Fix Naming/VariableName cop in the library code.

.rubocop_todo.yml

@@ -38,13 +38,6 @@ Naming/AccessorMethodName:
     - 'lib/zip/streamable_stream.rb'
     - 'test/file_permissions_test.rb'
 
-# Offense count: 721
-# Configuration parameters: EnforcedStyle.
-# SupportedStyles: snake_case, camelCase
-Naming/VariableName:
-  Exclude:
-    - 'lib/**/*.rb'
-
 # Offense count: 7
 # Configuration parameters: EnforcedStyle.
 # SupportedStyles: inline, group

lib/zip/file.rb

@@ -319,11 +319,11 @@ module Zip
 
     # Renames the specified entry.
     def rename(entry, new_name, &continue_on_exists_proc)
-      foundEntry = get_entry(entry)
+      found_entry = get_entry(entry)
       check_entry_exists(new_name, continue_on_exists_proc, 'rename')
-      @entry_set.delete(foundEntry)
-      foundEntry.name = new_name
-      @entry_set << foundEntry
+      @entry_set.delete(found_entry)
+      found_entry.name = new_name
+      @entry_set << found_entry
     end
 
     # Replaces the specified entry with the contents of src_path (from
@@ -420,15 +420,15 @@ module Zip
     private
 
     def directory?(new_entry, src_path)
-      srcPathIsDirectory = ::File.directory?(src_path)
-      if new_entry.directory? && !srcPathIsDirectory
+      path_is_directory = ::File.directory?(src_path)
+      if new_entry.directory? && !path_is_directory
         raise ArgumentError,
               "entry name '#{new_entry}' indicates directory entry, but " \
                   "'#{src_path}' is not a directory"
-      elsif !new_entry.directory? && srcPathIsDirectory
+      elsif !new_entry.directory? && path_is_directory
         new_entry.name += '/'
       end
-      new_entry.directory? && srcPathIsDirectory
+      new_entry.directory? && path_is_directory
     end
 
     def check_entry_exists(entry_name, continue_on_exists_proc, proc_name)

lib/zip/filesystem.rb

@@ -444,16 +444,16 @@ module Zip
       end
 
       def open(directory_name)
-        dirIt = new(directory_name)
+        dir_iter = new(directory_name)
         if block_given?
           begin
-            yield(dirIt)
+            yield(dir_iter)
             return nil
           ensure
-            dirIt.close
+            dir_iter.close
           end
         end
-        dirIt
+        dir_iter
       end
 
       def pwd
@@ -487,9 +487,9 @@ module Zip
         path = @file.expand_path(directory_name)
         path << '/' unless path.end_with?('/')
         path = Regexp.escape(path)
-        subDirEntriesRegex = Regexp.new("^#{path}([^/]+)$")
+        subdir_entry_regex = Regexp.new("^#{path}([^/]+)$")
         @mapped_zip.each do |filename|
-          match = subDirEntriesRegex.match(filename)
+          match = subdir_entry_regex.match(filename)
           yield(match[1]) unless match.nil?
         end
       end