component: merge with #tag and replace with #tag!

meh · Jan 31, 2014 · 8237eed · 8237eed
1 parent e693eba
commit 8237eed
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/opal/lissio/component.rb b/opal/lissio/component.rb
@@ -40,6 +40,18 @@ def self.element(name = nil)
 	end
 
 	def self.tag(options = nil)
+		return @tag unless options
+
+		@tag ||= {}
+
+		if cls = options.delete(:class)
+			@tag[:class] = Array(@tag[:class]).concat(Array(cls))
+		end
+
+		@tag.merge!(options)
+	end
+
+	def self.tag!(options = nil)
 		options ? @tag = options : @tag
 	end