Type Alias ThisParameterType<F>

ThisParameterType: F extends (this: infer T, ...args: any[]) => any
? T
: unknown

Get the this binding type from a function.

Type Parameters

F extends Function
Function type

Since

1.1.0

Remarks

Extracts the this context type if present, or unknown if absent.

Example

type Fn = ( this: { x: number }, y: string ) => void;
type ThisType = ThisParameterType< Fn >; // { x: number }