akaptur · December 14, 2021 01:10
diff --git a/partials.ts b/partials.ts
 type Account = {
  name: string,
  balance: string,
 }
 function makeAccount({
  name = "foo", 
  balance = "10.05"
 }: Partial<Account> = {}): Account {
  return {name, balance}
 }

 makeAccount() // a caller can take all the default options
 makeAccount({balance: "0.00"})  // or override one or more
 makeAccount({name_with_typo: "foo"})  // TS correctly emits an error
	type Account = {
	name: string,
	balance: string,
	}
	function makeAccount({
	name = "foo",
	balance = "10.05"
	}: Partial<Account> = {}): Account {
	return {name, balance}
	}

	makeAccount() // a caller can take all the default options
	makeAccount({balance: "0.00"}) // or override one or more
	makeAccount({name_with_typo: "foo"}) // TS correctly emits an error