Function get_thread_parser

internal/cbm/cbm.c:226–239

Get or create a thread-local parser configured for the given language.

// Get or create a thread-local parser configured for the given language.
static TSParser *get_thread_parser(const TSLanguage *ts_lang, CBMLanguage lang) {
    if (!tl_parser) {
        tl_parser = ts_parser_new();
        if (!tl_parser) {
            return NULL;
        }
        tl_parser_lang = CBM_LANG_COUNT;
    }
    if (tl_parser_lang != lang) {
        ts_parser_set_language(tl_parser, ts_lang);
        tl_parser_lang = lang;
    }
    return tl_parser;
}

// --- Allocator binding (defense-in-depth, #424) ---