zsh: add config files

zsh/alias.zsh

@@ -0,0 +1 @@
+alias ll="ls -alG"

zsh/environment.zsh

@@ -0,0 +1,2 @@
+export CLICOLOR=1
+export LSCOLORS=ExGxBxDxCxEgEdxbxgxcxd

zsh/init.zsh

@@ -0,0 +1,32 @@
+zshrc=~/.zshrc
+if [ -z $zshrc ]; then
+	echo "Err: Cannot find dotfile directory."
+	exit -1
+fi
+
+dotfile_dir=$(readlink -f $(dirname $(readlink -f $zshrc))/..)
+zsh_dir=$dotfile_dir/zsh
+
+
+################################################################################
+# ZPLUG initialisation and plugin list
+
+source $zsh_dir/plugin.zsh
+
+
+################################################################################
+# ENVIRONMENT initialisation
+
+source $zsh_dir/environment.zsh
+
+
+################################################################################
+# ALIAS initialisation
+
+source $zsh_dir/alias.zsh
+
+
+################################################################################
+# PROMPT initialisation
+
+source $zsh_dir/prompt.zsh

zsh/plugin.zsh

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+# Prepare for plugin init
+source $zsh_dir/zplug/init.zsh
+
+### BEGIN PLUGIN LIST ##########################################################
+
+# Syntax highlighting
+zplug "zsh-users/zsh-syntax-highlighting", defer:2
+
+# Command suggestions
+zplug "zsh-users/zsh-autosuggestions"
+
+# History search
+zplug "zsh-users/zsh-history-substring-search"
+
+# Jump to recent directories
+zplug "agkozak/zsh-z"
+
+### END PLUGIN LIST ############################################################
+
+# Finalise plugin init
+if ! zplug check --verbose; then
+    printf "Install? [y/N]: "
+    if read -q; then
+        echo; zplug install
+    fi
+fi
+
+# Then, source plugins and add commands to $PATH
+zplug load

zsh/prompt.zsh

@@ -0,0 +1,6 @@
+parse_git_branch() {
+    git symbolic-ref --short HEAD 2> /dev/null | sed -E 's/(.+)/ [\1]/g'
+}
+
+setopt prompt_subst
+PROMPT='%F{yellow}%m%F{none}:%F{blue}%2d%F{none}%F{red}$(parse_git_branch) %F{%(?.green.red)}%#%F{none} '