tests/cases/conformance/parser/ecmascript5/MemberAccessorDeclarations/parserMemberAccessorDeclaration14.ts(2,8): error TS1049: A 'set' accessor must have exactly one parameter. ==== tests/cases/conformance/parser/ecmascript5/MemberAccessorDeclarations/parserMemberAccessorDeclaration14.ts (1 errors) ==== class C { set Foo(a: number, b: number) { } ~~~ !!! error TS1049: A 'set' accessor must have exactly one parameter. }