index.d.ts produces errors in Typescript

[dmca-glasgow]

$ tsc
node_modules/event-target-shim/index.d.ts:377:34 - error TS1005: ']' expected.

377     [P in string & keyof TEventMap as `on${P}`]: EventTarget.CallbackFunction<TEventTarget, TEventMap[P]> | null;
                                       ~~

node_modules/event-target-shim/index.d.ts:377:45 - error TS1005: ';' expected.

377     [P in string & keyof TEventMap as `on${P}`]: EventTarget.CallbackFunction<TEventTarget, TEventMap[P]> | null;
                                                  ~

node_modules/event-target-shim/index.d.ts:377:46 - error TS1128: Declaration or statement expected.

377     [P in string & keyof TEventMap as `on${P}`]: EventTarget.CallbackFunction<TEventTarget, TEventMap[P]> | null;
                                                   ~

node_modules/event-target-shim/index.d.ts:377:105 - error TS1005: '(' expected.

377     [P in string & keyof TEventMap as `on${P}`]: EventTarget.CallbackFunction<TEventTarget, TEventMap[P]> | null;
                                                                                                              ~

node_modules/event-target-shim/index.d.ts:377:111 - error TS1005: ')' expected.

377     [P in string & keyof TEventMap as `on${P}`]: EventTarget.CallbackFunction<TEventTarget, TEventMap[P]> | null;
                                                                                                                    ~

node_modules/event-target-shim/index.d.ts:379:1 - error TS1128: Declaration or statement expected.

379 }
    ~

Typescript version ^3.8.3

[irohitb]

@dmca-glasgow were you able to fix it?

[NoelDeMartin]

For anyone else running into this, we fixed it using patch-package. You can see our patch here: https://github.com/moodlehq/moodleapp/blob/master/patches/event-target-shim%2B6.0.2.patch