Fish Shell Goodies

_install.fish

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Fish config with awesome flexible prompt, unicode symbols, better fzf integration and lot of handy functions.

• Lots of functions/ideas are easily portable to Bash/Zsh/your preffered shell
• • Feel free to explore!
• This readme automatically generated from comments in scripts
  • Please notify me if you notice any errors
• Works nice with my Kitty shell config and useful script collection

Instalation

1. git clone git@github.com:dmi3/fish.git
2. Install configs:
   • All: run ./_install.fish ⚠ this will remove ~/.config/fish! Backup before running
   • Some: source files you are interested in your ~/.config/fish/config.fish
3. Install fzf or run fish -c update-fzf

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aliases.fish

Useful aliases

• We also have Bash version, and portable Over-SSH version
• Create missing directories in path when calling mkdir
• path command to print full file path
• rmm command to remove directories, but ask nicely
• cpp command to copy directories, but ask nicely
• cp to ask when overwriting files
• mv to ask when overwriting files
• add-to-path Command to add current directory to path
• Human readable sizes for df, du, free (i.e. Mb, Gb etc)
• fs command to show free space on physical drives
• disks command to List disks
  • Clearly shows which disks are mounted temporary
  • I always run this command before dd sd-card, to make 100% sure not to override system partition
• partitions command to list partitions
• sizeof command to show size of file or directory
• connect command Connect to wifi from terminal
• lockblock command to prevent screen locking untill next reboot
• wget to save file with provided name
• unset to unset enviroment variable
• Prepend sudo to nano command if file is not editable by current user
  • Warn if file does no exist
• If Sublime Text installed - use it instead of Gedit
• Show 3 (next and prev) months in cal, start week on monday
  • Use nicl in installed
• If sssh2 installed - use it instead of ssh
• If plug installed - use it for interactive mount/unmount of USB drives
• icat Show images in kitty
• ll "Scroll ll if theres more files that fit on screen"
• mkcd "Create and cd to directory"
• amount "Mount archive"
• aumount "Unmount all mounted archive (and gvfs locations)"
• copy "Copy pipe or argument"
• copypath "Copy full file path"
• color "Print color"
• reset_windows "Reset all windows size and bring it to main monitor. Useful if DE messes up in multiple monitor configuration"
• `nano
• run "Make file executable, then run it"
• launch "Launch GUI program - hide output and don't close when terminal closes"
• open "Open file by default application in new process"
• b "Exec command in bash. Useful when copy-pasting commands with imcompatible syntax to fish "
• c "Math using Python"
• subl "Starts Sublime Text. Additionally supports piping (i.e. ls | subl) and urls (i.e. subl http://jenkins/logs)"
• qr "Prints QR. E.g. super useful when you need to transfer private key to the phone without intermediaries cat ~/.ssh/topsecret.pem | qr"

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colors.fish

Dark theme. See screenshots.

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completions/todo.fish

Decription

Auto generate completion for todo script. Search script for strings starting with -- and add them to Fish completion as arguments for todo command

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config.fish

Entry point that includes all other configs

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developer.fish

Functions useful for developers

• ccat Cat file, but with syntax highlighting
• git-show-unpushed-commits Git show unpushed commits
• server-here Start serving files in current directory and open browser
• git-revert-file "Revert single file in git"
• git-wat "Show 5 latest commits"
• git-recent-branches "Show recentbranches"
• git-pr "Create PR on Github"
• gradle "Use ./gradlew if exists"
• src 'Open/edit source of script or function located in $PATH' --wraps which
• td "Add to ~/todo.md list"
• sdkman "Run sdkman"
• sdkman-init "Inits sdkman"
• bak "Copies (backups) file in same folder with .bak extension"

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main.fish

Better integration of Fish Shell and fzf

• See Official Fish documentation
• Clear input on Ctrl+U
• Exit on Esc if single command mode enabled
  • See https://github.com/dmi3/fish/blob/master/singlecmd.fish
• Convinient directory navigation using Alt+Ctrl + → ← ↑
  • History back/forward/go to parent dir
  • You can use Fish as file manager!
  • Comes handy when you start typing command, then realize wrong dir
• Send terminate on Ctrl+Shift+C to free Ctrl+C for copy (in terminal settings). See https://developer.run/36
• Prints directory and currently running command in tab title ↓
  • 
• Ctrl+R show fzf (fuzzy) history search where you can:
  • Super advanched analog or Ctrl+R in Bash
  • Execute previos command
  • Edit command before execution
  • Delete history entry (very useful for no longer actual commands)
  • 
• Ignore ls, ll, and cd history. Ctrl+E is better way to access previosly visited directories
• fish_user_key_bindings "Key bindings. Go to functions definition for description. Use fish_key_reader. Docs"
• fish_title "Prints directory and currently running command in tab title. user@host in prompt when connected via ssh."
• fish_greeting "Prints /var/run/motd.dynamic as greeting. Use in combination with headlines.sh to see top news"
• show_exit_code "Show exit code on command failure" --on-event fish_postexec
• what-did-just-happened "Show start time, and duration of last executed command"
• save_dir "If command was executed if directory, save dir to Ctrl+E history for quick access." --on-event fish_postexec
• fzf-history-widget "Ctrl+R for history"
• search "CTRL+F Fuzzy recursive search files by name in current directory & append selection to current command"
• search-contents "ALT+CTRL+F search (fuzzy) file by contents"
• scd "Ctrl+E to access most frequently visited directories."
• update-fzf "Installs or updates fzf"
• freq "Line frequency in piped input. See https://gist.github.com/rsvp/1859875"
• bind_bang "Type !! to get last command"
• bind_dollar "Type !\$ to get last command argument"

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prompt.fish

Description

Two line prompt with full path and Git integration that scales nicely

• `fish_prompt

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singlecmd.fish

Decription

• Prompts for single Fish command in left bottom corner of given application window
• To make benefit of Fish shell autocompletion and history
• Closes after one command is executed
• If command fails, leaves window to inspect error message

For example you want execute git clone git@github.com:dmi3/bin.git in current directory from Double Commander:

• Press Shift+F2 and terminal window appears in left bottom corner of Double Commander window
• First you want git and clone to be autocompleted using Fish
• During clone process you want to see git command output to monitor progeress
• If everything is ok, promt will close
• In case of error you will have chance to read error message

Requirements

• sudo apt-get install fish wmctrl xterm

Usage

• Use Fish config that supports ONE_COMMAND
• Argument is window title of any app:
  • singlecmd.fish "Sublime Text"
  • singlecmd.fish "IntelliJ IDEA"
  • ...
• OR open Double Commander
• Toolbar → Insert new button:
  • Command: /path/to/singlecmd.fish
  • Parameters: "Double Commander"
  • Hot Key: Shift+F2

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web.fish

Calls to various CLI friendly web services

• myip Shows external ip
• localip Shows (local) internal ip
• whereami is like whoami but shows your external ip and geolocation
• xkcd Print color-adjusted xkcd in your terminal! See https://developer.run/40
• albumart Show hi-res album art of currently playing song in Spotify
  • Requires sp
• random-name "Random name for registration on random websites. How about Helen Lovick? Roger Rice?"
• random-alias "Docker-like alias generator: thirsty_mahavira, boring_heisenberg. Don't know how to name file/project/branch/file? Use this!"
• random-email "Random email for registration on random websites. Generate random email in one of Mailinator subdomains and provide link to check it. Useful when http://bugmenot.com/ is not available."
• random-password "Generate random password" --argument-names 'length'
• weather "Show weather"
• xsh "Prepend this to command to explain its syntax i.e. xsh iptables -vnL --line-numbers"
• transfer "Upload file to transfer.sh"
• translate "Translate word using Yandex"
• syn "Find synonyms for word"
• emoji "Search emoji by name"
• waitweb 'Wait until web resource is available. Useful when you are waiting for internet to get back, or Spring to start' --argument-names 'url'
• virustotal "Check file hash by virustotal.com"

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