you might want to try your luck with 0.5
- Matt
On Wed, Oct 7, 2009 at 7:37 PM, Edward Hynes <m...@dharmagaia.com> wrote:
> Hi,
>
> I'm attempting to use the RParsec gem under MacRuby, but am getting a
> NoMethodError when it loads. I've create a test file that simply adds my
> local gem directory to the front of the library search path and then calls
> "require 'rparsec'". This file runs fine under Ruby 1.9, but produces the
> following error when called from MacRuby 0.4.
>
> /Users/ehynes/Test/Gems/rparsec/parser.rb:32:in `block in init': super: no
> superclass method `initialize:' for
> RParsec::ValueParser:RParsec::ValueParser (NoMethodError)
> from /Users/ehynes/Test/Gems/rparsec/parsers.rb:621:in `new'
> from /Users/ehynes/Test/Gems/rparsec/parsers.rb:621:in
> `<module:RParsec>'
> from /Users/ehynes/Test/Gems/rparsec/parsers.rb:3:in `<top
> (required)>'
> from /Users/ehynes/Test/Gems/rparsec.rb:3:in `require'
> from /Users/ehynes/Test/Gems/rparsec.rb:3:in `block in <top
> (required)>'
> from /Users/ehynes/Test/Gems/rparsec.rb:2:in `each'
> from /Users/ehynes/Test/Gems/rparsec.rb:2:in `<top (required)>'
> from AbcParser.rb:2:in `require'
> from AbcParser.rb:2:in `<main>'
>
>
> The method with the error in the Parser class is:
>
> def self.init(*vars)
> parser_checker = {}
> vars.each_with_index do |var, i|
> name = var.to_s
> parser_checker[i] = var if name.include?('parser') &&
> !name.include?('parsers')
> end
> define_method(:initialize) do |*params|
> ---> super() # <--- line 32
> vars.each_with_index do |var, i|
> param = params[i]
> if parser_checker.include? i
> TypeChecker.check_arg_type Parser, param, self, i
> end
> instance_variable_set("@"+var.to_s, param)
> end
> end
> end
>
>
> Any ideas as to why Ruby can call super in the above method, but MacRuby
> can't? Is there a fix or workaround that I could use? An alternate parser?
>
> Thanks,
> Ed
>
>
> P.S. I did have to change one line in the RParsec parser.rb file to get it
> to run under Ruby 1.9, replacing a ':' with a 'then' in a case statement.
>
> $ diff parser_original.rb parser.rb
> 881c881
> < case c when String: c[0] else c end
> ---
> > case c when String then c[0] else c end # ':' replaced with
> 'then'
>
>
>
> _______________________________________________
> MacRuby-devel mailing list
> MacRuby-devel@lists.macosforge.org
> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel
>
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