refactor: support zsh
This commit is contained in:
rkiel
@@ -66,6 +66,19 @@
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# git always compare HEAD to @{upstream}
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# svn always compare HEAD to your SVN upstream
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#
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# You can change the separator between the branch name and the above
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# state symbols by setting GIT_PS1_STATESEPARATOR. The default separator
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# is SP.
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#
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# When there is an in-progress operation such as a merge, rebase,
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# revert, cherry-pick, or bisect, the prompt will include information
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# related to the operation, often in the form "|<OPERATION-NAME>".
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#
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# When the repository has a sparse-checkout, a notification of the form
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# "|SPARSE" will be included in the prompt. This can be shortened to a
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# single '?' character by setting GIT_PS1_COMPRESSSPARSESTATE, or omitted
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# by setting GIT_PS1_OMITSPARSESTATE.
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#
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# By default, __git_ps1 will compare HEAD to your SVN upstream if it can
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# find one, or @{upstream} otherwise. Once you have set
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# GIT_PS1_SHOWUPSTREAM, you can override it on a per-repository basis by
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@@ -78,12 +91,14 @@
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# contains relative to newer annotated tag (v1.6.3.2~35)
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# branch relative to newer tag or branch (master~4)
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# describe relative to older annotated tag (v1.6.3.1-13-gdd42c2f)
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# tag relative to any older tag (v1.6.3.1-13-gdd42c2f)
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# default exactly matching tag
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#
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# If you would like a colored hint about the current dirty state, set
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# GIT_PS1_SHOWCOLORHINTS to a nonempty value. The colors are based on
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# the colored output of "git status -sb" and are available only when
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# using __git_ps1 for PROMPT_COMMAND or precmd.
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# using __git_ps1 for PROMPT_COMMAND or precmd in Bash,
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# but always available in Zsh.
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#
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# If you would like __git_ps1 to do nothing in the case when the current
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# directory is set up to be ignored by git, then set
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@@ -123,6 +138,7 @@ __git_ps1_show_upstream ()
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done <<< "$output"
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# parse configuration values
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local option
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for option in ${GIT_PS1_SHOWUPSTREAM}; do
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case "$option" in
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git|svn) upstream="$option" ;;
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@@ -273,11 +289,43 @@ __git_ps1_colorize_gitstring ()
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r="$c_clear$r"
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}
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# Helper function to read the first line of a file into a variable.
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# __git_eread requires 2 arguments, the file path and the name of the
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# variable, in that order.
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__git_eread ()
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{
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local f="$1"
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shift
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test -r "$f" && read "$@" <"$f"
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test -r "$1" && IFS=$'\r\n' read "$2" <"$1"
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}
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# see if a cherry-pick or revert is in progress, if the user has committed a
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# conflict resolution with 'git commit' in the middle of a sequence of picks or
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# reverts then CHERRY_PICK_HEAD/REVERT_HEAD will not exist so we have to read
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# the todo file.
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__git_sequencer_status ()
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{
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local todo
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if test -f "$g/CHERRY_PICK_HEAD"
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then
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r="|CHERRY-PICKING"
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return 0;
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elif test -f "$g/REVERT_HEAD"
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then
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r="|REVERTING"
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return 0;
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elif __git_eread "$g/sequencer/todo" todo
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then
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case "$todo" in
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p[\ \ ]|pick[\ \ ]*)
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r="|CHERRY-PICKING"
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return 0
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;;
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revert[\ \ ]*)
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r="|REVERTING"
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return 0
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;;
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esac
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fi
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return 1
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}
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# __git_ps1 accepts 0 or 1 arguments (i.e., format string)
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@@ -351,8 +399,8 @@ __git_ps1 ()
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# incorrect.)
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#
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local ps1_expanded=yes
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[ -z "$ZSH_VERSION" ] || [[ -o PROMPT_SUBST ]] || ps1_expanded=no
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[ -z "$BASH_VERSION" ] || shopt -q promptvars || ps1_expanded=no
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[ -z "${ZSH_VERSION-}" ] || [[ -o PROMPT_SUBST ]] || ps1_expanded=no
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[ -z "${BASH_VERSION-}" ] || shopt -q promptvars || ps1_expanded=no
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local repo_info rev_parse_exit_code
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repo_info="$(git rev-parse --git-dir --is-inside-git-dir \
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@@ -364,7 +412,7 @@ __git_ps1 ()
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return $exit
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fi
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local short_sha
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local short_sha=""
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if [ "$rev_parse_exit_code" = "0" ]; then
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short_sha="${repo_info##*$'\n'}"
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repo_info="${repo_info%$'\n'*}"
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@@ -384,6 +432,13 @@ __git_ps1 ()
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return $exit
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fi
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local sparse=""
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if [ -z "${GIT_PS1_COMPRESSSPARSESTATE}" ] &&
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[ -z "${GIT_PS1_OMITSPARSESTATE}" ] &&
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[ "$(git config --bool core.sparseCheckout)" = "true" ]; then
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sparse="|SPARSE"
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fi
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local r=""
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local b=""
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local step=""
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@@ -392,11 +447,7 @@ __git_ps1 ()
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__git_eread "$g/rebase-merge/head-name" b
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__git_eread "$g/rebase-merge/msgnum" step
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__git_eread "$g/rebase-merge/end" total
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if [ -f "$g/rebase-merge/interactive" ]; then
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r="|REBASE-i"
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else
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r="|REBASE-m"
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fi
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r="|REBASE"
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else
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if [ -d "$g/rebase-apply" ]; then
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__git_eread "$g/rebase-apply/next" step
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@@ -411,10 +462,8 @@ __git_ps1 ()
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fi
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elif [ -f "$g/MERGE_HEAD" ]; then
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r="|MERGING"
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elif [ -f "$g/CHERRY_PICK_HEAD" ]; then
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r="|CHERRY-PICKING"
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elif [ -f "$g/REVERT_HEAD" ]; then
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r="|REVERTING"
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elif __git_sequencer_status; then
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:
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elif [ -f "$g/BISECT_LOG" ]; then
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r="|BISECTING"
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fi
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@@ -439,6 +488,8 @@ __git_ps1 ()
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git describe --contains HEAD ;;
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(branch)
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git describe --contains --all HEAD ;;
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(tag)
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git describe --tags HEAD ;;
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(describe)
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git describe HEAD ;;
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(* | default)
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@@ -459,6 +510,7 @@ __git_ps1 ()
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local i=""
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local s=""
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local u=""
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local h=""
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local c=""
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local p=""
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@@ -472,10 +524,9 @@ __git_ps1 ()
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if [ -n "${GIT_PS1_SHOWDIRTYSTATE-}" ] &&
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[ "$(git config --bool bash.showDirtyState)" != "false" ]
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then
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git diff --no-ext-diff --quiet --exit-code || w="*"
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if [ -n "$short_sha" ]; then
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git diff-index --cached --quiet HEAD -- || i="+"
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else
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git diff --no-ext-diff --quiet || w="*"
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git diff --no-ext-diff --cached --quiet || i="+"
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if [ -z "$short_sha" ] && [ -z "$i" ]; then
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i="#"
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fi
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fi
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@@ -487,11 +538,16 @@ __git_ps1 ()
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if [ -n "${GIT_PS1_SHOWUNTRACKEDFILES-}" ] &&
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[ "$(git config --bool bash.showUntrackedFiles)" != "false" ] &&
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git ls-files --others --exclude-standard --error-unmatch -- ':/*' >/dev/null 2>/dev/null
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git ls-files --others --exclude-standard --directory --no-empty-directory --error-unmatch -- ':/*' >/dev/null 2>/dev/null
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then
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u="%${ZSH_VERSION+%}"
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fi
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if [ -n "${GIT_PS1_COMPRESSSPARSESTATE}" ] &&
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[ "$(git config --bool core.sparseCheckout)" = "true" ]; then
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h="?"
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fi
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if [ -n "${GIT_PS1_SHOWUPSTREAM-}" ]; then
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__git_ps1_show_upstream
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fi
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@@ -499,9 +555,11 @@ __git_ps1 ()
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local z="${GIT_PS1_STATESEPARATOR-" "}"
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# NO color option unless in PROMPT_COMMAND mode
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if [ $pcmode = yes ] && [ -n "${GIT_PS1_SHOWCOLORHINTS-}" ]; then
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__git_ps1_colorize_gitstring
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# NO color option unless in PROMPT_COMMAND mode or it's Zsh
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if [ -n "${GIT_PS1_SHOWCOLORHINTS-}" ]; then
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if [ $pcmode = yes ] || [ -n "${ZSH_VERSION-}" ]; then
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__git_ps1_colorize_gitstring
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fi
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fi
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b=${b##refs/heads/}
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@@ -510,8 +568,8 @@ __git_ps1 ()
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b="\${__git_ps1_branch_name}"
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fi
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local f="$w$i$s$u"
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local gitstring="$c$b${f:+$z$f}$r$p"
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local f="$h$w$i$s$u"
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local gitstring="$c$b${f:+$z$f}${sparse}$r$p"
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if [ $pcmode = yes ]; then
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if [ "${__git_printf_supports_v-}" != yes ]; then
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