createSignatureMetadata.rb

 	def createSignatureMetaData
 		# Metadata is the first line of the signature, from -- to \
 		lineReturnPos = @signatureText.index($/)
 		# hard-coded (yuck !) management of the trailing "-- "
 		allMeta = @signatureText\[3, lineReturnPos-3\]
 		# text signature begins at line 2
 		@signatureText = @signatureText\[lineReturnPos+1, @signatureText.size-lineReturnPos-1\]
 		# If there are metadata in the first line, it has to be processed
 		if allMeta
 			# If there is a parenthesis, it's the signature name
 			if parenthesis = allMeta.index("(")
 				@name = allMeta\[parenthesis+1, (closing = allMeta.index(")"))-parenthesis-1\]
 				allMeta = allMeta\[closing+1, allMeta.size\].strip
 			end
 			# now, generating external keywords
 			if allMeta
 				populateKeywords(Signature.splitSentence(allMeta), @config.weight, @config.ignoredWords)
 			end
 		end
 		# in any case, metadata associated with signature words has to be generated
 		populateKeywords(Signature.splitSentence(@signatureText), @config.autoWeight, @config.ignoredWords)
 	end