gitfast: update to latest upstream and more (#9382)

1 files changed, 87 insertions, 39 deletions

diff --git a/plugins/gitfast/_git b/plugins/gitfast/_git
index 78a6dbb3d..46d10d6f9 100644
--- a/plugins/gitfast/_git
+++ b/plugins/gitfast/_git
@@ -2,25 +2,24 @@
 
 # zsh completion wrapper for git
 #
-# Copyright (c) 2012-2013 Felipe Contreras <felipe.contreras@gmail.com>
+# Copyright (c) 2012-2020 Felipe Contreras <felipe.contreras@gmail.com>
 #
-# You need git's bash completion script installed somewhere, by default it
-# would be the location bash-completion uses.
+# The recommended way to install this script is to make a copy of it as a
+# file named '_git' inside any directory in your fpath.
 #
-# If your script is somewhere else, you can configure it on your ~/.zshrc:
+# For example, create a directory '~/.zsh/', copy this file to '~/.zsh/_git',
+# and then add the following to your ~/.zshrc file:
 #
-#  zstyle ':completion:*:*:git:*' script ~/.git-completion.zsh
+#  fpath=(~/.zsh $fpath)
 #
-# The recommended way to install this script is to copy to '~/.zsh/_git', and
-# then add the following to your ~/.zshrc file:
+# You need git's bash completion script installed. By default bash-completion's
+# location will be used (e.g. pkg-config --variable=completionsdir bash-completion).
+#
+# If your bash completion script is somewhere else, you can specify the
+# location in your ~/.zshrc:
+#
+#  zstyle ':completion:*:*:git:*' script ~/.git-completion.bash
 #
-#  fpath=(~/.zsh $fpath)
-
-complete ()
-{
-	# do nothing
-	return 0
-}
 
 zstyle -T ':completion:*:*:git:*' tag-order && \
 	zstyle ':completion:*:*:git:*' tag-order 'common-commands'
@@ -30,16 +29,17 @@ if [ -z "$script" ]; then
 	local -a locations
 	local e
 	locations=(
-		"$(dirname ${funcsourcetrace[1]%:*})/git-completion.bash"
-		'/etc/bash_completion.d/git' # fedora, old debian
-		'/usr/share/bash-completion/completions/git' # arch, ubuntu, new debian
-		'/usr/share/bash-completion/git' # gentoo
+		"$(dirname ${funcsourcetrace[1]%:*})"/git-completion.bash
+		"$HOME/.local/share/bash-completion/completions/git"
+		"$(pkg-config --variable=completionsdir bash-completion)"/git
+		'/usr/share/bash-completion/completions/git'
+		'/etc/bash_completion.d/git' # old debian
 		)
 	for e in $locations; do
 		test -f $e && script="$e" && break
 	done
 fi
-ZSH_VERSION='' . "$script"
+GIT_SOURCING_ZSH_COMPLETION=y . "$script"
 
 __gitcomp ()
 {
@@ -50,13 +50,35 @@ __gitcomp ()
 	case "$cur_" in
 	--*=)
 		;;
+	--no-*)
+		local c IFS=$' \t\n'
+		local -a array
+		for c in ${=1}; do
+			if [[ $c == "--" ]]; then
+				continue
+			fi
+			c="$c${4-}"
+			case $c in
+			--*=|*.) ;;
+			*) c="$c " ;;
+			esac
+			array+=("$c")
+		done
+		compset -P '*[=:]'
+		compadd -Q -S '' -p "${2-}" -a -- array && _ret=0
+		;;
 	*)
 		local c IFS=$' \t\n'
 		local -a array
 		for c in ${=1}; do
+			if [[ $c == "--" ]]; then
+				c="--no-...${4-}"
+				array+=("$c ")
+				break
+			fi
 			c="$c${4-}"
 			case $c in
-			--*=*|*.) ;;
+			--*=|*.) ;;
 			*) c="$c " ;;
 			esac
 			array+=("$c")
@@ -71,35 +93,57 @@ __gitcomp_direct ()
 {
 	emulate -L zsh
 
-	local IFS=$'\n'
 	compset -P '*[=:]'
-	compadd -Q -- ${=1} && _ret=0
+	compadd -Q -S '' -- ${(f)1} && _ret=0
 }
 
 __gitcomp_nl ()
 {
 	emulate -L zsh
 
-	local IFS=$'\n'
 	compset -P '*[=:]'
-	compadd -Q -S "${4- }" -p "${2-}" -- ${=1} && _ret=0
+	compadd -Q -S "${4- }" -p "${2-}" -- ${(f)1} && _ret=0
 }
 
 __gitcomp_nl_append ()
 {
 	emulate -L zsh
 
-	local IFS=$'\n'
-	compadd -Q -S "${4- }" -p "${2-}" -- ${=1} && _ret=0
+	compset -P '*[=:]'
+	compadd -Q -S "${4- }" -p "${2-}" -- ${(f)1} && _ret=0
+}
+
+__gitcomp_file_direct ()
+{
+	emulate -L zsh
+
+	compadd -f -- ${(f)1} && _ret=0
 }
 
 __gitcomp_file ()
 {
 	emulate -L zsh
 
-	local IFS=$'\n'
-	compset -P '*[=:]'
-	compadd -Q -p "${2-}" -f -- ${=1} && _ret=0
+	compadd -f -p "${2-}" -- ${(f)1} && _ret=0
+}
+
+_git_zsh ()
+{
+	__gitcomp "v1.0"
+}
+
+__git_complete_command ()
+{
+	emulate -L zsh
+
+	local command="$1"
+	local completion_func="_git_${command//-/_}"
+	if (( $+functions[$completion_func] )); then
+		emulate ksh -c $completion_func
+		return 0
+	else
+		return 1
+	fi
 }
 
 __git_zsh_bash_func ()
@@ -108,14 +152,12 @@ __git_zsh_bash_func ()
 
 	local command=$1
 
-	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
 }
 
@@ -140,9 +182,11 @@ __git_zsh_cmd_common ()
 	push:'update remote refs along with associated objects'
 	rebase:'forward-port local commits to the updated upstream head'
 	reset:'reset current HEAD to the specified state'
+	restore:'restore working tree files'
 	rm:'remove files from the working tree and from the index'
 	show:'show various types of objects'
 	status:'show the working tree status'
+	switch:'switch branches'
 	tag:'create, list, delete or verify a tag object signed with GPG')
 	_describe -t common-commands 'common commands' list && _ret=0
 }
@@ -150,8 +194,9 @@ __git_zsh_cmd_common ()
 __git_zsh_cmd_alias ()
 {
 	local -a list
-	list=(${${${(0)"$(git config -z --get-regexp '^alias\.')"}#alias.}%$'\n'*})
-	_describe -t alias-commands 'aliases' list $* && _ret=0
+	list=(${${(0)"$(git config -z --get-regexp '^alias\.*')"}#alias.})
+	list=(${(f)"$(printf "%s:alias for '%s'\n" ${(f@)list})"})
+	_describe -t alias-commands 'aliases' list && _ret=0
 }
 
 __git_zsh_cmd_all ()
@@ -189,10 +234,13 @@ __git_zsh_main ()
 
 	case $state in
 	(command)
-		_alternative \
-                         'alias-commands:alias:__git_zsh_cmd_alias' \
-                         'common-commands:common:__git_zsh_cmd_common' \
-                         'all-commands:all:__git_zsh_cmd_all' && _ret=0
+		_tags common-commands alias-commands all-commands
+		while _tags; do
+			_requested common-commands && __git_zsh_cmd_common
+			_requested alias-commands && __git_zsh_cmd_alias
+			_requested all-commands && __git_zsh_cmd_all
+			let _ret || break
+		done
 		;;
 	(arg)
 		local command="${words[1]}" __git_dir