Merge pull request #5 from lvivski/master
Performance boost with only one `git status` call per prompt
This commit is contained in:
Arialdo Martini
commit
37cacf4a04
119
prompt.sh
119
prompt.sh
@ -43,10 +43,10 @@ function enrich {
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if [[ -n $3 ]]; then
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coloron=$3
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else
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coloron=${on}
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coloron=$on
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fi
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if [ ${use_color_off} == false -a ${flag} == false ]; then symbol=" "; fi
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if [[ $flag == true ]]; then color="${coloron}"; else color="${off}"; fi
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if [ $use_color_off == false -a $flag == false ]; then symbol=" "; fi
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if [[ $flag == true ]]; then color=$coloron; else color=$off; fi
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PS1="${PS1}${color}${symbol}${reset} "
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}
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@ -58,104 +58,105 @@ function build_prompt {
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current_commit_hash_abbrev=$(git rev-parse --short HEAD 2> /dev/null)
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if [[ -n $current_commit_hash ]]; then is_a_git_repo=true; else is_a_git_repo=false; fi
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number_of_logs=$(git log --pretty=oneline 2>/dev/null| wc -l)
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current_branch=$(git rev-parse --abbrev-ref HEAD 2>/dev/null);
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number_of_logs=$(git log --pretty=oneline 2> /dev/null | wc -l)
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current_branch=$(git rev-parse --abbrev-ref HEAD 2> /dev/null)
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if [[ $current_branch == "HEAD" ]]; then detached=true; else detached=false; fi
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if [ $is_a_git_repo == true -a $number_of_logs == 0 ]; then just_init=true; fi
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if [ $is_a_git_repo == true -a $number_of_logs -gt 0 ]; then
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if [[ $is_a_git_repo == true && $number_of_logs == 0 ]]; then just_init=true; fi
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if [[ $is_a_git_repo == true && $number_of_logs -gt 0 ]]; then
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upstream=$(git rev-parse --symbolic-full-name --abbrev-ref @{upstream} 2> /dev/null)
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if [[ $upstream != "@{upstream}" ]]; then has_upstream=true; else has_upstream=false; upstream=""; fi
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number_of_modifications=$(git status --short 2> /dev/null|grep --count -e ^\.M)
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if [[ ${number_of_modifications} -gt 0 ]] ; then has_modifications=true; else has_modifications=false; fi
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git_status=$(git status --porcelain 2> /dev/null)
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number_of_modifications_cached=$(git status --short 2> /dev/null|grep --count -e ^M)
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if [[ ${number_of_modifications_cached} -gt 0 ]] ; then has_modifications_cached=true; else has_modifications_cached=false; fi
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number_of_modifications=$(echo "$git_status" | grep --count -e ^\.M)
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if [[ $number_of_modifications -gt 0 ]]; then has_modifications=true; else has_modifications=false; fi
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number_of_adds=$(git status --short 2> /dev/null|grep --count -e ^\A)
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if [[ ${number_of_adds} -gt 0 ]] ; then has_adds=true; else has_adds=false; fi
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number_of_modifications_cached=$(echo "$git_status" | grep --count -e ^M)
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if [[ ${number_of_modifications_cached} -gt 0 ]]; then has_modifications_cached=true; else has_modifications_cached=false; fi
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number_of_deletions=$(git status --short 2> /dev/null|grep --count -e ^.D)
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if [[ ${number_of_deletions} -gt 0 ]] ; then has_deletions=true; else has_deletions=false; fi
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number_of_adds=$(echo "$git_status" | grep --count -e ^\A)
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if [[ $number_of_adds -gt 0 ]]; then has_adds=true; else has_adds=false; fi
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number_of_deletions_cached=$(git status --short 2> /dev/null|grep --count -e ^D)
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if [[ ${number_of_deletions_cached} -gt 0 ]] ; then has_deletions_cached=true; else has_deletions_cached=false; fi
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number_of_deletions=$(echo "$git_status" | grep --count -e ^.D)
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if [[ $number_of_deletions -gt 0 ]]; then has_deletions=true; else has_deletions=false; fi
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numbers_of_files_cached=$(git status --short 2> /dev/null|grep --count -e ^[MAD])
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numbers_of_files_not_cached=$(git status --short 2> /dev/null|grep --count -e ^.[MAD\?])
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if [ ${numbers_of_files_cached} -gt 0 -a ${numbers_of_files_not_cached} -eq 0 ] ; then ready_to_commit=true; else ready_to_commit=false; fi
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number_of_deletions_cached=$(echo "$git_status" | grep --count -e ^D)
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if [[ $number_of_deletions_cached -gt 0 ]]; then has_deletions_cached=true; else has_deletions_cached=false; fi
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number_of_untracked_files=$(git status --short 2> /dev/null|grep --count -e ^\?\?)
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if [[ ${number_of_untracked_files} -gt 0 ]] ; then has_untracked_files=true; else has_untracked_files=false; fi
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numbers_of_files_cached=$(echo "$git_status" | grep --count -e ^[MAD])
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numbers_of_files_not_cached=$(echo "$git_status" | grep --count -e ^.[MAD\?])
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if [[ $numbers_of_files_cached -gt 0 && $numbers_of_files_not_cached -eq 0 ]]; then ready_to_commit=true; else ready_to_commit=false; fi
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tag_at_current_commit=$(git describe --exact-match --tags ${current_commit_hash} 2>/dev/null)
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if [[ -n "${tag_at_current_commit}" ]]; then is_on_a_tag=true; else is_on_a_tag=false; fi
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number_of_untracked_files=$(echo "$git_status" | grep --count -e ^\?\?)
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if [[ $number_of_untracked_files -gt 0 ]]; then has_untracked_files=true; else has_untracked_files=false; fi
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tag_at_current_commit=$(git describe --exact-match --tags $current_commit_hash 2> /dev/null)
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if [[ -n $tag_at_current_commit ]]; then is_on_a_tag=true; else is_on_a_tag=false; fi
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commits_ahead=0
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commits_behind=0
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has_diverged=false
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can_fast_forward=false
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can_fast_forward=false
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commits_diff=$(git log --pretty=oneline --topo-order --left-right ${current_commit_hash}...${upstream} 2> /dev/null)
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commits_ahead=$(git log --pretty=oneline --topo-order --left-right ${current_commit_hash}...${upstream} | grep -c "^<" )
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commits_behind=$(git log --pretty=oneline --topo-order --left-right ${current_commit_hash}...${upstream} | grep -c "^>" )
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commits_ahead=$(echo "$commits_diff" | grep -c "^<" )
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commits_behind=$(echo "$commits_diff" | grep -c "^>" )
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if [ ${commits_ahead} -gt 0 -a ${commits_behind} -gt 0 ]; then
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if [[ $commits_ahead -gt 0 && $commits_behind -gt 0 ]]; then
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has_diverged=true
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fi
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if [ ${commits_ahead} -eq 0 -a ${commits_behind} -gt 0 ]; then
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if [[ $commits_ahead -eq 0 && $commits_behind -gt 0 ]]; then
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can_fast_forward=true
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fi
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will_rebase=$(git config --get branch.${current_branch}.rebase 2>/dev/null)
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will_rebase=$(git config --get branch.${current_branch}.rebase 2> /dev/null)
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number_of_stashes=$(git stash list | wc -l)
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if [[ ${number_of_stashes} -gt 0 ]]; then has_stashes=true; else has_stashes=false; fi
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if [[ $number_of_stashes -gt 0 ]]; then has_stashes=true; else has_stashes=false; fi
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else
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is_on_a_tag=false
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fi
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if [[ ${is_a_git_repo} == true ]]; then
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enrich ${is_a_git_repo} "${is_a_git_repo_symbol}" "${violet}"
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enrich ${has_stashes} "${has_stashes_symbol}" "${yellow}"
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enrich ${has_untracked_files} "${has_untracked_files_symbol}" "${red}"
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enrich ${has_adds} "${has_adds_symbol}" "${yellow}"
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if [[ $is_a_git_repo == true ]]; then
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enrich $is_a_git_repo $is_a_git_repo_symbol $violet
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enrich $has_stashes $has_stashes_symbol $yellow
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enrich $has_untracked_files $has_untracked_files_symbol $red
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enrich $has_adds $has_adds_symbol $yellow
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enrich ${has_deletions} "${has_deletions_symbol}" "${red}"
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enrich ${has_deletions_cached} "${has_deletions_cached_symbol}" "${yellow}"
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enrich $has_deletions $has_deletions_symbol $red
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enrich $has_deletions_cached $has_deletions_cached_symbol $yellow
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enrich ${has_modifications} "${has_modifications_symbol}" "${red}"
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enrich ${has_modifications_cached} "${has_modifications_cached_symbol}" "${yellow}"
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enrich ${ready_to_commit} "${ready_to_commit_symbol}" "${green}"
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enrich $has_modifications $has_modifications_symbol $red
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enrich $has_modifications_cached $has_modifications_cached_symbol $yellow
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enrich $ready_to_commit $ready_to_commit_symbol $green
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enrich ${detached} "${detached_symbol}" "${red}"
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enrich $detached $detached_symbol $red
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if [[ ${display_has_upstream} == true ]]; then
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enrich ${has_upstream} "${has_upstream_symbol}"
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if [[ $display_has_upstream == true ]]; then
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enrich $has_upstream $has_upstream_symbol
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fi
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if [[ ${detached} == true ]]; then
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if [[ ${just_init} == true ]]; then
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if [[ $detached == true ]]; then
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if [[ $just_init == true ]]; then
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PS1="${PS1}${red}detached"
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else
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PS1="${PS1}${on}(${current_commit_hash_abbrev})"
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fi
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else
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if [[ $has_upstream == true ]]; then
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if [[ ${will_rebase} == true ]]; then
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type_of_upstream="${rebase_tracking_branch_symbol}";
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if [[ $will_rebase == true ]]; then
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type_of_upstream=$rebase_tracking_branch_symbol
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else
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type_of_upstream="${merge_tracking_branch_symbol}";
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type_of_upstream=$merge_tracking_branch_symbol
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fi
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if [[ ${has_diverged} == true ]]; then
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if [[ $has_diverged == true ]]; then
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PS1="${PS1}-${commits_behind} ${has_diverged_symbol} +${commits_ahead} "
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else
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if [[ ${commits_behind} -gt 0 ]]; then
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if [[ $commits_behind -gt 0 ]]; then
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PS1="${PS1}${on} -${commits_behind} ${can_fast_forward_symbol} "
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fi
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if [[ ${commits_ahead} -gt 0 ]]; then
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if [[ $commits_ahead -gt 0 ]]; then
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PS1="${PS1}${on} ${should_push_symbol} +${commits_ahead} "
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fi
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fi
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@ -165,18 +166,18 @@ function build_prompt {
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fi
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fi
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if [[ ${display_tag} == true ]]; then
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if [[ $display_tag == true ]]; then
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PS1="${PS1}${yellow}${is_on_a_tag_symbol}${reset}"
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fi
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if [ ${display_tag_name} == true -a ${is_on_a_tag} == true ]; then
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if [[ $display_tag_name == true && $is_on_a_tag == true ]]; then
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PS1="${PS1}${yellow}[${tag_at_current_commit}]${reset}"
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fi
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fi
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if [ ${two_lines} == true -a ${is_a_git_repo} == true ]; then
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break="\n";
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if [[ $two_lines == true && $is_a_git_repo == true ]]; then
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break="\n"
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else
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break="";
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break=""
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fi
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PS1="${PS1}${reset}${break}${finally}"
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