bash_aliases

#!/usr/bin/env bash
# vim: ft=sh ts=4 sw=3
# shellcheck disable=SC1090,SC1091
# To the extent possible under law, the author(s) have dedicated all
# copyright and related and neighboring rights to this software to the
# public domain worldwide. This software is distributed without any
# warranty.

# ~/.bash_aliases: executed by bash(1) for login shells.

# The copy in your home directory (~/.bash_aliases) is yours,
# please feel free to customise it to create a shell
# environment to your liking.  If you feel a change
# would be benifitial to all, please feel free to send
# a pull request to the dotfiles Github repository.
#
# To override an alias instruction shown below use a \ before, ie
# \rm will call the real rm not the alias.

LSIGNORE='';
if [[ "$OS" = "cygwin" ]] || [[ "$OS" = "Windows_NT" ]]; then
    LSIGNORE="--human-readable --classify --sort=extension --group-directories-first"
    # On Windows, setup various folders to be ignored in ls commands.
    # This is to hide garbage in my %UserProfile% folder.
    LSIGNORE="$LSIGNORE -I NTUSER.DAT\* -I ntuser.dat\* -I AppData\* -I Cookies\*"
    LSIGNORE="$LSIGNORE -I ntuser.ini -I NetHood -I PrintHood -I Searches"
    LSIGNORE="$LSIGNORE -I Application\ Data -I Contacts -I Local\ Settings"
elif [[ "$OSTYPE" == "darwin"* ]]; then
   # enable macOS color support.
   export CLICOLOR=1

   LSIGNORE="-h"
fi

# GNU coreutils dircolors support.
if hash dircolors 2>/dev/null && ls --color=auto &>/dev/null; then
   # enable color support of ls.
   LSIGNORE="$LSIGNORE --color=auto"
fi

# shellcheck disable=SC2139
alias ls="ls $LSIGNORE"

# enable color support of handy aliases.
if hash dircolors 2>/dev/null; then
   if [[ -r ~/.dircolors ]]; then
      eval "$(dircolors -b ~/.dircolors)"
   else
      eval "$(dircolors -b)"
   fi

   alias grep='grep --color=auto'
   alias egrep='egrep --color=auto'
   alias fgrep='fgrep --color=auto'
   alias less='less -r'
fi

# Interactive file-system operations.
# alias cp='cp -i'
alias rm='rm -I'
alias mv='mv -i'

# List command shorthand.
alias dir='ls --format=vertical'
alias ll='ls -al'
alias la='ls -A'

# Disk usage with human readable figures.
alias df='df -h'
alias du='du -h'

# Add an "alert" alias for long running commands.  Use like so:
#   sleep 10; alert
alias alert='notify-send --urgency=low -i "$([ $? = 0 ] && echo terminal || echo error)" "$(history|tail -n1|sed -e '\''s/^\s*[0-9]\+\s*//;s/[;&|]\s*alert$//'\'')"'

# use vi improved
alias vi='vim'

# Less with vim syntax highlighting (cool)
if [ -x /usr/share/vim/vimfiles/macros/less.sh ]; then
   alias vless='/usr/share/vim/vimfiles/macros/less.sh'
elif [ -x "$HOME/.vim/macros/less.sh" ]; then
   alias vless="\$HOME/.vim/macros/less.sh"
fi