result

static VALUE
rb_coverage_result(VALUE klass)
{
    VALUE coverages = rb_get_coverages();
    if (!RTEST(coverages)) {
        rb_raise(rb_eRuntimeError, "coverage measurement is not enabled");
    }
    RBASIC(coverages)->klass = rb_cHash;
    st_foreach(RHASH_TBL(coverages), coverage_result_i, 0);
    rb_hash_freeze(coverages);
    rb_reset_coverages();
    return coverages;
}