config: Make code more readable.

lib/qasim/config.rb

@@ -4,7 +4,6 @@ require 'ostruct'
 require 'pp'
 require 'find'
 
-#require 'rdebug/base'
 require 'qasim'
 
 module Qasim
@@ -15,8 +14,6 @@ module Qasim
 		attr_reader :mnt_dir
 
 		def initialize
-
-
 			@mnt_dir = File.join ENV['HOME'], "mnt"
 
 			@config_dir = APP_CONFIG_DIR
@@ -30,27 +27,26 @@ module Qasim
 		end
 
 		def parse_maps &blk
-			#rdebug "Config: #{@config_dir}/config"
-
 			@maps = []
 			map_dirs = [@config_dir, APP_SYSCONFIG_DIR].select{ |d|
 					File.exist? d and File.directory? d 
 			}
+
 			Find.find( *map_dirs ) do |path|
-				if File.file? path
-					if File.basename( path ) =~ /.map$/
-						begin
-							map = Map.new self, path
-							yield map if block_given?
-							maps.push map
-						rescue
-							# error while parsing map
-						end
-					end
-					#total_size += FileTest.size(path)
+				# Skip unwanted files fast
+				next unless File.file? path
+				next unless File.basename( path ) =~ /.map$/
+
+				begin
+					map = Map.new self, path
+					yield map if block_given?
+					maps.push map
+				rescue
+					raise RuntimeError, "Error while parsing map file"
 				end
 			end
 		end
 
 	end
 end
+