expressions working

Signed-off-by: Casey Lee <cplee@nektos.com>

vendor/github.com/robertkrimen/otto/result.go

@@ -0,0 +1,30 @@
+package otto
+
+import ()
+
+type _resultKind int
+
+const (
+	resultNormal _resultKind = iota
+	resultReturn
+	resultBreak
+	resultContinue
+)
+
+type _result struct {
+	kind   _resultKind
+	value  Value
+	target string
+}
+
+func newReturnResult(value Value) _result {
+	return _result{resultReturn, value, ""}
+}
+
+func newContinueResult(target string) _result {
+	return _result{resultContinue, emptyValue, target}
+}
+
+func newBreakResult(target string) _result {
+	return _result{resultBreak, emptyValue, target}
+}