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Author SHA1 Message Date
Thiago de Arruda
20c0ea841b Remove completion server and focus on history
suggestion
2013-10-29 19:34:54 -03:00
11 changed files with 101 additions and 697 deletions

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[*]
charset = utf-8
end_of_line = lf
insert_final_newline = true
trim_trailing_whitespace = true
indent_style = tab
indent_size = 4
[*.md]
indent_style = space

145
README.md
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# zsh-autosuggestions
_[Fish](http://fishshell.com/)-like fast/unobtrusive autosuggestions for zsh._
It suggests commands as you type, based on command history.
## Installation
If you already use [zsh-syntax-highlighting](https://github.com/zsh-users/zsh-syntax-highlighting) plugin, then make sure to be loaded **before** zsh-autosuggestions.
Note: _.zshrc_ is a file that contains user-specific ZSH configuration.
ZSH assumes this file in your home directory (i.e. `~/.zshrc`), but the location can be changed using `ZDOTDIR` variable.
### Using zgen
[Zgen](https://github.com/tarjoilija/zgen) is a simple and fast plugin manager for ZSH.
If you dont use zgen, then use instructions for the manual installation.
1. Load `tarruda/zsh-autosuggestions` and `zsh-users/zsh-syntax-highlighting` using zgen in your .zshrc file, for example:
```sh
if ! zgen saved; then
echo "Creating a zgen save"
zgen load zsh-users/zsh-syntax-highlighting
# autosuggestions should be loaded last
zgen load tarruda/zsh-autosuggestions
zgen save
fi
```
2. Enable zsh-autosuggestions; copy the following snippet and put it after the zgen config section in your .zshrc file:
```sh
# Enable autosuggestions automatically.
zle-line-init() {
zle autosuggest-start
}
zle -N zle-line-init
```
3. Run `zgen reset` and reopen your terminal.
### Manually
1. Clone this repository to `~/.zsh/zsh-autosuggestions` (or anywhere else):
```sh
git clone git://github.com/tarruda/zsh-autosuggestions ~/.zsh/zsh-autosuggestions
```
2. Clone zsh-syntax-highlighting repository to `~/.zsh/zsh-syntax-highlighting` (or anywhere else):
```sh
git clone git://github.com/zsh-users/zsh-syntax-highlighting ~/.zsh/zsh-syntax-highlighting
```
3. Load and enable autosuggestions; copy the following snippet and put it to your .zshrc file:
```sh
# Load zsh-syntax-highlighting.
source ~/.zsh/zsh-syntax-highlighting/zsh-syntax-highlighting.zsh
# Load zsh-autosuggestions.
source ~/.zsh/zsh-autosuggestions/autosuggestions.zsh
# Enable autosuggestions automatically.
zle-line-init() {
zle autosuggest-start
}
zle -N zle-line-init
```
4. Reopen your terminal.
## Uninstallation
Just remove the config lines from .zshrc that youve added during “installation.”
If you dont use zgen, then also delete `~/.zsh/zsh-autosuggestions` and `~/.zsh/zsh-syntax-highlighting`.
## How to use
As you type commands, you will see a completion offered after the cursor, in a muted gray color (which can be changed, see [Configuration](#configuration)).
To accept the autosuggestion (replacing the command line contents), hit <kbd>End</kbd>, <kbd>Alt+F</kbd>, <kbd>Ctrl+F</kbd>, or any other key that moves the cursor to the right.
If the autosuggestion is not what you want, just ignore it: it wont execute unless you accept it.
Any widget that moves the cursor to the right (forward-word, forward-char, end-of-line…) will accept parts of the suggested text.
For example, vi-mode users can do this:
```sh
# Accept suggestions without leaving insert mode
bindkey '^f' vi-forward-word
# or
bindkey '^f' vi-forward-blank-word
```
You can also use right arrow key to accept the suggested text as in Fish shell; see [Configuration](#configuration) section to enable it.
### Exposed widgets
This plugin defines some ZLE widgets (think about them as functions) which you can bind to some key using [bindkey](http://zshwiki.org/home/zle/bindkeys).
For example, to toggle autosuggestions using <kbd>Ctrl+T</kbd> add this to your .zshrc:
```sh
bindkey '^T' autosuggest-toggle
```
List of widgets:
- `autosuggest-toggle` disable/enable autosuggestions.
- `autosuggest-execute-suggestion` accept the suggestion and execute it.
## Configuration
You may override default global config variables after plugin load, i.e. put it to your .zshrc after the code that loads plugins.
- `AUTOSUGGESTION_HIGHLIGHT_COLOR` suggestion highlight color, default is `'fg=8'`.
- `AUTOSUGGESTION_HIGHLIGHT_CURSOR` highlight word after cursor, or not. Must be integer value `1` or `0`, default is `1`.
- `AUTOSUGGESTION_ACCEPT_RIGHT_ARROW` complete entire suggestion with right arrow. Must be integer value `1` or `0`, default is `0` (right arrow completes one letter at a time).
## Known Issues
> When I hit <kbd>Tab</kbd> and autosuggestions is enabled, it deletes the previous line, and scrolls up the terminal.
This usually happens when autosuggestions is used along with something like [“completion waiting dots.”](http://michael.thegrebs.com/2012/09/04/zsh-completion-waiting-dots/)
Check which widget is bind to the Tab key; run `bindkey "^I"`.
If it prints something other than `"^I" expand-or-complete`, then this may be the problem.
If you use [Oh My Zsh](https://github.com/robbyrussell/oh-my-zsh), then make sure that the variable `COMPLETION_WAITING_DOTS` is not set (it enables [this](https://github.com/robbyrussell/oh-my-zsh/blob/e55c715508a2f652fed741f2047c66dda2c6e5b0/lib/completion.zsh#L56-L64) problematic code).
If you use module [editor](https://github.com/sorin-ionescu/prezto/tree/master/modules/editor) from [Prezto](https://github.com/sorin-ionescu/prezto), then you must comment out [these lines](https://github.com/sorin-ionescu/prezto/blob/a84ac5b0023d71c98bb28a68c550dc13f6c51945/modules/editor/init.zsh#L303-L304).
## License
This project is licensed under [MIT license](http://opensource.org/licenses/MIT).
For the full text of the license, see the [LICENSE](LICENSE) file.

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README.mkd Normal file
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# zsh-autosuggestions
> [Fish](http://fishshell.com/)-like fast/unobtrusive autosuggestions for zsh.
> [Shelr demo](http://shelr.tv/records/527007a99660803c5d000048).
## Installation
```zsh
git clone git://github.com/tarruda/zsh-autosuggestions ~/.zsh-autosuggestions
cat >> ~/.zshrc << "EOF"
source ~/.zsh-autosuggestions/autosuggestions.zsh
# Enable autosuggestions automatically
zle-line-init() {
zle autosuggest-start
}
zle -N zle-line-init
# use ctrl+f to accept a suggested word
bindkey '^F' autosuggest-accept-suggested-word
EOF
```

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autosuggestions.zsh

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# #
# ```zsh # ```zsh
# zle-line-init() { # zle-line-init() {
# autosuggest-enable # autosuggest-start
# } # }
# zle -N zle-line-init # zle -N zle-line-init
# ``` # ```
zmodload zsh/net/socket
source "${0:a:h}/completion-client.zsh" ZLE_AUTOSUGGEST_PAUSE_WIDGETS=(
vi-cmd-mode vi-backward-char backward-char backward-word beginning-of-line
# configuration variables history-search-forward history-search-backward up-line-or-history
AUTOSUGGESTION_HIGHLIGHT_COLOR='fg=8' down-line-or-history
AUTOSUGGESTION_HIGHLIGHT_CURSOR=1
function {
if [[ -n $ZLE_DISABLE_AUTOSUGGEST ]]; then
ZSH_HIGHLIGHT_HIGHLIGHTERS=()
return
fi
autoload -U is-at-least
# if is-at-least 5.0.3; then
# autosuggest-ensure-server
# fi
}
ZLE_AUTOSUGGEST_SUSPEND_WIDGETS=(
vi-cmd-mode vi-backward-char backward-char backward-word beginning-of-line
history-search-forward history-search-backward up-line-or-history
history-beginning-search-forward history-beginning-search-backward
down-line-or-history history-substring-search-up history-substring-search-down
backward-kill-word
) )
ZLE_AUTOSUGGEST_COMPLETION_WIDGETS=( ZLE_AUTOSUGGEST_COMPLETION_WIDGETS=(
complete-word expand-or-complete expand-or-complete-prefix list-choices complete-word expand-or-complete expand-or-complete-prefix list-choices
menu-complete reverse-menu-complete menu-expand-or-complete menu-select menu-complete reverse-menu-complete menu-expand-or-complete menu-select
accept-and-menu-complete accept-and-menu-complete
)
ZLE_AUTOSUGGEST_ACCEPT_WIDGETS=(
vi-forward-char forward-char vi-forward-word forward-word vi-add-eol
vi-add-next vi-forward-blank-word vi-end-of-line end-of-line
)
ZLE_AUTOSUGGEST_ALL_WIDGETS=(
self-insert magic-space backward-delete-char accept-line
$ZLE_AUTOSUGGEST_ACCEPT_WIDGETS
$ZLE_AUTOSUGGEST_SUSPEND_WIDGETS
$ZLE_AUTOSUGGEST_COMPLETION_WIDGETS
) )
autosuggest-pause() { autosuggest-pause() {
[[ -z $ZLE_AUTOSUGGESTING ]] && return [[ -z $ZLE_AUTOSUGGESTING ]] && return
unset ZLE_AUTOSUGGESTING unset ZLE_AUTOSUGGESTING
local widget
# Restore standard widgets except for self-insert, which triggers resume
autosuggest-restore-widgets
zle -A autosuggest-paused-self-insert self-insert
# When autosuggestions are disabled, kill the unmaterialized part # When autosuggestions are disabled, kill the unmaterialized part
RBUFFER='' RBUFFER=''
zle -A self-insert autosuggest-paused-self-insert
zle -A .magic-space magic-space
zle -A .backward-delete-char backward-delete-char
zle -A .accept-line accept-line
for widget in $ZLE_AUTOSUGGEST_PAUSE_WIDGETS; do
eval "zle -A autosuggest-${widget}-orig ${widget}"
done
for widget in $ZLE_AUTOSUGGEST_COMPLETION_WIDGETS; do
eval "zle -A autosuggest-${widget}-orig $widget"
done
autosuggest-highlight-suggested-text autosuggest-highlight-suggested-text
if [[ -n $ZLE_AUTOSUGGEST_CONNECTION ]]; then
zle -F $ZLE_AUTOSUGGEST_CONNECTION
fi
} }
autosuggest-resume() { autosuggest-resume() {
[[ -n $ZLE_AUTOSUGGESTING ]] && return [[ -n $ZLE_AUTOSUGGESTING ]] && return
ZLE_AUTOSUGGESTING=1 ZLE_AUTOSUGGESTING=1
autosuggest-hook-widgets local widget
if [[ -n $ZLE_AUTOSUGGEST_CONNECTION ]]; then # Replace prediction widgets by versions that will also highlight RBUFFER
# install listen for suggestions asynchronously zle -N self-insert autosuggest-insert-or-space
zle -Fw $ZLE_AUTOSUGGEST_CONNECTION autosuggest-pop-suggestion zle -N magic-space autosuggest-insert-or-space
zle -N backward-delete-char autosuggest-backward-delete-char
zle -N accept-line autosuggest-accept-line
# Hook into some default widgets that should pause autosuggestion
# automatically
for widget in $ZLE_AUTOSUGGEST_PAUSE_WIDGETS; do
eval "zle -A $widget autosuggest-${widget}-orig; \
zle -A autosuggest-suspend $widget"
done
# Hook into completion widgets to handle suggestions after completions
for widget in $ZLE_AUTOSUGGEST_COMPLETION_WIDGETS; do
eval "zle -A $widget autosuggest-${widget}-orig; \
zle -A autosuggest-tab $widget"
done
if [[ $BUFFER != '' ]]; then
autosuggest-request-suggestion
fi fi
} }
autosuggest-start() { autosuggest-start() {
if [[ -z $ZLE_DISABLE_AUTOSUGGEST && -n $functions[_zsh_highlight] ]]; then
if [[ ${ZSH_HIGHLIGHT_HIGHLIGHTERS[(i)autosuggest]} -gt ${#ZSH_HIGHLIGHT_HIGHLIGHTERS} ]]; then
ZSH_HIGHLIGHT_HIGHLIGHTERS+=(autosuggest)
fi
fi
autosuggest-resume autosuggest-resume
} }
# Toggles autosuggestions on/off
autosuggest-toggle() {
if [[ -n $ZLE_AUTOSUGGESTING ]]; then
autosuggest-pause
zle -A .self-insert self-insert
else
autosuggest-resume
fi
}
autosuggest-highlight-suggested-text() { autosuggest-highlight-suggested-text() {
if (( $+functions[_zsh_highlight_buffer_modified] > 0 )); then if [[ -n $ZLE_AUTOSUGGESTING ]]; then
_zsh_highlight local color='fg=8'
[[ -n $AUTOSUGGESTION_HIGHLIGHT_COLOR ]] &&\
color=$AUTOSUGGESTION_HIGHLIGHT_COLOR
region_highlight=("$(( $CURSOR + 1 )) $(( $CURSOR + $#RBUFFER )) $color")
else else
region_highlight=() region_highlight=()
_zsh_highlight_autosuggest_highlighter
fi fi
} }
_zsh_highlight_autosuggest_highlighter_predicate() {
[[ -n $ZLE_AUTOSUGGESTING ]] && (( $#RBUFFER > 0 ))
}
_zsh_highlight_autosuggest_highlighter() {
region_highlight+=("$(( $CURSOR + $AUTOSUGGESTION_HIGHLIGHT_CURSOR )) $(( $CURSOR + $#RBUFFER )) $AUTOSUGGESTION_HIGHLIGHT_COLOR")
}
autosuggest-insert-or-space() { autosuggest-insert-or-space() {
setopt localoptions noshwordsplit noksharrays
if [[ $LBUFFER == *$'\012'* ]] || (( PENDING )); then if [[ $LBUFFER == *$'\012'* ]] || (( PENDING )); then
# Editing multiline buffer or pasting a chunk of text, pause # Editing a multiline buffer or pasting in a chunk of text, dont
autosuggest-suspend # autosuggest
return zle .$WIDGET "$@"
fi elif [[ ${RBUFFER[1]} == ${KEYS[-1]} ]]; then
if [[ ${RBUFFER[1]} == ${KEYS[-1]} ]]; then
# Same as what's typed, just move on # Same as what's typed, just move on
((++CURSOR)) ((++CURSOR))
autosuggest-invalidate-highlight-cache autosuggest-highlight-suggested-text
else else
LBUFFER="$LBUFFER$KEYS" LBUFFER="$LBUFFER$KEYS"
if [[ $LASTWIDGET == (self-insert|magic-space|backward-delete-char) || $LASTWIDGET == (complete-word|accept-*|zle-line-init) ]]; then autosuggest-request-suggestion
if ! zle .history-beginning-search-backward; then
RBUFFER=''
if [[ ${KEYS[-1]} != ' ' ]]; then
autosuggest-send-request ${LBUFFER}
fi fi
fi
fi
fi
autosuggest-highlight-suggested-text
} }
autosuggest-backward-delete-char() { autosuggest-backward-delete-char() {
if (( $#LBUFFER > 1 )); then if ! (( CURSOR )); then
setopt localoptions noshwordsplit noksharrays zle .kill-whole-line
return
fi
if [[ $LBUFFER = *$'\012'* || $LASTWIDGET != (self-insert|magic-space|backward-delete-char) ]]; then if [[ $LBUFFER == *$'\012'* || $LASTWIDGET != (self-insert|magic-space|backward-delete-char) ]]; then
# When editing a multiline buffer or if the last widget was e.g. a motion,
# then probably the intent is to actually edit the line, not change the
# search prefix.
LBUFFER="$LBUFFER[1,-2]" LBUFFER="$LBUFFER[1,-2]"
else else
((--CURSOR)) ((--CURSOR))
autosuggest-invalidate-highlight-cache
zle .history-beginning-search-forward || RBUFFER='' zle .history-beginning-search-forward || RBUFFER=''
fi fi
autosuggest-highlight-suggested-text
else
zle .kill-whole-line
fi
} }
# When autosuggesting, ignore RBUFFER which corresponds to the 'unmaterialized' # When autosuggesting, ignore RBUFFER which corresponds to the 'unmaterialized'
# section when the user accepts the line # section when the user accepts the line
autosuggest-accept-line() { autosuggest-accept-line() {
RBUFFER='' RBUFFER=''
if ! (( $+functions[_zsh_highlight_buffer_modified] )); then
# Only clear the colors if the user doesn't have zsh-highlight installed
region_highlight=() region_highlight=()
fi
zle .accept-line zle .accept-line
} }
@@ -174,121 +123,46 @@ autosuggest-paused-self-insert() {
if [[ $RBUFFER == '' ]]; then if [[ $RBUFFER == '' ]]; then
# Resume autosuggestions when inserting at the end of the line # Resume autosuggestions when inserting at the end of the line
autosuggest-resume autosuggest-resume
zle self-insert zle autosuggest-modify
else else
zle .self-insert zle .self-insert
fi fi
} }
autosuggest-pop-suggestion() { autosuggest-request-suggestion() {
local words last_word suggestion if (( $CURSOR == 0 )) || [[ ${LBUFFER[-1]} == ' ' ]]; then
if ! IFS= read -r -u $ZLE_AUTOSUGGEST_CONNECTION suggestion; then RBUFFER=''
# server closed the connection, stop listenting
zle -F $ZLE_AUTOSUGGEST_CONNECTION
unset ZLE_AUTOSUGGEST_CONNECTION
return return
fi fi
if [[ -n $suggestion ]]; then
local prefix=${suggestion%$'\2'*} [[ -n $ZLE_DISABLE_AUTOSUGGEST || $LBUFFER == '' ]] && return
suggestion=${suggestion#*$'\2'} zle .history-beginning-search-backward || RBUFFER=''
# only use the suggestion if the prefix is still compatible with
# the suggestion(prefix should be contained in LBUFFER)
if [[ ${LBUFFER#$prefix*} != ${LBUFFER} ]]; then
words=(${(z)LBUFFER})
last_word=${words[-1]}
suggestion=${suggestion:$#last_word}
RBUFFER="$suggestion"
autosuggest-highlight-suggested-text autosuggest-highlight-suggested-text
else
RBUFFER=''
fi
else
RBUFFER=''
fi
zle -Rc
} }
autosuggest-suspend() { autosuggest-suspend() {
autosuggest-pause autosuggest-pause
zle .${WIDGET} "$@" zle autosuggest-${WIDGET}-orig "$@"
} }
autosuggest-tab() { autosuggest-tab() {
RBUFFER='' RBUFFER=''
zle .${WIDGET} "$@" zle autosuggest-${WIDGET}-orig "$@"
autosuggest-invalidate-highlight-cache
autosuggest-highlight-suggested-text autosuggest-highlight-suggested-text
} }
autosuggest-accept-suggestion() { autosuggest-accept-suggested-small-word() {
if [[ AUTOSUGGESTION_ACCEPT_RIGHT_ARROW -eq 1 && ("$WIDGET" == 'forward-char' || "$WIDGET" == 'vi-forward-char') ]]; then zle .vi-forward-word
zle .end-of-line "$@"
else
zle .${WIDGET} "$@"
fi
if [[ -n $ZLE_AUTOSUGGESTING ]]; then
autosuggest-invalidate-highlight-cache
autosuggest-highlight-suggested-text autosuggest-highlight-suggested-text
fi
} }
autosuggest-execute-suggestion() { autosuggest-accept-suggested-word() {
if [[ -n $ZLE_AUTOSUGGESTING ]]; then zle .forward-word
zle .end-of-line
autosuggest-invalidate-highlight-cache
autosuggest-highlight-suggested-text autosuggest-highlight-suggested-text
fi
zle .accept-line
} }
autosuggest-invalidate-highlight-cache() {
# invalidate the buffer for zsh-syntax-highlighting
_zsh_highlight_autosuggest_highlighter_cache=()
}
autosuggest-restore-widgets() {
for widget in $ZLE_AUTOSUGGEST_ALL_WIDGETS; do
[[ -z $widgets[$widget] ]] && continue
zle -A .${widget} ${widget}
done
}
autosuggest-hook-widgets() {
local widget
# Replace prediction widgets by versions that will also highlight RBUFFER
zle -A autosuggest-insert-or-space self-insert
zle -A autosuggest-insert-or-space magic-space
zle -A autosuggest-backward-delete-char backward-delete-char
zle -A autosuggest-accept-line accept-line
# Hook into some default widgets that should suspend autosuggestion
# automatically
for widget in $ZLE_AUTOSUGGEST_ACCEPT_WIDGETS; do
[[ -z $widgets[$widget] ]] && continue
eval "zle -A autosuggest-accept-suggestion $widget"
done
for widget in $ZLE_AUTOSUGGEST_SUSPEND_WIDGETS; do
[[ -z $widgets[$widget] ]] && continue
eval "zle -A autosuggest-suspend $widget"
done
for widget in $ZLE_AUTOSUGGEST_COMPLETION_WIDGETS; do
[[ -z $widgets[$widget] ]] && continue
eval "zle -A autosuggest-tab $widget"
done
}
zle -N autosuggest-toggle
zle -N autosuggest-start zle -N autosuggest-start
zle -N autosuggest-accept-suggested-small-word zle -N autosuggest-accept-suggested-small-word
zle -N autosuggest-accept-suggested-word zle -N autosuggest-accept-suggested-word
zle -N autosuggest-execute-suggestion
zle -N autosuggest-paused-self-insert
zle -N autosuggest-insert-or-space
zle -N autosuggest-backward-delete-char
zle -N autosuggest-accept-line
zle -N autosuggest-tab
zle -N autosuggest-suspend zle -N autosuggest-suspend
zle -N autosuggest-accept-suggestion zle -N autosuggest-tab
autosuggest-restore-widgets

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#!/usr/bin/env zsh
zmodload zsh/net/socket
AUTOSUGGEST_SERVER_SCRIPT="${0:a:h}/completion-server.zsh"
autosuggest-ensure-server() {
setopt local_options no_hup
local server_dir="/tmp/zsh-autosuggest-$USER"
local pid_file="$server_dir/pid"
local socket_path="$server_dir/socket"
if [[ ! -d $server_dir || ! -r $pid_file ]] || ! kill -0 $(<$pid_file) &> /dev/null; then
if which setsid &> /dev/null; then
setsid zsh $AUTOSUGGEST_SERVER_SCRIPT $server_dir $pid_file $socket_path &!
else
zsh $AUTOSUGGEST_SERVER_SCRIPT $server_dir $pid_file $socket_path &!
fi
fi
autosuggest-server-connect
}
autosuggest-server-connect() {
unset ZLE_AUTOSUGGEST_CONNECTION
integer remaining_tries=10
while (( --remaining_tries )) && ! zsocket $socket_path &>/dev/null; do
sleep 0.3
done
[[ -z $REPLY ]] && return 1
ZLE_AUTOSUGGEST_CONNECTION=$REPLY
}
autosuggest-send-request() {
[[ -z $ZLE_AUTOSUGGEST_CONNECTION ]] && return 1
setopt local_options noglob
print -u $ZLE_AUTOSUGGEST_CONNECTION - $1 &> /dev/null || return 1
}

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@@ -1,121 +0,0 @@
# Based on:
# https://github.com/Valodim/zsh-capture-completion/blob/master/.zshrc
ZLE_DISABLE_AUTOSUGGEST=1
# no prompt!
PROMPT=
# load completion system
autoload compinit
compinit
# never run a command
bindkey '\C-m' .kill-buffer
bindkey '\C-j' .kill-buffer
bindkey '\C-i' complete-word
# send an emtpy line before completions are output
empty-line() {
print
# handler needs to reinsert itself after being called
compprefuncs+=empty-line
}
compprefuncs+=empty-line
# send a line with null-byte after completions are output
null-line() {
print $'\0'
# handler needs to reinsert itself after being called
comppostfuncs+=null-line
}
comppostfuncs+=null-line
zstyle ':completion:*' completer _complete
# never group stuff!
zstyle ':completion:*' list-grouped false
# don't insert tab when attempting completion on empty line
zstyle ':completion:*' insert-tab false
# no list separator, this saves some stripping later on
zstyle ':completion:*' list-separator ''
# dont use matchers
zstyle -d ':completion:*' matcher-list
# dont format
zstyle -d ':completion:*' format
# no color formatting
zstyle -d ':completion:*' list-colors
# we use zparseopts
zmodload zsh/zutil
# override compadd (this our hook)
compadd() {
# check if any of -O, -A or -D are given
if [[ ${@[1,(i)(-|--)]} == *-(O|A|D)\ * ]]; then
# if that is the case, just delegate and leave
builtin compadd "$@"
return $?
fi
# be careful with namespacing here, we don't want to mess with stuff that
# should be passed to compadd!
typeset -a __hits __dscr __tmp
# do we have a description parameter?
# note we don't use zparseopts here because of combined option parameters
# with arguments like -default- confuse it.
if (( $@[(I)-d] )); then # kind of a hack, $+@[(r)-d] doesn't work because of line noise overload
# next param after -d
__tmp=${@[$[${@[(i)-d]}+1]]}
# description can be given as an array parameter name, or inline () array
if [[ $__tmp == \(* ]]; then
eval "__dscr=$__tmp"
else
__dscr=( "${(@P)__tmp}" )
fi
fi
# capture completions by injecting -A parameter into the compadd call.
# this takes care of matching for us.
builtin compadd -A __hits -D __dscr "$@"
# JESUS CHRIST IT TOOK ME FOREVER TO FIGURE OUT THIS OPTION WAS SET AND WAS MESSING WITH MY SHIT HERE
setopt localoptions norcexpandparam extendedglob
# extract prefixes and suffixes from compadd call. we can't do zsh's cool
# -r remove-func magic, but it's better than nothing.
typeset -A apre hpre hsuf asuf
zparseopts -E P:=apre p:=hpre S:=asuf s:=hsuf
# append / to directories? we are only emulating -f in a half-assed way
# here, but it's better than nothing.
integer dirsuf=0
# don't be fooled by -default- >.>
if [[ -z $hsuf && "${${@//-default-/}% -# *}" == *-[[:alnum:]]#f* ]]; then
dirsuf=1
fi
# just drop
[[ -n $__hits ]] || return
# this is the point where we have all matches in $__hits and all
# descriptions in $__dscr!
# display all matches
local dsuf dscr
for i in {1..$#__hits}; do
# add a dir suffix?
(( dirsuf )) && [[ -d $__hits[$i] ]] && dsuf=/ || dsuf=
# description to be displayed afterwards
# (( $#__dscr >= $i )) && dscr=" -- ${${__dscr[$i]}##$__hits[$i] #}" || dscr=
print - $'\1'$IPREFIX$apre$hpre$__hits[$i]$dsuf$hsuf$asuf$dscr
done
unset __hits __dscr __tmp
}
# signal the daemon we are ready for input
print $'\0'

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@@ -1,128 +0,0 @@
#!/usr/bin/env zsh
# Based on:
# https://github.com/Valodim/zsh-capture-completion/blob/master/capture.zsh
# read everything until a line containing the byte 0 is found
read-to-null() {
while zpty -r z chunk; do
[[ $chunk == *$'\0'* ]] && break
[[ $chunk != $'\1'* ]] && continue # ignore what doesnt start with '1'
print -n - ${chunk:1}
done
}
accept-connection() {
zsocket -a $server
fds[$REPLY]=1
print "connection accepted, fd: $REPLY" >&2
}
handle-request() {
local connection=$1 current line
integer read_something=0
print "request received from fd $connection"
while read -u $connection prefix &> /dev/null; do
read_something=1
# send the prefix to be completed followed by a TAB to force
# completion
zpty -w -n z $prefix$'\t'
zpty -r z chunk &> /dev/null # read empty line before completions
current=''
# read completions one by one, storing the longest match
read-to-null | while IFS= read -r line; do
(( $#line > $#current )) && current=$line
done
# send the longest completion back to the client, strip the last
# non-printable character
if (( $#current )); then
print -u $connection - $prefix$'\2'${current:0:-1}
else
print -u $connection ''
fi
# clear input buffer
zpty -w z $'\n'
break # handle more requests/return to zselect
done
if ! (( read_something )); then
print "connection with fd $connection closed" >&2
unset fds[$connection]
exec {connection}>&- # free the file descriptor
fi
}
if [[ -n $ZLE_AUTOSUGGEST_SERVER_LOG ]]; then
exec >> "$HOME/.autosuggest-server.log"
else
exec > /dev/null
fi
if [[ -n $ZLE_AUTOSUGGEST_SERVER_LOG_ERRORS ]]; then
exec 2>> "$HOME/.autosuggest-server-errors.log"
else
exec 2> /dev/null
fi
exec < /dev/null
zmodload zsh/zpty
zmodload zsh/zselect
zmodload zsh/net/socket
setopt noglob
print "autosuggestion server started, pid: $$" >&2
# Start an interactive zsh connected to a zpty
zpty z ZLE_DISABLE_AUTOSUGGEST=1 zsh -i
print 'interactive shell started'
# Source the init script
zpty -w z "source '${0:a:h}/completion-server-init.zsh'"
# wait for ok from shell
read-to-null &> /dev/null
print 'interactive shell ready'
# listen on a socket for completion requests
server_dir=$1
pid_file=$2
socket_path=$3
cleanup() {
print 'removing socket and pid file...'
rm -f $socket_path $pid_file
print "autosuggestion server stopped, pid: $$"
exit
}
trap cleanup TERM INT HUP EXIT
mkdir -m 700 $server_dir
while ! zsocket -l $socket_path; do
if [[ ! -r $pid_file ]] || ! kill -0 $(<$pid_file); then
rm -f $socket_path
else
exit 1
fi
print "will retry listening on '$socket_path'"
done
server=$REPLY
print "server listening on '$socket_path'"
print $$ > $pid_file
typeset -A fds ready
fds[$server]=1
while zselect -A ready ${(k)fds}; do
queue=(${(k)ready})
for fd in $queue; do
if (( fd == server )); then
accept-connection
else
handle-request $fd
fi
done
done

44
install
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@@ -1,44 +0,0 @@
#!/bin/bash
# Install script for zsh-autocomplete
config="$HOME/.zshrc"
for config in "$HOME/.zshrc" "$ZDOTDIR/.zshrc" "$1"; do
echo $config
#first checks if ~/.zshrc file exists and is readable
if [ -r "$config" ]; then
break
elif [ "$config" = "$1" ]; then
echo "\nError: Please specify as first argument the file in which to load zsh-autosuggestions (usually ~/.zshrc)!\n"
exit 1
fi
done
SOURCE="${BASH_SOURCE[0]}"
while [ -h "$SOURCE" ]; do # resolve $SOURCE until the file is no longer a symlink
DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
SOURCE="$(readlink "$SOURCE")"
[[ $SOURCE != /* ]] && SOURCE="$DIR/$SOURCE" # if $SOURCE was a relative symlink, we need to resolve it relative to the path where the symlink file was located
done
DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
# appends the string to $config (usually ~/.zshrc) file
cat >> "$config" <<-EOF
# Setup zsh-autosuggestions
source $DIR/autosuggestions.zsh
# Enable autosuggestions automatically
zle-line-init() {
zle autosuggest-start
}
zle -N zle-line-init
# use ctrl+t to toggle autosuggestions(hopefully this wont be needed as
# zsh-autosuggestions is designed to be unobtrusive)
bindkey '^T' autosuggest-toggle
EOF
echo "\nSetup completed successfully!\n"
exit 0

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@@ -1 +0,0 @@
autosuggestions.zsh