René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"TS5.5-beta injects a random `@ts-expect-error` comment in the generated `.d.ts` files","articleBody":"### 🔎 Search Terms\r\n\r\ncomment 5.5 invalid injected inlined\r\n\r\n### 🕗 Version \u0026 Regression Information\r\n\r\n- This changed in version 5.5-beta\r\n\r\n\r\n### ⏯ Playground Link\r\n\r\n_No response_\r\n\r\n### 💻 Code\r\n\r\n1. Clone https://github.com/nicolo-ribaudo/babel/tree/ts-5.5-random-comment\r\n2. Run `yarn` to install all deps\r\n3. Run `make generate-tsconfig` to generate all the `tsconfig.json` files\r\n4. Run `yarn tsc -b ./packages/babel-helper-plugin-utils/tsconfig.json`\r\n\r\nIf you ever need to reset the TS state (e.g. delete all `.tsbuildinfo` and `.d.ts` files), run `make clean-dts`.\r\n\r\n### 🙁 Actual behavior\r\n\r\n`dts/packages/babel-parser/src/plugins/typescript/index.d.ts`, line 540 contains a random `@ts-expect-error` comment:\r\n```ts\r\n        parseExprListItem(this: Parser, allowEmpty?: boolean, refExpressionErrors?: ExpressionErrors | null, allowPlaceholder?: boolean | // @ts-expect-error todo(flow-\u003ets) 0121\r\n        null): N.Expression | null;\r\n```\r\n\r\nThat `parseExprListItem` is inlined there from another file, that doesn't have that comment:\r\nhttps://github.com/nicolo-ribaudo/babel/blob/e5726bde94899149d60706698a0f0a968208bf60/packages/babel-parser/src/parser/expression.ts#L2711-L2728\r\n\r\nInstead, that comment is coming from\r\nhttps://github.com/nicolo-ribaudo/babel/blob/e5726bde94899149d60706698a0f0a968208bf60/packages/babel-parser/src/plugins/typescript/index.ts#L2637-L2642\r\n\r\n### 🙂 Expected behavior\r\n\r\nThe comment shouldn't be there","author":{"url":"https://github.com/nicolo-ribaudo","@type":"Person","name":"nicolo-ribaudo"},"datePublished":"2024-05-29T15:43:44.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":3},"url":"https://github.com/58698/TypeScript/issues/58698"}