Module: Buildrake::Comment

Defined in:
lib/buildrake/comment.rb

Class Method Summary collapse

Class Method Details

.generate_class_code_type_cs(dll_name, class_values) ⇒ Object 



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# File 'lib/buildrake/comment.rb', line 79

def self.generate_class_code_type_cs( dll_name, class_values )
  codes = []
  codes.push "#if ! DLL_INTERNAL\n  #if ! UNITY_EDITOR && ( UNITY_IOS || UNITY_WEBGL )\n#define DLL_INTERNAL\n  #endif\n#endif\n\nusing System;\nusing System.Runtime.InteropServices;\nusing System.Diagnostics;\n"
  
  codes.push "namespace #{class_values[ :namespace ]} {" if ! class_values[ :namespace ].empty?
  codes.push "public class #{class_values[ :class_name ]} {"
  codes.push "#if DLL_INTERNAL\n  public const string DllName = \"__Internal\";\n#else\n  public const string DllName = \"\#{dll_name}\";\n#endif\n".chomp
  
  class_values[ :elements ].each{|element|
    case element[ :type ]
    when :callback
      codes.push "  public delegate \#{element[ :value ]};\n  \n".chomp
    when :api
      codes.push "  [DllImport(DllName, CallingConvention = CallingConvention.Cdecl)]\n".chomp
      
      if element.key?( :value )
        api = element[ :value ]
        case api[ :return_type ].downcase
        when "string"
          codes.push "  static public extern IntPtr \#{api[ :name ]}( \#{api[ :args ]} );\n  static public \#{api[ :class_interface_code ]}{ return Marshal.PtrToStringAnsi( \#{api[ :call_code ]} ); }\n  \n".chomp
        else
          codes.push "  static public extern \#{api[ :interface_code ]};\n  static public \#{api[ :class_interface_code ]}{ \#{api[ :return_call_code ]}; }\n  \n".chomp
        end
      end
    when :code
      codes.push "  \#{element[ :value ]}\n  \n".chomp
    when :enum
      codes.push "  public enum \#{element[ :name ]} {\n\#{element[ :values ].join( \",\\n    \" )}\n  };\n  \n".chomp
    when :struct
      codes.push "  public struct \#{element[ :name ]} {\npublic \#{element[ :members ].join( \";\\n    public \" )};\n  };\n  \n".chomp
    end
  }
  
  codes.push "}" if ! class_values[ :namespace ].empty?
  codes.push "}"
  
  codes.join( "\n" )
end

.parse(path, &block) ⇒ Object 



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# File 'lib/buildrake/comment.rb', line 3

def self.parse( path, &block )
  open( path, "rb" ){|f|
    head_line = 0
    tail_line = 0
    comments = []
    f.each_line.each{|line|
      line.chomp!
      tail_line = tail_line + 1
      if 0 < head_line
        if /^(.*)\*\/$/ =~ line
          block.call( comments.join( "\n" ), head_line, tail_line ) if ! comments.empty?
          head_line = 0
          comments = []
        else
          comments.push line
        end
      else
        if /\/\/(.*)$/ =~ line
          block.call( $1, tail_line, tail_line ) if ! $1.empty?
        elsif /\/\*(.*)$/ =~ line
          comments.push $1 if ! $1.empty?
          head_line = tail_line
        end
      end
    }
  }
end

.parse_class(path, &block) ⇒ Object 



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# File 'lib/buildrake/comment.rb', line 31

def self.parse_class( path, &block )
  class_values = {
    :namespace => "",
    :class_name => "",
    :elements => []
  }
  Comment.parse( path ){|comment, head_line, tail_line|
    next if /\s*\[cc\:(.+?)\]\s*(.*)/m !~ comment
    
    type = $1
    value = $2.strip
    case type
    when "namespace"
      class_values[ :namespace ] = value
    when "class_name"
      class_values[ :class_name ] = value
    when "enum_name"
      class_values[ :elements ].push( { :type => :enum, :name => value, :values => [] } )
    when "enum_value"
      class_values[ :elements ].last[ :values ].push value
    when "struct_name"
      class_values[ :elements ].push( { :type => :struct, :name => value, :members => [] } )
    when "struct_member"
      class_values[ :elements ].last[ :members ].push value
    when "api"
      if /(.+)\s(.+)\((.*)\)/ =~ value
        api = {
          :return_type => $1,
          :name => $2,
          :args => $3.strip
        }
        api[ :interface_code ] = "#{api[ :return_type ]} #{api[ :name ]}( #{api[ :args ]} )"
        api[ :class_interface_code ] = "#{api[ :return_type ]} #{Rush.pascal_case( api[ :name ] )}( #{api[ :args ]} )"
        api[ :call_args ] = api[ :args ].split( "," ).map{|v| v.split( /\s/ ).last}.join( ", " )
        api[ :call_code ] = "#{api[ :name ]}( #{api[ :call_args ]} )"
        return_code = ( "void" == api[ :return_type ] ) ? "" : "return "
        api[ :return_call_code ] = "#{return_code}#{api[ :call_code ]}"
        class_values[ :elements ].push( { :type => :api, :value => api } )
      else
        class_values[ :elements ].push( { :type => :api } )
      end
    else
      class_values[ :elements ].push( { :type => type.to_sym, :value => value } )
    end
  }
  block.call( class_values ) if ! class_values[ :class_name ].empty?
end