=== tests/cases/compiler/methodSignatureDeclarationEmit1.ts ===
class C {
>C : C

  public foo(n: number): void;
>foo : { (n: number): void; (s: string): void; }
>n : number

  public foo(s: string): void;
>foo : { (n: number): void; (s: string): void; }
>s : string

  public foo(a: any): void {
>foo : { (n: number): void; (s: string): void; }
>a : any
  }
}