/// //// module M { //// export class A { //// public m(n: number) { //// return 0; //// } //// public n() { //// return this.m(0); //// } //// } //// export class B extends A { /*1*/ } //// } verify.numberOfErrorsInCurrentFile(0); goTo.marker('1'); edit.insert("public m(n: number) { return 0; }"); verify.numberOfErrorsInCurrentFile(0);