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lib: provide a prompt function for the dirstack #376

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lib: provide a prompt function for the dirstack #376

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26 changes: 26 additions & 0 deletions lib/omb-prompt-base.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -52,6 +52,9 @@ SCM_SVN_CHAR='⑆'
SCM_NONE='NONE'
SCM_NONE_CHAR='○'

DIRSTACK_EXPAND_TILDE=${DIRSTACK_EXPAND_TILDE:=false}
DIRSTACK_LIMIT=${DIRSTACK_LIMIT:=0}

THEME_SHOW_USER_HOST=${THEME_SHOW_USER_HOST:=false}
USER_HOST_THEME_PROMPT_PREFIX=''
USER_HOST_THEME_PROMPT_SUFFIX=''
Expand Down Expand Up @@ -585,6 +588,29 @@ function aws_profile {
fi
}

function _omb_dirstack_limit {
if [[ "${DIRSTACK_EXPAND_TILDE}" = true ]]; then
dirargs="-l"
fi
if [[ "${BASH_VERSINFO[0]}" -lt 4 ]]; then
IFS=$'\n' read -r -d '' -a DIRS < <( dirs -p ${dirargs} && printf '\0' )
else
readarray -t DIRS < <(dirs -p ${dirargs})
fi
echo "${DIRS[@]:0:${DIRSTACK_LIMIT}}"
}

function dirs_prompt {
if [[ "${DIRSTACK_LIMIT}" -gt 0 ]]; then
_omb_dirstack_limit
else
if [[ "${DIRSTACK_EXPAND_TILDE}" = true ]]; then
dirs -l
else
dirs
fi
fi
}

# Returns true if $1 is a shell function.
_omb_deprecate_function 20000 fn_exists _omb_util_function_exists
Expand Down
2 changes: 1 addition & 1 deletion themes/bakke/bakke.theme.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -16,7 +16,7 @@ function _omb_theme_PROMPT_COMMAND() {
#PS1="${_omb_prompt_bold_teal}$(scm_char)${_omb_prompt_green}$(scm_prompt_info)${_omb_prompt_purple}$(_omb_prompt_print_ruby_env) ${_omb_prompt_olive}\h ${_omb_prompt_reset_color}in ${_omb_prompt_green}\w ${_omb_prompt_reset_color}\n${_omb_prompt_green}→${_omb_prompt_reset_color} "
#PS1="\n${_omb_prompt_purple}\h: ${_omb_prompt_reset_color} ${_omb_prompt_green}\w\n${_omb_prompt_bold_teal}$(scm_char)${_omb_prompt_green}$(scm_prompt_info) ${_omb_prompt_green}→${_omb_prompt_reset_color} "
#PS1="\n${_omb_prompt_teal}\h: ${_omb_prompt_reset_color} ${_omb_prompt_olive}\w\n${_omb_prompt_brown}$(scm_char)${_omb_prompt_brown}$(scm_prompt_info) ${_omb_prompt_green}→${_omb_prompt_reset_color} "
PS1="\n${_omb_prompt_teal}\h: ${_omb_prompt_reset_color} ${_omb_prompt_olive}\w ${_omb_prompt_green}$(scm_prompt_info)\n${_omb_prompt_reset_color}→ "
PS1="\n${_omb_prompt_teal}\h: ${_omb_prompt_reset_color} ${_omb_prompt_olive}$(dirs_prompt) ${_omb_prompt_green}$(scm_prompt_info)\n${_omb_prompt_reset_color}→ "
}

_omb_util_add_prompt_command _omb_theme_PROMPT_COMMAND