ohmyzsh/lib/scm.zsh
2012-02-26 17:47:14 +01:00

51 lines
992 B
Bash

SCM_DEBUG=yes # comment line to disable debugging
declare -A _SCM_PROMPT_CHARS
_SCM_TYPES=(git hg svn) && export _SCM_TYPES
_SCM_PROMPT_CHARS[git]=±
_SCM_PROMPT_CHARS[hg]=ʜɢ
_SCM_PROMPT_CHARS[svn]=svn
function _scm_debug { [ $SCM_DEBUG ] && echo $* >&2 }
# Checks given 1st path argument if it's root of .git|.hg|.svn
function _scm_get_scm_type {
[[ "$1" = "/" ]] && return 1
for type ($_SCM_TYPES) {
[ ! -d "$1/.$type" ] && continue
export SCM_ROOT="$1"
export SCM_TYPE=$type
return 0
}
return 1
}
function _scm_reset {
unset SCM_ROOT
unset SCM_TYPE
}
# Recursive lookup for possible SCM root
function scm_detect_root {
_DETECT_WD=${1:-$PWD}
[ $SCM_ROOT ] && [[ $_DETECT_WD == $SCM_ROOT* ]] && return
_scm_reset
until [ "$_DETECT_WD" = "" ]; do
_scm_get_scm_type "$_DETECT_WD" && return
_DETECT_WD=${_DETECT_WD%/*}
done
}
function scm_prompt_char() {
[ ! $SCM_TYPE ] && return
echo $_SCM_PROMPT_CHARS[$SCM_TYPE]
}