themes: add a new theme, scorphish

themes/scorphish/README.md

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+## Scorphish
+
+Compact. Sufficient.
+
+![scorphish](https://cloud.githubusercontent.com/assets/2112697/7443483/01d3dd56-f124-11e4-91c3-72a93fbc0dda.png)
+
+#### Left prompt
+Abbreviated path, ruby version, virtualenv and git info
+
+#### Right prompt
+Last command's exit code and current time
+
+#### Acknowledgments
+This theme is based on Zish and Coffeandcode themes, many thanks to their authors!
+
+Enjoy!

themes/scorphish/fish_greeting.fish

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+function fish_greeting -d "what's up, fish?"
+  set_color $fish_color_autosuggestion[1]
+  uname -npsr
+  uptime
+  set_color normal
+end

themes/scorphish/fish_prompt.fish

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+# name: scorphish
+
+function _prompt_rubies -d 'Display current Ruby (rvm/rbenv)'
+  [ "$theme_display_ruby" = 'no' ]; and return
+  set -l ruby_version
+  if type rvm-prompt >/dev/null 2>&1
+    set ruby_version (rvm-prompt i v g)
+  else if type rbenv >/dev/null 2>&1
+    set ruby_version (rbenv version-name)
+    # Don't show global ruby version...
+    [ "$ruby_version" = (rbenv global) ]; and echo -n -s '--'; and return
+  end
+  [ -z "$ruby_version" ]; and return
+
+  echo -n -s $ruby_version
+end
+
+function _prompt_virtualfish -d "Display activated virtual environment (only for virtualfish, virtualenv's activate.fish changes prompt by itself)"
+  [ "$theme_display_virtualenv" = 'no' -o -z "$VIRTUAL_ENV" ]; and echo -n -s '--'; and return
+  echo -n -s (basename "$VIRTUAL_ENV")
+end
+
+function _git_branch_name
+  echo (command git symbolic-ref HEAD ^/dev/null | sed -e 's|^refs/heads/||')
+end
+
+function _is_git_dirty
+  echo (command git status -s --ignore-submodules=dirty ^/dev/null)
+end
+
+function _git_dirty_remotes
+  set current_branch (git rev-parse --abbrev-ref HEAD)
+  set current_ref (git rev-parse HEAD)
+  for remote in (git remote)
+      # if test $remote != 'origin'
+        set remote_ref_branch "refs/remotes/$remote/$current_branch"
+        set remote_ref (git for-each-ref --format='%(objectname)' $remote_ref_branch)
+        if test "$remote_ref" != ''
+          if test "$remote_ref" != $current_ref
+            echo !
+          end
+        end
+      # end
+  end
+end
+
+
+function fish_prompt
+  set_color -o 666
+  printf '['
+  set_color -o blue
+  printf '%s' (prompt_pwd)
+
+  set_color -o 666
+  printf '|'
+  set_color -o red
+  _prompt_rubies
+
+  set_color -o 666
+  printf '|'
+  set_color -o green
+  _prompt_virtualfish
+
+  set_color -o 666
+  echo ']'
+
+  set -l gray (set_color 666)
+  set -l cyan (set_color cyan)
+  set -l red (set_color red)
+  set -l normal (set_color normal)
+  set -l yellow (set_color ffcc00)
+  set -l green (set_color 80ff00)
+  set -l pink (set_color ff99ff)
+  set -l dark_pink (set_color cc99ff)
+
+  # Show git branch and dirty state
+  if [ (_git_branch_name) ]
+    set -l git_branch (_git_branch_name)
+
+    set dirty_remotes (_git_dirty_remotes)
+
+    if [ (_is_git_dirty) ]
+      echo -n -s $gray '‹' $yellow $git_branch $red '*' $dirty_remotes $gray '›' $normal
+    else
+      echo -n -s $gray '‹' $yellow $git_branch $red $dirty_remotes $gray '›' $normal
+    end
+  end
+
+  set_color 060
+  printf ' »'
+  set_color 090
+  printf '»'
+  set_color 0c0
+  printf '»'
+  set_color 0f0
+  printf '» '
+
+  set_color normal
+end

themes/scorphish/fish_right_prompt.fish

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+function fish_right_prompt
+  set -l exit_code $status
+  if test $exit_code -ne 0
+    set_color red
+  else
+    set_color green
+  end
+  printf '%d' $exit_code
+  set_color -o 666
+  echo '|'
+  set_color -o 777
+  printf '%s' (date +%H:%M:%S)
+  set_color normal
+end

themes/scorphish/fish_title.fish

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+function fish_title
+  [ "$theme_display_virtualenv" = 'no' -o -z "$VIRTUAL_ENV" ]; and printf '%s %s' $_ (pwd); and return
+  printf '%s %s' (basename "$VIRTUAL_ENV") (pwd)
+end