tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList8.ts(2,14): error TS2369: A parameter property is only allowed in a constructor implementation. tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList8.ts(3,14): error TS2369: A parameter property is only allowed in a constructor implementation. tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList8.ts(4,14): error TS2369: A parameter property is only allowed in a constructor implementation. ==== tests/cases/conformance/parser/ecmascript5/ParameterLists/parserParameterList8.ts (3 errors) ==== declare class C2 { constructor(public p1:string); // ERROR ~~~~~~~~~~~~~~~~ !!! error TS2369: A parameter property is only allowed in a constructor implementation. constructor(private p2:number); // ERROR ~~~~~~~~~~~~~~~~~ !!! error TS2369: A parameter property is only allowed in a constructor implementation. constructor(public p3:any); // ERROR ~~~~~~~~~~~~~ !!! error TS2369: A parameter property is only allowed in a constructor implementation. }