TypeScript/tests/baselines/reference/duplicatePropertiesInStrictMode.errors.txt

==== tests/cases/compiler/duplicatePropertiesInStrictMode.ts (2 errors) ====
    "use strict";
    var x = {
      x: 1,
      x: 2
      ~
!!! An object literal cannot have multiple properties with the same name in strict mode.
      ~
!!! Duplicate identifier 'x'.
    }