[split] Move fisk theme to oh-my-fish/theme-fisk

https://github.com/oh-my-fish/theme-fisk

themes/fisk/README.md

@@ -1,12 +0,0 @@
-# Fisk
-
-![theme screenshot](https://cloud.githubusercontent.com/assets/20814/6209746/60949aa6-b5c9-11e4-8edc-5a8e370f4527.png)
-
-A nice dark blue-green theme with support for:
-
-- Last exit code
-- Current git HEAD
-- Current python virtualenv
-
-By [joar](https://github.com/joar), thanks to
-[adisbladis](https://github.com/adisbladis) for the starting point.

themes/fisk/_fisk_concat.fish

@@ -1,5 +0,0 @@
-function _fisk_concat
-  for i in $argv
-    echo -n $i;
-  end
-end

themes/fisk/fish_prompt.fish

@@ -1,56 +0,0 @@
-function fish_prompt --description 'Write out the prompt'
-  set last_ret $status
-  
-  # Palette
-  set -l base01 55f
-  set -l base02 55a
-  set -l base03 777
-  
-  set -l c_error f77
-  set -l c_success 7f7
-  
-  set -l c_yellow ff5
-  set -l c_magenta f0d
-  
-  # Just calculate these once, to save a few cycles when displaying the prompt
-  if not set -q __fish_prompt_hostname
-    set -g __fish_prompt_hostname (hostname|cut -d . -f 1)
-  end
-
-  if not set -q __fish_prompt_cwd
-    set -g __fish_prompt_cwd (set_color $fish_color_cwd)
-  end
-
-  if set -q VIRTUAL_ENV
-    set venv (_fisk_concat " " (set_color $c_magenta) "(" (basename "$VIRTUAL_ENV") ")" (set_color normal))
-  else
-    set venv ""
-  end
-
-  set ret_color $c_success
-
-  if test $last_ret -gt 0
-    set ret_color $c_error
-  end
-
-  set -l ret_part (_fisk_concat \
-    (set_color $base03) '[' \
-    (set_color $ret_color) $last_ret \
-    (set_color $base03) ']' \
-  )
-
-  set -l user_part (_fisk_concat \
-    (set_color $base01) $USER \
-    (set_color $base02) @ \
-    (set_color $base01) $__fish_prompt_hostname \
-  )
-
-  # Virtualenv, git, &c.
-  set -l context_part (_fisk_concat \
-    $__fish_prompt_cwd (prompt_pwd) $venv (set_color -o $c_yellow) (__fish_git_prompt) \
-  )
-
-  set -l prompt_end (_fisk_concat (set_color $base01) '➞')
-
-  echo -n (_fisk_concat $ret_part " " $user_part " " $context_part " " $prompt_end (set_color normal) " ")
-end