shortcut.py A Command Line Script to Provide Macro

Typical usage#

go to some directory use short alias#

> pwd
/home/jw
> go prj0
cd /work/projects/design/master-branch/
> pwd
/work/projects/design/master-branch/

run a serial of commands use short alias#

> run vnc
ssh -L 5901:remote-internal-server-name:5901 jw@remote-gateway-ip
vncviewer remote-internal-server-name

Search available alias#

Here . dot is used to replace * star because zsh will try to expand * by default.

> go
prj0
> go p.
prj0
> run
vnc

Auto-correction#

shortcut.py uses difflib.get_close_matches to auto-correct the alias.

Configuration files#

• Location
  • ~/.shortcut/
• Naming conventions
  • Ex. go.cfg for go command and run.cfg for run command
• Format

// comments
// filename: ~/.shortcut/go.cfg

# prj0
cd /work/projects/design/master-branch/

// filename: ~/.shortcut/run.cfg

# vnc
ssh -L 5901:remote-internal-server-name:5901 jw@remote-gateway-ip
vncviewer remote-internal-server-name

How-to#

1. Download shortcut.py to ~/script/shortcut.py
2. Create your own ~/.shortcut/*.cfg file
3. Add the following lines into your .zshrc

shortcut () {
    local cmd
    cmd=$(python3 ~/script/shortcut.py $@)
    eval ${cmd}
}
alias go=`shortcut go`
alias run=`shortcut run`