Fixes nested array indexing #824

pkg/yqlib/operator_traverse_path_test.go

@@ -27,6 +27,22 @@ foobar:
 `
 
 var traversePathOperatorScenarios = []expressionScenario{
+	{
+		skipDoc:    true,
+		document:   `[[1]]`,
+		expression: `.[0][0]`,
+		expected: []string{
+			"D0, P[0 0], (!!int)::1\n",
+		},
+	},
+	{
+		skipDoc:    true,
+		document:   `[[[1]]]`,
+		expression: `.[0][0][0]`,
+		expected: []string{
+			"D0, P[0 0 0], (!!int)::1\n",
+		},
+	},
 	{
 		description: "Simple map navigation",
 		document:    `{a: {b: apple}}`,