git-prompt.sh: document GIT_PS1_STATESEPARATOR

diff --git a/contrib/completion/git-prompt.sh b/contrib/completion/git-prompt.sh
index d2af85403d5053ad4c6dd5d5a4761e0de9eb8838..be5467bb45d2c77baa261df7c1fb0f0985dafec6 100644 (file)
--- a/contrib/completion/git-prompt.sh
+++ b/contrib/completion/git-prompt.sh
@@ -61,6 +61,10 @@
 #     git           always compare HEAD to @{upstream}
 #     svn           always compare HEAD to your SVN upstream
 #
+# You can change the separator between the branch name and the above
+# state symbols by setting GIT_PS1_STATESEPARATOR. The default separator
+# is SP.
+#
 # By default, __git_ps1 will compare HEAD to your SVN upstream if it can
 # find one, or @{upstream} otherwise.  Once you have set
 # GIT_PS1_SHOWUPSTREAM, you can override it on a per-repository basis by
@@ -263,14 +267,21 @@ __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 "$g/rebase-apply/applying" ]; then
@@ -282,6 +293,8 @@ __git_ps1 ()
                                r="|MERGING"
                        elif [ -f "$g/CHERRY_PICK_HEAD" ]; then
                                r="|CHERRY-PICKING"
+                       elif [ -f "$g/REVERT_HEAD" ]; then
+                               r="|REVERTING"
                        elif [ -f "$g/BISECT_LOG" ]; then
                                r="|BISECTING"
                        fi
@@ -306,6 +319,10 @@ __git_ps1 ()
                        }
                fi
 
+               if [ -n "$step" ] && [ -n "$total" ]; then
+                       r="$r $step/$total"
+               fi
+
                local w=""
                local i=""
                local s=""
@@ -346,6 +363,7 @@ __git_ps1 ()
                        fi
                fi
 
+               local z="${GIT_PS1_STATESEPARATOR-" "}"
                local f="$w$i$s$u"
                if [ $pcmode = yes ]; then
                        local gitstring=
@@ -371,7 +389,7 @@ __git_ps1 ()
                                gitstring="\[$branch_color\]$branchstring\[$c_clear\]"
 
                                if [ -n "$w$i$s$u$r$p" ]; then
-                                       gitstring="$gitstring "
+                                       gitstring="$gitstring$z"
                                fi
                                if [ "$w" = "*" ]; then
                                        gitstring="$gitstring\[$bad_color\]$w"
@@ -387,13 +405,13 @@ __git_ps1 ()
                                fi
                                gitstring="$gitstring\[$c_clear\]$r$p"
                        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
 }