tests/cases/compiler/errorLocationForInterfaceExtension.ts(3,21): error TS2693: 'string' only refers to a type, but is being used as a value here.


==== tests/cases/compiler/errorLocationForInterfaceExtension.ts (1 errors) ====
    var n = '';
    
    interface x extends string { }
                        ~~~~~~
!!! error TS2693: 'string' only refers to a type, but is being used as a value here.
    