Merge pull request #128 from perryh/master

themes/perryh/README.md

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+## perryh
+
+This is similar to godfat's gitstatus theme, but mainly includes red, white, cyan, and yellow.
+
+![perryh](http://perryhuang.com/stuff/perryh_fish.png)

themes/perryh/fish_prompt.fish

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+# name: perry
+# Works best in a black or dark terminal background.
+# https://github.com/perryh/oh-my-fish
+# Mostly copied from: https://github.com/godfat/fish_prompt-gitstatus
+
+function _git_branch_name
+  echo (command git symbolic-ref HEAD ^/dev/null | sed -e 's|^refs/heads/||')
+end
+
+function _git_status_symbol
+  set -l git_status (git status --porcelain ^/dev/null)
+  if test -n "$git_status"
+    # Is there anyway to preserve newlines so we can reuse $git_status?
+    if git status --porcelain ^/dev/null | grep '^.[^ ]' >/dev/null
+      echo '*' # dirty
+    else
+      echo '#' # all staged
+    end
+  else
+    echo    '' # clean
+  end
+end
+
+function _remote_hostname
+  set -l red (set_color -o red)
+  set -l white (set_color -o white)
+
+  echo $white(whoami)$red@$white(hostname)
+end
+
+function fish_prompt
+  set -l red (set_color -o red)
+  set -l cyan (set_color -o cyan)
+  set -l yellow (set_color -o yellow)
+  set -l cwd (set_color $fish_color_cwd)(prompt_pwd)
+  set -l git_status (_git_status_symbol)(_git_branch_name)
+
+  if test -n "$git_status"
+    set git_status " $git_status"
+  end
+
+  echo -n (_remote_hostname)$red':'$cyan$cwd$yellow$git_status$red'➜ '
+end