My little shell implementation written in Rust
usage:
$ cargo run
$ echo hoge
hoge
$ echo hogehoge | sed s/hoge/fuga/ | rev
egohaguf
$ ls > test.txt
$ echo hello >> test.txt
$ cat test.txt
Cargo.lock
Cargo.toml
README.md
src
test.txt
hello
$ tr . _ < Cargo.lock
# This file is automatically @generated by Cargo_
# It is not intended for manual editing_
[[package]]
name = "mysh2"
version = "0_1_0"
$ grep hello << EOF
hello
bye
hello world!
EOF
hello
hello world!
$ sed s/$/world/ <<< hello
helloworld