check-ethereum-scanner
Version:
Safety checks for new Ethereum tokens
10 lines (9 loc) • 327 B
JavaScript
import isFunction from "./isFunction.js";
export const isFileLike = (value) => Boolean(value
&& typeof value === "object"
&& isFunction(value.constructor)
&& value[Symbol.toStringTag] === "File"
&& isFunction(value.stream)
&& value.name != null
&& value.size != null
&& value.lastModified != null);