=== tests/cases/conformance/parser/ecmascript5/ClassDeclarations/parserClassDeclarationIndexSignature1.ts ===
class C {
>C : Symbol(C, Decl(parserClassDeclarationIndexSignature1.ts, 0, 0))

    [index:number]:number
>index : Symbol(index, Decl(parserClassDeclarationIndexSignature1.ts, 1, 5))
}