Merge remote-tracking branch 'orig/master'

7 files changed, 1324 insertions, 989 deletions

diff --git a/plugins/gitfast/README.md b/plugins/gitfast/README.md
index c3073709e..84e35d77c 100644
--- a/plugins/gitfast/README.md
+++ b/plugins/gitfast/README.md
@@ -10,129 +10,6 @@ plugins=(... gitfast)
 
 ## Aliases
 
-| Alias                | Command                                                                                                                                |
-| -------------------- | -------------------------------------------------------------------------------------------------------------------------------------- |
-| g                    | `git`                                                                                                                                  |
-| ga                   | `git add`                                                                                                                              |
-| gaa                  | `git add --all`                                                                                                                        |
-| gapa                 | `git add --patch`                                                                                                                      |
-| gau                  | `git add --update`                                                                                                                     |
-| gb                   | `git branch`                                                                                                                           |
-| gba                  | `git branch -a`                                                                                                                        |
-| gbd                  | `git branch -d`                                                                                                                        |
-| gbda                 | `git branch --no-color --merged | command grep -vE "^(\*|\s*(master|develop|dev)\s*$)" | command xargs -n 1 git branch -d`             |
-| gbl                  | `git blame -b -w`                                                                                                                      |
-| gbnm                 | `git branch --no-merged`                                                                                                               |
-| gbr                  | `git branch --remote`                                                                                                                  |
-| gbs                  | `git bisect`                                                                                                                           |
-| gbsb                 | `git bisect bad`                                                                                                                       |
-| gbsg                 | `git bisect good`                                                                                                                      |
-| gbsr                 | `git bisect reset`                                                                                                                     |
-| gbss                 | `git bisect start`                                                                                                                     |
-| gc                   | `git commit -v`                                                                                                                        |
-| gc!                  | `git commit -v --amend`                                                                                                                |
-| gca                  | `git commit -v -a`                                                                                                                     |
-| gca!                 | `git commit -v -a --amend`                                                                                                             |
-| gcam                 | `git commit -a -m`                                                                                                                     |
-| gcan!                | `git commit -v -a --no-edit --amend`                                                                                                   |
-| gcans!               | `git commit -v -a -s --no-edit --amend`                                                                                                |
-| gcb                  | `git checkout -b`                                                                                                                      |
-| gcd                  | `git checkout develop`                                                                                                                 |
-| gcf                  | `git config --list`                                                                                                                    |
-| gcl                  | `git clone --recursive`                                                                                                                |
-| gclean               | `git clean -fd`                                                                                                                        |
-| gcm                  | `git checkout master`                                                                                                                  |
-| gcmsg                | `git commit -m`                                                                                                                        |
-| gcn!                 | `git commit -v --no-edit --amend`                                                                                                      |
-| gco                  | `git checkout`                                                                                                                         |
-| gcount               | `git shortlog -sn`                                                                                                                     |
-| gcp                  | `git cherry-pick`                                                                                                                      |
-| gcpa                 | `git cherry-pick --abort`                                                                                                              |
-| gcpc                 | `git cherry-pick --continue`                                                                                                           |
-| gcs                  | `git commit -S`                                                                                                                        |
-| gcsm                 | `git commit -s -m`                                                                                                                     |
-| gd                   | `git diff`                                                                                                                             |
-| gdca                 | `git diff --cached`                                                                                                                    |
-| gdct                 | `` git describe --tags `git rev-list --tags --max-count=1` ``                                                                          |
-| gdt                  | `git diff-tree --no-commit-id --name-only -r`                                                                                          |
-| gdw                  | `git diff --word-diff`                                                                                                                 |
-| gf                   | `git fetch`                                                                                                                            |
-| gfa                  | `git fetch --all --prune`                                                                                                              |
-| gfo                  | `git fetch origin`                                                                                                                     |
-| gg                   | `git gui citool`                                                                                                                       |
-| gga                  | `git gui citool --amend`                                                                                                               |
-| ggpull               | `git pull origin $(git_current_branch)`                                                                                                |
-| ggpur                | `ggu`                                                                                                                                  |
-| ggpush               | `git push origin $(git_current_branch)`                                                                                                |
-| ggsup                | `git branch --set-upstream-to=origin/$(git_current_branch)`                                                                            |
-| ghh                  | `git help`                                                                                                                             |
-| gignore              | `git update-index --assume-unchanged`                                                                                                  |
-| gignored             | `git ls-files -v | grep "^[[:lower:]]"`                                                                                                |
-| git-svn-dcommit-push | `git svn dcommit && git push github master:svntrunk`                                                                                   |
-| gk                   | `\gitk --all --branches`                                                                                                               |
-| gke                  | `\gitk --all $(git log -g --pretty=%h)`                                                                                                |
-| gl                   | `git pull`                                                                                                                             |
-| glg                  | `git log --stat`                                                                                                                       |
-| glgg                 | `git log --graph`                                                                                                                      |
-| glgga                | `git log --graph --decorate --all`                                                                                                     |
-| glgm                 | `git log --graph --max-count=10`                                                                                                       |
-| glgp                 | `git log --stat -p`                                                                                                                    |
-| glo                  | `git log --oneline --decorate`                                                                                                         |
-| glog                 | `git log --oneline --decorate --graph`                                                                                                 |
-| gloga                | `git log --oneline --decorate --graph --all`                                                                                           |
-| glol                 | `git log --graph --pretty='\''%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(bold blue)<%an>%Creset'\'' --abbrev-commit`       |
-| glola                | `git log --graph --pretty='\''%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(bold blue)<%an>%Creset'\'' --abbrev-commit --all` |
-| glp                  | `_git_log_prettily`                                                                                                                    |
-| glum                 | `git pull upstream master`                                                                                                             |
-| gm                   | `git merge`                                                                                                                            |
-| gmom                 | `git merge origin/master`                                                                                                              |
-| gmt                  | `git mergetool --no-prompt`                                                                                                            |
-| gmtvim               | `git mergetool --no-prompt --tool=vimdiff`                                                                                             |
-| gmum                 | `git merge upstream/master`                                                                                                            |
-| gp                   | `git push`                                                                                                                             |
-| gpd                  | `git push --dry-run`                                                                                                                   |
-| gpoat                | `git push origin --all && git push origin --tags`                                                                                      |
-| gpristine            | `git reset --hard && git clean -dfx`                                                                                                   |
-| gpsup                | `git push --set-upstream origin $(git_current_branch)`                                                                                 |
-| gpu                  | `git push upstream`                                                                                                                    |
-| gpv                  | `git push -v`                                                                                                                          |
-| gr                   | `git remote`                                                                                                                           |
-| gra                  | `git remote add`                                                                                                                       |
-| grb                  | `git rebase`                                                                                                                           |
-| grba                 | `git rebase --abort`                                                                                                                   |
-| grbc                 | `git rebase --continue`                                                                                                                |
-| grbi                 | `git rebase -i`                                                                                                                        |
-| grbm                 | `git rebase master`                                                                                                                    |
-| grbs                 | `git rebase --skip`                                                                                                                    |
-| grh                  | `git reset HEAD`                                                                                                                       |
-| grhh                 | `git reset HEAD --hard`                                                                                                                |
-| grmv                 | `git remote rename`                                                                                                                    |
-| grrm                 | `git remote remove`                                                                                                                    |
-| grset                | `git remote set-url`                                                                                                                   |
-| grt                  | `cd $(git rev-parse --show-toplevel || echo ".")`                                                                                      |
-| gru                  | `git reset --`                                                                                                                         |
-| grup                 | `git remote update`                                                                                                                    |
-| grv                  | `git remote -v`                                                                                                                        |
-| gsb                  | `git status -sb`                                                                                                                       |
-| gsd                  | `git svn dcommit`                                                                                                                      |
-| gsi                  | `git submodule init`                                                                                                                   |
-| gsps                 | `git show --pretty=short --show-signature`                                                                                             |
-| gsr                  | `git svn rebase`                                                                                                                       |
-| gss                  | `git status -s`                                                                                                                        |
-| gst                  | `git status`                                                                                                                           |
-| gsta                 | `git stash save`                                                                                                                       |
-| gstaa                | `git stash apply`                                                                                                                      |
-| gstc                 | `git stash clear`                                                                                                                      |
-| gstd                 | `git stash drop`                                                                                                                       |
-| gstl                 | `git stash list`                                                                                                                       |
-| gstp                 | `git stash pop`                                                                                                                        |
-| gsts                 | `git stash show --text`                                                                                                                |
-| gsu                  | `git submodule update`                                                                                                                 |
-| gts                  | `git tag -s`                                                                                                                           |
-| gtv                  | `git tag | sort -V`                                                                                                                    |
-| gunignore            | `git update-index --no-assume-unchanged`                                                                                               |
-| gunwip               | `git log -n 1 | grep -q -c "\-\-wip\-\-" && git reset HEAD~1`                                                                          |
-| gup                  | `git pull --rebase`                                                                                                                    |
-| gupv                 | `git pull --rebase -v`                                                                                                                 |
-| gwch                 | `git whatchanged -p --abbrev-commit --pretty=medium`                                                                                   |
-| gwip                 | `git add -A; git rm $(git ls-files --deleted) 2> /dev/null; git commit --no-verify -m "--wip-- [skip ci]"`                             |
+An earlier version of the plugin also loaded the git plugin. If you want to keep those
+aliases enable the [git plugin](https://github.com/robbyrussell/oh-my-zsh/tree/master/plugins/git)
+as well.
diff --git a/plugins/gitfast/_git b/plugins/gitfast/_git
index 6d1b4ecc7..886bf95d1 100644
--- a/plugins/gitfast/_git
+++ b/plugins/gitfast/_git
@@ -9,7 +9,7 @@
 #
 # If your script is somewhere else, you can configure it on your ~/.zshrc:
 #
-#  zstyle ':completion:*:*:git:*' script ~/.git-completion.sh
+#  zstyle ':completion:*:*:git:*' script ~/.git-completion.zsh
 #
 # The recommended way to install this script is to copy to '~/.zsh/_git', and
 # then add the following to your ~/.zshrc file:
@@ -30,7 +30,7 @@ if [ -z "$script" ]; then
 	local -a locations
 	local e
 	locations=(
-		"$(dirname ${funcsourcetrace[1]%:*})/git-completion.bash"
+		$(dirname ${funcsourcetrace[1]%:*})/git-completion.bash
 		'/etc/bash_completion.d/git' # fedora, old debian
 		'/usr/share/bash-completion/completions/git' # arch, ubuntu, new debian
 		'/usr/share/bash-completion/git' # gentoo
@@ -39,7 +39,7 @@ if [ -z "$script" ]; then
 		test -f $e && script="$e" && break
 	done
 fi
-ZSH_VERSION='' . "$script"
+GIT_SOURCING_ZSH_COMPLETION=y . "$script"
 
 __gitcomp ()
 {
@@ -67,6 +67,15 @@ __gitcomp ()
 	esac
 }
 
+__gitcomp_direct ()
+{
+	emulate -L zsh
+
+	local IFS=$'\n'
+	compset -P '*[=:]'
+	compadd -Q -- ${=1} && _ret=0
+}
+
 __gitcomp_nl ()
 {
 	emulate -L zsh
@@ -84,13 +93,22 @@ __gitcomp_nl_append ()
 	compadd -Q -S "${4- }" -p "${2-}" -- ${=1} && _ret=0
 }
 
+__gitcomp_file_direct ()
+{
+	emulate -L zsh
+
+	local IFS=$'\n'
+	compset -P '*[=:]'
+	compadd -f -- ${=1} && _ret=0
+}
+
 __gitcomp_file ()
 {
 	emulate -L zsh
 
 	local IFS=$'\n'
 	compset -P '*[=:]'
-	compadd -Q -p "${2-}" -f -- ${=1} && _ret=0
+	compadd -p "${2-}" -f -- ${=1} && _ret=0
 }
 
 __git_zsh_bash_func ()
@@ -214,10 +232,8 @@ _git ()
 
 	if (( $+functions[__${service}_zsh_main] )); then
 		__${service}_zsh_main
-	elif (( $+functions[__${service}_main] )); then
+	else
 		emulate ksh -c __${service}_main
-	elif (( $+functions[_${service}] )); then
-		emulate ksh -c _${service}
 	fi
 
 	let _ret && _default && _ret=0
diff --git a/plugins/gitfast/git-completion.bash b/plugins/gitfast/git-completion.bash
index 8ce6b5c5f..e087c4bf0 100644
--- a/plugins/gitfast/git-completion.bash
+++ b/plugins/gitfast/git-completion.bash
@@ -28,27 +28,58 @@
 # completion style.  For example '!f() { : git commit ; ... }; f' will
 # tell the completion to use commit completion.  This also works with aliases
 # of form "!sh -c '...'".  For example, "!sh -c ': git commit ; ... '".
+#
+# Compatible with bash 3.2.57.
+#
+# You can set the following environment variables to influence the behavior of
+# the completion routines:
+#
+#   GIT_COMPLETION_CHECKOUT_NO_GUESS
+#
+#     When set to "1", do not include "DWIM" suggestions in git-checkout
+#     and git-switch completion (e.g., completing "foo" when "origin/foo"
+#     exists).
 
 case "$COMP_WORDBREAKS" in
 *:*) : great ;;
 *)   COMP_WORDBREAKS="$COMP_WORDBREAKS:"
 esac
 
+# Discovers the path to the git repository taking any '--git-dir=<path>' and
+# '-C <path>' options into account and stores it in the $__git_repo_path
+# variable.
+__git_find_repo_path ()
+{
+	if [ -n "$__git_repo_path" ]; then
+		# we already know where it is
+		return
+	fi
+
+	if [ -n "${__git_C_args-}" ]; then
+		__git_repo_path="$(git "${__git_C_args[@]}" \
+			${__git_dir:+--git-dir="$__git_dir"} \
+			rev-parse --absolute-git-dir 2>/dev/null)"
+	elif [ -n "${__git_dir-}" ]; then
+		test -d "$__git_dir" &&
+		__git_repo_path="$__git_dir"
+	elif [ -n "${GIT_DIR-}" ]; then
+		test -d "${GIT_DIR-}" &&
+		__git_repo_path="$GIT_DIR"
+	elif [ -d .git ]; then
+		__git_repo_path=.git
+	else
+		__git_repo_path="$(git rev-parse --git-dir 2>/dev/null)"
+	fi
+}
+
+# Deprecated: use __git_find_repo_path() and $__git_repo_path instead
 # __gitdir accepts 0 or 1 arguments (i.e., location)
 # returns location of .git repo
 __gitdir ()
 {
 	if [ -z "${1-}" ]; then
-		if [ -n "${__git_dir-}" ]; then
-			echo "$__git_dir"
-		elif [ -n "${GIT_DIR-}" ]; then
-			test -d "${GIT_DIR-}" || return 1
-			echo "$GIT_DIR"
-		elif [ -d .git ]; then
-			echo .git
-		else
-			git rev-parse --git-dir 2>/dev/null
-		fi
+		__git_find_repo_path || return 1
+		echo "$__git_repo_path"
 	elif [ -d "$1/.git" ]; then
 		echo "$1/.git"
 	else
@@ -56,6 +87,78 @@ __gitdir ()
 	fi
 }
 
+# Runs git with all the options given as argument, respecting any
+# '--git-dir=<path>' and '-C <path>' options present on the command line
+__git ()
+{
+	git ${__git_C_args:+"${__git_C_args[@]}"} \
+		${__git_dir:+--git-dir="$__git_dir"} "$@" 2>/dev/null
+}
+
+# Removes backslash escaping, single quotes and double quotes from a word,
+# stores the result in the variable $dequoted_word.
+# 1: The word to dequote.
+__git_dequote ()
+{
+	local rest="$1" len ch
+
+	dequoted_word=""
+
+	while test -n "$rest"; do
+		len=${#dequoted_word}
+		dequoted_word="$dequoted_word${rest%%[\\\'\"]*}"
+		rest="${rest:$((${#dequoted_word}-$len))}"
+
+		case "${rest:0:1}" in
+		\\)
+			ch="${rest:1:1}"
+			case "$ch" in
+			$'\n')
+				;;
+			*)
+				dequoted_word="$dequoted_word$ch"
+				;;
+			esac
+			rest="${rest:2}"
+			;;
+		\')
+			rest="${rest:1}"
+			len=${#dequoted_word}
+			dequoted_word="$dequoted_word${rest%%\'*}"
+			rest="${rest:$((${#dequoted_word}-$len+1))}"
+			;;
+		\")
+			rest="${rest:1}"
+			while test -n "$rest" ; do
+				len=${#dequoted_word}
+				dequoted_word="$dequoted_word${rest%%[\\\"]*}"
+				rest="${rest:$((${#dequoted_word}-$len))}"
+				case "${rest:0:1}" in
+				\\)
+					ch="${rest:1:1}"
+					case "$ch" in
+					\"|\\|\$|\`)
+						dequoted_word="$dequoted_word$ch"
+						;;
+					$'\n')
+						;;
+					*)
+						dequoted_word="$dequoted_word\\$ch"
+						;;
+					esac
+					rest="${rest:2}"
+					;;
+				\")
+					rest="${rest:1}"
+					break
+					;;
+				esac
+			done
+			;;
+		esac
+	done
+}
+
 # The following function is based on code from:
 #
 #   bash_completion - programmable completion functions for bash 3.2+
@@ -75,8 +178,7 @@ __gitdir ()
 #   GNU General Public License for more details.
 #
 #   You should have received a copy of the GNU General Public License
-#   along with this program; if not, write to the Free Software Foundation,
-#   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+#   along with this program; if not, see <http://www.gnu.org/licenses/>.
 #
 #   The latest version of this software can be obtained here:
 #
@@ -185,6 +287,20 @@ _get_comp_words_by_ref ()
 }
 fi
 
+# Fills the COMPREPLY array with prefiltered words without any additional
+# processing.
+# Callers must take care of providing only words that match the current word
+# to be completed and adding any prefix and/or suffix (trailing space!), if
+# necessary.
+# 1: List of newline-separated matching completion words, complete with
+#    prefix and suffix.
+__gitcomp_direct ()
+{
+	local IFS=$'\n'
+
+	COMPREPLY=($1)
+}
+
 __gitcompappend ()
 {
 	local x i=${#COMPREPLY[@]}
@@ -215,9 +331,32 @@ __gitcomp ()
 	case "$cur_" in
 	--*=)
 		;;
+	--no-*)
+		local c i=0 IFS=$' \t\n'
+		for c in $1; do
+			if [[ $c == "--" ]]; then
+				continue
+			fi
+			c="$c${4-}"
+			if [[ $c == "$cur_"* ]]; then
+				case $c in
+				--*=*|*.) ;;
+				*) c="$c " ;;
+				esac
+				COMPREPLY[i++]="${2-}$c"
+			fi
+		done
+		;;
 	*)
 		local c i=0 IFS=$' \t\n'
 		for c in $1; do
+			if [[ $c == "--" ]]; then
+				c="--no-...${4-}"
+				if [[ $c == "$cur_"* ]]; then
+					COMPREPLY[i++]="${2-}$c "
+				fi
+				break
+			fi
 			c="$c${4-}"
 			if [[ $c == "$cur_"* ]]; then
 				case $c in
@@ -231,6 +370,48 @@ __gitcomp ()
 	esac
 }
 
+# Clear the variables caching builtins' options when (re-)sourcing
+# the completion script.
+if [[ -n ${ZSH_VERSION-} ]]; then
+	unset $(set |sed -ne 's/^\(__gitcomp_builtin_[a-zA-Z0-9_][a-zA-Z0-9_]*\)=.*/\1/p') 2>/dev/null
+else
+	unset $(compgen -v __gitcomp_builtin_)
+fi
+
+# This function is equivalent to
+#
+#    __gitcomp "$(git xxx --git-completion-helper) ..."
+#
+# except that the output is cached. Accept 1-3 arguments:
+# 1: the git command to execute, this is also the cache key
+# 2: extra options to be added on top (e.g. negative forms)
+# 3: options to be excluded
+__gitcomp_builtin ()
+{
+	# spaces must be replaced with underscore for multi-word
+	# commands, e.g. "git remote add" becomes remote_add.
+	local cmd="$1"
+	local incl="$2"
+	local excl="$3"
+
+	local var=__gitcomp_builtin_"${cmd/-/_}"
+	local options
+	eval "options=\$$var"
+
+	if [ -z "$options" ]; then
+		# leading and trailing spaces are significant to make
+		# option removal work correctly.
+		options=" $incl $(__git ${cmd/_/ } --git-completion-helper) " || return
+
+		for i in $excl; do
+			options="${options/ $i / }"
+		done
+		eval "$var=\"$options\""
+	fi
+
+	__gitcomp "$options"
+}
+
 # Variation of __gitcomp_nl () that appends to the existing list of
 # completion candidates, COMPREPLY.
 __gitcomp_nl_append ()
@@ -254,6 +435,24 @@ __gitcomp_nl ()
 	__gitcomp_nl_append "$@"
 }
 
+# Fills the COMPREPLY array with prefiltered paths without any additional
+# processing.
+# Callers must take care of providing only paths that match the current path
+# to be completed and adding any prefix path components, if necessary.
+# 1: List of newline-separated matching paths, complete with all prefix
+#    path components.
+__gitcomp_file_direct ()
+{
+	local IFS=$'\n'
+
+	COMPREPLY=($1)
+
+	# use a hack to enable file mode in bash < 4
+	compopt -o filenames +o nospace 2>/dev/null ||
+	compgen -f /non-existing-dir/ >/dev/null ||
+	true
+}
+
 # Generates completion reply with compgen from newline-separated possible
 # completion filenames.
 # It accepts 1 to 3 arguments:
@@ -273,7 +472,8 @@ __gitcomp_file ()
 
 	# use a hack to enable file mode in bash < 4
 	compopt -o filenames +o nospace 2>/dev/null ||
-	compgen -f /non-existing-dir/ > /dev/null
+	compgen -f /non-existing-dir/ >/dev/null ||
+	true
 }
 
 # Execute 'git ls-files', unless the --committable option is specified, in
@@ -283,11 +483,13 @@ __gitcomp_file ()
 __git_ls_files_helper ()
 {
 	if [ "$2" == "--committable" ]; then
-		git -C "$1" diff-index --name-only --relative HEAD
+		__git -C "$1" -c core.quotePath=false diff-index \
+			--name-only --relative HEAD -- "${3//\\/\\\\}*"
 	else
 		# NOTE: $2 is not quoted in order to support multiple options
-		git -C "$1" ls-files --exclude-standard $2
-	fi 2>/dev/null
+		__git -C "$1" -c core.quotePath=false ls-files \
+			--exclude-standard $2 -- "${3//\\/\\\\}*"
+	fi
 }
 
 
@@ -297,101 +499,283 @@ __git_ls_files_helper ()
 #    If provided, only files within the specified directory are listed.
 #    Sub directories are never recursed.  Path must have a trailing
 #    slash.
+# 3: List only paths matching this path component (optional).
 __git_index_files ()
 {
-	local dir="$(__gitdir)" root="${2-.}" file
+	local root="$2" match="$3"
 
-	if [ -d "$dir" ]; then
-		__git_ls_files_helper "$root" "$1" |
-		while read -r file; do
-			case "$file" in
-			?*/*) echo "${file%%/*}" ;;
-			*) echo "$file" ;;
-			esac
-		done | sort | uniq
-	fi
+	__git_ls_files_helper "$root" "$1" "$match" |
+	awk -F / -v pfx="${2//\\/\\\\}" '{
+		paths[$1] = 1
+	}
+	END {
+		for (p in paths) {
+			if (substr(p, 1, 1) != "\"") {
+				# No special characters, easy!
+				print pfx p
+				continue
+			}
+
+			# The path is quoted.
+			p = dequote(p)
+			if (p == "")
+				continue
+
+			# Even when a directory name itself does not contain
+			# any special characters, it will still be quoted if
+			# any of its (stripped) trailing path components do.
+			# Because of this we may have seen the same direcory
+			# both quoted and unquoted.
+			if (p in paths)
+				# We have seen the same directory unquoted,
+				# skip it.
+				continue
+			else
+				print pfx p
+		}
+	}
+	function dequote(p,    bs_idx, out, esc, esc_idx, dec) {
+		# Skip opening double quote.
+		p = substr(p, 2)
+
+		# Interpret backslash escape sequences.
+		while ((bs_idx = index(p, "\\")) != 0) {
+			out = out substr(p, 1, bs_idx - 1)
+			esc = substr(p, bs_idx + 1, 1)
+			p = substr(p, bs_idx + 2)
+
+			if ((esc_idx = index("abtvfr\"\\", esc)) != 0) {
+				# C-style one-character escape sequence.
+				out = out substr("\a\b\t\v\f\r\"\\",
+						 esc_idx, 1)
+			} else if (esc == "n") {
+				# Uh-oh, a newline character.
+				# We cant reliably put a pathname
+				# containing a newline into COMPREPLY,
+				# and the newline would create a mess.
+				# Skip this path.
+				return ""
+			} else {
+				# Must be a \nnn octal value, then.
+				dec = esc             * 64 + \
+				      substr(p, 1, 1) * 8  + \
+				      substr(p, 2, 1)
+				out = out sprintf("%c", dec)
+				p = substr(p, 3)
+			}
+		}
+		# Drop closing double quote, if there is one.
+		# (There isnt any if this is a directory, as it was
+		# already stripped with the trailing path components.)
+		if (substr(p, length(p), 1) == "\"")
+			out = out substr(p, 1, length(p) - 1)
+		else
+			out = out p
+
+		return out
+	}'
 }
 
+# __git_complete_index_file requires 1 argument:
+# 1: the options to pass to ls-file
+#
+# The exception is --committable, which finds the files appropriate commit.
+__git_complete_index_file ()
+{
+	local dequoted_word pfx="" cur_
+
+	__git_dequote "$cur"
+
+	case "$dequoted_word" in
+	?*/*)
+		pfx="${dequoted_word%/*}/"
+		cur_="${dequoted_word##*/}"
+		;;
+	*)
+		cur_="$dequoted_word"
+	esac
+
+	__gitcomp_file_direct "$(__git_index_files "$1" "$pfx" "$cur_")"
+}
+
+# Lists branches from the local repository.
+# 1: A prefix to be added to each listed branch (optional).
+# 2: List only branches matching this word (optional; list all branches if
+#    unset or empty).
+# 3: A suffix to be appended to each listed branch (optional).
 __git_heads ()
 {
-	local dir="$(__gitdir)"
-	if [ -d "$dir" ]; then
-		git --git-dir="$dir" for-each-ref --format='%(refname:short)' \
-			refs/heads
-		return
-	fi
+	local pfx="${1-}" cur_="${2-}" sfx="${3-}"
+
+	__git for-each-ref --format="${pfx//\%/%%}%(refname:strip=2)$sfx" \
+			"refs/heads/$cur_*" "refs/heads/$cur_*/**"
 }
 
+# Lists tags from the local repository.
+# Accepts the same positional parameters as __git_heads() above.
 __git_tags ()
 {
-	local dir="$(__gitdir)"
-	if [ -d "$dir" ]; then
-		git --git-dir="$dir" for-each-ref --format='%(refname:short)' \
-			refs/tags
-		return
-	fi
+	local pfx="${1-}" cur_="${2-}" sfx="${3-}"
+
+	__git for-each-ref --format="${pfx//\%/%%}%(refname:strip=2)$sfx" \
+			"refs/tags/$cur_*" "refs/tags/$cur_*/**"
 }
 
-# __git_refs accepts 0, 1 (to pass to __gitdir), or 2 arguments
-# presence of 2nd argument means use the guess heuristic employed
-# by checkout for tracking branches
+# Lists refs from the local (by default) or from a remote repository.
+# It accepts 0, 1 or 2 arguments:
+# 1: The remote to list refs from (optional; ignored, if set but empty).
+#    Can be the name of a configured remote, a path, or a URL.
+# 2: In addition to local refs, list unique branches from refs/remotes/ for
+#    'git checkout's tracking DWIMery (optional; ignored, if set but empty).
+# 3: A prefix to be added to each listed ref (optional).
+# 4: List only refs matching this word (optional; list all refs if unset or
+#    empty).
+# 5: A suffix to be appended to each listed ref (optional; ignored, if set
+#    but empty).
+#
+# Use __git_complete_refs() instead.
 __git_refs ()
 {
-	local i hash dir="$(__gitdir "${1-}")" track="${2-}"
+	local i hash dir track="${2-}"
+	local list_refs_from=path remote="${1-}"
 	local format refs
-	if [ -d "$dir" ]; then
-		case "$cur" in
+	local pfx="${3-}" cur_="${4-$cur}" sfx="${5-}"
+	local match="${4-}"
+	local fer_pfx="${pfx//\%/%%}" # "escape" for-each-ref format specifiers
+
+	__git_find_repo_path
+	dir="$__git_repo_path"
+
+	if [ -z "$remote" ]; then
+		if [ -z "$dir" ]; then
+			return
+		fi
+	else
+		if __git_is_configured_remote "$remote"; then
+			# configured remote takes precedence over a
+			# local directory with the same name
+			list_refs_from=remote
+		elif [ -d "$remote/.git" ]; then
+			dir="$remote/.git"
+		elif [ -d "$remote" ]; then
+			dir="$remote"
+		else
+			list_refs_from=url
+		fi
+	fi
+
+	if [ "$list_refs_from" = path ]; then
+		if [[ "$cur_" == ^* ]]; then
+			pfx="$pfx^"
+			fer_pfx="$fer_pfx^"
+			cur_=${cur_#^}
+			match=${match#^}
+		fi
+		case "$cur_" in
 		refs|refs/*)
 			format="refname"
-			refs="${cur%/*}"
+			refs=("$match*" "$match*/**")
 			track=""
 			;;
 		*)
-			for i in HEAD FETCH_HEAD ORIG_HEAD MERGE_HEAD; do
-				if [ -e "$dir/$i" ]; then echo $i; fi
+			for i in HEAD FETCH_HEAD ORIG_HEAD MERGE_HEAD REBASE_HEAD; do
+				case "$i" in
+				$match*)
+					if [ -e "$dir/$i" ]; then
+						echo "$pfx$i$sfx"
+					fi
+					;;
+				esac
 			done
-			format="refname:short"
-			refs="refs/tags refs/heads refs/remotes"
+			format="refname:strip=2"
+			refs=("refs/tags/$match*" "refs/tags/$match*/**"
+				"refs/heads/$match*" "refs/heads/$match*/**"
+				"refs/remotes/$match*" "refs/remotes/$match*/**")
 			;;
 		esac
-		git --git-dir="$dir" for-each-ref --format="%($format)" \
-			$refs
+		__git_dir="$dir" __git for-each-ref --format="$fer_pfx%($format)$sfx" \
+			"${refs[@]}"
 		if [ -n "$track" ]; then
 			# employ the heuristic used by git checkout
 			# Try to find a remote branch that matches the completion word
 			# but only output if the branch name is unique
-			local ref entry
-			git --git-dir="$dir" for-each-ref --shell --format="ref=%(refname:short)" \
-				"refs/remotes/" | \
-			while read -r entry; do
-				eval "$entry"
-				ref="${ref#*/}"
-				if [[ "$ref" == "$cur"* ]]; then
-					echo "$ref"
-				fi
-			done | sort | uniq -u
+			__git for-each-ref --format="$fer_pfx%(refname:strip=3)$sfx" \
+				--sort="refname:strip=3" \
+				"refs/remotes/*/$match*" "refs/remotes/*/$match*/**" | \
+			uniq -u
 		fi
 		return
 	fi
-	case "$cur" in
+	case "$cur_" in
 	refs|refs/*)
-		git ls-remote "$dir" "$cur*" 2>/dev/null | \
+		__git ls-remote "$remote" "$match*" | \
 		while read -r hash i; do
 			case "$i" in
 			*^{}) ;;
-			*) echo "$i" ;;
+			*) echo "$pfx$i$sfx" ;;
 			esac
 		done
 		;;
 	*)
-		echo "HEAD"
-		git for-each-ref --format="%(refname:short)" -- \
-			"refs/remotes/$dir/" 2>/dev/null | sed -e "s#^$dir/##"
+		if [ "$list_refs_from" = remote ]; then
+			case "HEAD" in
+			$match*)	echo "${pfx}HEAD$sfx" ;;
+			esac
+			__git for-each-ref --format="$fer_pfx%(refname:strip=3)$sfx" \
+				"refs/remotes/$remote/$match*" \
+				"refs/remotes/$remote/$match*/**"
+		else
+			local query_symref
+			case "HEAD" in
+			$match*)	query_symref="HEAD" ;;
+			esac
+			__git ls-remote "$remote" $query_symref \
+				"refs/tags/$match*" "refs/heads/$match*" \
+				"refs/remotes/$match*" |
+			while read -r hash i; do
+				case "$i" in
+				*^{})	;;
+				refs/*)	echo "$pfx${i#refs/*/}$sfx" ;;
+				*)	echo "$pfx$i$sfx" ;;  # symbolic refs
+				esac
+			done
+		fi
 		;;
 	esac
 }
 
+# Completes refs, short and long, local and remote, symbolic and pseudo.
+#
+# Usage: __git_complete_refs [<option>]...
+# --remote=<remote>: The remote to list refs from, can be the name of a
+#                    configured remote, a path, or a URL.
+# --track: List unique remote branches for 'git checkout's tracking DWIMery.
+# --pfx=<prefix>: A prefix to be added to each ref.
+# --cur=<word>: The current ref to be completed.  Defaults to the current
+#               word to be completed.
+# --sfx=<suffix>: A suffix to be appended to each ref instead of the default
+#                 space.
+__git_complete_refs ()
+{
+	local remote track pfx cur_="$cur" sfx=" "
+
+	while test $# != 0; do
+		case "$1" in
+		--remote=*)	remote="${1##--remote=}" ;;
+		--track)	track="yes" ;;
+		--pfx=*)	pfx="${1##--pfx=}" ;;
+		--cur=*)	cur_="${1##--cur=}" ;;
+		--sfx=*)	sfx="${1##--sfx=}" ;;
+		*)		return 1 ;;
+		esac
+		shift
+	done
+
+	__gitcomp_direct "$(__git_refs "$remote" "$track" "$pfx" "$cur_" "$sfx")"
+}
+
 # __git_refs2 requires 1 argument (to pass to __git_refs)
+# Deprecated: use __git_complete_fetch_refspecs() instead.
 __git_refs2 ()
 {
 	local i
@@ -400,11 +784,29 @@ __git_refs2 ()
 	done
 }
 
+# Completes refspecs for fetching from a remote repository.
+# 1: The remote repository.
+# 2: A prefix to be added to each listed refspec (optional).
+# 3: The ref to be completed as a refspec instead of the current word to be
+#    completed (optional)
+# 4: A suffix to be appended to each listed refspec instead of the default
+#    space (optional).
+__git_complete_fetch_refspecs ()
+{
+	local i remote="$1" pfx="${2-}" cur_="${3-$cur}" sfx="${4- }"
+
+	__gitcomp_direct "$(
+		for i in $(__git_refs "$remote" "" "" "$cur_") ; do
+			echo "$pfx$i:$i$sfx"
+		done
+		)"
+}
+
 # __git_refs_remotes requires 1 argument (to pass to ls-remote)
 __git_refs_remotes ()
 {
 	local i hash
-	git ls-remote "$1" 'refs/heads/*' 2>/dev/null | \
+	__git ls-remote "$1" 'refs/heads/*' | \
 	while read -r hash i; do
 		echo "$i:refs/remotes/$1/${i#refs/heads/}"
 	done
@@ -412,14 +814,26 @@ __git_refs_remotes ()
 
 __git_remotes ()
 {
-	local d="$(__gitdir)"
-	test -d "$d/remotes" && ls -1 "$d/remotes"
-	git --git-dir="$d" remote
+	__git_find_repo_path
+	test -d "$__git_repo_path/remotes" && ls -1 "$__git_repo_path/remotes"
+	__git remote
+}
+
+# Returns true if $1 matches the name of a configured remote, false otherwise.
+__git_is_configured_remote ()
+{
+	local remote
+	for remote in $(__git_remotes); do
+		if [ "$remote" = "$1" ]; then
+			return 0
+		fi
+	done
+	return 1
 }
 
 __git_list_merge_strategies ()
 {
-	git merge -s help 2>&1 |
+	LANG=C LC_ALL=C git merge -s help 2>&1 |
 	sed -n -e '/[Aa]vailable strategies are: /,/^$/{
 		s/\.$//
 		s/.*://
@@ -441,9 +855,14 @@ __git_compute_merge_strategies ()
 	__git_merge_strategies=$(__git_list_merge_strategies)
 }
 
+__git_merge_strategy_options="ours theirs subtree subtree= patience
+	histogram diff-algorithm= ignore-space-change ignore-all-space
+	ignore-space-at-eol renormalize no-renormalize no-renames
+	find-renames find-renames= rename-threshold="
+
 __git_complete_revlist_file ()
 {
-	local pfx ls ref cur_="$cur"
+	local dequoted_word pfx ls ref cur_="$cur"
 	case "$cur_" in
 	*..?*:*)
 		return
@@ -451,14 +870,18 @@ __git_complete_revlist_file ()
 	?*:*)
 		ref="${cur_%%:*}"
 		cur_="${cur_#*:}"
-		case "$cur_" in
+
+		__git_dequote "$cur_"
+
+		case "$dequoted_word" in
 		?*/*)
-			pfx="${cur_%/*}"
-			cur_="${cur_##*/}"
+			pfx="${dequoted_word%/*}"
+			cur_="${dequoted_word##*/}"
 			ls="$ref:$pfx"
 			pfx="$pfx/"
 			;;
 		*)
+			cur_="$dequoted_word"
 			ls="$ref"
 			;;
 		esac
@@ -468,56 +891,25 @@ __git_complete_revlist_file ()
 		*)   pfx="$ref:$pfx" ;;
 		esac
 
-		__gitcomp_nl "$(git --git-dir="$(__gitdir)" ls-tree "$ls" 2>/dev/null \
-				| sed '/^100... blob /{
-				           s,^.*	,,
-				           s,$, ,
-				       }
-				       /^120000 blob /{
-				           s,^.*	,,
-				           s,$, ,
-				       }
-				       /^040000 tree /{
-				           s,^.*	,,
-				           s,$,/,
-				       }
-				       s/^.*	//')" \
-			"$pfx" "$cur_" ""
+		__gitcomp_file "$(__git ls-tree "$ls" \
+				| sed 's/^.*	//
+				       s/$//')" \
+			"$pfx" "$cur_"
 		;;
 	*...*)
 		pfx="${cur_%...*}..."
 		cur_="${cur_#*...}"
-		__gitcomp_nl "$(__git_refs)" "$pfx" "$cur_"
+		__git_complete_refs --pfx="$pfx" --cur="$cur_"
 		;;
 	*..*)
 		pfx="${cur_%..*}.."
 		cur_="${cur_#*..}"
-		__gitcomp_nl "$(__git_refs)" "$pfx" "$cur_"
+		__git_complete_refs --pfx="$pfx" --cur="$cur_"
 		;;
 	*)
-		__gitcomp_nl "$(__git_refs)"
-		;;
-	esac
-}
-
-
-# __git_complete_index_file requires 1 argument:
-# 1: the options to pass to ls-file
-#
-# The exception is --committable, which finds the files appropriate commit.
-__git_complete_index_file ()
-{
-	local pfx="" cur_="$cur"
-
-	case "$cur_" in
-	?*/*)
-		pfx="${cur_%/*}"
-		cur_="${cur_##*/}"
-		pfx="${pfx}/"
+		__git_complete_refs
 		;;
 	esac
-
-	__gitcomp_file "$(__git_index_files "$1" ${pfx:+"$pfx"})" "$pfx" "$cur_"
 }
 
 __git_complete_file ()
@@ -541,6 +933,7 @@ __git_complete_remote_or_refspec ()
 		i="${words[c]}"
 		case "$i" in
 		--mirror) [ "$cmd" = "push" ] && no_complete_refspec=1 ;;
+		-d|--delete) [ "$cmd" = "push" ] && lhs=0 ;;
 		--all)
 			case "$cmd" in
 			push) no_complete_refspec=1 ;;
@@ -550,6 +943,7 @@ __git_complete_remote_or_refspec ()
 			*) ;;
 			esac
 			;;
+		--multiple) no_complete_refspec=1; break ;;
 		-*) ;;
 		*) remote="$i"; break ;;
 		esac
@@ -580,23 +974,23 @@ __git_complete_remote_or_refspec ()
 	case "$cmd" in
 	fetch)
 		if [ $lhs = 1 ]; then
-			__gitcomp_nl "$(__git_refs2 "$remote")" "$pfx" "$cur_"
+			__git_complete_fetch_refspecs "$remote" "$pfx" "$cur_"
 		else
-			__gitcomp_nl "$(__git_refs)" "$pfx" "$cur_"
+			__git_complete_refs --pfx="$pfx" --cur="$cur_"
 		fi
 		;;
 	pull|remote)
 		if [ $lhs = 1 ]; then
-			__gitcomp_nl "$(__git_refs "$remote")" "$pfx" "$cur_"
+			__git_complete_refs --remote="$remote" --pfx="$pfx" --cur="$cur_"
 		else
-			__gitcomp_nl "$(__git_refs)" "$pfx" "$cur_"
+			__git_complete_refs --pfx="$pfx" --cur="$cur_"
 		fi
 		;;
 	push)
 		if [ $lhs = 1 ]; then
-			__gitcomp_nl "$(__git_refs)" "$pfx" "$cur_"
+			__git_complete_refs --pfx="$pfx" --cur="$cur_"
 		else
-			__gitcomp_nl "$(__git_refs "$remote")" "$pfx" "$cur_"
+			__git_complete_refs --remote="$remote" --pfx="$pfx" --cur="$cur_"
 		fi
 		;;
 	esac
@@ -609,136 +1003,30 @@ __git_complete_strategy ()
 	-s|--strategy)
 		__gitcomp "$__git_merge_strategies"
 		return 0
+		;;
+	-X)
+		__gitcomp "$__git_merge_strategy_options"
+		return 0
+		;;
 	esac
 	case "$cur" in
 	--strategy=*)
 		__gitcomp "$__git_merge_strategies" "" "${cur##--strategy=}"
 		return 0
 		;;
+	--strategy-option=*)
+		__gitcomp "$__git_merge_strategy_options" "" "${cur##--strategy-option=}"
+		return 0
+		;;
 	esac
 	return 1
 }
 
-__git_commands () {
-	if test -n "${GIT_TESTING_COMMAND_COMPLETION:-}"
-	then
-		printf "%s" "${GIT_TESTING_COMMAND_COMPLETION}"
-	else
-		git help -a|egrep '^  [a-zA-Z0-9]'
-	fi
-}
-
-__git_list_all_commands ()
-{
-	local i IFS=" "$'\n'
-	for i in $(__git_commands)
-	do
-		case $i in
-		*--*)             : helper pattern;;
-		*) echo $i;;
-		esac
-	done
-}
-
 __git_all_commands=
 __git_compute_all_commands ()
 {
 	test -n "$__git_all_commands" ||
-	__git_all_commands=$(__git_list_all_commands)
-}
-
-__git_list_porcelain_commands ()
-{
-	local i IFS=" "$'\n'
-	__git_compute_all_commands
-	for i in $__git_all_commands
-	do
-		case $i in
-		*--*)             : helper pattern;;
-		applymbox)        : ask gittus;;
-		applypatch)       : ask gittus;;
-		archimport)       : import;;
-		cat-file)         : plumbing;;
-		check-attr)       : plumbing;;
-		check-ignore)     : plumbing;;
-		check-mailmap)    : plumbing;;
-		check-ref-format) : plumbing;;
-		checkout-index)   : plumbing;;
-		column)           : internal helper;;
-		commit-tree)      : plumbing;;
-		count-objects)    : infrequent;;
-		credential)       : credentials;;
-		credential-*)     : credentials helper;;
-		cvsexportcommit)  : export;;
-		cvsimport)        : import;;
-		cvsserver)        : daemon;;
-		daemon)           : daemon;;
-		diff-files)       : plumbing;;
-		diff-index)       : plumbing;;
-		diff-tree)        : plumbing;;
-		fast-import)      : import;;
-		fast-export)      : export;;
-		fsck-objects)     : plumbing;;
-		fetch-pack)       : plumbing;;
-		fmt-merge-msg)    : plumbing;;
-		for-each-ref)     : plumbing;;
-		hash-object)      : plumbing;;
-		http-*)           : transport;;
-		index-pack)       : plumbing;;
-		init-db)          : deprecated;;
-		local-fetch)      : plumbing;;
-		ls-files)         : plumbing;;
-		ls-remote)        : plumbing;;
-		ls-tree)          : plumbing;;
-		mailinfo)         : plumbing;;
-		mailsplit)        : plumbing;;
-		merge-*)          : plumbing;;
-		mktree)           : plumbing;;
-		mktag)            : plumbing;;
-		pack-objects)     : plumbing;;
-		pack-redundant)   : plumbing;;
-		pack-refs)        : plumbing;;
-		parse-remote)     : plumbing;;
-		patch-id)         : plumbing;;
-		prune)            : plumbing;;
-		prune-packed)     : plumbing;;
-		quiltimport)      : import;;
-		read-tree)        : plumbing;;
-		receive-pack)     : plumbing;;
-		remote-*)         : transport;;
-		rerere)           : plumbing;;
-		rev-list)         : plumbing;;
-		rev-parse)        : plumbing;;
-		runstatus)        : plumbing;;
-		sh-setup)         : internal;;
-		shell)            : daemon;;
-		show-ref)         : plumbing;;
-		send-pack)        : plumbing;;
-		show-index)       : plumbing;;
-		ssh-*)            : transport;;
-		stripspace)       : plumbing;;
-		symbolic-ref)     : plumbing;;
-		unpack-file)      : plumbing;;
-		unpack-objects)   : plumbing;;
-		update-index)     : plumbing;;
-		update-ref)       : plumbing;;
-		update-server-info) : daemon;;
-		upload-archive)   : plumbing;;
-		upload-pack)      : plumbing;;
-		write-tree)       : plumbing;;
-		var)              : infrequent;;
-		verify-pack)      : infrequent;;
-		verify-tag)       : plumbing;;
-		*) echo $i;;
-		esac
-	done
-}
-
-__git_porcelain_commands=
-__git_compute_porcelain_commands ()
-{
-	test -n "$__git_porcelain_commands" ||
-	__git_porcelain_commands=$(__git_list_porcelain_commands)
+	__git_all_commands=$(__git --list-cmds=main,others,alias,nohelpers)
 }
 
 # Lists all set config variables starting with the given section prefix,
@@ -746,7 +1034,7 @@ __git_compute_porcelain_commands ()
 __git_get_config_variables ()
 {
 	local section="$1" i IFS=$'\n'
-	for i in $(git --git-dir="$(__gitdir)" config --name-only --get-regexp "^$section\..*" 2>/dev/null); do
+	for i in $(__git config --name-only --get-regexp "^$section\..*"); do
 		echo "${i#$section.}"
 	done
 }
@@ -756,16 +1044,10 @@ __git_pretty_aliases ()
 	__git_get_config_variables "pretty"
 }
 
-__git_aliases ()
-{
-	__git_get_config_variables "alias"
-}
-
 # __git_aliased_command requires 1 argument
 __git_aliased_command ()
 {
-	local word cmdline=$(git --git-dir="$(__gitdir)" \
-		config --get "alias.$1")
+	local word cmdline=$(__git config --get "alias.$1")
 	for word in $cmdline; do
 		case "$word" in
 		\!gitk|gitk)
@@ -803,6 +1085,50 @@ __git_find_on_cmdline ()
 	done
 }
 
+# Echo the value of an option set on the command line or config
+#
+# $1: short option name
+# $2: long option name including =
+# $3: list of possible values
+# $4: config string (optional)
+#
+# example:
+# result="$(__git_get_option_value "-d" "--do-something=" \
+#     "yes no" "core.doSomething")"
+#
+# result is then either empty (no option set) or "yes" or "no"
+#
+# __git_get_option_value requires 3 arguments
+__git_get_option_value ()
+{
+	local c short_opt long_opt val
+	local result= values config_key word
+
+	short_opt="$1"
+	long_opt="$2"
+	values="$3"
+	config_key="$4"
+
+	((c = $cword - 1))
+	while [ $c -ge 0 ]; do
+		word="${words[c]}"
+		for val in $values; do
+			if [ "$short_opt$val" = "$word" ] ||
+			   [ "$long_opt$val"  = "$word" ]; then
+				result="$val"
+				break 2
+			fi
+		done
+		((c--))
+	done
+
+	if [ -n "$config_key" ] && [ -z "$result" ]; then
+		result="$(__git config "$config_key")"
+	fi
+
+	echo "$result"
+}
+
 __git_has_doubledash ()
 {
 	local c=1
@@ -853,12 +1179,14 @@ __git_count_arguments ()
 }
 
 __git_whitespacelist="nowarn warn error error-all fix"
+__git_patchformat="mbox stgit stgit-series hg mboxrd"
+__git_am_inprogress_options="--skip --continue --resolved --abort --quit --show-current-patch"
 
 _git_am ()
 {
-	local dir="$(__gitdir)"
-	if [ -d "$dir"/rebase-apply ]; then
-		__gitcomp "--skip --continue --resolved --abort"
+	__git_find_repo_path
+	if [ -d "$__git_repo_path"/rebase-apply ]; then
+		__gitcomp "$__git_am_inprogress_options"
 		return
 	fi
 	case "$cur" in
@@ -866,13 +1194,13 @@ _git_am ()
 		__gitcomp "$__git_whitespacelist" "" "${cur##--whitespace=}"
 		return
 		;;
+	--patch-format=*)
+		__gitcomp "$__git_patchformat" "" "${cur##--patch-format=}"
+		return
+		;;
 	--*)
-		__gitcomp "
-			--3way --committer-date-is-author-date --ignore-date
-			--ignore-whitespace --ignore-space-change
-			--interactive --keep --no-utf8 --signoff --utf8
-			--whitespace= --scissors
-			"
+		__gitcomp_builtin am "" \
+			"$__git_am_inprogress_options"
 		return
 	esac
 }
@@ -885,13 +1213,7 @@ _git_apply ()
 		return
 		;;
 	--*)
-		__gitcomp "
-			--stat --numstat --summary --check --index
-			--cached --index-info --reverse --reject --unidiff-zero
-			--apply --no-add --exclude=
-			--ignore-whitespace --ignore-space-change
-			--whitespace= --inaccurate-eof --verbose
-			"
+		__gitcomp_builtin apply
 		return
 	esac
 }
@@ -899,16 +1221,21 @@ _git_apply ()
 _git_add ()
 {
 	case "$cur" in
+	--chmod=*)
+		__gitcomp "+x -x" "" "${cur##--chmod=}"
+		return
+		;;
 	--*)
-		__gitcomp "
-			--interactive --refresh --patch --update --dry-run
-			--ignore-errors --intent-to-add
-			"
+		__gitcomp_builtin add
 		return
 	esac
 
-	# XXX should we check for --update and --all options ?
-	__git_complete_index_file "--others --modified --directory --no-empty-directory"
+	local complete_opt="--others --modified --directory --no-empty-directory"
+	if test -n "$(__git_find_on_cmdline "-u --update")"
+	then
+		complete_opt="--modified"
+	fi
+	__git_complete_index_file "$complete_opt"
 }
 
 _git_archive ()
@@ -925,7 +1252,7 @@ _git_archive ()
 	--*)
 		__gitcomp "
 			--format= --list --verbose
-			--prefix= --remote= --exec=
+			--prefix= --remote= --exec= --output
 			"
 		return
 		;;
@@ -940,7 +1267,8 @@ _git_bisect ()
 	local subcommands="start bad good skip reset visualize replay log run"
 	local subcommand="$(__git_find_on_cmdline "$subcommands")"
 	if [ -z "$subcommand" ]; then
-		if [ -f "$(__gitdir)"/BISECT_START ]; then
+		__git_find_repo_path
+		if [ -f "$__git_repo_path"/BISECT_START ]; then
 			__gitcomp "$subcommands"
 		else
 			__gitcomp "replay start"
@@ -950,13 +1278,15 @@ _git_bisect ()
 
 	case "$subcommand" in
 	bad|good|reset|skip|start)
-		__gitcomp_nl "$(__git_refs)"
+		__git_complete_refs
 		;;
 	*)
 		;;
 	esac
 }
 
+__git_ref_fieldlist="refname objecttype objectsize objectname upstream push HEAD symref"
+
 _git_branch ()
 {
 	local i c=1 only_local_ref="n" has_r="n"
@@ -964,29 +1294,24 @@ _git_branch ()
 	while [ $c -lt $cword ]; do
 		i="${words[c]}"
 		case "$i" in
-		-d|-m)	only_local_ref="y" ;;
-		-r)	has_r="y" ;;
+		-d|--delete|-m|--move)	only_local_ref="y" ;;
+		-r|--remotes)		has_r="y" ;;
 		esac
 		((c++))
 	done
 
 	case "$cur" in
 	--set-upstream-to=*)
-		__gitcomp_nl "$(__git_refs)" "" "${cur##--set-upstream-to=}"
+		__git_complete_refs --cur="${cur##--set-upstream-to=}"
 		;;
 	--*)
-		__gitcomp "
-			--color --no-color --verbose --abbrev= --no-abbrev
-			--track --no-track --contains --merged --no-merged
-			--set-upstream-to= --edit-description --list
-			--unset-upstream
-			"
+		__gitcomp_builtin branch
 		;;
 	*)
 		if [ $only_local_ref = "y" -a $has_r = "n" ]; then
-			__gitcomp_nl "$(__git_heads)"
+			__gitcomp_direct "$(__git_heads "" "$cur" " ")"
 		else
-			__gitcomp_nl "$(__git_refs)"
+			__git_complete_refs
 		fi
 		;;
 	esac
@@ -1021,41 +1346,40 @@ _git_checkout ()
 		__gitcomp "diff3 merge" "" "${cur##--conflict=}"
 		;;
 	--*)
-		__gitcomp "
-			--quiet --ours --theirs --track --no-track --merge
-			--conflict= --orphan --patch
-			"
+		__gitcomp_builtin checkout
 		;;
 	*)
 		# check if --track, --no-track, or --no-guess was specified
 		# if so, disable DWIM mode
-		local flags="--track --no-track --no-guess" track=1
-		if [ -n "$(__git_find_on_cmdline "$flags")" ]; then
-			track=''
+		local flags="--track --no-track --no-guess" track_opt="--track"
+		if [ "$GIT_COMPLETION_CHECKOUT_NO_GUESS" = "1" ] ||
+		   [ -n "$(__git_find_on_cmdline "$flags")" ]; then
+			track_opt=''
 		fi
-		__gitcomp_nl "$(__git_refs '' $track)"
+		__git_complete_refs $track_opt
 		;;
 	esac
 }
 
-_git_cherry ()
-{
-	__gitcomp_nl "$(__git_refs)"
-}
+__git_cherry_pick_inprogress_options="--continue --quit --abort"
 
 _git_cherry_pick ()
 {
-	local dir="$(__gitdir)"
-	if [ -f "$dir"/CHERRY_PICK_HEAD ]; then
-		__gitcomp "--continue --quit --abort"
+	__git_find_repo_path
+	if [ -f "$__git_repo_path"/CHERRY_PICK_HEAD ]; then
+		__gitcomp "$__git_cherry_pick_inprogress_options"
 		return
 	fi
+
+	__git_complete_strategy && return
+
 	case "$cur" in
 	--*)
-		__gitcomp "--edit --no-commit --signoff --strategy= --mainline"
+		__gitcomp_builtin cherry-pick "" \
+			"$__git_cherry_pick_inprogress_options"
 		;;
 	*)
-		__gitcomp_nl "$(__git_refs)"
+		__git_complete_refs
 		;;
 	esac
 }
@@ -1064,7 +1388,7 @@ _git_clean ()
 {
 	case "$cur" in
 	--*)
-		__gitcomp "--dry-run --quiet"
+		__gitcomp_builtin clean
 		return
 		;;
 	esac
@@ -1077,32 +1401,19 @@ _git_clone ()
 {
 	case "$cur" in
 	--*)
-		__gitcomp "
-			--local
-			--no-hardlinks
-			--shared
-			--reference
-			--quiet
-			--no-checkout
-			--bare
-			--mirror
-			--origin
-			--upload-pack
-			--template=
-			--depth
-			--single-branch
-			--branch
-			"
+		__gitcomp_builtin clone
 		return
 		;;
 	esac
 }
 
+__git_untracked_file_modes="all no normal"
+
 _git_commit ()
 {
 	case "$prev" in
 	-c|-C)
-		__gitcomp_nl "$(__git_refs)" "" "${cur}"
+		__git_complete_refs
 		return
 		;;
 	esac
@@ -1115,27 +1426,19 @@ _git_commit ()
 		;;
 	--reuse-message=*|--reedit-message=*|\
 	--fixup=*|--squash=*)
-		__gitcomp_nl "$(__git_refs)" "" "${cur#*=}"
+		__git_complete_refs --cur="${cur#*=}"
 		return
 		;;
 	--untracked-files=*)
-		__gitcomp "all no normal" "" "${cur##--untracked-files=}"
+		__gitcomp "$__git_untracked_file_modes" "" "${cur##--untracked-files=}"
 		return
 		;;
 	--*)
-		__gitcomp "
-			--all --author= --signoff --verify --no-verify
-			--edit --no-edit
-			--amend --include --only --interactive
-			--dry-run --reuse-message= --reedit-message=
-			--reset-author --file= --message= --template=
-			--cleanup= --untracked-files --untracked-files=
-			--verbose --quiet --fixup= --squash=
-			"
+		__gitcomp_builtin commit
 		return
 	esac
 
-	if git rev-parse --verify --quiet HEAD >/dev/null; then
+	if __git rev-parse --verify --quiet HEAD >/dev/null; then
 		__git_complete_index_file "--committable"
 	else
 		# This is the first commit
@@ -1147,22 +1450,21 @@ _git_describe ()
 {
 	case "$cur" in
 	--*)
-		__gitcomp "
-			--all --tags --contains --abbrev= --candidates=
-			--exact-match --debug --long --match --always
-			"
+		__gitcomp_builtin describe
 		return
 	esac
-	__gitcomp_nl "$(__git_refs)"
+	__git_complete_refs
 }
 
 __git_diff_algorithms="myers minimal patience histogram"
 
+__git_diff_submodule_formats="diff log short"
+
 __git_diff_common_options="--stat --numstat --shortstat --summary
 			--patch-with-stat --name-only --name-status --color
 			--no-color --color-words --no-renames --check
 			--full-index --binary --abbrev --diff-filter=
-			--find-copies-harder
+			--find-copies-harder --ignore-cr-at-eol
 			--text --ignore-space-at-eol --ignore-space-change
 			--ignore-all-space --ignore-blank-lines --exit-code
 			--quiet --ext-diff --no-ext-diff
@@ -1173,6 +1475,7 @@ __git_diff_common_options="--stat --numstat --shortstat --summary
 			--dirstat --dirstat= --dirstat-by-file
 			--dirstat-by-file= --cumulative
 			--diff-algorithm=
+			--submodule --submodule= --ignore-submodules
 "
 
 _git_diff ()
@@ -1184,6 +1487,10 @@ _git_diff ()
 		__gitcomp "$__git_diff_algorithms" "" "${cur##--diff-algorithm=}"
 		return
 		;;
+	--submodule=*)
+		__gitcomp "$__git_diff_submodule_formats" "" "${cur##--submodule=}"
+		return
+		;;
 	--*)
 		__gitcomp "--cached --staged --pickaxe-all --pickaxe-regex
 			--base --ours --theirs --no-index
@@ -1196,7 +1503,8 @@ _git_diff ()
 }
 
 __git_mergetools_common="diffuse diffmerge ecmerge emerge kdiff3 meld opendiff
-			tkdiff vimdiff gvimdiff xxdiff araxis p4merge bc codecompare
+			tkdiff vimdiff gvimdiff xxdiff araxis p4merge bc
+			codecompare smerge
 "
 
 _git_difftool ()
@@ -1209,11 +1517,11 @@ _git_difftool ()
 		return
 		;;
 	--*)
-		__gitcomp "--cached --staged --pickaxe-all --pickaxe-regex
-			--base --ours --theirs
-			--no-renames --diff-filter= --find-copies-harder
-			--relative --ignore-submodules
-			--tool="
+		__gitcomp_builtin difftool "$__git_diff_common_options
+					--base --cached --ours --theirs
+					--pickaxe-all --pickaxe-regex
+					--relative --staged
+					"
 		return
 		;;
 	esac
@@ -1222,11 +1530,6 @@ _git_difftool ()
 
 __git_fetch_recurse_submodules="yes on-demand no"
 
-__git_fetch_options="
-	--quiet --verbose --append --upload-pack --force --keep --depth=
-	--tags --no-tags --all --prune --dry-run --recurse-submodules=
-"
-
 _git_fetch ()
 {
 	case "$cur" in
@@ -1234,21 +1537,21 @@ _git_fetch ()
 		__gitcomp "$__git_fetch_recurse_submodules" "" "${cur##--recurse-submodules=}"
 		return
 		;;
+	--filter=*)
+		__gitcomp "blob:none blob:limit= sparse:oid=" "" "${cur##--filter=}"
+		return
+		;;
 	--*)
-		__gitcomp "$__git_fetch_options"
+		__gitcomp_builtin fetch
 		return
 		;;
 	esac
 	__git_complete_remote_or_refspec
 }
 
-__git_format_patch_options="
-	--stdout --attach --no-attach --thread --thread= --no-thread
-	--numbered --start-number --numbered-files --keep-subject --signoff
-	--signature --no-signature --in-reply-to= --cc= --full-index --binary
-	--not --all --cover-letter --no-prefix --src-prefix= --dst-prefix=
-	--inline --suffix= --ignore-if-in-upstream --subject-prefix=
-	--output-directory --reroll-count --to= --quiet --notes
+__git_format_patch_extra_options="
+	--full-index --not --all --no-prefix --src-prefix=
+	--dst-prefix= --notes
 "
 
 _git_format_patch ()
@@ -1261,7 +1564,7 @@ _git_format_patch ()
 		return
 		;;
 	--*)
-		__gitcomp "$__git_format_patch_options"
+		__gitcomp_builtin format-patch "$__git_format_patch_extra_options"
 		return
 		;;
 	esac
@@ -1272,20 +1575,7 @@ _git_fsck ()
 {
 	case "$cur" in
 	--*)
-		__gitcomp "
-			--tags --root --unreachable --cache --no-reflogs --full
-			--strict --verbose --lost-found
-			"
-		return
-		;;
-	esac
-}
-
-_git_gc ()
-{
-	case "$cur" in
-	--*)
-		__gitcomp "--prune --aggressive"
+		__gitcomp_builtin fsck
 		return
 		;;
 	esac
@@ -1296,8 +1586,43 @@ _git_gitk ()
 	_gitk
 }
 
-__git_match_ctag() {
-	awk "/^${1//\//\\/}/ { print \$1 }" "$2"
+# Lists matching symbol names from a tag (as in ctags) file.
+# 1: List symbol names matching this word.
+# 2: The tag file to list symbol names from.
+# 3: A prefix to be added to each listed symbol name (optional).
+# 4: A suffix to be appended to each listed symbol name (optional).
+__git_match_ctag () {
+	awk -v pfx="${3-}" -v sfx="${4-}" "
+		/^${1//\//\\/}/ { print pfx \$1 sfx }
+		" "$2"
+}
+
+# Complete symbol names from a tag file.
+# Usage: __git_complete_symbol [<option>]...
+# --tags=<file>: The tag file to list symbol names from instead of the
+#                default "tags".
+# --pfx=<prefix>: A prefix to be added to each symbol name.
+# --cur=<word>: The current symbol name to be completed.  Defaults to
+#               the current word to be completed.
+# --sfx=<suffix>: A suffix to be appended to each symbol name instead
+#                 of the default space.
+__git_complete_symbol () {
+	local tags=tags pfx="" cur_="${cur-}" sfx=" "
+
+	while test $# != 0; do
+		case "$1" in
+		--tags=*)	tags="${1##--tags=}" ;;
+		--pfx=*)	pfx="${1##--pfx=}" ;;
+		--cur=*)	cur_="${1##--cur=}" ;;
+		--sfx=*)	sfx="${1##--sfx=}" ;;
+		*)		return 1 ;;
+		esac
+		shift
+	done
+
+	if test -r "$tags"; then
+		__gitcomp_direct "$(__git_match_ctag "$cur_" "$tags" "$pfx" "$sfx")"
+	fi
 }
 
 _git_grep ()
@@ -1306,50 +1631,34 @@ _git_grep ()
 
 	case "$cur" in
 	--*)
-		__gitcomp "
-			--cached
-			--text --ignore-case --word-regexp --invert-match
-			--full-name --line-number
-			--extended-regexp --basic-regexp --fixed-strings
-			--perl-regexp
-			--threads
-			--files-with-matches --name-only
-			--files-without-match
-			--max-depth
-			--count
-			--and --or --not --all-match
-			"
+		__gitcomp_builtin grep
 		return
 		;;
 	esac
 
 	case "$cword,$prev" in
 	2,*|*,-*)
-		if test -r tags; then
-			__gitcomp_nl "$(__git_match_ctag "$cur" tags)"
-			return
-		fi
+		__git_complete_symbol && return
 		;;
 	esac
 
-	__gitcomp_nl "$(__git_refs)"
+	__git_complete_refs
 }
 
 _git_help ()
 {
 	case "$cur" in
 	--*)
-		__gitcomp "--all --info --man --web"
+		__gitcomp_builtin help
 		return
 		;;
 	esac
-	__git_compute_all_commands
-	__gitcomp "$__git_all_commands $(__git_aliases)
-		attributes cli core-tutorial cvs-migration
-		diffcore gitk glossary hooks ignore modules
-		namespaces repository-layout tutorial tutorial-2
-		workflows
-		"
+	if test -n "$GIT_TESTING_ALL_COMMAND_LIST"
+	then
+		__gitcomp "$GIT_TESTING_ALL_COMMAND_LIST $(__git --list-cmds=alias,list-guide) gitk"
+	else
+		__gitcomp "$(__git --list-cmds=main,nohelpers,alias,list-guide) gitk"
+	fi
 }
 
 _git_init ()
@@ -1362,7 +1671,7 @@ _git_init ()
 		return
 		;;
 	--*)
-		__gitcomp "--quiet --bare --template= --shared --shared="
+		__gitcomp_builtin init
 		return
 		;;
 	esac
@@ -1372,13 +1681,7 @@ _git_ls_files ()
 {
 	case "$cur" in
 	--*)
-		__gitcomp "--cached --deleted --modified --others --ignored
-			--stage --directory --no-empty-directory --unmerged
-			--killed --exclude= --exclude-from=
-			--exclude-per-directory= --exclude-standard
-			--error-unmatch --with-tree= --full-name
-			--abbrev --ignored --exclude-per-directory
-			"
+		__gitcomp_builtin ls-files
 		return
 		;;
 	esac
@@ -1390,11 +1693,24 @@ _git_ls_files ()
 
 _git_ls_remote ()
 {
+	case "$cur" in
+	--*)
+		__gitcomp_builtin ls-remote
+		return
+		;;
+	esac
 	__gitcomp_nl "$(__git_remotes)"
 }
 
 _git_ls_tree ()
 {
+	case "$cur" in
+	--*)
+		__gitcomp_builtin ls-tree
+		return
+		;;
+	esac
+
 	__git_complete_file
 }
 
@@ -1421,18 +1737,31 @@ __git_log_shortlog_options="
 	--all-match --invert-grep
 "
 
-__git_log_pretty_formats="oneline short medium full fuller email raw format:"
-__git_log_date_formats="relative iso8601 rfc2822 short local default raw"
+__git_log_pretty_formats="oneline short medium full fuller email raw format: mboxrd"
+__git_log_date_formats="relative iso8601 iso8601-strict rfc2822 short local default raw unix format:"
 
 _git_log ()
 {
 	__git_has_doubledash && return
+	__git_find_repo_path
 
-	local g="$(git rev-parse --git-dir 2>/dev/null)"
 	local merge=""
-	if [ -f "$g/MERGE_HEAD" ]; then
+	if [ -f "$__git_repo_path/MERGE_HEAD" ]; then
 		merge="--merge"
 	fi
+	case "$prev,$cur" in
+	-L,:*:*)
+		return	# fall back to Bash filename completion
+		;;
+	-L,:*)
+		__git_complete_symbol --cur="${cur#:}" --sfx=":"
+		return
+		;;
+	-G,*|-S,*)
+		__git_complete_symbol
+		return
+		;;
+	esac
 	case "$cur" in
 	--pretty=*|--format=*)
 		__gitcomp "$__git_log_pretty_formats $(__git_pretty_aliases)
@@ -1447,6 +1776,14 @@ _git_log ()
 		__gitcomp "full short no" "" "${cur##--decorate=}"
 		return
 		;;
+	--diff-algorithm=*)
+		__gitcomp "$__git_diff_algorithms" "" "${cur##--diff-algorithm=}"
+		return
+		;;
+	--submodule=*)
+		__gitcomp "$__git_diff_submodule_formats" "" "${cur##--submodule=}"
+		return
+		;;
 	--*)
 		__gitcomp "
 			$__git_log_common_options
@@ -1458,6 +1795,7 @@ _git_log ()
 			--relative-date --date=
 			--pretty= --format= --oneline
 			--show-signature
+			--cherry-mark
 			--cherry-pick
 			--graph
 			--decorate --decorate=
@@ -1469,29 +1807,35 @@ _git_log ()
 			"
 		return
 		;;
+	-L:*:*)
+		return	# fall back to Bash filename completion
+		;;
+	-L:*)
+		__git_complete_symbol --cur="${cur#-L:}" --sfx=":"
+		return
+		;;
+	-G*)
+		__git_complete_symbol --pfx="-G" --cur="${cur#-G}"
+		return
+		;;
+	-S*)
+		__git_complete_symbol --pfx="-S" --cur="${cur#-S}"
+		return
+		;;
 	esac
 	__git_complete_revlist
 }
 
-# Common merge options shared by git-merge(1) and git-pull(1).
-__git_merge_options="
-	--no-commit --no-stat --log --no-log --squash --strategy
-	--commit --stat --no-squash --ff --no-ff --ff-only --edit --no-edit
-	--verify-signatures --no-verify-signatures --gpg-sign
-	--quiet --verbose --progress --no-progress
-"
-
 _git_merge ()
 {
 	__git_complete_strategy && return
 
 	case "$cur" in
 	--*)
-		__gitcomp "$__git_merge_options
-			--rerere-autoupdate --no-rerere-autoupdate --abort"
+		__gitcomp_builtin merge
 		return
 	esac
-	__gitcomp_nl "$(__git_refs)"
+	__git_complete_refs
 }
 
 _git_mergetool ()
@@ -1502,7 +1846,7 @@ _git_mergetool ()
 		return
 		;;
 	--*)
-		__gitcomp "--tool="
+		__gitcomp "--tool= --prompt --no-prompt --gui --no-gui"
 		return
 		;;
 	esac
@@ -1512,18 +1856,18 @@ _git_merge_base ()
 {
 	case "$cur" in
 	--*)
-		__gitcomp "--octopus --independent --is-ancestor --fork-point"
+		__gitcomp_builtin merge-base
 		return
 		;;
 	esac
-	__gitcomp_nl "$(__git_refs)"
+	__git_complete_refs
 }
 
 _git_mv ()
 {
 	case "$cur" in
 	--*)
-		__gitcomp "--dry-run"
+		__gitcomp_builtin mv
 		return
 		;;
 	esac
@@ -1537,52 +1881,40 @@ _git_mv ()
 	fi
 }
 
-_git_name_rev ()
-{
-	__gitcomp "--tags --all --stdin"
-}
-
 _git_notes ()
 {
-	local subcommands='add append copy edit list prune remove show'
+	local subcommands='add append copy edit get-ref list merge prune remove show'
 	local subcommand="$(__git_find_on_cmdline "$subcommands")"
 
 	case "$subcommand,$cur" in
 	,--*)
-		__gitcomp '--ref'
+		__gitcomp_builtin notes
 		;;
 	,*)
 		case "$prev" in
 		--ref)
-			__gitcomp_nl "$(__git_refs)"
+			__git_complete_refs
 			;;
 		*)
 			__gitcomp "$subcommands --ref"
 			;;
 		esac
 		;;
-	add,--reuse-message=*|append,--reuse-message=*|\
-	add,--reedit-message=*|append,--reedit-message=*)
-		__gitcomp_nl "$(__git_refs)" "" "${cur#*=}"
-		;;
-	add,--*|append,--*)
-		__gitcomp '--file= --message= --reedit-message=
-				--reuse-message='
+	*,--reuse-message=*|*,--reedit-message=*)
+		__git_complete_refs --cur="${cur#*=}"
 		;;
-	copy,--*)
-		__gitcomp '--stdin'
+	*,--*)
+		__gitcomp_builtin notes_$subcommand
 		;;
-	prune,--*)
-		__gitcomp '--dry-run --verbose'
-		;;
-	prune,*)
+	prune,*|get-ref,*)
+		# this command does not take a ref, do not complete it
 		;;
 	*)
 		case "$prev" in
 		-m|-F)
 			;;
 		*)
-			__gitcomp_nl "$(__git_refs)"
+			__git_complete_refs
 			;;
 		esac
 		;;
@@ -1599,18 +1931,15 @@ _git_pull ()
 		return
 		;;
 	--*)
-		__gitcomp "
-			--rebase --no-rebase
-			$__git_merge_options
-			$__git_fetch_options
-		"
+		__gitcomp_builtin pull
+
 		return
 		;;
 	esac
 	__git_complete_remote_or_refspec
 }
 
-__git_push_recurse_submodules="check on-demand"
+__git_push_recurse_submodules="check on-demand only"
 
 __git_complete_force_with_lease ()
 {
@@ -1620,10 +1949,10 @@ __git_complete_force_with_lease ()
 	--*=)
 		;;
 	*:*)
-		__gitcomp_nl "$(__git_refs)" "" "${cur_#*:}"
+		__git_complete_refs --cur="${cur_#*:}"
 		;;
 	*)
-		__gitcomp_nl "$(__git_refs)" "" "$cur_"
+		__git_complete_refs --cur="$cur_"
 		;;
 	esac
 }
@@ -1654,26 +1983,36 @@ _git_push ()
 		return
 		;;
 	--*)
+		__gitcomp_builtin push
+		return
+		;;
+	esac
+	__git_complete_remote_or_refspec
+}
+
+_git_range_diff ()
+{
+	case "$cur" in
+	--*)
 		__gitcomp "
-			--all --mirror --tags --dry-run --force --verbose
-			--quiet --prune --delete --follow-tags
-			--receive-pack= --repo= --set-upstream
-			--force-with-lease --force-with-lease= --recurse-submodules=
+			--creation-factor= --no-dual-color
+			$__git_diff_common_options
 		"
 		return
 		;;
 	esac
-	__git_complete_remote_or_refspec
+	__git_complete_revlist
 }
 
 _git_rebase ()
 {
-	local dir="$(__gitdir)"
-	if [ -f "$dir"/rebase-merge/interactive ]; then
-		__gitcomp "--continue --skip --abort --edit-todo"
+	__git_find_repo_path
+	if [ -f "$__git_repo_path"/rebase-merge/interactive ]; then
+		__gitcomp "--continue --skip --abort --quit --edit-todo --show-current-patch"
 		return
-	elif [ -d "$dir"/rebase-apply ] || [ -d "$dir"/rebase-merge ]; then
-		__gitcomp "--continue --skip --abort"
+	elif [ -d "$__git_repo_path"/rebase-apply ] || \
+	     [ -d "$__git_repo_path"/rebase-merge ]; then
+		__gitcomp "--continue --skip --abort --quit --show-current-patch"
 		return
 	fi
 	__git_complete_strategy && return
@@ -1685,7 +2024,7 @@ _git_rebase ()
 	--*)
 		__gitcomp "
 			--onto --merge --strategy --interactive
-			--preserve-merges --stat --no-stat
+			--rebase-merges --preserve-merges --stat --no-stat
 			--committer-date-is-author-date --ignore-date
 			--ignore-whitespace --whitespace=
 			--autosquash --no-autosquash
@@ -1693,12 +2032,13 @@ _git_rebase ()
 			--autostash --no-autostash
 			--verify --no-verify
 			--keep-empty --root --force-rebase --no-ff
+			--rerere-autoupdate
 			--exec
 			"
 
 		return
 	esac
-	__gitcomp_nl "$(__git_refs)"
+	__git_complete_refs
 }
 
 _git_reflog ()
@@ -1709,7 +2049,7 @@ _git_reflog ()
 	if [ -z "$subcommand" ]; then
 		__gitcomp "$subcommands"
 	else
-		__gitcomp_nl "$(__git_refs)"
+		__git_complete_refs
 	fi
 }
 
@@ -1720,9 +2060,7 @@ _git_send_email ()
 {
 	case "$prev" in
 	--to|--cc|--bcc|--from)
-		__gitcomp "
-		$(git --git-dir="$(__gitdir)" send-email --dump-aliases 2>/dev/null)
-		"
+		__gitcomp "$(__git send-email --dump-aliases)"
 		return
 		;;
 	esac
@@ -1752,22 +2090,20 @@ _git_send_email ()
 		return
 		;;
 	--to=*|--cc=*|--bcc=*|--from=*)
-		__gitcomp "
-		$(git --git-dir="$(__gitdir)" send-email --dump-aliases 2>/dev/null)
-		" "" "${cur#--*=}"
+		__gitcomp "$(__git send-email --dump-aliases)" "" "${cur#--*=}"
 		return
 		;;
 	--*)
-		__gitcomp "--annotate --bcc --cc --cc-cmd --chain-reply-to
+		__gitcomp_builtin send-email "--annotate --bcc --cc --cc-cmd --chain-reply-to
 			--compose --confirm= --dry-run --envelope-sender
 			--from --identity
 			--in-reply-to --no-chain-reply-to --no-signed-off-by-cc
-			--no-suppress-from --no-thread --quiet
+			--no-suppress-from --no-thread --quiet --reply-to
 			--signed-off-by-cc --smtp-pass --smtp-server
 			--smtp-server-port --smtp-encryption= --smtp-user
 			--subject --suppress-cc= --suppress-from --thread --to
 			--validate --no-validate
-			$__git_format_patch_options"
+			$__git_format_patch_extra_options"
 		return
 		;;
 	esac
@@ -1779,6 +2115,90 @@ _git_stage ()
 	_git_add
 }
 
+_git_status ()
+{
+	local complete_opt
+	local untracked_state
+
+	case "$cur" in
+	--ignore-submodules=*)
+		__gitcomp "none untracked dirty all" "" "${cur##--ignore-submodules=}"
+		return
+		;;
+	--untracked-files=*)
+		__gitcomp "$__git_untracked_file_modes" "" "${cur##--untracked-files=}"
+		return
+		;;
+	--column=*)
+		__gitcomp "
+			always never auto column row plain dense nodense
+			" "" "${cur##--column=}"
+		return
+		;;
+	--*)
+		__gitcomp_builtin status
+		return
+		;;
+	esac
+
+	untracked_state="$(__git_get_option_value "-u" "--untracked-files=" \
+		"$__git_untracked_file_modes" "status.showUntrackedFiles")"
+
+	case "$untracked_state" in
+	no)
+		# --ignored option does not matter
+		complete_opt=
+		;;
+	all|normal|*)
+		complete_opt="--cached --directory --no-empty-directory --others"
+
+		if [ -n "$(__git_find_on_cmdline "--ignored")" ]; then
+			complete_opt="$complete_opt --ignored --exclude=*"
+		fi
+		;;
+	esac
+
+	__git_complete_index_file "$complete_opt"
+}
+
+_git_switch ()
+{
+	case "$cur" in
+	--conflict=*)
+		__gitcomp "diff3 merge" "" "${cur##--conflict=}"
+		;;
+	--*)
+		__gitcomp_builtin switch
+		;;
+	*)
+		# check if --track, --no-track, or --no-guess was specified
+		# if so, disable DWIM mode
+		local track_opt="--track" only_local_ref=n
+		if [ "$GIT_COMPLETION_CHECKOUT_NO_GUESS" = "1" ] ||
+		   [ -n "$(__git_find_on_cmdline "--track --no-track --no-guess")" ]; then
+			track_opt=''
+		fi
+		# explicit --guess enables DWIM mode regardless of
+		# $GIT_COMPLETION_CHECKOUT_NO_GUESS
+		if [ -n "$(__git_find_on_cmdline "--guess")" ]; then
+			track_opt='--track'
+		fi
+		if [ -z "$(__git_find_on_cmdline "-d --detach")" ]; then
+			only_local_ref=y
+		else
+			# --guess --detach is invalid combination, no
+			# dwim will be done when --detach is specified
+			track_opt=
+		fi
+		if [ $only_local_ref = y -a -z "$track_opt" ]; then
+			__gitcomp_direct "$(__git_heads "" "$cur" " ")"
+		else
+			__git_complete_refs $track_opt
+		fi
+		;;
+	esac
+}
+
 __git_config_get_set_variables ()
 {
 	local prevword word config_file= c=$cword
@@ -1798,22 +2218,37 @@ __git_config_get_set_variables ()
 		c=$((--c))
 	done
 
-	git --git-dir="$(__gitdir)" config $config_file --name-only --list 2>/dev/null
+	__git config $config_file --name-only --list
+}
+
+__git_config_vars=
+__git_compute_config_vars ()
+{
+	test -n "$__git_config_vars" ||
+	__git_config_vars="$(git help --config-for-completion | sort | uniq)"
 }
 
 _git_config ()
 {
-	case "$prev" in
+	local varname
+
+	if [ "${BASH_VERSINFO[0]:-0}" -ge 4 ]; then
+		varname="${prev,,}"
+	else
+		varname="$(echo "$prev" |tr A-Z a-z)"
+	fi
+
+	case "$varname" in
 	branch.*.remote|branch.*.pushremote)
 		__gitcomp_nl "$(__git_remotes)"
 		return
 		;;
 	branch.*.merge)
-		__gitcomp_nl "$(__git_refs)"
+		__git_complete_refs
 		return
 		;;
 	branch.*.rebase)
-		__gitcomp "false true preserve interactive"
+		__gitcomp "false true merges preserve interactive"
 		return
 		;;
 	remote.pushdefault)
@@ -1833,9 +2268,8 @@ _git_config ()
 	remote.*.push)
 		local remote="${prev#remote.}"
 		remote="${remote%.push}"
-		__gitcomp_nl "$(git --git-dir="$(__gitdir)" \
-			for-each-ref --format='%(refname):%(refname)' \
-			refs/heads)"
+		__gitcomp_nl "$(__git for-each-ref \
+			--format='%(refname):%(refname)' refs/heads)"
 		return
 		;;
 	pull.twohead|pull.octopus)
@@ -1860,7 +2294,7 @@ _git_config ()
 		return
 		;;
 	diff.submodule)
-		__gitcomp "log short"
+		__gitcomp "$__git_diff_submodule_formats"
 		return
 		;;
 	help.format)
@@ -1871,7 +2305,7 @@ _git_config ()
 		__gitcomp "$__git_log_date_formats"
 		return
 		;;
-	sendemail.aliasesfiletype)
+	sendemail.aliasfiletype)
 		__gitcomp "mutt mailrc pine elm gnus"
 		return
 		;;
@@ -1897,32 +2331,25 @@ _git_config ()
 	esac
 	case "$cur" in
 	--*)
-		__gitcomp "
-			--system --global --local --file=
-			--list --replace-all
-			--get --get-all --get-regexp
-			--add --unset --unset-all
-			--remove-section --rename-section
-			--name-only
-			"
+		__gitcomp_builtin config
 		return
 		;;
 	branch.*.*)
 		local pfx="${cur%.*}." cur_="${cur##*.}"
-		__gitcomp "remote pushremote merge mergeoptions rebase" "$pfx" "$cur_"
+		__gitcomp "remote pushRemote merge mergeOptions rebase" "$pfx" "$cur_"
 		return
 		;;
 	branch.*)
 		local pfx="${cur%.*}." cur_="${cur#*.}"
-		__gitcomp_nl "$(__git_heads)" "$pfx" "$cur_" "."
-		__gitcomp_nl_append $'autosetupmerge\nautosetuprebase\n' "$pfx" "$cur_"
+		__gitcomp_direct "$(__git_heads "$pfx" "$cur_" ".")"
+		__gitcomp_nl_append $'autoSetupMerge\nautoSetupRebase\n' "$pfx" "$cur_"
 		return
 		;;
 	guitool.*.*)
 		local pfx="${cur%.*}." cur_="${cur##*.}"
 		__gitcomp "
-			argprompt cmd confirm needsfile noconsole norescan
-			prompt revprompt revunmerged title
+			argPrompt cmd confirm needsFile noConsole noRescan
+			prompt revPrompt revUnmerged title
 			" "$pfx" "$cur_"
 		return
 		;;
@@ -1951,14 +2378,14 @@ _git_config ()
 		local pfx="${cur%.*}." cur_="${cur##*.}"
 		__gitcomp "
 			url proxy fetch push mirror skipDefaultUpdate
-			receivepack uploadpack tagopt pushurl
+			receivepack uploadpack tagOpt pushurl
 			" "$pfx" "$cur_"
 		return
 		;;
 	remote.*)
 		local pfx="${cur%.*}." cur_="${cur#*.}"
 		__gitcomp_nl "$(__git_remotes)" "$pfx" "$cur_" "."
-		__gitcomp_nl_append "pushdefault" "$pfx" "$cur_"
+		__gitcomp_nl_append "pushDefault" "$pfx" "$cur_"
 		return
 		;;
 	url.*.*)
@@ -1966,324 +2393,95 @@ _git_config ()
 		__gitcomp "insteadOf pushInsteadOf" "$pfx" "$cur_"
 		return
 		;;
+	*.*)
+		__git_compute_config_vars
+		__gitcomp "$__git_config_vars"
+		;;
+	*)
+		__git_compute_config_vars
+		__gitcomp "$(echo "$__git_config_vars" | sed 's/\.[^ ]*/./g')"
 	esac
-	__gitcomp "
-		add.ignoreErrors
-		advice.commitBeforeMerge
-		advice.detachedHead
-		advice.implicitIdentity
-		advice.pushNonFastForward
-		advice.resolveConflict
-		advice.statusHints
-		alias.
-		am.keepcr
-		apply.ignorewhitespace
-		apply.whitespace
-		branch.autosetupmerge
-		branch.autosetuprebase
-		browser.
-		clean.requireForce
-		color.branch
-		color.branch.current
-		color.branch.local
-		color.branch.plain
-		color.branch.remote
-		color.decorate.HEAD
-		color.decorate.branch
-		color.decorate.remoteBranch
-		color.decorate.stash
-		color.decorate.tag
-		color.diff
-		color.diff.commit
-		color.diff.frag
-		color.diff.func
-		color.diff.meta
-		color.diff.new
-		color.diff.old
-		color.diff.plain
-		color.diff.whitespace
-		color.grep
-		color.grep.context
-		color.grep.filename
-		color.grep.function
-		color.grep.linenumber
-		color.grep.match
-		color.grep.selected
-		color.grep.separator
-		color.interactive
-		color.interactive.error
-		color.interactive.header
-		color.interactive.help
-		color.interactive.prompt
-		color.pager
-		color.showbranch
-		color.status
-		color.status.added
-		color.status.changed
-		color.status.header
-		color.status.nobranch
-		color.status.unmerged
-		color.status.untracked
-		color.status.updated
-		color.ui
-		commit.status
-		commit.template
-		core.abbrev
-		core.askpass
-		core.attributesfile
-		core.autocrlf
-		core.bare
-		core.bigFileThreshold
-		core.compression
-		core.createObject
-		core.deltaBaseCacheLimit
-		core.editor
-		core.eol
-		core.excludesfile
-		core.fileMode
-		core.fsyncobjectfiles
-		core.gitProxy
-		core.ignoreStat
-		core.ignorecase
-		core.logAllRefUpdates
-		core.loosecompression
-		core.notesRef
-		core.packedGitLimit
-		core.packedGitWindowSize
-		core.pager
-		core.preferSymlinkRefs
-		core.preloadindex
-		core.quotepath
-		core.repositoryFormatVersion
-		core.safecrlf
-		core.sharedRepository
-		core.sparseCheckout
-		core.symlinks
-		core.trustctime
-		core.untrackedCache
-		core.warnAmbiguousRefs
-		core.whitespace
-		core.worktree
-		diff.autorefreshindex
-		diff.external
-		diff.ignoreSubmodules
-		diff.mnemonicprefix
-		diff.noprefix
-		diff.renameLimit
-		diff.renames
-		diff.statGraphWidth
-		diff.submodule
-		diff.suppressBlankEmpty
-		diff.tool
-		diff.wordRegex
-		diff.algorithm
-		difftool.
-		difftool.prompt
-		fetch.recurseSubmodules
-		fetch.unpackLimit
-		format.attach
-		format.cc
-		format.coverLetter
-		format.headers
-		format.numbered
-		format.pretty
-		format.signature
-		format.signoff
-		format.subjectprefix
-		format.suffix
-		format.thread
-		format.to
-		gc.
-		gc.aggressiveWindow
-		gc.auto
-		gc.autopacklimit
-		gc.packrefs
-		gc.pruneexpire
-		gc.reflogexpire
-		gc.reflogexpireunreachable
-		gc.rerereresolved
-		gc.rerereunresolved
-		gitcvs.allbinary
-		gitcvs.commitmsgannotation
-		gitcvs.dbTableNamePrefix
-		gitcvs.dbdriver
-		gitcvs.dbname
-		gitcvs.dbpass
-		gitcvs.dbuser
-		gitcvs.enabled
-		gitcvs.logfile
-		gitcvs.usecrlfattr
-		guitool.
-		gui.blamehistoryctx
-		gui.commitmsgwidth
-		gui.copyblamethreshold
-		gui.diffcontext
-		gui.encoding
-		gui.fastcopyblame
-		gui.matchtrackingbranch
-		gui.newbranchtemplate
-		gui.pruneduringfetch
-		gui.spellingdictionary
-		gui.trustmtime
-		help.autocorrect
-		help.browser
-		help.format
-		http.lowSpeedLimit
-		http.lowSpeedTime
-		http.maxRequests
-		http.minSessions
-		http.noEPSV
-		http.postBuffer
-		http.proxy
-		http.sslCipherList
-		http.sslVersion
-		http.sslCAInfo
-		http.sslCAPath
-		http.sslCert
-		http.sslCertPasswordProtected
-		http.sslKey
-		http.sslVerify
-		http.useragent
-		i18n.commitEncoding
-		i18n.logOutputEncoding
-		imap.authMethod
-		imap.folder
-		imap.host
-		imap.pass
-		imap.port
-		imap.preformattedHTML
-		imap.sslverify
-		imap.tunnel
-		imap.user
-		init.templatedir
-		instaweb.browser
-		instaweb.httpd
-		instaweb.local
-		instaweb.modulepath
-		instaweb.port
-		interactive.singlekey
-		log.date
-		log.decorate
-		log.showroot
-		mailmap.file
-		man.
-		man.viewer
-		merge.
-		merge.conflictstyle
-		merge.log
-		merge.renameLimit
-		merge.renormalize
-		merge.stat
-		merge.tool
-		merge.verbosity
-		mergetool.
-		mergetool.keepBackup
-		mergetool.keepTemporaries
-		mergetool.prompt
-		notes.displayRef
-		notes.rewrite.
-		notes.rewrite.amend
-		notes.rewrite.rebase
-		notes.rewriteMode
-		notes.rewriteRef
-		pack.compression
-		pack.deltaCacheLimit
-		pack.deltaCacheSize
-		pack.depth
-		pack.indexVersion
-		pack.packSizeLimit
-		pack.threads
-		pack.window
-		pack.windowMemory
-		pager.
-		pretty.
-		pull.octopus
-		pull.twohead
-		push.default
-		push.followTags
-		rebase.autosquash
-		rebase.stat
-		receive.autogc
-		receive.denyCurrentBranch
-		receive.denyDeleteCurrent
-		receive.denyDeletes
-		receive.denyNonFastForwards
-		receive.fsckObjects
-		receive.unpackLimit
-		receive.updateserverinfo
-		remote.pushdefault
-		remotes.
-		repack.usedeltabaseoffset
-		rerere.autoupdate
-		rerere.enabled
-		sendemail.
-		sendemail.aliasesfile
-		sendemail.aliasfiletype
-		sendemail.bcc
-		sendemail.cc
-		sendemail.cccmd
-		sendemail.chainreplyto
-		sendemail.confirm
-		sendemail.envelopesender
-		sendemail.from
-		sendemail.identity
-		sendemail.multiedit
-		sendemail.signedoffbycc
-		sendemail.smtpdomain
-		sendemail.smtpencryption
-		sendemail.smtppass
-		sendemail.smtpserver
-		sendemail.smtpserveroption
-		sendemail.smtpserverport
-		sendemail.smtpuser
-		sendemail.suppresscc
-		sendemail.suppressfrom
-		sendemail.thread
-		sendemail.to
-		sendemail.validate
-		showbranch.default
-		status.relativePaths
-		status.showUntrackedFiles
-		status.submodulesummary
-		submodule.
-		tar.umask
-		transfer.unpackLimit
-		url.
-		user.email
-		user.name
-		user.signingkey
-		web.browser
-		branch. remote.
-	"
 }
 
 _git_remote ()
 {
-	local subcommands="add rename remove set-head set-branches set-url show prune update"
+	local subcommands="
+		add rename remove set-head set-branches
+		get-url set-url show prune update
+		"
 	local subcommand="$(__git_find_on_cmdline "$subcommands")"
 	if [ -z "$subcommand" ]; then
-		__gitcomp "$subcommands"
+		case "$cur" in
+		--*)
+			__gitcomp_builtin remote
+			;;
+		*)
+			__gitcomp "$subcommands"
+			;;
+		esac
 		return
 	fi
 
-	case "$subcommand" in
-	rename|remove|set-url|show|prune)
-		__gitcomp_nl "$(__git_remotes)"
+	case "$subcommand,$cur" in
+	add,--*)
+		__gitcomp_builtin remote_add
+		;;
+	add,*)
+		;;
+	set-head,--*)
+		__gitcomp_builtin remote_set-head
 		;;
-	set-head|set-branches)
+	set-branches,--*)
+		__gitcomp_builtin remote_set-branches
+		;;
+	set-head,*|set-branches,*)
 		__git_complete_remote_or_refspec
 		;;
-	update)
-		__gitcomp "$(__git_get_config_variables "remotes")"
+	update,--*)
+		__gitcomp_builtin remote_update
+		;;
+	update,*)
+		__gitcomp "$(__git_remotes) $(__git_get_config_variables "remotes")"
+		;;
+	set-url,--*)
+		__gitcomp_builtin remote_set-url
+		;;
+	get-url,--*)
+		__gitcomp_builtin remote_get-url
+		;;
+	prune,--*)
+		__gitcomp_builtin remote_prune
 		;;
 	*)
+		__gitcomp_nl "$(__git_remotes)"
 		;;
 	esac
 }
 
 _git_replace ()
 {
-	__gitcomp_nl "$(__git_refs)"
+	case "$cur" in
+	--format=*)
+		__gitcomp "short medium long" "" "${cur##--format=}"
+		return
+		;;
+	--*)
+		__gitcomp_builtin replace
+		return
+		;;
+	esac
+	__git_complete_refs
+}
+
+_git_rerere ()
+{
+	local subcommands="clear forget diff remaining status gc"
+	local subcommand="$(__git_find_on_cmdline "$subcommands")"
+	if test -z "$subcommand"
+	then
+		__gitcomp "$subcommands"
+		return
+	fi
 }
 
 _git_reset ()
@@ -2292,34 +2490,53 @@ _git_reset ()
 
 	case "$cur" in
 	--*)
-		__gitcomp "--merge --mixed --hard --soft --patch"
+		__gitcomp_builtin reset
 		return
 		;;
 	esac
-	__gitcomp_nl "$(__git_refs)"
+	__git_complete_refs
 }
 
+_git_restore ()
+{
+	case "$cur" in
+	--conflict=*)
+		__gitcomp "diff3 merge" "" "${cur##--conflict=}"
+		;;
+	--source=*)
+		__git_complete_refs --cur="${cur##--source=}"
+		;;
+	--*)
+		__gitcomp_builtin restore
+		;;
+	esac
+}
+
+__git_revert_inprogress_options="--continue --quit --abort"
+
 _git_revert ()
 {
-	local dir="$(__gitdir)"
-	if [ -f "$dir"/REVERT_HEAD ]; then
-		__gitcomp "--continue --quit --abort"
+	__git_find_repo_path
+	if [ -f "$__git_repo_path"/REVERT_HEAD ]; then
+		__gitcomp "$__git_revert_inprogress_options"
 		return
 	fi
+	__git_complete_strategy && return
 	case "$cur" in
 	--*)
-		__gitcomp "--edit --mainline --no-edit --no-commit --signoff"
+		__gitcomp_builtin revert "" \
+			"$__git_revert_inprogress_options"
 		return
 		;;
 	esac
-	__gitcomp_nl "$(__git_refs)"
+	__git_complete_refs
 }
 
 _git_rm ()
 {
 	case "$cur" in
 	--*)
-		__gitcomp "--cached --dry-run --ignore-unmatch --quiet"
+		__gitcomp_builtin rm
 		return
 		;;
 	esac
@@ -2336,7 +2553,7 @@ _git_shortlog ()
 		__gitcomp "
 			$__git_log_common_options
 			$__git_log_shortlog_options
-			--numbered --summary
+			--numbered --summary --email
 			"
 		return
 		;;
@@ -2358,6 +2575,10 @@ _git_show ()
 		__gitcomp "$__git_diff_algorithms" "" "${cur##--diff-algorithm=}"
 		return
 		;;
+	--submodule=*)
+		__gitcomp "$__git_diff_submodule_formats" "" "${cur##--submodule=}"
+		return
+		;;
 	--*)
 		__gitcomp "--pretty= --format= --abbrev-commit --oneline
 			--show-signature
@@ -2373,12 +2594,7 @@ _git_show_branch ()
 {
 	case "$cur" in
 	--*)
-		__gitcomp "
-			--all --remotes --topo-order --date-order --current --more=
-			--list --independent --merge-base --no-name
-			--color --no-color
-			--sha1-name --sparse --topics --reflog
-			"
+		__gitcomp_builtin show-branch
 		return
 		;;
 	esac
@@ -2388,13 +2604,21 @@ _git_show_branch ()
 _git_stash ()
 {
 	local save_opts='--all --keep-index --no-keep-index --quiet --patch --include-untracked'
-	local subcommands='save list show apply clear drop pop create branch'
-	local subcommand="$(__git_find_on_cmdline "$subcommands")"
+	local subcommands='push list show apply clear drop pop create branch'
+	local subcommand="$(__git_find_on_cmdline "$subcommands save")"
+	if [ -n "$(__git_find_on_cmdline "-p")" ]; then
+		subcommand="push"
+	fi
 	if [ -z "$subcommand" ]; then
 		case "$cur" in
 		--*)
 			__gitcomp "$save_opts"
 			;;
+		sa*)
+			if [ -z "$(__git_find_on_cmdline "$save_opts")" ]; then
+				__gitcomp "save"
+			fi
+			;;
 		*)
 			if [ -z "$(__git_find_on_cmdline "$save_opts")" ]; then
 				__gitcomp "$subcommands"
@@ -2403,6 +2627,9 @@ _git_stash ()
 		esac
 	else
 		case "$subcommand,$cur" in
+		push,--*)
+			__gitcomp "$save_opts --message"
+			;;
 		save,--*)
 			__gitcomp "$save_opts"
 			;;
@@ -2412,18 +2639,21 @@ _git_stash ()
 		drop,--*)
 			__gitcomp "--quiet"
 			;;
+		list,--*)
+			__gitcomp "--name-status --oneline --patch-with-stat"
+			;;
 		show,--*|branch,--*)
 			;;
 		branch,*)
 			if [ $cword -eq 3 ]; then
-				__gitcomp_nl "$(__git_refs)";
+				__git_complete_refs
 			else
-				__gitcomp_nl "$(git --git-dir="$(__gitdir)" stash list \
+				__gitcomp_nl "$(__git stash list \
 						| sed -n -e 's/:.*//p')"
 			fi
 			;;
 		show,*|apply,*|drop,*|pop,*)
-			__gitcomp_nl "$(git --git-dir="$(__gitdir)" stash list \
+			__gitcomp_nl "$(__git stash list \
 					| sed -n -e 's/:.*//p')"
 			;;
 		*)
@@ -2436,11 +2666,12 @@ _git_submodule ()
 {
 	__git_has_doubledash && return
 
-	local subcommands="add status init deinit update summary foreach sync"
-	if [ -z "$(__git_find_on_cmdline "$subcommands")" ]; then
+	local subcommands="add status init deinit update set-branch summary foreach sync absorbgitdirs"
+	local subcommand="$(__git_find_on_cmdline "$subcommands")"
+	if [ -z "$subcommand" ]; then
 		case "$cur" in
 		--*)
-			__gitcomp "--quiet --cached"
+			__gitcomp "--quiet"
 			;;
 		*)
 			__gitcomp "$subcommands"
@@ -2448,6 +2679,36 @@ _git_submodule ()
 		esac
 		return
 	fi
+
+	case "$subcommand,$cur" in
+	add,--*)
+		__gitcomp "--branch --force --name --reference --depth"
+		;;
+	status,--*)
+		__gitcomp "--cached --recursive"
+		;;
+	deinit,--*)
+		__gitcomp "--force --all"
+		;;
+	update,--*)
+		__gitcomp "
+			--init --remote --no-fetch
+			--recommend-shallow --no-recommend-shallow
+			--force --rebase --merge --reference --depth --recursive --jobs
+		"
+		;;
+	set-branch,--*)
+		__gitcomp "--default --branch"
+		;;
+	summary,--*)
+		__gitcomp "--cached --files --summary-limit"
+		;;
+	foreach,--*|sync,--*)
+		__gitcomp "--recursive"
+		;;
+	*)
+		;;
+	esac
 }
 
 _git_svn ()
@@ -2468,14 +2729,14 @@ _git_svn ()
 			--no-metadata --use-svm-props --use-svnsync-props
 			--log-window-size= --no-checkout --quiet
 			--repack-flags --use-log-author --localtime
+			--add-author-from
 			--ignore-paths= --include-paths= $remote_opts
 			"
 		local init_opts="
 			--template= --shared= --trunk= --tags=
 			--branches= --stdlayout --minimize-url
 			--no-metadata --use-svm-props --use-svnsync-props
-			--rewrite-root= --prefix= --use-log-author
-			--add-author-from $remote_opts
+			--rewrite-root= --prefix= $remote_opts
 			"
 		local cmt_opts="
 			--edit --rmdir --find-copies-harder --copy-similarity=
@@ -2554,8 +2815,8 @@ _git_tag ()
 	while [ $c -lt $cword ]; do
 		i="${words[c]}"
 		case "$i" in
-		-d|-v)
-			__gitcomp_nl "$(__git_tags)"
+		-d|--delete|-v|--verify)
+			__gitcomp_direct "$(__git_tags "" "$cur" " ")"
 			return
 			;;
 		-f)
@@ -2570,21 +2831,17 @@ _git_tag ()
 		;;
 	-*|tag)
 		if [ $f = 1 ]; then
-			__gitcomp_nl "$(__git_tags)"
+			__gitcomp_direct "$(__git_tags "" "$cur" " ")"
 		fi
 		;;
 	*)
-		__gitcomp_nl "$(__git_refs)"
+		__git_complete_refs
 		;;
 	esac
 
 	case "$cur" in
 	--*)
-		__gitcomp "
-			--list --delete --verify --annotate --message --file
-			--sign --cleanup --local-user --force --column --sort
-			--contains --points-at
-			"
+		__gitcomp_builtin tag
 		;;
 	esac
 }
@@ -2594,9 +2851,85 @@ _git_whatchanged ()
 	_git_log
 }
 
+_git_worktree ()
+{
+	local subcommands="add list lock move prune remove unlock"
+	local subcommand="$(__git_find_on_cmdline "$subcommands")"
+	if [ -z "$subcommand" ]; then
+		__gitcomp "$subcommands"
+	else
+		case "$subcommand,$cur" in
+		add,--*)
+			__gitcomp_builtin worktree_add
+			;;
+		list,--*)
+			__gitcomp_builtin worktree_list
+			;;
+		lock,--*)
+			__gitcomp_builtin worktree_lock
+			;;
+		prune,--*)
+			__gitcomp_builtin worktree_prune
+			;;
+		remove,--*)
+			__gitcomp "--force"
+			;;
+		*)
+			;;
+		esac
+	fi
+}
+
+__git_complete_common () {
+	local command="$1"
+
+	case "$cur" in
+	--*)
+		__gitcomp_builtin "$command"
+		;;
+	esac
+}
+
+__git_cmds_with_parseopt_helper=
+__git_support_parseopt_helper () {
+	test -n "$__git_cmds_with_parseopt_helper" ||
+		__git_cmds_with_parseopt_helper="$(__git --list-cmds=parseopt)"
+
+	case " $__git_cmds_with_parseopt_helper " in
+	*" $1 "*)
+		return 0
+		;;
+	*)
+		return 1
+		;;
+	esac
+}
+
+__git_complete_command () {
+	local command="$1"
+	local completion_func="_git_${command//-/_}"
+	if ! declare -f $completion_func >/dev/null 2>/dev/null &&
+		declare -f _completion_loader >/dev/null 2>/dev/null
+	then
+		_completion_loader "git-$command"
+	fi
+	if declare -f $completion_func >/dev/null 2>/dev/null
+	then
+		$completion_func
+		return 0
+	elif __git_support_parseopt_helper "$command"
+	then
+		__git_complete_common "$command"
+		return 0
+	else
+		return 1
+	fi
+}
+
 __git_main ()
 {
-	local i c=1 command __git_dir
+	local i c=1 command __git_dir __git_repo_path
+	local __git_C_args C_args_count=0
 
 	while [ $c -lt $cword ]; do
 		i="${words[c]}"
@@ -2606,6 +2939,10 @@ __git_main ()
 		--bare)      __git_dir="." ;;
 		--help) command="help"; break ;;
 		-c|--work-tree|--namespace) ((c++)) ;;
+		-C)	__git_C_args[C_args_count++]=-C
+			((c++))
+			__git_C_args[C_args_count++]="${words[c]}"
+			;;
 		-*) ;;
 		*) command="$i"; break ;;
 		esac
@@ -2613,6 +2950,17 @@ __git_main ()
 	done
 
 	if [ -z "$command" ]; then
+		case "$prev" in
+		--git-dir|-C|--work-tree)
+			# these need a path argument, let's fall back to
+			# Bash filename completion
+			return
+			;;
+		-c|--namespace)
+			# we don't support completing these options' arguments
+			return
+			;;
+		esac
 		case "$cur" in
 		--*)   __gitcomp "
 			--paginate
@@ -2631,20 +2979,24 @@ __git_main ()
 			--help
 			"
 			;;
-		*)     __git_compute_porcelain_commands
-		       __gitcomp "$__git_porcelain_commands $(__git_aliases)" ;;
+		*)
+			if test -n "$GIT_TESTING_PORCELAIN_COMMAND_LIST"
+			then
+				__gitcomp "$GIT_TESTING_PORCELAIN_COMMAND_LIST"
+			else
+				__gitcomp "$(__git --list-cmds=list-mainporcelain,others,nohelpers,alias,list-complete,config)"
+			fi
+			;;
 		esac
 		return
 	fi
 
-	local completion_func="_git_${command//-/_}"
-	declare -f $completion_func >/dev/null && $completion_func && return
+	__git_complete_command "$command" && return
 
 	local expansion=$(__git_aliased_command "$command")
 	if [ -n "$expansion" ]; then
 		words[1]=$expansion
-		completion_func="_git_${expansion//-/_}"
-		declare -f $completion_func >/dev/null && $completion_func
+		__git_complete_command "$expansion"
 	fi
 }
 
@@ -2652,9 +3004,11 @@ __gitk_main ()
 {
 	__git_has_doubledash && return
 
-	local g="$(__gitdir)"
+	local __git_repo_path
+	__git_find_repo_path
+
 	local merge=""
-	if [ -f "$g/MERGE_HEAD" ]; then
+	if [ -f "$__git_repo_path/MERGE_HEAD" ]; then
 		merge="--merge"
 	fi
 	case "$cur" in
@@ -2670,7 +3024,10 @@ __gitk_main ()
 	__git_complete_revlist
 }
 
-if [[ -n ${ZSH_VERSION-} ]]; then
+if [[ -n ${ZSH_VERSION-} ]] &&
+   # Don't define these functions when sourced from 'git-completion.zsh',
+   # it has its own implementations.
+   [[ -z ${GIT_SOURCING_ZSH_COMPLETION-} ]]; then
 	echo "WARNING: this script is deprecated, please see git-completion.zsh" 1>&2
 
 	autoload -U +X compinit && compinit
@@ -2701,6 +3058,15 @@ if [[ -n ${ZSH_VERSION-} ]]; then
 		esac
 	}
 
+	__gitcomp_direct ()
+	{
+		emulate -L zsh
+
+		local IFS=$'\n'
+		compset -P '*[=:]'
+		compadd -Q -- ${=1} && _ret=0
+	}
+
 	__gitcomp_nl ()
 	{
 		emulate -L zsh
@@ -2710,13 +3076,22 @@ if [[ -n ${ZSH_VERSION-} ]]; then
 		compadd -Q -S "${4- }" -p "${2-}" -- ${=1} && _ret=0
 	}
 
+	__gitcomp_file_direct ()
+	{
+		emulate -L zsh
+
+		local IFS=$'\n'
+		compset -P '*[=:]'
+		compadd -f -- ${=1} && _ret=0
+	}
+
 	__gitcomp_file ()
 	{
 		emulate -L zsh
 
 		local IFS=$'\n'
 		compset -P '*[=:]'
-		compadd -Q -p "${2-}" -f -- ${=1} && _ret=0
+		compadd -p "${2-}" -f -- ${=1} && _ret=0
 	}
 
 	_git ()
@@ -2771,6 +3146,6 @@ __git_complete gitk __gitk_main
 # when the user has tab-completed the executable name and consequently
 # included the '.exe' suffix.
 #
-if [[ "$OSTYPE" = cygwin* ]]; then
+if [ Cygwin = "$(uname -o 2>/dev/null)" ]; then
 __git_complete git.exe __git_main
 fi
diff --git a/plugins/gitfast/git-prompt.sh b/plugins/gitfast/git-prompt.sh
index 0da14eee9..f7009b063 100644
--- a/plugins/gitfast/git-prompt.sh
+++ b/plugins/gitfast/git-prompt.sh
@@ -82,6 +82,7 @@
 #     contains      relative to newer annotated tag (v1.6.3.2~35)
 #     branch        relative to newer tag or branch (master~4)
 #     describe      relative to older annotated tag (v1.6.3.1-13-gdd42c2f)
+#     tag           relative to any older tag (v1.6.3.1-13-gdd42c2f)
 #     default       exactly matching tag
 #
 # If you would like a colored hint about the current dirty state, set
@@ -218,7 +219,7 @@ __git_ps1_show_upstream ()
 		if [[ -n "$count" && -n "$name" ]]; then
 			__git_ps1_upstream_name=$(git rev-parse \
 				--abbrev-ref "$upstream" 2>/dev/null)
-			if [ $pcmode = yes ] && [ $ps1_expanded = yes ]; then
+			if [ "$pcmode" = yes ] && [ "$ps1_expanded" = yes ]; then
 				p="$p \${__git_ps1_upstream_name}"
 			else
 				p="$p ${__git_ps1_upstream_name}"
@@ -236,7 +237,7 @@ __git_ps1_show_upstream ()
 # to build a gitstring.
 __git_ps1_colorize_gitstring ()
 {
-	if [[ -n ${ZSH_VERSION-} ]]; then
+	if [[ -n "${ZSH_VERSION-}" ]]; then
 		local c_red='%F{red}'
 		local c_green='%F{green}'
 		local c_lblue='%F{blue}'
@@ -254,7 +255,7 @@ __git_ps1_colorize_gitstring ()
 	local flags_color="$c_lblue"
 
 	local branch_color=""
-	if [ $detached = no ]; then
+	if [ "$detached" = no ]; then
 		branch_color="$ok_color"
 	else
 		branch_color="$bad_color"
@@ -277,11 +278,12 @@ __git_ps1_colorize_gitstring ()
 	r="$c_clear$r"
 }
 
+# Helper function to read the first line of a file into a variable.
+# __git_eread requires 2 arguments, the file path and the name of the
+# variable, in that order.
 __git_eread ()
 {
-	local f="$1"
-	shift
-	test -r "$f" && read "$@" <"$f"
+	test -r "$1" && IFS=$'\r\n' read "$2" <"$1"
 }
 
 # __git_ps1 accepts 0 or 1 arguments (i.e., format string)
@@ -355,8 +357,8 @@ __git_ps1 ()
 	# incorrect.)
 	#
 	local ps1_expanded=yes
-	[ -z "$ZSH_VERSION" ] || [[ -o PROMPT_SUBST ]] || ps1_expanded=no
-	[ -z "$BASH_VERSION" ] || shopt -q promptvars || ps1_expanded=no
+	[ -z "${ZSH_VERSION-}" ] || [[ -o PROMPT_SUBST ]] || ps1_expanded=no
+	[ -z "${BASH_VERSION-}" ] || shopt -q promptvars || ps1_expanded=no
 
 	local repo_info rev_parse_exit_code
 	repo_info="$(git rev-parse --git-dir --is-inside-git-dir \
@@ -368,7 +370,7 @@ __git_ps1 ()
 		return $exit
 	fi
 
-	local short_sha
+	local short_sha=""
 	if [ "$rev_parse_exit_code" = "0" ]; then
 		short_sha="${repo_info##*$'\n'}"
 		repo_info="${repo_info%$'\n'*}"
@@ -443,6 +445,8 @@ __git_ps1 ()
 					git describe --contains HEAD ;;
 				(branch)
 					git describe --contains --all HEAD ;;
+				(tag)
+					git describe --tags HEAD ;;
 				(describe)
 					git describe HEAD ;;
 				(* | default)
@@ -504,13 +508,13 @@ __git_ps1 ()
 
 	# NO color option unless in PROMPT_COMMAND mode or it's Zsh
 	if [ -n "${GIT_PS1_SHOWCOLORHINTS-}" ]; then
-		if [ $pcmode = yes ] || [ -n "${ZSH_VERSION-}" ]; then
+		if [ "$pcmode" = yes ] || [ -n "${ZSH_VERSION-}" ]; then
 			__git_ps1_colorize_gitstring
 		fi
 	fi
 
 	b=${b##refs/heads/}
-	if [ $pcmode = yes ] && [ $ps1_expanded = yes ]; then
+	if [ "$pcmode" = yes ] && [ "$ps1_expanded" = yes ]; then
 		__git_ps1_branch_name=$b
 		b="\${__git_ps1_branch_name}"
 	fi
@@ -518,7 +522,7 @@ __git_ps1 ()
 	local f="$w$i$s$u"
 	local gitstring="$c$b${f:+$z$f}$r$p"
 
-	if [ $pcmode = yes ]; then
+	if [ "$pcmode" = yes ]; then
 		if [ "${__git_printf_supports_v-}" != yes ]; then
 			gitstring=$(printf -- "$printf_format" "$gitstring")
 		else
diff --git a/plugins/gitfast/gitfast.plugin.zsh b/plugins/gitfast/gitfast.plugin.zsh
index dba1b1315..7b6b67e92 100644
--- a/plugins/gitfast/gitfast.plugin.zsh
+++ b/plugins/gitfast/gitfast.plugin.zsh
@@ -1,6 +1,4 @@
-dir=$(dirname $0)
-source $dir/../git/git.plugin.zsh
-source $dir/git-prompt.sh
+source "${0:A:h}/git-prompt.sh"
 
 function git_prompt_info() {
   dirty="$(parse_git_dirty)"
diff --git a/plugins/gitfast/update b/plugins/gitfast/update
new file mode 100755
index 000000000..05054245f
--- /dev/null
+++ b/plugins/gitfast/update
@@ -0,0 +1,9 @@
+#!/bin/sh
+
+url="https://git.kernel.org/pub/scm/git/git.git/plain/contrib/completion"
+version="2.16.0"
+
+curl -s -o _git "${url}/git-completion.zsh?h=v${version}" &&
+curl -s -o git-completion.bash "${url}/git-completion.bash?h=v${version}" &&
+curl -s -o git-prompt.sh "${url}/git-prompt.sh?h=v${version}" &&
+git apply updates.patch
diff --git a/plugins/gitfast/updates.patch b/plugins/gitfast/updates.patch
new file mode 100644
index 000000000..28a31f859
--- /dev/null
+++ b/plugins/gitfast/updates.patch
@@ -0,0 +1,56 @@
+diff --git b/plugins/gitfast/_git a/plugins/gitfast/_git
+index e2554130..a2e3bef5 100644
+--- b/plugins/gitfast/_git
++++ a/plugins/gitfast/_git
+@@ -30,7 +30,7 @@ if [ -z "$script" ]; then
+ 	local -a locations
+ 	local e
+ 	locations=(
+-		$(dirname ${funcsourcetrace[1]%:*})/git-completion.bash
++		"$(dirname ${funcsourcetrace[1]%:*})/git-completion.bash"
+ 		'/etc/bash_completion.d/git' # fedora, old debian
+ 		'/usr/share/bash-completion/completions/git' # arch, ubuntu, new debian
+ 		'/usr/share/bash-completion/git' # gentoo
+@@ -214,8 +214,10 @@ _git ()
+ 
+ 	if (( $+functions[__${service}_zsh_main] )); then
+ 		__${service}_zsh_main
+-	else
++	elif (( $+functions[__${service}_main] )); then
+ 		emulate ksh -c __${service}_main
++	elif (( $+functions[_${service}] )); then
++		emulate ksh -c _${service}
+ 	fi
+ 
+ 	let _ret && _default && _ret=0
+diff --git b/plugins/gitfast/git-completion.bash a/plugins/gitfast/git-completion.bash
+index 9c8f7380..14012cab 100644
+--- b/plugins/gitfast/git-completion.bash
++++ a/plugins/gitfast/git-completion.bash
+@@ -2915,6 +2915,6 @@ __git_complete gitk __gitk_main
+ # when the user has tab-completed the executable name and consequently
+ # included the '.exe' suffix.
+ #
+-if [ Cygwin = "$(uname -o 2>/dev/null)" ]; then
++if [[ "$OSTYPE" = cygwin* ]]; then
+ __git_complete git.exe __git_main
+ fi
+diff --git b/plugins/gitfast/git-prompt.sh a/plugins/gitfast/git-prompt.sh
+index 97eacd78..c1de34eb 100644
+--- b/plugins/gitfast/git-prompt.sh
++++ a/plugins/gitfast/git-prompt.sh
+@@ -502,9 +502,11 @@ __git_ps1 ()
+ 
+ 	local z="${GIT_PS1_STATESEPARATOR-" "}"
+ 
+-	# NO color option unless in PROMPT_COMMAND mode
+-	if [ $pcmode = yes ] && [ -n "${GIT_PS1_SHOWCOLORHINTS-}" ]; then
+-		__git_ps1_colorize_gitstring
++	# NO color option unless in PROMPT_COMMAND mode or it's Zsh
++	if [ -n "${GIT_PS1_SHOWCOLORHINTS-}" ]; then
++		if [ $pcmode = yes ] || [ -n "${ZSH_VERSION-}" ]; then
++			__git_ps1_colorize_gitstring
++		fi
+ 	fi
+ 
+ 	b=${b##refs/heads/}