add zsh completion setup

zsh/.zshrc

@@ -1,7 +1,3 @@
-export HISTFILE=~/.zsh_history
-export HISTSIZE=5000000
-export SAVEHIST=$HISTSIZE
-
 setopt INC_APPEND_HISTORY
 setopt EXTENDED_HISTORY          # Write the history file in the ':start:elapsed;command' format.
 setopt HIST_EXPIRE_DUPS_FIRST    # Expire a duplicate event first when trimming history.
@@ -9,28 +5,17 @@ setopt HIST_FIND_NO_DUPS         # Do not display a previously found event.
 setopt HIST_IGNORE_ALL_DUPS      # Delete an old recorded event if a new event is a duplicate.
 setopt HIST_IGNORE_DUPS          # Do not record an event that was just recorded again.
 setopt HIST_IGNORE_SPACE         # Do not record an event starting with a space.
-setopt HIST_SAVE_NO_DUPS         # Do not write a duplicate event to the history file.
+unsetopt HIST_SAVE_NO_DUPS         # Do not write a duplicate event to the history file.
 setopt SHARE_HISTORY             # Share history between all sessions.
 
 bindkey "^[[1;5C" forward-word
 bindkey "^[[1;5D" backward-word
 
+source $DOTFILES/zsh/completion.zsh
+
 # make less more friendly for non-text input files, see lesspipe(1)
 [ -x /usr/bin/lesspipe ] && eval "$(SHELL=/bin/sh lesspipe)"
 
-# enable color support of ls and also add handy aliases
-export CLICOLOR=1
-zstyle ':completion:*:default' list-colors ''
-alias ls='ls --color=auto'
-alias grep='grep --color=auto'
-alias fgrep='fgrep --color=auto'
-alias egrep='egrep --color=auto'
-
-# colored GCC warnings and errors
-export GCC_COLORS='error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01'
-
-SSH_ENV="$HOME/.ssh/agent-environment"
-
 function start_ssh_agent {
     echo "Initialising new SSH agent..."
     /usr/bin/ssh-agent | sed 's/^echo/#echo/' >"${SSH_ENV}"
@@ -56,8 +41,6 @@ if [ -f ~/.zsh_aliases ]; then
     . ~/.zsh_aliases
 fi
 
-export PATH=~/.local/bin:$PATH
-
 function set_win_title(){
     echo -ne "\033]0; $(basename "$PWD") \007"
 }