lib/systemu.rb in systemu-2.6.3 vs lib/systemu.rb in systemu-2.6.4

@@ -12,11 +12,11 @@
 
 class SystemUniversal
 #
 # constants
 #
-  SystemUniversal::VERSION = '2.6.3' unless SystemUniversal.send(:const_defined?, :VERSION)
+  SystemUniversal::VERSION = '2.6.4' unless SystemUniversal.send(:const_defined?, :VERSION)
   def SystemUniversal.version() SystemUniversal::VERSION end
   def version() SystemUniversal::VERSION end
   def SystemUniversal.description
     "universal capture of stdout and stderr and handling of child process pid for windows, *nix, etc."
   end
@@ -122,13 +122,13 @@
 
   def quote *args, &block
     SystemUniversal.quote(*args, &block)
   end
 
-  def new_thread cid, block
+  def new_thread child_pid, block
     q = Queue.new
-    Thread.new(cid) do |cid|
+    Thread.new(child_pid) do |cid|
       current = Thread.current
       current.abort_on_exception = true
       q.push current
       block.call cid
     end
@@ -206,13 +206,13 @@
       end
     program
   end
 
   def relay srcdst
-    src, dst, ignored = srcdst.to_a.first
+    src, dst, _ = srcdst.to_a.first
     if src.respond_to? 'read'
-      while((buf = src.read(8192))); dst << buf; end
+      while((buffer = src.read(8192))); dst << buffer; end
     else
       if src.respond_to?(:each_line)
         src.each_line{|buf| dst << buf}
       else
         src.each{|buf| dst << buf}
@@ -257,14 +257,14 @@
     }
   end
 
   def getopts opts = {}
     lambda do |*args|
-      keys, default, ignored = args
+      keys, default, _ = args
       catch(:opt) do
         [keys].flatten.each do |key|
-          [key, key.to_s, key.to_s.intern].each do |key|
-            throw :opt, opts[key] if opts.has_key?(key)
+          [key, key.to_s, key.to_s.intern].each do |k|
+            throw :opt, opts[k] if opts.has_key?(k)
           end
         end
         default
       end
     end