tests/cases/compiler/superCallFromClassThatDerivesNonGenericTypeButWithTypeArguments1.ts(8,17): error TS2315: Type 'A' is not generic. tests/cases/compiler/superCallFromClassThatDerivesNonGenericTypeButWithTypeArguments1.ts(9,21): error TS2335: 'super' can only be referenced in a derived class. ==== tests/cases/compiler/superCallFromClassThatDerivesNonGenericTypeButWithTypeArguments1.ts (2 errors) ==== class A { constructor(private map: (value: number) => string) { } } class B extends A { ~~~~~~~~~~~~~~~~~ !!! error TS2315: Type 'A' is not generic. constructor() { super(value => String(value)); } ~~~~~ !!! error TS2335: 'super' can only be referenced in a derived class. }