Specify explicit separator not to be affected by $;

lib/bundler/cli/console.rb

@@ -12,7 +12,7 @@ module Bundler
       Bundler::SharedHelpers.major_deprecation 2, "bundle console will be replaced " \
                            "by `bin/console` generated by `bundle gem <name>`"
 
-      group ? Bundler.require(:default, *group.split.map!(&:to_sym)) : Bundler.require
+      group ? Bundler.require(:default, *group.split(' ').map!(&:to_sym)) : Bundler.require
       ARGV.clear
 
       console = get_console(Bundler.settings[:console] || "irb")

lib/mkmf.rb

@@ -2222,7 +2222,7 @@ RULES
     message "creating Makefile\n"
     MakeMakefile.rm_f "#{CONFTEST}*"
     if CONFIG["DLEXT"] == $OBJEXT
-      for lib in libs = $libs.split
+      for lib in libs = $libs.split(' ')
         lib.sub!(/-l(.*)/, %%"lib\\1.#{$LIBEXT}"%)
       end
       $defs.push(format("-DEXTLIB='%s'", libs.join(",")))

lib/net/pop.rb

@@ -970,7 +970,7 @@ module Net
           getok('UIDL')
           table = {}
           @socket.each_list_item do |line|
-            num, uid = line.split
+            num, uid = line.split(' ')
             table[num.to_i] = uid
           end
           return table

lib/net/smtp.rb

@@ -1042,7 +1042,7 @@ module Net
         return {} unless @string[3, 1] == '-'
         h = {}
         @string.lines.drop(1).each do |line|
-          k, *v = line[4..-1].split
+          k, *v = line[4..-1].split(' ')
           h[k] = v
         end
         h

lib/rdoc/markup/pre_process.rb

@@ -178,7 +178,7 @@ class RDoc::Markup::PreProcess
 
       blankline
     when 'include' then
-      filename = param.split.first
+      filename = param.split(' ', 2).first
       include_file filename, prefix, encoding
     when 'main' then
       @options.main_page = param if @options.respond_to? :main_page

lib/rdoc/rdoc.rb

@@ -256,7 +256,7 @@ option)
 
     result = []
 
-    patterns.split.each do |patt|
+    patterns.split(' ').each do |patt|
       candidates = Dir.glob(File.join(in_dir, patt))
       result.concat normalized_file_list(candidates, false, @options.exclude)
     end

lib/rdoc/ri/driver.rb

@@ -356,7 +356,7 @@ or the PAGER environment variable.
       end
     end
 
-    argv = ENV['RI'].to_s.split.concat argv
+    argv = ENV['RI'].to_s.split(' ').concat argv
 
     opts.parse! argv
 
@@ -1521,7 +1521,7 @@ or the PAGER environment variable.
     pagers.compact.uniq.each do |pager|
       next unless pager
 
-      pager_cmd = pager.split.first
+      pager_cmd = pager.split(' ').first
 
       next unless in_path? pager_cmd
 

lib/rdoc/rubygems_hook.rb

@@ -158,7 +158,7 @@ class RDoc::RubygemsHook
 
     case config_args = Gem.configuration[:rdoc]
     when String then
-      args = args.concat config_args.split
+      args = args.concat config_args.split(' ')
     when Array then
       args = args.concat config_args
     end

lib/rubygems/command.rb

@@ -77,7 +77,7 @@ class Gem::Command
     when Array
       @extra_args = value
     when String
-      @extra_args = value.split
+      @extra_args = value.split(' ')
     end
   end
 

tool/lib/vcs.rb

@@ -728,7 +728,7 @@ class VCS
 
       commits = cmd_read([COMMAND, "log", "--reverse", "--format=%H %ae %ce", "#{com}..@"], "rb").split("\n")
       commits.each_with_index do |l, i|
-        r, a, c = l.split
+        r, a, c = l.split(' ')
         dcommit = [COMMAND, "svn", "dcommit"]
         dcommit.insert(-2, "-n") if dryrun
         dcommit << "--add-author-from" unless a == c