7 releases (4 breaking)
Uses old Rust 2015
0.5.1 | Apr 28, 2020 |
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0.5.0 | May 16, 2019 |
0.4.0 | Apr 20, 2019 |
0.3.0 | Apr 20, 2019 |
0.1.0 | Apr 18, 2019 |
#63 in #string-search
6KB
55 lines
perg
A micro lightweight implementation of grep
, written in Rust.
It's mainly for my journey to learn Rust programming language and its fascinated ecosystem, but feel free to use it. 😄
❯ perg --help
perg x.x.x
Vinh Nguyen <>
perg is a small command-line tool to search for given string inside a file
USAGE:
perg [FLAGS] <PATTERN> <FILE>
FLAGS:
-h, --help Prints help information
-i, --ignore-case Perform case insensitive matching. Default is case sensitive.
-V, --version Prints version information
ARGS:
<PATTERN> pattern to search, can use regular expression
<FILE> path to file
Usage
a test.md
is included in this repo:
$ cat test.md
hello world hi world bye world end of file Title
to try out perg
on the included test.md
file:
$ perg h test.md
# hello world
# hi world
perg
also support regular expression search, like grep
:
$ perg "h[ei]" test.md
# hello world
# hi world
$ perg "hello|bye" test.md
# hello world
# bye world
$ perg "^(be)" test.md
# bye world
# end of file
case insensitive search:
$ perg -i I test.md
# hi world
# end of file
Installation
Using Cargo via rustup
:
$ curl https://sh.rustup.rs -sSf | sh
then install perg
binary:
$ cargo install perg
Rust Books 🦀
As of now, Rust is one the most favorited programming according to StackOverflow. 🎁
Help, feedback or suggestions?
Feel free to contact me on Twitter for discussions, news & announcements & other projects. 🚀
What's with the name?
Glad you asked, perg
is just the reversed of grep
.
Dependencies
~4–5MB
~81K SLoC