private class ReduceAction637
	super ReduceAction
	redef fun action(p: Parser)
	do
					var node_list: nullable Object = null
					var nodearraylist2 = p.pop
					var nodearraylist1 = p.pop
					var tkwassertnode2 = nodearraylist1
					assert tkwassertnode2 isa nullable TKwassert
					var pexprnode4 = nodearraylist2
					assert pexprnode4 isa nullable AExpr
					var pexprnode1: nullable AAssertExpr = new AAssertExpr.init_aassertexpr(
						tkwassertnode2,
						null,
						pexprnode4,
						null,
						null
					)
					node_list = pexprnode1
					p.push(p.go_to(_goto), node_list)
	end
end