Put templates into a proper scope

mod/bspwm_taskbar

@@ -9,7 +9,8 @@ class BspwmTaskbar < Worker
 				if line == "\n"
 					self.write ""
 				else
-					self.write @config['mod']['bspwm_taskbar']['begin'].erb + line.chomp + @config['mod']['bspwm_taskbar']['end'].erb + "\n"
+					tmpl = Template.new(@config['mod']['bspwm_taskbar']['begin'] + line.chomp + @config['mod']['bspwm_taskbar']['end'])
+					self.write tmpl.render(@config, nil)
 				end
 			end
 		end

moltenbar

@@ -79,6 +79,19 @@ module Modules
 	end
 end
 
+class Template
+	def initialize(template)
+		@template = template
+	end
+
+	def render(config, data)
+		@config = config
+		@panel_data = data
+
+		return ERB.new(@template).result(binding)
+	end
+end
+
 # Kill the workers.
 def cleanup(workers)
 	for w in workers do
@@ -164,6 +177,7 @@ IO.popen(lemonbar_cmd, "w+") do |pipe_lb|
 		mod_name, data = line.chomp.split("\0")
 		panel_data[mod_name] = data
 
-		pipe_lb.puts config['format'].erb
+		t = Template.new(config['format'])
+		pipe_lb.puts t.render(config, panel_data)
 	end
 end