=== tests/cases/compiler/keywordField.ts ===
var obj:any = {};
>obj : any
>{} : {}

obj.if = 1;
>obj.if = 1 : number
>obj.if : any
>obj : any
>if : any
>1 : number

var a = { if: "test" }
>a : { if: string; }
>{ if: "test" } : { if: string; }
>if : string
>"test" : string

var n = a.if
>n : string
>a.if : string
>a : { if: string; }
>if : string

var q = a["if"];
>q : string
>a["if"] : string
>a : { if: string; }
>"if" : string