update error message

src/compiler/compile/nodes/Element.ts

@@ -398,7 +398,7 @@ export default class Element extends Node {
 				if (!(parent.type === 'InlineComponent' || within_custom_element(parent))) {
 					component.error(attribute, {
 						code: `invalid-slotted-content`,
-						message: `Element with a slot='...' attribute must be a child of a component or custom element`,
+						message: `Element with a slot='...' attribute must be a child of a component or a descendant of a custom element`,
 					});
 				}
 			}

test/runtime/samples/component-slot-nested-error-2/_config.js

@@ -1,3 +1,3 @@
 export default {
-	error: [`Element with a slot='...' attribute must be a child of a component or custom element`]
+	error: [`Element with a slot='...' attribute must be a child of a component or a descendant of a custom element`]
 };

test/runtime/samples/component-slot-nested-error-3/_config.js

@@ -1,3 +1,3 @@
 export default {
-	error: [`Element with a slot='...' attribute must be a child of a component or custom element`]
+	error: [`Element with a slot='...' attribute must be a child of a component or a descendant of a custom element`]
 };

test/runtime/samples/component-slot-nested-error/_config.js

@@ -1,3 +1,3 @@
 export default {
-	error: [`Element with a slot='...' attribute must be a child of a component or custom element`]
+	error: [`Element with a slot='...' attribute must be a child of a component or a descendant of a custom element`]
 };

test/validator/samples/component-slotted-custom-element-2/errors.json

@@ -1,7 +1,7 @@
 [
 	{
 		"code": "invalid-slotted-content",
-		"message": "Element with a slot='...' attribute must be a child of a component or custom element",
+		"message": "Element with a slot='...' attribute must be a child of a component or a descendant of a custom element",
 		"start": { "line": 10, "column": 9, "character": 138 },
 		"end": { "line": 10, "column": 19, "character": 148 },
 		"pos": 138

test/validator/samples/component-slotted-each-block/errors.json

@@ -1,6 +1,6 @@
 [{
 	"code": "invalid-slotted-content",
-	"message": "Element with a slot='...' attribute must be a child of a component or custom element",
+	"message": "Element with a slot='...' attribute must be a child of a component or a descendant of a custom element",
 	"start": {
 		"line": 7,
 		"column": 7,

test/validator/samples/component-slotted-if-block/errors.json

@@ -1,6 +1,6 @@
 [{
 	"code": "invalid-slotted-content",
-	"message": "Element with a slot='...' attribute must be a child of a component or custom element",
+	"message": "Element with a slot='...' attribute must be a child of a component or a descendant of a custom element",
 	"start": {
 		"line": 7,
 		"column": 7,

test/validator/samples/slot-attribute-invalid/errors.json

@@ -1,6 +1,6 @@
 [{
 	"code": "invalid-slotted-content",
-	"message": "Element with a slot='...' attribute must be a child of a component or custom element",
+	"message": "Element with a slot='...' attribute must be a child of a component or a descendant of a custom element",
 	"start": {
 		"line": 1,
 		"column": 5,