg.source);
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}
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}
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reported:
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/* Im clu'les. --pasky */
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JS_ClearPendingException(ctx);
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#endif
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}
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static void
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@ -245,9 +157,7 @@ spidermonkey_get_interpreter(struct ecmascript_interpreter *interpreter)
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// JS_SetContextPrivate(ctx, interpreter);
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// JS_SetOptions(main_ctx, JSOPTION_VAROBJFIX | JS_METHODJIT);
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/* This is obsolete since mozjs52 */
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//JS::SetWarningReporter(ctx, error_reporter);
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JS::SetWarningReporter(ctx, error_reporter);
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JS_AddInterruptCallback(ctx, heartbeat_callback);
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JS::RealmOptions options;
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