Find bugs in JavaScript programs.

E0054: unexpected token

If you get error E0054, quick-lint-js does not understand your code for some reasons. The authors of quick-lint-js have not written a helpful message.

If you encounter this error, please submit a bug report.

Typically, this error occurs if code contains an operator which doesn't belong:

let person = "Sam";:

To fix this error, write correct JavaScript syntax:

let person = "Sam";

Documentation for other errors