Support "require" as variable name in RDoc

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7027 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

.document

@@ -9,3 +9,8 @@
 # the lib/ directory (which has its own .document file)
 
 lib
+
+
+# and some of the ext/ directory (which has its own .document file)
+
+ext

ChangeLog

@@ -1,3 +1,8 @@
+Sun Oct 10 12:32:08 2004  Dave Thomas  <dave@pragprog.com>
+
+	* lib/rdoc/parsers/parse_rb.rb (RDoc::parse_require): Allow 'require'
+	  to be used as a variable name
+
 Sun Oct 10 02:49:14 2004  Minero Aoki  <aamine@loveruby.net>
 
 	* ext/ripper/lib/ripper/filter.rb: require ripper/tokenizer.

lib/rdoc/parsers/parse_rb.rb

@@ -2406,10 +2406,12 @@ module RDoc
     when TkDSTRING
       warn "Skipping require of dynamic string: #{tk.text}"
     else
-      error("Unknown argument type to require: #{tk}")
+      warn "'require' used as variable"
     end
     if name
       context.add_require(Require.new(name, comment))
+    else
+      unget_tk(tk)
     end
   end