Merge pull request #429 from andyklimczak/master

gnuykeaj theme

themes/gnuykeaj/README.md

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+# Fish Theme: gnuykeaj
+
+Super minimal one line version of [clearance](https://github.com/bpinto/oh-my-fish/tree/master/themes/clearance) theme. Balance between need to know information and space. Has git branch and dirty state information based on the color of the branch name.
+
+![gnuykjeatheme](https://raw.githubusercontent.com/andyklimczak/oh-my-fish/gnuykeaj-screenshot/themes/gnuykeaj/gnuykeaj-preview.png)
+

themes/gnuykeaj/fish_prompt.fish

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+# name: gnuykeaj
+# ---------------
+# Based on clearance, which is based off idan. 
+# 1 line minimal, beautiful version of clearance.
+# 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 $blue(basename (pwd | sed "s:^$HOME:~:"))
+  
+  # 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 -n -s $prompt_color ' ⟩ ' $normal
+end