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Discussion on: How to Add Buffering to a Reader / Writer in Zig

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jiacai2050 profile image
Jiacai Liu • • Edited

Thanks for share.

I'm implement a loc cli program, after wrap file.reader() inside bufferedReader, sys time dropped from 0m1.944s to 0m0.055s

Before 

time ./zig-out/bin/loc ~/code/rust-analyzer/
Language   Files Lines  Code   Comment Blank 
---------- ----- ------ ------ ------- ----- 
Rust       1053  267266 221082 20476   25708 
Markdown   15    4119   2979   3       1137  
HTML       14    1247   1108   0       139   
JavaScript 2     184    160    9       15    

real    0m2.918s
user    0m0.863s
sys 0m1.944s
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After 

time ./zig-out/bin/loc ~/code/rust-analyzer/
Language   Files Lines  Code   Comment Blank 
---------- ----- ------ ------ ------- ----- 
Rust       1053  267266 221082 20476   25708 
Markdown   15    4119   2979   3       1137  
HTML       14    1247   1108   0       139   
JavaScript 2     184    160    9       15    

real    0m0.719s
user    0m0.119s
sys 0m0.055s
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Will open source this cli after some tidy-up