From f5c4671bfbad96bf346bd7e9a21fc4317b4959df Mon Sep 17 00:00:00 2001 From: Indrajith K L Date: Sat, 3 Dec 2022 17:00:20 +0530 Subject: Adds most of the tools --- v_windows/v/old/vlib/io/readerwriter.v | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 v_windows/v/old/vlib/io/readerwriter.v (limited to 'v_windows/v/old/vlib/io/readerwriter.v') diff --git a/v_windows/v/old/vlib/io/readerwriter.v b/v_windows/v/old/vlib/io/readerwriter.v new file mode 100644 index 0000000..ba44172 --- /dev/null +++ b/v_windows/v/old/vlib/io/readerwriter.v @@ -0,0 +1,34 @@ +module io + +// ReaderWriter represents a stream that can be read from and wrote to +pub interface ReaderWriter { + // from Reader + read(mut buf []byte) ?int + // from Writer + write(buf []byte) ?int +} + +// ReaderWriterImpl is a ReaderWriter that can be made from +// a seperate reader and writer (see fn make_readerwriter) +struct ReaderWriterImpl { + r Reader +mut: + w Writer +} + +pub fn (mut r ReaderWriterImpl) read(mut buf []byte) ?int { + return r.r.read(mut buf) +} + +pub fn (mut r ReaderWriterImpl) write(buf []byte) ?int { + return r.w.write(buf) +} + +// make_readerwriter takes a rstream and a wstream and makes +// an rwstream with them +pub fn make_readerwriter(r Reader, w Writer) ReaderWriterImpl { + return ReaderWriterImpl{ + r: r + w: w + } +} -- cgit v1.2.3