Added support for shorthand splat[] for filter,reverse,sort,shuffle

pkg/yqlib/operator_shuffle_test.go

@@ -11,6 +11,17 @@ var shuffleOperatorScenarios = []expressionScenario{
 			"D0, P[], (!!seq)::[5, 2, 4, 1, 3]\n",
 		},
 	},
+	{
+		description: "Shuffle array",
+		skipDoc:     true,
+		document:    "[1, 2, 3]",
+		expression:  `shuffle[]`,
+		expected: []string{
+			"D0, P[2], (!!int)::3\n",
+			"D0, P[0], (!!int)::1\n",
+			"D0, P[1], (!!int)::2\n",
+		},
+	},
 
 	{
 		description: "Shuffle array in place",