grammar org.xtext.example.mydsl.MyDsl with org.eclipse.xtext.common.Terminals

generate myDsl "http://www.xtext.org/example/mydsl/MyDsl"


Model:
	(list_statement+=List_Statement | list+=ListDeclaration)*
;

ListDeclaration:
	'list' name=ID '=' myList=List ';'
;

List:
	'('list=ListItem (',' lists+=ListItem)* ')'
;

ListItem:
	name=ID
;

List_Statement :
	'list' type=[ListDeclaration|ID]
			(task+=Task)*
	'end' 'list' ';'
;

Task: 
	'task' task=[ListItem|ID] ';'
;

	def IScope scope_Task_task(List_Statement ctx, EReference r) {
		val elements = <ListItem> newArrayList		
		elements.add(ctx.type.myList.list)

		for (element : ctx.type.myList.lists) {
			elements.add(element);
		}
		Scopes.scopeFor(elements)
        }