By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement . We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account [Bug]: node_modules/@types/babel__traverse/index.d.ts throws errors in TS (version 7.18.3) #15245 [Bug]: node_modules/@types/babel__traverse/index.d.ts throws errors in TS (version 7.18.3) #15245 gesabehrends opened this issue Dec 2, 2022 · 2 comments

Other (Next.js, Gatsby, vue-cli, ...)

Input code

tsc on a new cdk init project including @types/[email protected] as transitive dependency

Configuration file name

package.json

Configuration

"devDependencies": {
"@types/jest": "^27.5.0",
"@types/node": "10.17.27",
"@types/prettier": "2.6.0",
"jest": "^27.5.1",
"ts-jest": "^27.1.4",
"aws-cdk": "2.24.1",
"ts-node": "^10.7.0",
"typescript": "~3.9.7"

Current and expected behavior

Expected: No errors thrown.

node_modules/@types/babel__traverse/index.d.ts:68:50 - error TS1005: ']' expected.

68 export type ArrayKeys = keyof { [P in keyof T as T[P] extends any[] ? P : never]: P };

node_modules/@types/babel__traverse/index.d.ts:68:53 - error TS1005: ';' expected.

68 export type ArrayKeys = keyof { [P in keyof T as T[P] extends any[] ? P : never]: P };

node_modules/@types/babel__traverse/index.d.ts:68:58 - error TS1005: ';' expected.

68 export type ArrayKeys = keyof { [P in keyof T as T[P] extends any[] ? P : never]: P };
~~~~~~~

node_modules/@types/babel__traverse/index.d.ts:68:70 - error TS1011: An element access expression should take an argument.

68 export type ArrayKeys = keyof { [P in keyof T as T[P] extends any[] ? P : never]: P };

node_modules/@types/babel__traverse/index.d.ts:68:83 - error TS1005: ';' expected.

68 export type ArrayKeys = keyof { [P in keyof T as T[P] extends any[] ? P : never]: P };

node_modules/@types/babel__traverse/index.d.ts:68:84 - error TS1128: Declaration or statement expected.

68 export type ArrayKeys = keyof { [P in keyof T as T[P] extends any[] ? P : never]: P };

node_modules/@types/babel__traverse/index.d.ts:68:88 - error TS1128: Declaration or statement expected.

68 export type ArrayKeys = keyof { [P in keyof T as T[P] extends any[] ? P : never]: P };

Environment

System:
OS: macOS 12.6.1
Binaries:
Node: 16.15.1 - /usr/local/opt/node@16/bin/node
Yarn: 1.22.19 - /usr/local/bin/yarn
npm: 8.11.0 - /usr/local/opt/node@16/bin/npm
npmPackages:
jest: ^27.5.1 => 27.5.1

Possible solution

No response

Additional context

No response

Hey @gesabehrends ! We really appreciate you taking the time to report an issue. The collaborators on this project attempt to help as many people as possible, but we're a limited number of volunteers, so it's possible this won't be addressed swiftly.

If you need any help, or just have general Babel or JavaScript questions, we have a vibrant Slack community that typically always has someone willing to help. You can sign-up here for an invite.