tests/cases/conformance/types/objectTypeLiteral/methodSignatures/methodSignaturesWithOverloads.ts(5,5): error TS2386: Overload signatures must all be optional or required.
tests/cases/conformance/types/objectTypeLiteral/methodSignatures/methodSignaturesWithOverloads.ts(14,5): error TS2386: Overload signatures must all be optional or required.