Class: DeepConnect::MethodSpec::Tokener

Inherits:
Object
  • Object
show all
Defined in:
lib/deep-connect/class-spec-space.rb

Instance Method Summary collapse

Constructor Details

#initialize(src) ⇒ Tokener

Returns a new instance of Tokener.



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# File 'lib/deep-connect/class-spec-space.rb', line 593

def initialize(src)
	@src = src.split(//)
	@tokens = []
end

Instance Method Details

#identify_identifier ⇒ Object 



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# File 'lib/deep-connect/class-spec-space.rb', line 627

def identify_identifier
	toks = []
	while s = @src.shift
	  if /[\w]/ =~ s
	    toks.push s
	  else
	    @src.unshift s
	    break
	  end
	end
	reading = toks.join("")
	TkIdentifier.new(reading)
end

#next ⇒ Object 



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# File 'lib/deep-connect/class-spec-space.rb', line 598

def next
	return @tokens.shift unless @tokens.empty?

	while /\s/ =~ @src[0]; @src.shift; end

	case @src[0]
	when nil
	  nil
	when ",", "(", ")", "{", "}", "*"
	  reading = @src.shift
	when /\w/
	  identify_identifier
	else
	  MethodSpec.Raise UnrecognizedError, @src.join("")
	end
end

#peek ⇒ Object 



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# File 'lib/deep-connect/class-spec-space.rb', line 615

def peek
	@tokens.first unless @tokens.empty?

	token = self.next
	@tokens.push(token) if token
	token
end

#unget(token) ⇒ Object 



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# File 'lib/deep-connect/class-spec-space.rb', line 623

def unget(token)
	@tokens.unshift token
end