:class = CLASS IDENT [ '<' +basic_decl '>' ] '{'
		*( ((PUBLIC | PRIVATE | PROTECTED) ':' ) | *( ?STATIC ( function | var_decl | property | enum ) )
		'}'
		
:property = PROPERTY (IDENT|+('['']')|'('')') ':' type_decl '{' GET [ '(' basic_decl *( ',' basic_decl )  ')' ] '{' *statement '}'
		SET '(' [ (basic_decl *( ',' basic_decl ) ',' ] IDENT ')' '{' *statement '}'

:enum = ENUM IDENT '{' IDENT [ '=' INTEGER ] *( ',' IDENT [ '=' INTEGER ] ) '}'

:function = FUNCTION (IDENT|CAST|DESTROY|OPERATOR OVERLOADABLE) 
		'(' [ basic_decl *( ',' basic_decl ')' [ ':' type_decl ] ( ';' | '{' *statement '}'

:type_decl = IDENT [ '<' IDENT [ ':' type_decl *(',' IDENT [ ':' type_decl ]) ] '>' ]
	
:var_decl = VAR  IDENT *('[' basic_expr ']') ) [ IDENT *('[' basic_expr ']') ] [ ':' type_decl ] [ '=' expression ]

:basic_decl = IDENT *('[' basic_expr ']') [ ':' type_decl ] 

:statement = ( ';' | if_statement | for_statement | while_statement | switch_statement | expression ';' | function | var_decl ';' )

:for_statement = FOR '(' basic_expr *(',' basic_expr) ';' basic_expr *(',' basic_expr) ';' basic_expr *(',' basic_expr) ')'
			( statement | '{' *statement '}' )

:if_statement = IF '(' basic_expr ')'  ( statement | '{' *statement '}' ) [!] ELSE ( statement | '{' *statement '}' | if_statement )
:while_statement = WHILE '(' basic_expr *(',' basic_expr) ')' ( statement | '{' *statement '}' )
:switch_statement = SWITCH '(' basic_expr ')' '{' *( statement | CASE (FLOAT|INTEGER|STRING) ':' | DEFAULT ':' ) '}'

:expression = FUNCTION '(' [ IDENT *( '[' basic_expr ']' [ ':' type_decl ] *( ',' IDENT *( '[' basic_expr ']' )
			 [ ':' type_decl ] ) ] ')' [ ':' type_decl ] RIGHTARROW 
  			 ( expression | '{' *statement '}' )
	    | basic_expr
	    | '{' expression *( ',' expression ) '}'

:basic_expr = FLOAT|INTEGER|STRINGLIT|ident_ops 
	    | '(' basic_expr ')'
	    | basic_expr BINOP basic_expr
	    | UNARY_OP basic_expr

:ident_ops = ?GLOBAL_SCOPE IDENT *( '.' ident_ops )
	   | ident_ops '(' [ expression *( ',' expression ) ] ')' 
	   | ident_ops *( '[' basic_expr ']' ) 
	   | ( INCOP | DECOP ) ident_ops 
	   | ident_ops ( INCOP | DECOP )