case word == "true", word == "false":
				return l.emit(itemBool)
			default:
				return l.emit(itemIdentifier)
			}
		}
	}
}

// lexField scans a field: .Alphanumeric.
// The . has been scanned.
func lexField(l *lexer) stateFn {
	return lexFieldOrVariable(l, itemField)
}

// lexVariable scans a Variable: $Alphanumeric.
// The $ has been scanned.