Very simple bash script to create you own notes on how to use CLI tools

myman.sh

#!/bin/bash

# Very simple bash script to create you own notes on how to use CLI tools

dir=~/myman/.myman/
editor=vi

# clear screen
clear

# check if .myman dir exists
if [ ! -d $dir ] 
  then
  mkdir $dir 
  echo "Directory $dir created"
fi

# check if no args provided
if [[ $# -eq 0 || $# -gt 2 || $1 = "--help" || $1 = "-h" ]]
  then
    echo "
    Usage: myman [command name] <note> 
    
    Commands:
    edit - open editor to edit note
    all - list all notes
    search <search string> - grep through notes for a string
    "

  elif [[ $1 = "edit" ]]
    then
      $editor $dir$2

  elif [ -s $dir$1 ]
    then
      cat $dir$1
  
  elif [[ $1 = "all" ]]
    then
      ls -tlah $dir

  elif [[ $1 = "search" ]]
    then
      grep -nr --color=auto --exclude-dir={.bzr,CVS,.git,.hg,.svn} $2 $dir

  else
    $editor $dir$1
fi