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dotfiles/.zshrc

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#!/bin/zsh
# http://zsh.sourceforge.net/Doc/Release/Options.html
# =============================================================================
# History
# =============================================================================
# If this is set, zsh sessions will append their history list to the history
# file, rather than replace it.
setopt APPEND_HISTORY
# Save each commands beginning timestamp and the duration to the history file.
setopt EXTENDED_HISTORY
# When searching for history entries in the line editor, do not display
# duplicates of a line previously found.
setopt HIST_FIND_NO_DUPS
# Remove command lines from the history list when the first character on the
# line is a space, or when one of the expanded aliases contains a leading space.
setopt HIST_IGNORE_SPACE
# Number of lines of history kept within the shell.
HISTSIZE=10000
# Number of lines of history to save to $HISTFILE.
SAVEHIST=10000
# File where history is saved.
HISTFILE=~/.histfile
# =============================================================================
# Input/Output
# =============================================================================
# Allow comments even in interactive shells.
setopt INTERACTIVE_COMMENTS
# Don't beep on error.
setopt NO_BEEP
# =============================================================================
# Changing Directories
# =============================================================================
# If a command is issued that cant be executed as a normal command, and the
# command is the name of a directory, perform the cd command to that directory.
setopt AUTO_CD
# Make cd push the old directory onto the directory stack (cd -<tab complete>).
setopt AUTO_PUSHD
# Dont push multiple copies of the same directory onto the directory stack.
setopt PUSHD_IGNORE_DUPS
# Global aliases for fast directory navigation. Global aliases are substituted
# anywhere on a line.
alias ...='../..'
alias ....='../../..'
alias .....='../../../..'
# =============================================================================
# Environment
# =============================================================================
# Add ~/.local/bin to $PATH.
export PATH="${HOME}/.local/bin:${PATH}"
# Automatically remove duplicates from these arrays.
typeset -U path PATH cdpath CDPATH fpath FPATH manpath MANPATH
# =============================================================================
# Job Control
# =============================================================================
# Report the status of background jobs immediately, rather than waiting until
# just before printing a prompt.
setopt NOTIFY
# Print job notifications in the long format (show e.g. PIDs) by default.
setopt LONG_LIST_JOBS
# Don't send SIGHUP to background processes when the shell exits.
setopt NO_HUP
# =============================================================================
# Colours
# =============================================================================
# Inside tmux TERM must be "screen", "tmux", or "tmux-256color".
# See https://github.com/tmux/tmux/wiki/FAQ and https://github.com/tmux/tmux/issues/625.
if [[ -v TMUX ]]; then
export TERM="tmux-256color"
else
export TERM="xterm-256color"
fi
# Evaluate dircolors to populate $LS_COLORS
eval "$(dircolors)"
# Add colour to common applications using aliases.
# https://wiki.archlinux.org/index.php/Color_output_in_console
alias diff='diff --color=auto'
alias grep='grep --color=auto'
alias egrep='egrep --color=auto'
alias fgrep='fgrep --color=auto'
alias ip='ip --color=auto'
# Add source code highlighting to less.
# https://www.gnu.org/software/src-highlite/source-highlight.html#Using-source_002dhighlight-with-less
if [[ -x "$(command -v source-highlight-esc.sh)" ]]; then # debian
export LESSOPEN="| source-highlight-esc.sh %s --tab=4"
export LESS=' -R '
elif [[ -x "$(command -v /usr/share/source-highlight/source-highlight-esc.sh)" ]]; then # ubuntu
export LESSOPEN="| /usr/share/source-highlight/source-highlight-esc.sh %s --tab=4"
export LESS=' -R '
else
print -P '%F{8}Warning: source-highlight package missing.'
fi
# =============================================================================
# Aliases
# =============================================================================
# Better ls
alias ls='ls --color=auto --classify --group-directories-first -v'
alias ll='ls -lh'
alias lla='ll -a'
# Nice-to-have aliases for (in)frequently used or hard-to-remember commands.
alias upgrade='sudo apt update && sudo apt upgrade && sudo apt autoremove'
alias rcheck='rhash --check --recursive --percents .'
alias rsynca='rsync --archive --compress --partial --human-readable --progress'
alias serve='python3 -m http.server'
function speedtest() {
function f() {
echo "================================= $1 ================================="
curl --max-time 10 --output /dev/null $2
}
f "Datapacket" http://fra.download.datapacket.com/10000mb.bin
f "Cachefly" http://cachefly.cachefly.net/100mb.test
f "OVH" http://www.ovh.net/files/1Gio.dat
f "Digital Ocean" http://speedtest-ams3.digitalocean.com/100mb.test
f "Linode" http://speedtest.frankfurt.linode.com/100MB-frankfurt.bin
f "Online.net" http://ping.online.net/10000Mo.dat
f "Hetzner" https://speed.hetzner.de/1GB.bin
f "Vultr" https://fra-de-ping.vultr.com/vultr.com.1000MB.bin
f "LeaseWeb" https://mirror.de.leaseweb.net/speedtest/1000mb.bin
f "Ramnode" http://lg.nl.ramnode.com/static/1000MB.test
f "OVH GRA" http://gra.proof.ovh.net/files/1Gio.dat
}
# =============================================================================
# Keybinds
# =============================================================================
# Enable searching through history for commands matching everything up to the
# current cursor position. (https://coderwall.com/p/jpj_6q/zsh-better-history-searching-with-arrow-keys).
autoload -U up-line-or-beginning-search
autoload -U down-line-or-beginning-search
zle -N up-line-or-beginning-search
zle -N down-line-or-beginning-search
# Use Emacs-style keybinds.
bindkey -e
# Bind keys as one would expect them to be bound.
# Use 'cat -v' to character sequences.
bindkey "$terminfo[kbs]" backward-delete-char # BackSpace
bindkey "$terminfo[khome]" beginning-of-line # Home
bindkey "$terminfo[kend]" end-of-line # End
bindkey "$terminfo[kich1]" overwrite-mode # Insert
bindkey "$terminfo[kdch1]" delete-char # Delete
bindkey "$terminfo[kcuu1]" up-line-or-beginning-search # Up
bindkey "$terminfo[kcud1]" down-line-or-beginning-search # Down
bindkey "$terminfo[kcub1]" backward-char # Left
bindkey "$terminfo[kcuf1]" forward-char # Right
#bindkey "$terminfo[kpp]" x # PageUp
#bindkey "$terminfo[knp]" x # PageDown
bindkey "^[[1;5D" backward-word # Ctrl+Left
bindkey "^[[1;5C" forward-word # Ctrl+Right
bindkey "^H" backward-delete-word # Ctrl+Backspace
bindkey "^[[3;5~" delete-word # Ctrl+Delete
bindkey "^[[Z" reverse-menu-complete # Shift+Tab
# Additional keybinds.
bindkey "^[?" run-help # Alt+?
bindkey "^[+" run-help # Alt++ (simpler on Danish keyboards)
# Remove '/' from WORDCHARS, making Ctrl+{Right,Left,Backspace} work correctly
# on path segments instead of operating on the entire path at once.
WORDCHARS=${WORDCHARS:s@/@}
# =============================================================================
# Completion
# =============================================================================
autoload -Uz compinit
compinit
#
# Options
#
# If a completion is performed with the cursor within a word, and a full
# completion is inserted, the cursor is moved to the end of the word.
setopt ALWAYS_TO_END
# Automatically list choices on an ambiguous completion.
setopt AUTO_LIST
# Automatically use menu completion after the second consecutive request for
# completion, for example by pressing the tab key repeatedly.
setopt AUTO_MENU
# If unset, the cursor is set to the end of the word if completion is started.
# Otherwise it stays there and completion is done from both ends.
setopt COMPLETE_IN_WORD
# If a parameter is completed whose content is the name of a directory, then
# add a trailing slash instead of a space.
setopt AUTO_PARAM_SLASH
# On an ambiguous completion, list possibilities instead of inserting the first
# match immediately.
setopt NO_MENU_COMPLETE
#
# Styles
#
# Group matches and describe.
zstyle ':completion:*:*:*:*:*' menu select
zstyle ':completion:*:matches' group 'yes'
zstyle ':completion:*:options' description 'yes'
zstyle ':completion:*:options' auto-description 'specify: %d'
zstyle ':completion:*:corrections' format ' %F{green}-- %d (errors: %e) --%f'
zstyle ':completion:*:descriptions' format ' %F{yellow}-- %d --%f'
zstyle ':completion:*:messages' format ' %F{purple} -- %d --%f'
zstyle ':completion:*:warnings' format ' %F{red}-- no matches found --%f'
zstyle ':completion:*:default' list-prompt '%S%M matches%s'
zstyle ':completion:*' format ' %F{yellow}-- %d --%f'
zstyle ':completion:*' group-name ''
zstyle ':completion:*' verbose yes
# Try smart-case completion, then case-insensitive, then partial-word, and then
# substring completion.
# See http://zsh.sourceforge.net/Doc/Release/Completion-Widgets.html#Completion-Matching-Control.
zstyle ':completion:*' matcher-list 'm:{a-z}={A-Z}' 'm:{a-zA-Z}={A-Z}{a-z}' 'r:|[._-]=* r:|=*' 'l:|=* r:|=*'
# Use the same colors as 'ls' in completion
zstyle ':completion:*' list-colors ${(s.:.)LS_COLORS}
# Keep directories and files separated
zstyle ':completion:*' list-dirs-first true
# The value of this style is used in completion listing to separate the string
# to complete from a description when completing options.
zstyle ':completion:*:options' list-separator \|
# This makes it so that the option descriptions are gray instead of the same
# colour as the options themselves to avoid confusion. This code itself,
# however, is very confusing and I have no idea how it works.
zstyle ':completion:*:options' list-colors \
"=(#b)(-##)([^ ]#) #(\\|)(*)=0=38;5;23=${color[bold]}=38;5;237=38;5;242" \
"=(#b)(-##)([^ ]#)(*)=0=38;5;23=${color[bold]}" \
"=(#b) #(\\|)(*)=0=38;5;237=38;5;242"
# Enable completion for '../'
zstyle ':completion:*' special-dirs true
# Behave as if there were a * between sequences of slashes in filename paths.
# E.g., foo//bar will be treated as foo/*/bar.
zstyle ':completion:*' squeeze-slashes false
# Make completions for apt etc. usable by activating completion caching layer.
zstyle ':completion::complete:*' use-cache on
# Don't complete hosts from /etc/hosts
zstyle -e ':completion:*' hosts 'reply=()'
# Provide more processes in completion of programs like kill and killall
zstyle ':completion:*:*:*:*:processes' command 'ps -u $LOGNAME -o pid,user,command -w'
zstyle ':completion:*:processes-names' command "ps -eo cmd= | sed 's:\([^ ]*\).*:\1:;s:\(/[^ ]*/\)::;/^\[/d'"
zstyle ':completion:*:*:kill:*:processes' list-colors '=(#b) #([0-9]#) ([0-9a-z-]#)*=01;36=0=01'
zstyle ':completion:*:*:kill:*' menu yes select
zstyle ':completion:*:*:kill:*' force-list always
zstyle ':completion:*:*:kill:*' insert-ids single
# Man
zstyle ':completion:*:manuals' separate-sections true
zstyle ':completion:*:manuals.(^1*)' insert-sections true
zstyle ':completion:*:man:*' menu yes select
# Pasting with tabs doesn't perform completion
zstyle ':completion:*' insert-tab pending
# SSH/SCP/RSYNC tag order
zstyle ':completion:*:(scp|rsync):*' tag-order 'hosts:-host:host hosts:-domain:domain hosts:-ipaddr:ip\ address *'
zstyle ':completion:*:(scp|rsync):*' group-order users files all-files hosts-domain hosts-host hosts-ipaddr
zstyle ':completion:*:ssh:*' tag-order 'hosts:-host:host hosts:-domain:domain hosts:-ipaddr:ip\ address *'
zstyle ':completion:*:ssh:*' group-order users hosts-domain hosts-host users hosts-ipaddr
zstyle ':completion:*:(ssh|scp|rsync):*:hosts-host' ignored-patterns '*(.|:)*' loopback ip6-loopback localhost ip6-localhost broadcasthost
zstyle ':completion:*:(ssh|scp|rsync):*:hosts-domain' ignored-patterns '<->.<->.<->.<->' '^[-[:alnum:]]##(.[-[:alnum:]]##)##' '*@*'
zstyle ':completion:*:(ssh|scp|rsync):*:hosts-ipaddr' ignored-patterns '^(<->.<->.<->.<->|(|::)([[:xdigit:].]##:(#c,2))##(|%*))' '127.0.0.<->' '255.255.255.255' '::1' 'fe80::*'
# Ignore internal shell functions
zstyle ':completion:*:functions' ignored-patterns '_*'
# =============================================================================
# Prompting
# =============================================================================
# Prompt expansion 101: (http://zsh.sourceforge.net/Doc/Release/Prompt-Expansion.html)
# %F => color dict (https://wiki.archlinux.org/index.php/Zsh#Colors)
# %f => reset color
# %~ => current path
# %n => username
# %m => shortname host
# %(?..) => prompt conditional - %(condition.true.false)
# vcs_info:
# %b => current branch
# %a => current action (rebase/merge)
#
# Options
#
# Enable command substitution and arithmetic expansion in prompts using '$()'.
setopt PROMPT_SUBST
# Disallow virtual envirnments from updating the prompt.
export VIRTUAL_ENV_DISABLE_PROMPT=1
#
# Git
# http://zsh.sourceforge.net/Doc/Release/User-Contributions.html
#
# Load vcs_info git module
autoload -Uz vcs_info
zstyle ':vcs_info:*' enable git
# Only export the one 'vcs_info_msg_0_' message variable.
zstyle ':vcs_info:*' max-exports 1
# Set formats
zstyle ':vcs_info:git*' formats '@%F{yellow}%b%f'
# actionformats is used if there is a special action going on in the current
# repository; like an interactive rebase or a merge conflict.
zstyle ':vcs_info:git*' actionformats '@%F{yellow}%b%f|%F{magenta}%a%f'
#
# Prompt
#
# Define the precmd hook function, which is executed before each prompt.
precmd () {
vcs_info # makes sure we have up-to-date vcs info
}
PROMPT=''
# Show '(venv)' in gray if in virtual environment.
PROMPT+='$([[ -v VIRTUAL_ENV ]] && print "%F{8}(`basename $VIRTUAL_ENV`)%f ")'
# Show 'hostname:' if logged in through SSH. Only checked once since it cannot
# change mid-session, unlike a virtual environment, like configured above.
# https://upload.wikimedia.org/wikipedia/commons/1/15/Xterm_256color_chart.svg
if [[ -v SSH_CONNECTION ]]; then
PROMPT+='%F{010}%m%f:'
fi
# Add the current working directory.
PROMPT+='%F{12}%~%f'
# Add version control info
PROMPT+='${vcs_info_msg_0_}'
# Make the prompt character green if last command successful, otherwise red.
PROMPT+='%(?.%F{green}.%F{red})'
# Add the actual prompt character: '#' if running with privileges, '' if not.
PROMPT+='%(!.#.)%f '
# =============================================================================
# Xterm Title
# =============================================================================
autoload -Uz add-zsh-hook
function xterm_title_precmd () {
print -Pn '\e]2;%n@%m %1~\a'
}
function xterm_title_preexec () {
print -Pn '\e]2;%n@%m %1~ %# '
print -n "${(q)1}\a"
}
if [[ "$TERM" == (screen*|xterm*|rxvt*) ]]; then
add-zsh-hook -Uz precmd xterm_title_precmd
add-zsh-hook -Uz preexec xterm_title_preexec
fi
# =============================================================================
# Plugins -- Must be loaded last
# =============================================================================
#
# zsh syntax highlighting: Fish shell like syntax highlighting for Zsh
# https://github.com/zsh-users/zsh-syntax-highlighting/blob/master/docs/highlighters.md
#
if [[ -e /usr/share/zsh-syntax-highlighting/zsh-syntax-highlighting.zsh ]]; then
source /usr/share/zsh-syntax-highlighting/zsh-syntax-highlighting.zsh
ZSH_HIGHLIGHT_HIGHLIGHTERS=(main brackets pattern cursor)
## Main
## Pattern
ZSH_HIGHLIGHT_PATTERNS+=('sudo rm' 'fg=white,bold,bg=red')
ZSH_HIGHLIGHT_PATTERNS+=('sudo dd' 'fg=white,bold,bg=red')
## Cursor
ZSH_HIGHLIGHT_STYLES[cursor]='underline'
else
print -P '%F{8}Warning: zsh-syntax-highlighting package missing.'
fi
#
# zsh auto-suggestions
#
if [[ -e /usr/share/zsh-autosuggestions/zsh-autosuggestions.zsh ]]; then
source /usr/share/zsh-autosuggestions/zsh-autosuggestions.zsh
ZSH_AUTOSUGGEST_STRATEGY=(match_prev_cmd completion)
#ZSH_AUTOSUGGEST_COMPLETION_IGNORE="(|sudo )apt install *"
else
print -P '%F{8}Warning: zsh-autosuggestions package missing.'
fi