tests/cases/conformance/parser/ecmascript5/MemberAccessorDeclarations/parserMemberAccessorDeclaration16.ts(2,8): error TS1052: A 'set' accessor parameter cannot have an initializer. ==== tests/cases/conformance/parser/ecmascript5/MemberAccessorDeclarations/parserMemberAccessorDeclaration16.ts (1 errors) ==== class C { set Foo(a = 1) { } ~~~ !!! error TS1052: A 'set' accessor parameter cannot have an initializer. }