==== tests/cases/compiler/noImplicitAnyParametersInInterface.ts (27 errors) ====
    
    interface I {
        // Implicit-'any' errors for first two call signatures, x1, x2, z2.
        ();
        ~~~
!!! Call signature, which lacks return-type annotation, implicitly has an 'any' return type.
        (x1);
        ~~~~~
!!! Call signature, which lacks return-type annotation, implicitly has an 'any' return type.
         ~~
!!! Parameter 'x1' implicitly has an 'any' type.
        (x2, y2: string, z2): any;
         ~~
!!! Parameter 'x2' implicitly has an 'any' type.
                         ~~
!!! Parameter 'z2' implicitly has an 'any' type.
    
        // No implicit-'any' errors.
        f1(): void;
    
        // Implicit-'any' errors for x.
        f2(x): void;
           ~
!!! Parameter 'x' implicitly has an 'any' type.
    
        // No implicit-'any' errors.
        f3(x: any): void;
    
        // Implicit-'any' errors for x, y, and z.
        f4(x, y, z): void;
           ~
!!! Parameter 'x' implicitly has an 'any' type.
              ~
!!! Parameter 'y' implicitly has an 'any' type.
                 ~
!!! Parameter 'z' implicitly has an 'any' type.
    
        // Implicit-'any' errors for x, and z.
        f5(x, y: any, z): void;
           ~
!!! Parameter 'x' implicitly has an 'any' type.
                      ~
!!! Parameter 'z' implicitly has an 'any' type.
    
        // Implicit-'any[]' errors for r.
        f6(...r): void;
           ~~~~
!!! Rest parameter 'r' implicitly has an 'any[]' type.
    
        // Implicit-'any'/'any[]' errors for x, r.
        f7(x, ...r): void;
           ~
!!! Parameter 'x' implicitly has an 'any' type.
              ~~~~
!!! Rest parameter 'r' implicitly has an 'any[]' type.
    
        // Implicit-'any' errors for x1, y2, x3, and y3.
        f8(x1, y1: number): any;
           ~~
!!! Parameter 'x1' implicitly has an 'any' type.
        f8(x2: string, y2): any;
                       ~~
!!! Parameter 'y2' implicitly has an 'any' type.
        f8(x3, y3): any;
           ~~
!!! Parameter 'x3' implicitly has an 'any' type.
               ~~
!!! Parameter 'y3' implicitly has an 'any' type.
    
        // No implicit-'any' errors.
        f9: () => string;
    
        // Implicit-'any' errors for x.
        f10: (x) => string;
              ~
!!! Parameter 'x' implicitly has an 'any' type.
    
        // Implicit-'any' errors for x, y, and z.
        f11: (x, y, z) => string;
              ~
!!! Parameter 'x' implicitly has an 'any' type.
                 ~
!!! Parameter 'y' implicitly has an 'any' type.
                    ~
!!! Parameter 'z' implicitly has an 'any' type.
    
        // Implicit-'any' errors for x and z.
        f12: (x, y: any, z) => string;
              ~
!!! Parameter 'x' implicitly has an 'any' type.
                         ~
!!! Parameter 'z' implicitly has an 'any' type.
    
        // Implicit-'any[]' error for r.
        f13: (...r) => string;
              ~~~~
!!! Rest parameter 'r' implicitly has an 'any[]' type.
    
        // Implicit-'any'/'any[]' errors for x, r.
        f14: (x, ...r) => string;
              ~
!!! Parameter 'x' implicitly has an 'any' type.
                 ~~~~
!!! Rest parameter 'r' implicitly has an 'any[]' type.
    }