Function cov_extract

tests/test_java_lsp_coverage.c:48–51

/* ── Helpers (shared form, kept local to avoid linker collisions) ─── */

static CBMFileResult *cov_extract(const char *source) {
    return cbm_extract_file(source, (int)strlen(source), CBM_LANG_JAVA, "test", "Main.java", 0,
                            NULL, NULL);
}

static int cov_find(const CBMFileResult *r, const char *callerSub, const char *calleeSub) {
    for (int i = 0; i < r->resolved_calls.count; i++) {