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

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

themes/clearance/README.md

@@ -1,9 +0,0 @@
-# Fish Theme: clearance
-
-A minimalist [fish shell](http://fishshell.com/) theme for people who use git
-
-![clearance theme](https://raw.github.com/cseelus/clearance-fish/master/clearance-fish_preview.png)
-
-## Like it?
-
-Check out other versions of this theme for OSX Terminal or VIM!

themes/clearance/fish_prompt.fish

@@ -1,61 +0,0 @@
-# name: clearance
-# ---------------
-# Based on idan. Display the following bits on the left:
-# - Virtualenv name (if applicable, see https://github.com/adambrenecki/virtualfish)
-# - Current directory name
-# - Git branch and dirty state (if inside a git repo)
-
-function _git_branch_name
-  echo (command git symbolic-ref HEAD ^/dev/null | sed -e 's|^refs/heads/||')
-end
-
-function _git_is_dirty
-  echo (command git status -s --ignore-submodules=dirty ^/dev/null)
-end
-
-function fish_prompt
-  set -l last_status $status
-
-  set -l cyan (set_color cyan)
-  set -l yellow (set_color yellow)
-  set -l red (set_color red)
-  set -l blue (set_color blue)
-  set -l green (set_color green)
-  set -l normal (set_color normal)
-
-  set -l cwd $blue(pwd | sed "s:^$HOME:~:")
-
-  # Output the prompt, left to right
-
-  # Add a newline before new prompts
-  echo -e ''
-
-  # Display [venvname] if in a virtualenv
-  if set -q VIRTUAL_ENV
-      echo -n -s (set_color -b cyan black) '[' (basename "$VIRTUAL_ENV") ']' $normal ' '
-  end
-
-  # Print pwd or full path
-  echo -n -s $cwd $normal
-
-  # Show git branch and status
-  if [ (_git_branch_name) ]
-    set -l git_branch (_git_branch_name)
-
-    if [ (_git_is_dirty) ]
-      set git_info '(' $yellow $git_branch "±" $normal ')'
-    else
-      set git_info '(' $green $git_branch $normal ')'
-    end
-    echo -n -s ' · ' $git_info $normal
-  end
-
-  set -l prompt_color $red
-  if test $last_status = 0
-    set prompt_color $normal
-  end
-
-  # Terminate with a nice prompt char
-  echo -e ''
-  echo -e -n -s $prompt_color '⟩ ' $normal
-end