mmaped_file.rb in prometheus-client-mmap-0.7.0.beta42

- old
+ new

@@ -1,28 +1,26 @@
 require 'prometheus/client/helper/entry_parser'
 require 'prometheus/client/helper/file_locker'
 require 'fast_mmaped_file'
-require 'mmap'
 
 module Prometheus
   module Client
     module Helper
-      class MmapedFile < Mmap
+      class MmapedFile < FastMmapedFile
         include EntryParser
-        include FastMmapedFile
 
         attr_reader :filepath, :size
 
-        def initialize(filepath, mode = 'r', protection = Mmap::MAP_SHARED, options = {})
+        def initialize(filepath)
           @filepath = filepath
 
           File.open(filepath, 'a+b') do |file|
             file.truncate(initial_mmap_file_size) if file.size < MINIMUM_SIZE
             @size = file.size
           end
 
-          super(filepath, mode, protection, options)
+          super(filepath)
         end
 
         def close
           munmap
         end
@@ -35,10 +33,10 @@
 
         public
 
         class << self
           def open(filepath)
-            MmapedFile.new(filepath, 'rw', Mmap::MAP_SHARED)
+            MmapedFile.new(filepath)
           end
 
           def ensure_exclusive_file(file_prefix = 'mmaped_file')
             (0..Float::INFINITY).lazy
               .map { |f_num| "#{file_prefix}_#{Prometheus::Client.pid}-#{f_num}.db" }