// automatically generated by Xtext
grammar fr.n7.simplepdl.txt.PDL with org.eclipse.xtext.common.Terminals

import "http://simplepdl" 
import "http://www.eclipse.org/emf/2002/Ecore" as ecore

Process returns Process :
	{Process}
	'process' name=ID '{'
	    processElements+=ProcessElement*
	'}' ;

ProcessElement returns ProcessElement:
	WorkDefinition | WorkSequence | Guidance | Resource
;

WorkDefinition returns WorkDefinition :
	{WorkDefinition}
	'wd' name=ID
		requests+=Request*
;

WorkSequence returns WorkSequence :
	{WorkSequence}
	'ws' linkType=WorkSequenceType
		'from' predecessor=[WorkDefinition]
		'to' successor=[WorkDefinition]
;

Guidance returns Guidance :
	{Guidance}
	'note' text=STRING
;

Resource returns Resource :
	{Resource}
	'res' name=ID quantity=INT
;

Request returns Request :
	{Request}
	'req' target=[Resource] quantity=INT
;


enum WorkSequenceType returns WorkSequenceType :
	startToStart = 's2s'
	| finishToStart = 'f2s'
	| startToFinish = 's2f'
	| finishToFinish = 'f2f'
;