Method executeImpl

src/Functions/coverage.cpp:68–110

    }

    ColumnPtr executeImpl(const ColumnsWithTypeAndName &, const DataTypePtr &, size_t input_rows_count) const override
    {
#if defined(__ELF__) && !defined(OS_FREEBSD)
        const DB::CurrentCoverageRegions regions = DB::getCurrentCoverageRegions();

        if (kind == Kind::Files)
        {
            auto column = ColumnString::create();
            for (const auto & f : regions.files)
                column->insertData(f.data(), f.size());
            auto offsets = ColumnArray::ColumnOffsets::create(1, regions.files.size());
            auto array = ColumnArray::create(std::move(column), std::move(offsets));
            return ColumnConst::create(std::move(array), input_rows_count);
        }
        if (kind == Kind::LineStarts)
        {
            auto column = ColumnUInt32::create();
            column->getData().insert(regions.line_starts.begin(), regions.line_starts.end());
            auto offsets = ColumnArray::ColumnOffsets::create(1, regions.line_starts.size());
            auto array = ColumnArray::create(std::move(column), std::move(offsets));
            return ColumnConst::create(std::move(array), input_rows_count);
        }
        {
            auto column = ColumnUInt32::create();
            column->getData().insert(regions.line_ends.begin(), regions.line_ends.end());
            auto offsets = ColumnArray::ColumnOffsets::create(1, regions.line_ends.size());
            auto array = ColumnArray::create(std::move(column), std::move(offsets));
            return ColumnConst::create(std::move(array), input_rows_count);
        }
#else
        if (kind == Kind::Files)
        {
            auto column = ColumnString::create();
            auto offsets = ColumnArray::ColumnOffsets::create(1, 0);
            auto array = ColumnArray::create(std::move(column), std::move(offsets));
            return ColumnConst::create(std::move(array), input_rows_count);
        }
        auto column = ColumnUInt32::create();
        auto offsets = ColumnArray::ColumnOffsets::create(1, 0);
        auto array = ColumnArray::create(std::move(column), std::move(offsets));
        return ColumnConst::create(std::move(array), input_rows_count);
#endif
    }
};

}