zsh/.zshrc

# Antigen Stuff
ADOTDIR="$HOME/.antigen"
[ ! -e "$ADOTDIR" ] && git clone https://github.com/zsh-users/antigen.git "$ADOTDIR"
source "$ADOTDIR/antigen.zsh"

# Temporary, hopefully remove later when antigen correctly fails to shallow clone from http
[ ! -e "$ADOTDIR/bundles/zsh/fred-prompt" ] && git clone https://adamgoldsmith.name/cgit/zsh/fred-prompt.git/ $ADOTDIR/bundles/zsh/fred-prompt

antigen bundles <<EOBUNDLES
  https://adamgoldsmith.name/cgit/zsh/fred-prompt.git prompt_fred_setup
  zsh-users/zsh-syntax-highlighting
  zsh-users/zsh-history-substring-search
  Eriner/zim modules/directory
  Eriner/zim modules/git
  Eriner/zim modules/history
  Eriner/zim modules/input
  Eriner/zim modules/utility
  Eriner/zim modules/completion
EOBUNDLES
antigen apply

# Command Specific Aliases
for i in $HOME/.aliases/command-specific/*
do
  if hash $(basename $i) 2>/dev/null
  then
    source $i
  fi
done

# General Aliases
source $HOME/.aliases/general

# Various Options
setopt EXTENDED_GLOB
unsetopt NOMATCH
setopt CORRECT
CORRECT_IGNORE="_*"
zhighlighters=(main brackets)
stty -ixon #disable XON/XOFF, which breaks C-s
setopt no_share_history
# rehashes on bin change, might cause performance issues
zstyle ':completion:*' rehash true

#load fasd if it exists
hash fasd 2>/dev/null && eval "$(fasd --init auto)"

# Load run-help
unalias run-help
autoload run-help

# Auto start tmux if a remote connection
if [[ -z "$TMUX" && -z "$EMACS" && -z "$VIM" && -n "$SSH_TTY" ]]
then
  # Attach only to the 'auto' session
  exec tmux new-session -A -s 'auto'
fi


# History Substring Search bindings (PageUp and PageDown)
bindkey '^[[5~' history-substring-search-up
bindkey '^[[6~' history-substring-search-down

# Expands ... to ../..
function expand-dot-to-parent-directory-path {
  if [[ $LBUFFER = *.. ]]; then
    LBUFFER+='/..'
  else
    LBUFFER+='.'
  fi
}
zle -N expand-dot-to-parent-directory-path
bindkey -M emacs "." expand-dot-to-parent-directory-path

# Inserts 'sudo ' at the beginning of the line.
function prepend-sudo() {
  if [[ "$BUFFER" != su(do|)\ * ]]; then
    BUFFER="sudo $BUFFER"
    (( CURSOR += 5 ))
  fi
}
zle -N prepend-sudo
bindkey "^X^S" prepend-sudo

# Control-Backspace and Control-Delete
bindkey '^H' backward-kill-word
bindkey '5~' kill-word