Merge branch 'ds/commit-graph-with-grafts'
[gitweb.git] / contrib / completion / git-completion.bash
index 97776fb31af371fd92ae4471d6b5ec8dc417ccac..d63d2dffd4e12186e734adb0cc2ae7c1db7a6374 100644 (file)
@@ -94,6 +94,70 @@ __git ()
                ${__git_dir:+--git-dir="$__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+
@@ -266,9 +330,32 @@ __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 $c in
@@ -346,6 +433,24 @@ __gitcomp_nl ()
        __gitcomp_nl_append "$@"
 }
 
+# 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 componens.
+__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:
@@ -365,7 +470,8 @@ __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
@@ -375,10 +481,12 @@ __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
+               __git -C "$1" -c core.quotePath=false ls-files \
+                       --exclude-standard $2 -- "${3//\\/\\\\}*"
        fi
 }
 
@@ -389,12 +497,103 @@ __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 root="${2-.}" file
+       local root="$2" match="$3"
 
-       __git_ls_files_helper "$root" "$1" |
-       cut -f1 -d/ | sort | uniq
+       __git_ls_files_helper "$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.
@@ -713,26 +912,6 @@ __git_complete_revlist_file ()
        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="${pfx}/"
-               ;;
-       esac
-
-       __gitcomp_file "$(__git_index_files "$1" ${pfx:+"$pfx"})" "$pfx" "$cur_"
-}
-
 __git_complete_file ()
 {
        __git_complete_revlist_file
@@ -1005,7 +1184,7 @@ _git_am ()
                return
                ;;
        --*)
-               __gitcomp_builtin am "--no-utf8" \
+               __gitcomp_builtin am "" \
                        "$__git_am_inprogress_options"
                return
        esac
@@ -1105,9 +1284,7 @@ _git_branch ()
                __git_complete_refs --cur="${cur##--set-upstream-to=}"
                ;;
        --*)
-               __gitcomp_builtin branch "--no-color --no-abbrev
-                       --no-track --no-column
-                       "
+               __gitcomp_builtin branch
                ;;
        *)
                if [ $only_local_ref = "y" -a $has_r = "n" ]; then
@@ -1148,7 +1325,7 @@ _git_checkout ()
                __gitcomp "diff3 merge" "" "${cur##--conflict=}"
                ;;
        --*)
-               __gitcomp_builtin checkout "--no-track --no-recurse-submodules"
+               __gitcomp_builtin checkout
                ;;
        *)
                # check if --track, --no-track, or --no-guess was specified
@@ -1211,7 +1388,7 @@ _git_clone ()
 {
        case "$cur" in
        --*)
-               __gitcomp_builtin clone "--no-single-branch"
+               __gitcomp_builtin clone
                return
                ;;
        esac
@@ -1244,7 +1421,7 @@ _git_commit ()
                return
                ;;
        --*)
-               __gitcomp_builtin commit "--no-edit --verify"
+               __gitcomp_builtin commit
                return
        esac
 
@@ -1347,7 +1524,7 @@ _git_fetch ()
                return
                ;;
        --*)
-               __gitcomp_builtin fetch "--no-tags"
+               __gitcomp_builtin fetch
                return
                ;;
        esac
@@ -1384,7 +1561,7 @@ _git_fsck ()
 {
        case "$cur" in
        --*)
-               __gitcomp_builtin fsck "--no-reflogs"
+               __gitcomp_builtin fsck
                return
                ;;
        esac
@@ -1490,7 +1667,7 @@ _git_ls_files ()
 {
        case "$cur" in
        --*)
-               __gitcomp_builtin ls-files "--no-empty-directory"
+               __gitcomp_builtin ls-files
                return
                ;;
        esac
@@ -1641,12 +1818,7 @@ _git_merge ()
 
        case "$cur" in
        --*)
-               __gitcomp_builtin merge "--no-rerere-autoupdate
-                               --no-commit --no-edit --no-ff
-                               --no-log --no-progress
-                               --no-squash --no-stat
-                               --no-verify-signatures
-                               "
+               __gitcomp_builtin merge
                return
        esac
        __git_complete_refs
@@ -1745,10 +1917,7 @@ _git_pull ()
                return
                ;;
        --*)
-               __gitcomp_builtin pull "--no-autostash --no-commit --no-edit
-                                       --no-ff --no-log --no-progress --no-rebase
-                                       --no-squash --no-stat --no-tags
-                                       --no-verify-signatures"
+               __gitcomp_builtin pull
 
                return
                ;;
@@ -1807,6 +1976,20 @@ _git_push ()
        __git_complete_remote_or_refspec
 }
 
+_git_range_diff ()
+{
+       case "$cur" in
+       --*)
+               __gitcomp "
+                       --creation-factor= --no-dual-color
+                       $__git_diff_common_options
+               "
+               return
+               ;;
+       esac
+       __git_complete_revlist
+}
+
 _git_rebase ()
 {
        __git_find_repo_path
@@ -1939,7 +2122,7 @@ _git_status ()
                return
                ;;
        --*)
-               __gitcomp_builtin status "--no-column"
+               __gitcomp_builtin status
                return
                ;;
        esac
@@ -2158,9 +2341,14 @@ _git_config ()
                __gitcomp "insteadOf pushInsteadOf" "$pfx" "$cur_"
                return
                ;;
+       *.*)
+               __git_compute_config_vars
+               __gitcomp "$__git_config_vars"
+               ;;
+       *)
+               __git_compute_config_vars
+               __gitcomp "$(echo "$__git_config_vars" | sed 's/\.[^ ]*/./g')"
        esac
-       __git_compute_config_vars
-       __gitcomp "$__git_config_vars"
 }
 
 _git_remote ()
@@ -2184,7 +2372,7 @@ _git_remote ()
 
        case "$subcommand,$cur" in
        add,--*)
-               __gitcomp_builtin remote_add "--no-tags"
+               __gitcomp_builtin remote_add
                ;;
        add,*)
                ;;
@@ -2201,7 +2389,7 @@ _git_remote ()
                __gitcomp_builtin remote_update
                ;;
        update,*)
-               __gitcomp "$(__git_get_config_variables "remotes")"
+               __gitcomp "$(__git_remotes) $(__git_get_config_variables "remotes")"
                ;;
        set-url,--*)
                __gitcomp_builtin remote_set-url
@@ -2264,7 +2452,7 @@ _git_revert ()
        fi
        case "$cur" in
        --*)
-               __gitcomp_builtin revert "--no-edit" \
+               __gitcomp_builtin revert "" \
                        "$__git_revert_inprogress_options"
                return
                ;;
@@ -2334,7 +2522,7 @@ _git_show_branch ()
 {
        case "$cur" in
        --*)
-               __gitcomp_builtin show-branch "--no-color"
+               __gitcomp_builtin show-branch
                return
                ;;
        esac
@@ -2758,7 +2946,10 @@ __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
@@ -2807,6 +2998,15 @@ 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 -Q -f -- ${=1} && _ret=0
+       }
+
        __gitcomp_file ()
        {
                emulate -L zsh