mirror of
https://github.com/ohmyzsh/ohmyzsh.git
synced 2026-01-02 02:19:06 +01:00
83 lines
2.1 KiB
Bash
83 lines
2.1 KiB
Bash
# SCM_DEBUG=yes # comment line to disable debugging
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declare -A _SCM_PROMPT_CHARS
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_SCM_TYPES=(git hg svn) && export _SCM_TYPES
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_SCM_PROMPT_CHARS[git]=±
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_SCM_PROMPT_CHARS[hg]=ʜɢ
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_SCM_PROMPT_CHARS[svn]=svn
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function _scm_debug { [ $SCM_DEBUG ] && echo $(xterm_color 237 "$*") >&2 }
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# Checks given 1st path argument if it's root of .git|.hg|.svn
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function _scm_get_scm_type {
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[[ "$1" = "/" ]] && return 1
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for type ($_SCM_TYPES) {
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[ ! -d "$1/.$type" ] && continue
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export SCM_ROOT="$1"
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export SCM_TYPE=$type
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return 0
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}
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return 1
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}
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function _scm_reset {
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_scm_debug 'scm reset'
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unset SCM_ROOT
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unset SCM_TYPE
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unset SCM_PROMPT_INFO
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}
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# Recursive lookup for possible SCM root
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function scm_detect_root {
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_DETECT_WD=${1:-$PWD}
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# skip detection if SCM root already detected and current folder is sub folder of SCM
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[ $SCM_ROOT ] && [[ $_DETECT_WD == $SCM_ROOT* ]] && return
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_scm_reset
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until [ "$_DETECT_WD" = "" ]; do
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_scm_get_scm_type "$_DETECT_WD" && return
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_DETECT_WD=${_DETECT_WD%/*}
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done
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}
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function scm_prompt_char() {
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[ ! $SCM_TYPE ] && return
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echo $_SCM_PROMPT_CHARS[$SCM_TYPE]
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}
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function scm_prompt_info_for_git() { echo "$(git_prompt_info)$(git_prompt_status)" }
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function scm_prompt_info_for_hg() {}
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function scm_prompt_info_for_svn() {}
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function scm_build_prompt_info() {
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[ ! $SCM_TYPE ] && return
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SCM_DATA_DIR=$SCM_ROOT/.$SCM_TYPE
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SCM_PROMPT_CACHE_FILE=$SCM_DATA_DIR/prompt_cache
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if [ ! -e "$SCM_PROMPT_CACHE_FILE" ]; then
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_scm_debug "Creating $SCM_PROMPT_CACHE_FILE"
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touch "$SCM_PROMPT_CACHE_FILE"
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SCM_PROMPT_INFO=$(scm_prompt_info_for_$SCM_TYPE) # calls scm type specific prompt generator
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else
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LAST_UPDATE_TIME=`stat -c %Y $SCM_PROMPT_CACHE_FILE`
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DIRSTATE_TIME=`stat -c %Y $SCM_DATA_DIR`
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if [[ $DIRSTATE_TIME -gt $LAST_UPDATE_TIME || "$1" == "force" ]]; then
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_scm_debug "Updating $SCM_PROMPT_CACHE_FILE"
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SCM_PROMPT_INFO=$(scm_prompt_info_for_$SCM_TYPE) # calls scm type specific prompt generator
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touch "$SCM_PROMPT_CACHE_FILE"
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fi
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fi
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SCM_PROMPT_INFO=${SCM_PROMPT_INFO:-$(scm_prompt_info_for_$SCM_TYPE)}
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export SCM_PROMPT_INFO
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}
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