- expando on `export default` missing: declarationEmitDefaultExportWithStaticAssignment - expando on interface/const merge missing: declarationEmitExpandoWithGenericConstraint - expando on overloaded function missing: declarationEmitFunctionDuplicateNamespace - expando with keyword names: declarationEmitFunctionKeywordProp - expando with element access expressions: declarationEmitLateBoundAssignments2 - starting to think expandos just don't work: declarationEmitLateBoundAssignments