fix: adjust eslint configuration to eslint-plugin-svelte (previously …

…used eslint-plugin-svelte3) (#1310)

* chore: ignore .idea directory

.idea/ contains project settings for WebStorm IDE

* fix: adjust eslint configuration to eslint-plugin-svelte (previously used eslint-plugin-svelte3)

.eslintrc.cjs

@@ -1,13 +1,18 @@
 module.exports = {
   root: true,
   parser: '@typescript-eslint/parser',
-  extends: ['eslint:recommended', 'plugin:@typescript-eslint/recommended', 'prettier'],
-  plugins: ['svelte3', '@typescript-eslint'],
+  extends: ['eslint:recommended', 'plugin:@typescript-eslint/recommended', 'prettier', 'plugin:svelte/recommended'],
+  plugins: ['@typescript-eslint'],
   ignorePatterns: ['*.cjs'],
-  overrides: [{ files: ['*.svelte'], processor: 'svelte3/svelte3' }],
-  settings: {
-    'svelte3/typescript': () => require('typescript')
-  },
+  overrides: [
+    {
+      files: ['*.svelte'],
+      parser: 'svelte-eslint-parser',
+      parserOptions: {
+        parser: '@typescript-eslint/parser'
+      }
+    }
+  ],
   parserOptions: {
     sourceType: 'module',
     ecmaVersion: 2020

.gitignore

@@ -20,3 +20,4 @@ yarn.lock
 
 src/routes/testdir/*
 
+.idea/