VarAccess:
	varName=SingleVar (('[' {VarAccess.ArrayAccess=current} index=SignedInt ']') | ('.'{VarAccess.MemberAccess=current}attributeName=NAME))*;

SingleVar:
	'$'name=NAME;

SignedInt:
	('+' | '-')? UNSIGNED_INT;

terminal UNSIGNED_INT:
	('1'..'9') ('0'..'9')* | '0';

terminal NAME:
	('a'..'z' | 'A'..'Z') ('a'..'z' | 'A'..'Z' | '0'..'9')*;

$as[0]

{VarAccess.ArrayAccess=current}