tests/cases/compiler/file2.ts(1,1): error TS2540: Cannot assign to 'x' because it is a constant or a read-only property.


==== tests/cases/compiler/file1.ts (0 errors) ====
    const x = 0
    
==== tests/cases/compiler/file2.ts (1 errors) ====
    x++;
    ~
!!! error TS2540: Cannot assign to 'x' because it is a constant or a read-only property.