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refactor according to Ian's review

Browse Source 
https://github.com/ziglang/zig/pull/19032#pullrequestreview-1894702793
This commit is contained in:
Igor Anić 2024-02-22 12:29:21 +01:00
parent ce1a590fc9
commit eb67fab2d9
1 changed files with 16 additions and 25 deletions
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41
lib/std/io/buffered_tee.zig
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@ -1,24 +1,23 @@
//! BufferedTee provides reader interface to the consumer. Data read by consumer
//! is also written to the output. Output is hold lookahead_size bytes behind
//! consumer. Allowing consumer to put back some bytes to be read again. On flush
//! all consumed bytes are flushed to the output.
//!
//! input -> tee -> consumer
//! |
//! output
//!
//! input - underlying unbuffered reader
//! output - writer, receives data read by consumer
//! consumer - uses provided reader interface
//!
//! If lookahead_size is zero output always has same bytes as consumer.
//!
const std = @import("std");
const io = std.io;
const assert = std.debug.assert;
const testing = std.testing;
/// BufferedTee provides reader interface to the consumer. Data read by consumer
/// is also written to the output. Output is hold lookahead_size bytes behind
/// consumer. Allowing consumer to put back some bytes to be read again. On flush
/// all consumed bytes are flushed to the output.
///
/// input -> tee -> consumer
/// |
/// output
///
/// input - underlying unbuffered reader
/// output - writer, receives data read by consumer
/// consumer - uses provided reader interface
///
/// If lookahead_size is zero output always has same bytes as consumer.
///
pub fn BufferedTee(
comptime buffer_size: usize, // internal buffer size in bytes
comptime lookahead_size: usize, // lookahead, number of bytes to hold output behind consumer
@ -130,15 +129,7 @@ pub fn bufferedTee(
@TypeOf(input),
@TypeOf(output),
) {
return BufferedTee(
buffer_size,
lookahead_size,
@TypeOf(input),
@TypeOf(output),
){
.input = input,
.output = output,
};
return .{ .input = input, .output = output };
}
// Running test from std.io.BufferedReader on BufferedTee