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=== tests/cases/compiler/file.js ===
// @ts-check
let n = Math.random();
>n : number
>Math.random() : number
>Math.random : () => number
>Math : Math
>random : () => number
let s = `${n}`;
>s : string
>`${n}` : string
>n : number
const numericIndex = { [n]: 1 };
>numericIndex : { [x: number]: number; }
>{ [n]: 1 } : { [x: number]: number; }
>[n] : number
>n : number
>1 : 1
numericIndex[n].toFixed();
>numericIndex[n].toFixed() : string
>numericIndex[n].toFixed : (fractionDigits?: number) => string
>numericIndex[n] : number
>numericIndex : { [x: number]: number; }
>n : number
>toFixed : (fractionDigits?: number) => string
const stringIndex = { [s]: 1 };
>stringIndex : { [x: string]: number; }
>{ [s]: 1 } : { [x: string]: number; }
>[s] : number
>s : string
>1 : 1
stringIndex[s].toFixed();
>stringIndex[s].toFixed() : string
>stringIndex[s].toFixed : (fractionDigits?: number) => string
>stringIndex[s] : number
>stringIndex : { [x: string]: number; }
>s : string
>toFixed : (fractionDigits?: number) => string
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