fixed some bugs with the prompt

files/.config/zsh/custom/themes/custom.zsh-theme

@@ -3,7 +3,7 @@ setopt prompt_subst # enable command substitution in prompt
 PROMPT='$(prompt_cmd)'
 RPROMPT=''
 
-ZSH_THEME_GIT_PROMPT_PREFIX="%{$fg[white]%} on %{$fg[cyan]%}"
+ZSH_THEME_GIT_PROMPT_PREFIX="%{$FG[008]%} on %{$fg[cyan]%}"
 ZSH_THEME_GIT_PROMPT_SUFFIX=""
 
 ZSH_THEME_GIT_PROMPT_ADDED="%{$fg_bold[green]%}+"
@@ -17,7 +17,7 @@ ZSH_THEME_GIT_PROMPT_BEHIND="%{$fg_bold[white]%}↓"
 
 
 # Evaluate if root user
-is_root() {
+__is_root() {
     if uname -s | egrep '^(CYGWIN)|(MINGW)|(MSYS)' 2>&1 >/dev/null; then
         id -G | grep 544 2>&1 >/dev/null
     else
@@ -25,13 +25,22 @@ is_root() {
     fi
 }
 
+# Get the tmp directory
+function __get_runtime_dir() {
+    if [[ -n "$XDG_RUNTIME_DIR" ]]; then
+        echo -n "$XDG_RUNTIME_DIR"
+    else
+        echo -n "/tmp/"
+    fi
+}
+
 prompt_cmd() {
     # exit code
     local exit_code=$?
     local exit_code_hex=$(printf '(%02x)' $exit_code)
 
     if [[ exit_code -eq 0 ]]; then
-        exit_code_hex="%{$fg[white]%}$exit_code_hex"
+        exit_code_hex="%{$FG[008]%}$exit_code_hex"
     else
         exit_code_hex="%{$fg[red]%}$exit_code_hex"
     fi
@@ -39,37 +48,24 @@ prompt_cmd() {
     # name@hostname
     local default_color="green"
     local user_color="$default_color"
-    if is_root; then
+    if __is_root; then
         local user_color="red"
     fi
     local name_hostname="%{$fg[$user_color]%}$USER%{$fg[$default_color]%}@%m"
 
     # working directory
-    local wd_arr=($(grep -Eo '[^/]+' <<<"${PWD/$HOME/~}"))
-    local dir_count=${#wd_arr[@]}
-    local dir_abbr=$((dir_count-3))
-    for ((i=dir_count; i >= 1 ; i--)); do
-        local dir="${wd_arr[i]}"
-    if [ $i -lt $dir_abbr ]; then
-            wd="${dir:0:1}/$wd"
-    else
-            wd="$dir/$wd"
-    fi
-    done
-
-    if [ -z "$wd" ]; then
-        wd="//"
-    elif [ "${wd:0:1}" != "~" ]; then
-        wd="/$wd"
-    fi
-
-    wd="%{$fg[yellow]%}${wd:0:-1}"
+    local wd_base="${PWD/$HOME/~}"
+    local wd_post=$(echo "$wd_base" | grep -Eo '(^~|/[^/]+){1,4}$')
+    local wd_pre=$(echo "${wd_base/$wd_post/}" | grep -Eo '^~|/[^/]{2}' | tr -d '\n' )
+    local wd="%{$fg[yellow]%}$wd_pre$wd_post"
 
     # prompt
-    if [ "$IS_ROOT" = true ]; then
+    if __is_root; then
+        # #
         local prompt="%{$fg[red]%}#"
     else
-        local prompt="%{$fg[white]%}$"
+        # $
+        local prompt="%{$FG[008]%}$"
     fi
 
     printf "%s %s %s\n%s %s" "$exit_code_hex" "$name_hostname" "$wd" "$prompt" "%{$reset_color%}"
@@ -87,7 +83,7 @@ rprompt_cmd() {
 
         local prompt_status="$(git_prompt_status)"
         if [[ -n "$prompt_status" ]]; then
-            local git_status="$(printf "%s[%s%s]" "%{$fg[white]%}" "$prompt_status" "%{$reset_color%}%{$fg[white]%}")"
+            local git_status="$(printf "%s[%s%s]" "%{$FG[008]%}" "$prompt_status" "%{$reset_color%}%{$FG[008]%}")"
         fi
     fi
 
@@ -99,7 +95,7 @@ ASYNC_PROC=0
 function precmd() {
     function async() {
         # save to temp file
-        printf "%s" "$(rprompt_cmd)" > "/tmp/zsh_prompt_$$"
+        printf "%s" "$(rprompt_cmd)" > "$(__get_runtime_dir)/zsh_prompt_$$"
 
         # signal parent
         kill -s USR1 $$
@@ -118,8 +114,9 @@ function precmd() {
 }
 
 function TRAPUSR1() {
-    # read from temp file
-    RPROMPT="$(cat /tmp/zsh_prompt_$$)"
+    # read from tmp file
+    RPROMPT="$(cat $(__get_runtime_dir)/zsh_prompt_$$)"
+    rm "/tmp/zsh_prompt_$$" &>/dev/null
 
     # reset proc number
     ASYNC_PROC=0

files/.zshrc

@@ -13,7 +13,7 @@ export ZSH="$HOME/.config/zsh/oh-my-zsh/"
 # Set name of the theme to load. Optionally, if you set this to "random"
 # it'll load a random theme each time that oh-my-zsh is loaded.
 # See https://github.com/robbyrussell/oh-my-zsh/wiki/Themes
-ZSH_THEME="noglyph"
+ZSH_THEME="custom"
 
 # Uncomment the following line to use case-sensitive completion.
 # CASE_SENSITIVE="true"
@@ -35,7 +35,7 @@ DISABLE_AUTO_UPDATE="true"
 # DISABLE_AUTO_TITLE="true"
 
 # Uncomment the following line to enable command auto-correction.
-# ENABLE_CORRECTION="true"
+ENABLE_CORRECTION="true"
 
 # Uncomment the following line to display red dots whilst waiting for completion.
 # COMPLETION_WAITING_DOTS="true"