X-Git-Url: https://git.madduck.net/etc/zsh.git/blobdiff_plain/ad8b383d21775f621bab9a72a76413fc9fdd00ef..414a3ee427b617a3749724fef7dea496780edf4e:/.zsh/zshrc/60_vcsprompt?ds=sidebyside diff --git a/.zsh/zshrc/60_vcsprompt b/.zsh/zshrc/60_vcsprompt index a99ca18..78e061d 100644 --- a/.zsh/zshrc/60_vcsprompt +++ b/.zsh/zshrc/60_vcsprompt @@ -1,11 +1,11 @@ -# zshrc/85_git_prompt +# zshrc/60_vcsprompt # # Make git information available to the prompt # # Copyright © 1994–2008 martin f. krafft # Released under the terms of the Artistic Licence 2.0 # -# Source repository: http://git.madduck.net/v/etc/zsh.git +# Source repository: git://git.madduck.net/etc/zsh.git # # Shamelessly based on http://glandium.org/blog/?p=170 # @@ -13,24 +13,37 @@ __git_get_reporoot() { # return the full path to the root of the current git repository - local relroot - relroot="$(git rev-parse --show-cdup 2>/dev/null)" || return 1 - if [ -n "$relroot" ]; then - readlink -f "$relroot" - else - echo $PWD - fi + [ -d "$GIT_DIR" ] && echo "$GIT_DIR" && return 0 + git rev-parse --show-toplevel } __git_get_branch() { # return the name of the git branch we're on - local ref - ref=$(git symbolic-ref -q HEAD 2>/dev/null \ - || git-name-rev --name-only HEAD 2>/dev/null) || return 1 + local ref gitdir + gitdir="$(git rev-parse --git-dir)" + ref=$(git --git-dir="$gitdir" symbolic-ref -q HEAD 2>/dev/null \ + || git --git-dir="$gitdir" name-rev --name-only HEAD 2>/dev/null) || return 1 echo "${ref#refs/heads/}" } +__git_print_preprompt() +{ + [ "$(git config --get core.bare)" = false ] || return + + local output + output=(${(f):-"$(git diff --stat --relative 2>/dev/null)"}) + if [[ ${#output} -gt 1 ]]; then + echo changes on filesystem: + print "${${(F)output[1,-2]}//\.\.\./…}" + fi + output=(${(f):-"$(git diff --cached --stat --relative 2>/dev/null)"}) + if [[ ${#output} -gt 1 ]]; then + echo cached/staged changes: + print "${${(F)output[1,-2]}//\.\.\./…}" + fi +} + __hg_get_reporoot() { hg root @@ -69,6 +82,7 @@ __vcs_get_repo_type() local dir while true; do [ -d ${dir}.git ] && echo git && break + [ -d "$GIT_DIR" ] && echo git && break [ -d ${dir}.bzr ] && echo bzr && break [ -d ${dir}.hg ] && echo hg && break [ "$(readlink -f ${dir:-.})" = / ] && echo NONE && break @@ -83,8 +97,7 @@ __vcs_get_prompt_path_components() # shortcut: if there are no arguments, return a default prompt if [ -z "${1:-}" ]; then - pwdnamed="%${_PROMPT_PATH_MAXLEN}<..<%~%<<" - pwdnamed="${(%)pwdnamed}" + pwdnamed="${(%):-%${_PROMPT_PATH_MAXLEN}<…<%~%<<}" echo "$pwdnamed" return fi @@ -95,8 +108,8 @@ __vcs_get_prompt_path_components() # replace named directories in the PWD, we need thi for the proper component # count later - local pwdnamed="%~" - pwdnamed="${(%)pwdnamed}" + local pwdnamed + pwdnamed="${(%):-%~}" # store paths in arrays for component count calculation typeset -la apwd apwdnamed areporoot @@ -113,10 +126,7 @@ __vcs_get_prompt_path_components() precomps=$(($#apwdnamed - $postcomps)) local postfix - if (( $postcomps > 0 )); then - postfix="%${postcomps}~" - postfix="${(%)postfix}" - fi + (( $postcomps > 0 )) && postfix="${(%):-%${postcomps}~}" # we don't want the prompt to get too long, so keep the total prompt length # under $_PROMPT_PATH_MAXLEN (25), but ensure that the prefix is not shorter @@ -125,10 +135,9 @@ __vcs_get_prompt_path_components() prelen=$((${_PROMPT_PATH_MAXLEN:-25} - $#branch - $#postfix)) minlen=${_PROMPT_PATH_MINLEN:-10} (( $prelen < $minlen )) && prelen=$minlen - prefix="%${prelen}<..<%-${precomps}~%<<" - prefix="${(%)prefix}" + prefix="${(%):-%${prelen}<…<%-${precomps}~%<<}" - echo "$prefix" "$branch" "$postfix" + echo "'$prefix'" "'$branch'" "'$postfix'" } __vcs_set_prompt_variables() @@ -143,25 +152,41 @@ __vcs_set_prompt_variables() { error "could not determine git repository root"; return 1 } branch="$(__git_get_branch)" || { error "could not determine git branch"; return 1 } + if [ -n "$VCSH_REPO_NAME" ]; then + # if vcsh is used to get a subshell, then the repo root is the home + # directory, but we want to indicate the vcsh context too: + eval set -- $(__vcs_get_prompt_path_components "$HOME" "$branch") + set -- "vcsh:$VCSH_REPO_NAME" "$2" "$3" + else + eval set -- $(__vcs_get_prompt_path_components "$reporoot" "$branch") + if [ -d "$GIT_DIR" ]; then + # poor man's replace until I find out how to do named dirs properly + # here: + local _D="${GIT_DIR/$HOME/~}" + set -- "$_D" "$2" "${${1#$_D}%/}" + fi + fi ;; hg) reporoot="$(__hg_get_reporoot)" || { error "could not determine hg repository root"; return 1 } branch="$(__hg_get_branch)" || { error "could not determine hg branch"; return 1 } + eval set -- $(__vcs_get_prompt_path_components "$reporoot" "$branch") ;; bzr) reporoot="$(__bzr_get_reporoot)" || { error "could not determine bzr repository root"; return 1 } branch="$(__bzr_get_branch)" || { error "could not determine bzr branch"; return 1 } + eval set -- $(__vcs_get_prompt_path_components "$reporoot" "$branch") ;; *) case "$repotype" in NONE) :;; *) warn "$repotype repositories not (yet) supported in the prompt";; esac - local p="%${MAXLEN}<..<%~%<<" + local p="%${MAXLEN}<…<%~%<<" #TODO find a better way so we don't have to nuke $psvar, but since the # %(nv.true.false) check for prompts checks element count, not # content, that's all we get for now @@ -169,10 +194,19 @@ __vcs_set_prompt_variables() return esac - set -- $(__vcs_get_prompt_path_components "$reporoot" "$branch") - psvar[1]="$1" - psvar[2]="$2" - psvar[3]="$3" + psvar[1,3]=($1 $2 $3) +} + +__vcs_print_preprompt() +{ + local reporoot + repotype="${1:-$(__vcs_get_repo_type)}" + + case "$repotype" in + git) + __git_print_preprompt + ;; + esac } if ! is_root; then @@ -192,6 +226,11 @@ if ! is_root; then } chpwd_functions+=_update_vcs_prompt_vars + _print_preprompt() { + [[ $? -eq 0 ]] && __vcs_print_preprompt + } + precmd_functions+=_print_preprompt + # call it once _update_vcs_prompt_vars fi