core: add lang existance check

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undefined committed 2023-02-03 19:01:20 +08:00
1 parent 29dd5645c1
commit 25741ac300
1 file changed
+1 -1
+1 -1
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@@ -506,7 +506,7 @@ export class ProblemSubmitHandler extends ProblemDetailHandler {
if (typeof config === 'string' || config === null) throw new ProblemConfigError();
if (config.type === 'objective') {
lang = '_';
} else if ((config.langs && !config.langs.includes(lang)) || setting.langs[lang].disabled) {
} else if ((config.langs && !config.langs.includes(lang)) || !setting.langs[lang] || setting.langs[lang].disabled) {
throw new ProblemNotAllowLanguageError();
}
if (pretest) {