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linux/.config/bash/module/ps1.sh

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Bash

PROMPT_COMMAND=(__prompt_command "${PROMPT_COMMAND[@]}")
# custom terminal prompt format.
__prompt_command()
{
local last_status="${?}"
local is_error=false
local is_root=false
if [[ $last_status != 0 && $last_status != 130 ]]; then
is_error=true
fi
if [[ "$UID" -eq 0 ]]; then
is_root=true
fi
# add newline
PS1="\n"
# set error red
if $is_error; then
PS1+="\[${color_red}\]"
PS1+="["
else
PS1+="\[${color_default}\]"
PS1+="["
fi
# add time
PS1+="\[${color_white}\]"
PS1+="$(date +%H:%M) "
# set root red
if $is_root; then
PS1+="\[${color_red}\]"
else
PS1+="\[${color_cyan}\]"
fi
# add user, host and working dir
PS1+="\u@\h "
PS1+="\[${color_blue}\]"
PS1+="\w"
# set error red
if $is_error; then
PS1+="\[${color_red}\]"
PS1+="] "
else
PS1+="\[${color_default}\]"
PS1+="] "
fi
# command on new line
PS1+="\n"
PS1+="\[${color_default}\]"
# set user tag
if $is_root; then
PS1+="# "
else
PS1+="$ "
fi
}