Method close

test/common/src/external/process_win.cpp:19–22

    Handle() noexcept : handle(INVALID_HANDLE_VALUE) { }
    ~Handle() noexcept { close(); }
    void close() noexcept {
        if (handle != INVALID_HANDLE_VALUE)
            CloseHandle(handle);
    }
    HANDLE detach() noexcept {
        HANDLE old_handle = handle;
        handle = INVALID_HANDLE_VALUE;