Closed
Description
TypeScript Version: 4.0.2
Search Terms:
callable
Code
type Retrieve = () => {
extracted?: string
raw: string
}
const retrieve: Retrieve = () => {
return {
raw: 'mhm',
extracted: 'aha',
a: 1, // no error for this extra prop
}
}
interface RetrieveInterface {
(): {
extracted?: string
raw: string
}
}
const retrieveInterface: RetrieveInterface = () => {
return {
raw: 'mhm',
extracted: 'aha',
a: 1, // no error for this extra prop
}
}
Expected behavior:
get same error as setting return type to arrow function
const retrieve = (): {
extracted?: string
raw: string
} => {
return {
raw: 'mhm',
extracted: 'aha',
a: 1,
}
}
Actual behavior:
no error
Related Issues:
Maybe I hit same as on going discussion here -> #241