mini_mime.rb in mini_mime-0.1.3

- old
+ new

@@ -1,10 +1,9 @@
 require "mini_mime/version"
 require "thread"
 
 module MiniMime
-
   def self.lookup_by_filename(filename)
     Db.lookup_by_filename(filename)
   end
 
   def self.lookup_by_content_type(mime)
@@ -13,12 +12,13 @@
 
   class Info
     BINARY_ENCODINGS = %w(base64 8bit)
 
     attr_accessor :extension, :content_type, :encoding
+
     def initialize(buffer)
-      @extension,@content_type,@encoding = buffer.split(/\s+/).map!(&:freeze)
+      @extension, @content_type, @encoding = buffer.split(/\s+/).map!(&:freeze)
     end
 
     def [](idx)
       if idx == 0
         @extension
@@ -58,32 +58,28 @@
         @db ||= new
         @db.lookup_by_content_type(content_type)
       end
     end
 
-
     class Cache
       def initialize(size)
         @size = size
         @hash = {}
       end
 
-      def []=(key,val)
+      def []=(key, val)
         rval = @hash[key] = val
-        if @hash.length > @size
-          @hash.shift
-        end
+        @hash.shift if @hash.length > @size
         rval
       end
 
       def fetch(key, &blk)
         @hash.fetch(key, &blk)
       end
     end
 
     class RandomAccessDb
-
       MAX_CACHED = 100
 
       def initialize(name, sort_order)
         @path = File.expand_path("../db/#{name}", __FILE__)
         @file = File.open(@path)
@@ -111,11 +107,11 @@
             data
           end
         end
       end
 
-      #lifted from marcandre/backports
+      # lifted from marcandre/backports
       def lookup_uncached(val)
         from = 0
         to = @rows - 1
         result = nil
 
@@ -137,11 +133,10 @@
 
       def resolve(row)
         @file.seek(row*@row_length)
         Info.new(@file.readline)
       end
-
     end
 
     def initialize
       @ext_db = RandomAccessDb.new("ext_mime.db", 0)
       @content_type_db = RandomAccessDb.new("content_type_mime.db", 1)
@@ -152,8 +147,7 @@
     end
 
     def lookup_by_content_type(content_type)
       @content_type_db.lookup(content_type)
     end
-
   end
 end