fix some type stuff

Author: Rich-Harris

src/index.js

@@ -9,9 +9,7 @@ let btoa = () => {
 
 if (typeof window !== 'undefined' && typeof window.btoa === 'function') {
 	btoa = (str) => window.btoa(unescape(encodeURIComponent(str)));
-	// @ts-expect-error
 } else if (typeof Buffer === 'function') {
-	// @ts-expect-error
 	btoa = (str) => Buffer.from(str, 'utf-8').toString('base64');
 }
 
@@ -48,7 +46,7 @@ class SourceMap {
 
 /**
  * @template {BaseNode} [T=BaseNode]
- * @param {{ type: string, [key: string]: any }} node
+ * @param {T} node
  * @param {Visitors<T>} visitors
  * @param {PrintOptions} opts
  * @returns {{ code: string, map: any }} // TODO

src/languages/ts.js

@@ -1524,10 +1524,11 @@ export default (options = {}) => {
 
 			context.write('(');
 
-			// @ts-expect-error `acorn-typescript` and `@typescript-eslint/types` have slightly different type definitions
 			sequence(
 				context,
+				// @ts-expect-error `acorn-typescript` and `@typescript-eslint/types` have slightly different type definitions
 				node.parameters,
+				// @ts-expect-error `acorn-typescript` and `@typescript-eslint/types` have slightly different type definitions
 				node.typeAnnotation.typeAnnotation.loc?.start ?? null,
 				false
 			);

test/common.js

@@ -5,9 +5,8 @@ import { tsPlugin } from '@sveltejs/acorn-typescript';
 
 /** @import { TSESTree } from '@typescript-eslint/types' */
 
-// @ts-expect-error
-export const acornTs = acorn.Parser.extend(tsPlugin({ allowSatisfies: true }));
-export const acornTsx = acorn.Parser.extend(tsPlugin({ allowSatisfies: true, jsx: true }));
+export const acornTs = acorn.Parser.extend(tsPlugin());
+export const acornTsx = acorn.Parser.extend(tsPlugin({ jsx: true }));
 
 /** @param {string} input
  * @param {{ jsx?: boolean }} opts

tsconfig.json

@@ -7,7 +7,8 @@
 		"target": "esnext",
 		"module": "esnext",
 		"moduleResolution": "bundler",
-		"lib": ["esnext", "dom"]
+		"lib": ["esnext", "dom"],
+		"skipLibCheck": true
 	},
-	"include": ["./src/**/*.js"]
+	"include": ["./src/**/*.js", "./test/*.js"]
 }