Merge branch 'tg/maint-zsh-svn-remote-prompt'
[gitweb.git] / contrib / completion / git-prompt.sh
index 756a9514591c7664c82c93d3a6d50d91f46857d8..9f4e6a368cf590ccfc9e469ad8820e2af93c3568 100644 (file)
@@ -20,7 +20,8 @@
 #        <post>, which are strings you would put in $PS1 before
 #        and after the status string generated by the git-prompt
 #        machinery.  e.g.
-#           PROMPT_COMMAND='__git_ps1 "\u@\h:\w" "\\\$ "'
+#        Bash: PROMPT_COMMAND='__git_ps1 "\u@\h:\w" "\\\$ "'
+#        ZSH:  precmd () { __git_ps1 "%n" ":%~$ " "|%s" }
 #        will show username, at-sign, host, colon, cwd, then
 #        various status string, followed by dollar and SP, as
 #        your prompt.
@@ -124,7 +125,7 @@ __git_ps1_show_upstream ()
                        fi
                        ;;
                svn-remote.*.url)
-                       svn_remote[ $((${#svn_remote[@]} + 1)) ]="$value"
+                       svn_remote[$((${#svn_remote[@]} + 1))]="$value"
                        svn_url_pattern+="\\|$value"
                        upstream=svn+git # default upstream is SVN if available, else git
                        ;;
@@ -146,10 +147,11 @@ __git_ps1_show_upstream ()
        svn*)
                # get the upstream from the "git-svn-id: ..." in a commit message
                # (git-svn uses essentially the same procedure internally)
-               local svn_upstream=($(git log --first-parent -1 \
+               local -a svn_upstream
+               svn_upstream=($(git log --first-parent -1 \
                                        --grep="^git-svn-id: \(${svn_url_pattern#??}\)" 2>/dev/null))
                if [[ 0 -ne ${#svn_upstream[@]} ]]; then
-                       svn_upstream=${svn_upstream[ ${#svn_upstream[@]} - 2 ]}
+                       svn_upstream=${svn_upstream[${#svn_upstream[@]} - 2]}
                        svn_upstream=${svn_upstream%@*}
                        local n_stop="${#svn_remote[@]}"
                        for ((n=1; n <= n_stop; n++)); do
@@ -222,6 +224,85 @@ __git_ps1_show_upstream ()
 
 }
 
+# Helper function that is meant to be called from __git_ps1.  It
+# builds up a gitstring injecting color codes into the appropriate
+# places.
+__git_ps1_colorize_gitstring ()
+{
+       if [[ -n ${ZSH_VERSION-} ]]; then
+               local c_red='%F{red}'
+               local c_green='%F{green}'
+               local c_lblue='%F{blue}'
+               local c_clear='%f'
+               local bad_color=$c_red
+               local ok_color=$c_green
+               local branch_color="$c_clear"
+               local flags_color="$c_lblue"
+               local branchstring="$c${b##refs/heads/}"
+
+               if [ $detached = no ]; then
+                       branch_color="$ok_color"
+               else
+                       branch_color="$bad_color"
+               fi
+
+               gitstring="$branch_color$branchstring$c_clear"
+
+               if [ -n "$w$i$s$u$r$p" ]; then
+                       gitstring="$gitstring$z"
+               fi
+               if [ "$w" = "*" ]; then
+                       gitstring="$gitstring$bad_color$w"
+               fi
+               if [ -n "$i" ]; then
+                       gitstring="$gitstring$ok_color$i"
+               fi
+               if [ -n "$s" ]; then
+                       gitstring="$gitstring$flags_color$s"
+               fi
+               if [ -n "$u" ]; then
+                       gitstring="$gitstring$bad_color$u"
+               fi
+               gitstring="$gitstring$c_clear$r$p"
+               return
+       fi
+       local c_red='\e[31m'
+       local c_green='\e[32m'
+       local c_lblue='\e[1;34m'
+       local c_clear='\e[0m'
+       local bad_color=$c_red
+       local ok_color=$c_green
+       local branch_color="$c_clear"
+       local flags_color="$c_lblue"
+       local branchstring="$c${b##refs/heads/}"
+
+       if [ $detached = no ]; then
+               branch_color="$ok_color"
+       else
+               branch_color="$bad_color"
+       fi
+
+       # Setting gitstring directly with \[ and \] around colors
+       # is necessary to prevent wrapping issues!
+       gitstring="\[$branch_color\]$branchstring\[$c_clear\]"
+
+       if [ -n "$w$i$s$u$r$p" ]; then
+               gitstring="$gitstring$z"
+       fi
+       if [ "$w" = "*" ]; then
+               gitstring="$gitstring\[$bad_color\]$w"
+       fi
+       if [ -n "$i" ]; then
+               gitstring="$gitstring\[$ok_color\]$i"
+       fi
+       if [ -n "$s" ]; then
+               gitstring="$gitstring\[$flags_color\]$s"
+       fi
+       if [ -n "$u" ]; then
+               gitstring="$gitstring\[$bad_color\]$u"
+       fi
+       gitstring="$gitstring\[$c_clear\]$r$p"
+}
 
 # __git_ps1 accepts 0 or 1 arguments (i.e., format string)
 # when called from PS1 using command substitution
@@ -263,14 +344,21 @@ __git_ps1 ()
        else
                local r=""
                local b=""
-               if [ -f "$g/rebase-merge/interactive" ]; then
-                       r="|REBASE-i"
-                       b="$(cat "$g/rebase-merge/head-name")"
-               elif [ -d "$g/rebase-merge" ]; then
-                       r="|REBASE-m"
+               local step=""
+               local total=""
+               if [ -d "$g/rebase-merge" ]; then
                        b="$(cat "$g/rebase-merge/head-name")"
+                       step=$(cat "$g/rebase-merge/msgnum")
+                       total=$(cat "$g/rebase-merge/end")
+                       if [ -f "$g/rebase-merge/interactive" ]; then
+                               r="|REBASE-i"
+                       else
+                               r="|REBASE-m"
+                       fi
                else
                        if [ -d "$g/rebase-apply" ]; then
+                               step=$(cat "$g/rebase-apply/next")
+                               total=$(cat "$g/rebase-apply/last")
                                if [ -f "$g/rebase-apply/rebasing" ]; then
                                        r="|REBASE"
                                elif [ -f "$g/rebase-apply/applying" ]; then
@@ -308,6 +396,10 @@ __git_ps1 ()
                        }
                fi
 
+               if [ -n "$step" ] && [ -n "$total" ]; then
+                       r="$r $step/$total"
+               fi
+
                local w=""
                local i=""
                local s=""
@@ -340,7 +432,7 @@ __git_ps1 ()
                           [ "$(git config --bool bash.showUntrackedFiles)" != "false" ] &&
                           [ -n "$(git ls-files --others --exclude-standard)" ]
                        then
-                               u="%"
+                               u="%${ZSH_VERSION+%}"
                        fi
 
                        if [ -n "${GIT_PS1_SHOWUPSTREAM-}" ]; then
@@ -348,54 +440,20 @@ __git_ps1 ()
                        fi
                fi
 
+               local z="${GIT_PS1_STATESEPARATOR-" "}"
                local f="$w$i$s$u"
                if [ $pcmode = yes ]; then
                        local gitstring=
                        if [ -n "${GIT_PS1_SHOWCOLORHINTS-}" ]; then
-                               local c_red='\e[31m'
-                               local c_green='\e[32m'
-                               local c_lblue='\e[1;34m'
-                               local c_clear='\e[0m'
-                               local bad_color=$c_red
-                               local ok_color=$c_green
-                               local branch_color="$c_clear"
-                               local flags_color="$c_lblue"
-                               local branchstring="$c${b##refs/heads/}"
-
-                               if [ $detached = no ]; then
-                                       branch_color="$ok_color"
-                               else
-                                       branch_color="$bad_color"
-                               fi
-
-                               # Setting gitstring directly with \[ and \] around colors
-                               # is necessary to prevent wrapping issues!
-                               gitstring="\[$branch_color\]$branchstring\[$c_clear\]"
-
-                               if [ -n "$w$i$s$u$r$p" ]; then
-                                       gitstring="$gitstring "
-                               fi
-                               if [ "$w" = "*" ]; then
-                                       gitstring="$gitstring\[$bad_color\]$w"
-                               fi
-                               if [ -n "$i" ]; then
-                                       gitstring="$gitstring\[$ok_color\]$i"
-                               fi
-                               if [ -n "$s" ]; then
-                                       gitstring="$gitstring\[$flags_color\]$s"
-                               fi
-                               if [ -n "$u" ]; then
-                                       gitstring="$gitstring\[$bad_color\]$u"
-                               fi
-                               gitstring="$gitstring\[$c_clear\]$r$p"
+                               __git_ps1_colorize_gitstring
                        else
-                               gitstring="$c${b##refs/heads/}${f:+ $f}$r$p"
+                               gitstring="$c${b##refs/heads/}${f:+$z$f}$r$p"
                        fi
                        gitstring=$(printf -- "$printf_format" "$gitstring")
                        PS1="$ps1pc_start$gitstring$ps1pc_end"
                else
                        # NO color option unless in PROMPT_COMMAND mode
-                       printf -- "$printf_format" "$c${b##refs/heads/}${f:+ $f}$r$p"
+                       printf -- "$printf_format" "$c${b##refs/heads/}${f:+$z$f}$r$p"
                fi
        fi
 }