chore: run require-event-dispatcher-types rule on Svelte 3/4 only (sveltejs#1035)

Author: baseballyama

.changeset/nine-walls-hammer.md

@@ -0,0 +1,5 @@
+---
+'eslint-plugin-svelte': patch
+---
+
+chore: run `require-event-dispatcher-types` rule on Svelte 3/4 only

packages/eslint-plugin-svelte/src/rules/require-event-dispatcher-types.ts

@@ -15,7 +15,12 @@ export default createRule('require-event-dispatcher-types', {
 		messages: {
 			missingTypeParameter: `Type parameters missing for the \`createEventDispatcher\` function call.`
 		},
-		type: 'suggestion'
+		type: 'suggestion',
+		conditions: [
+			{
+				svelteVersions: ['3/4']
+			}
+		]
 	},
 	create(context) {
 		let isTs = false;

packages/eslint-plugin-svelte/tests/fixtures/rules/require-event-dispatcher-types/invalid/_requirements.json

@@ -0,0 +1,3 @@
+{
+	"svelte": "^3.0.0 || ^4.0.0"
+}

packages/eslint-plugin-svelte/tests/fixtures/rules/require-event-dispatcher-types/valid/_requirements.json

@@ -0,0 +1,3 @@
+{
+	"svelte": "^3.0.0 || ^4.0.0"
+}