Fix for long range count

Signed-off-by: James Hamlin <jfhamlin@gmail.com>

Author: jfhamlin

pkg/lang/equals_test.go

@@ -20,6 +20,7 @@ func TestEquiv(t *testing.T) {
 		{NewMap(1, 2).Seq(), NewVector(NewList(1, 2)), NewList(NewVector(1, 2))},
 		// empty lazy seqs are equal
 		{NewLazySeq(func() interface{} { return nil }), NewLazySeq(func() interface{} { return nil })},
+		{NewList(1, 2), NewLongRange(0, 3, 1).Next()},
 	}
 
 	for _, els := range equivs {

pkg/lang/longrange.go

@@ -104,7 +104,7 @@ func (r *LongRange) Next() ISeq {
 	if next >= r.end {
 		return nil
 	}
-	return &LongRange{start: next, end: r.end, step: r.step}
+	return &LongRange{start: next, end: r.end, step: r.step, count: r.count - 1}
 }
 
 func (r *LongRange) More() ISeq {