xtext - visiting all nodes/subnodes of Ecore model generated by DSL -

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i know basics of xtext, , have written grammar(which works fine). know ecore model generated. have problem in visiting rules/sub-rules(nodes) of grammar in ast (programmatically). whenever applying validation checks(or others) find difficult navigate particular rule on check applied. (to extent hit , trail).

i want ask there way print nodes sub-nodes of grammar(programmatically) clarify in mind how each node being accessed.


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