docs

pkg/yqlib/operator_select_test.go

@@ -13,26 +13,30 @@ var selectOperatorScenarios = []expressionScenario{
 			"D0, P[0], (!!str)::cat\n",
 			"D0, P[1], (!!str)::goat\n",
 		},
-	}, {
+	},
+	{
 		skipDoc:    true,
 		document:   `[hot, fot, dog]`,
 		expression: `.[] | select(. == "*at")`,
 		expected:   []string{},
-	}, {
+	},
+	{
 		skipDoc:    true,
 		document:   `a: [cat,goat,dog]`,
 		expression: `.a[] | select(. == "*at")`,
 		expected: []string{
 			"D0, P[a 0], (!!str)::cat\n",
 			"D0, P[a 1], (!!str)::goat\n"},
-	}, {
-		description: "Select matching values in map",
+	},
+	{
+		description: "Select and update matching values in map",
 		document:    `a: { things: cat, bob: goat, horse: dog }`,
-		expression:  `.a[] | select(. == "*at")`,
+		expression:  `(.a[] | select(. == "*at")) |= "rabbit"`,
 		expected: []string{
-			"D0, P[a things], (!!str)::cat\n",
-			"D0, P[a bob], (!!str)::goat\n"},
-	}, {
+			"D0, P[], (doc)::a: {things: rabbit, bob: rabbit, horse: dog}\n",
+		},
+	},
+	{
 		skipDoc:    true,
 		document:   `a: { things: {include: true}, notMe: {include: false}, andMe: {include: fold} }`,
 		expression: `.a[] | select(.include)`,
@@ -40,7 +44,8 @@ var selectOperatorScenarios = []expressionScenario{
 			"D0, P[a things], (!!map)::{include: true}\n",
 			"D0, P[a andMe], (!!map)::{include: fold}\n",
 		},
-	}, {
+	},
+	{
 		skipDoc:    true,
 		document:   `[cat,~,dog]`,
 		expression: `.[] | select(. == ~)`,