tests/cases/compiler/interfacePropertiesWithSameName2.ts(10,11): error TS2320: Interface 'MoverShaker' cannot simultaneously extend types 'Mover' and 'Shaker'.
  Named property 'getStatus' of types 'Mover' and 'Shaker' are not identical.
tests/cases/compiler/interfacePropertiesWithSameName2.ts(26,11): error TS2320: Interface 'MoverShaker2' cannot simultaneously extend types 'Mover' and 'Shaker'.
  Named property 'getStatus' of types 'Mover' and 'Shaker' are not identical.


==== tests/cases/compiler/interfacePropertiesWithSameName2.ts (2 errors) ====
    interface Mover {
        move(): void;
        getStatus(): { speed: number; };
    }
    interface Shaker {
        shake(): void;
        getStatus(): { frequency: number; };
    }
    
    interface MoverShaker extends Mover, Shaker {
              ~~~~~~~~~~~
!!! error TS2320: Interface 'MoverShaker' cannot simultaneously extend types 'Mover' and 'Shaker'.
!!! error TS2320:   Named property 'getStatus' of types 'Mover' and 'Shaker' are not identical.
    
    }
    
    // Inside a module
    declare module MoversAndShakers {
        export class Mover {
            move(): void;
            getStatus(): { speed: number; };
        }
        export interface Shaker {
            shake(): void;
            getStatus(): { frequency: number; };
        }
    }
    
    interface MoverShaker2 extends MoversAndShakers.Mover, MoversAndShakers.Shaker { } // error
              ~~~~~~~~~~~~
!!! error TS2320: Interface 'MoverShaker2' cannot simultaneously extend types 'Mover' and 'Shaker'.
!!! error TS2320:   Named property 'getStatus' of types 'Mover' and 'Shaker' are not identical.
    
    interface MoverShaker3 extends MoversAndShakers.Mover, MoversAndShakers.Shaker {
        getStatus(): { speed: number; frequency: number; }; // ok because this getStatus overrides the conflicting ones above
    }