error TS-1: Pre-emit (1) and post-emit (0) diagnostic counts do not match! This can indicate that a semantic _error_ was added by the emit resolver - such an error may not be reflected on the command line or in the editor, but may be captured in a baseline here!


!!! error TS-1: Pre-emit (1) and post-emit (0) diagnostic counts do not match! This can indicate that a semantic _error_ was added by the emit resolver - such an error may not be reflected on the command line or in the editor, but may be captured in a baseline here!
!!! related TS-1: The excess diagnostics are:
!!! related TS2464 symbolProperty54.ts:2:5: A computed property name must be of type 'string', 'number', 'symbol', or 'any'.
==== symbolProperty54.ts (0 errors) ====
    var obj = {
        [Symbol.prototype]: 0
    };