Import RDoc r104. Various test fixes.

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@18131 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

3 files changed, 11 insertions, 6 deletions

diff --git a/lib/rdoc/options.rb b/lib/rdoc/options.rb
index 4fedb40b9..886d9f77c 100644
--- a/lib/rdoc/options.rb
+++ b/lib/rdoc/options.rb
@@ -154,7 +154,7 @@ class RDoc::Options
 
   attr_reader :webcvs
 
-  def initialize(generators) # :nodoc:
+  def initialize(generators = {}) # :nodoc:
     @op_dir = "doc"
     @op_name = nil
     @show_all = false
@@ -613,8 +613,8 @@ Usage: #{opt.program_name} [options] [names...]
 
   def check_files
     @files.each do |f|
-      stat = File.stat f rescue abort("File not found: #{f}")
-      abort("File '#{f}' not readable") unless stat.readable?
+      stat = File.stat f
+      raise RDoc::Error, "file '#{f}' not readable" unless stat.readable?
     end
   end
 
diff --git a/lib/rdoc/parser.rb b/lib/rdoc/parser.rb
index ea4676c62..4472a8bb7 100644
--- a/lib/rdoc/parser.rb
+++ b/lib/rdoc/parser.rb
@@ -53,10 +53,13 @@ class RDoc::Parser
   # "new_ext" will be parsed using the same parser as "old_ext"
 
   def self.alias_extension(old_ext, new_ext)
+    old_ext = old_ext.sub(/^\.(.*)/, '\1')
+    new_ext = new_ext.sub(/^\.(.*)/, '\1')
+
     parser = can_parse "xxx.#{old_ext}"
     return false unless parser
 
-    RDoc::Parser.parsers.unshift [/\.#{new_ext}$/, parser.last]
+    RDoc::Parser.parsers.unshift [/\.#{new_ext}$/, parser]
 
     true
   end
diff --git a/lib/rdoc/parser/ruby.rb b/lib/rdoc/parser/ruby.rb
index e00d727f9..26757256a 100644
--- a/lib/rdoc/parser/ruby.rb
+++ b/lib/rdoc/parser/ruby.rb
@@ -540,8 +540,10 @@ class RDoc::RubyLex
       begin
         tk = @OP.match(self)
         @space_seen = TkSPACE === tk
-      rescue SyntaxError
-        abort if @exception_on_syntax_error
+      rescue SyntaxError => e
+        raise RDoc::Error, "syntax error: #{e.message}" if
+          @exception_on_syntax_error
+
         tk = TkError.new(line_no, char_no)
       end
     end while @skip_space and TkSPACE === tk