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-rw-r--r--lib/raindrops/linux.rb10
1 files changed, 5 insertions, 5 deletions
diff --git a/lib/raindrops/linux.rb b/lib/raindrops/linux.rb
index 4166ec7..a76192c 100644
--- a/lib/raindrops/linux.rb
+++ b/lib/raindrops/linux.rb
@@ -1,4 +1,5 @@
 # -*- encoding: binary -*-
+# frozen_string_literal: false
 
 # For reporting TCP ListenStats, users of older \Linux kernels need to ensure
 # that the the "inet_diag" and "tcp_diag" kernel modules are loaded as they do
@@ -14,8 +15,7 @@ module Raindrops::Linux
   # The standard proc path for active UNIX domain sockets, feel free to call
   # String#replace on this if your /proc is mounted in a non-standard location
   # for whatever reason
-  PROC_NET_UNIX_ARGS = %w(/proc/net/unix)
-  defined?(::Encoding) and PROC_NET_UNIX_ARGS.push({ :encoding => "binary" })
+  PROC_NET_UNIX_ARGS = [ '/proc/net/unix', { encoding: "binary" }]
 
   # Get ListenStats from an array of +paths+
   #
@@ -42,11 +42,11 @@ module Raindrops::Linux
     else
       paths = paths.map do |path|
         path = path.dup
-        path.force_encoding(Encoding::BINARY) if defined?(Encoding)
+        path.force_encoding(Encoding::BINARY)
         if File.symlink?(path)
           link = path
           path = File.readlink(link)
-          path.force_encoding(Encoding::BINARY) if defined?(Encoding)
+          path.force_encoding(Encoding::BINARY)
           rv[link] = rv[path] # vivify ListenerStats
         else
           rv[path] # vivify ListenerStats
@@ -57,7 +57,7 @@ module Raindrops::Linux
     paths = /^\w+: \d+ \d+ (\d+) \d+ (\d+)\s+\d+ (#{paths.join('|')})$/n
 
     # no point in pread since we can't stat for size on this file
-    File.read(*PROC_NET_UNIX_ARGS).scan(paths) do |s|
+    File.read(PROC_NET_UNIX_ARGS[0], encoding: 'binary').scan(paths) do |s|
       path = s[-1]
       case s[0]
       when "00000000" # client sockets