Only describe, it, context, specify, feature and scenario can be focused

exemples/focus_spec.rb

@@ -0,0 +1,59 @@
+describe "Something" do
+  # can focus describe
+
+  before do
+    # cannot focus here
+  end
+
+  # can focus context
+
+  it "can focus" do
+    # can focus it
+
+    expect do
+      # cannot focus here
+    end
+  end
+
+  specify "some specification" do
+    # can focus specify
+    #
+    expect do
+      # cannot focus here
+    end
+  end
+
+  context "some context" do
+    # can focus context
+
+    before do
+      # cannot focus here
+    end
+
+    # can focus context
+
+    expect do
+      # cannot focus here
+    end
+  end
+end
+
+
+feature "some feature" do
+  # can focus feature
+
+  before do
+    # cannot focus here
+  end
+
+  # can focus feature
+
+  scenario "some scenario" do
+    # can focus some scenario
+
+    expect do
+      # cannot focus here
+    end
+  end
+end
+

ftplugin/ruby.vim

@@ -14,7 +14,7 @@ function! s:Preserve(command)
 endfunction
 
 function! s:AddFocusTag()
-  call s:Preserve("normal! ? do\<cr>C, :focus do\<esc>")
+  call s:Preserve("normal! ?\\(describe\\|it\\|context\\|scenario\\|feature\\|specify\\)\\s\\+['\"].*['\"]\\s\\+do\<cr>$bhi, :focus\<esc>")
 endfunction
 
 function! s:RemoveAllFocusTags()