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lib Fix Part 5/6 – Function.{apply, bind} #50453

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Apr 12, 2023
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41 changes: 27 additions & 14 deletions src/lib/es5.d.ts
Original file line number Diff line number Diff line change
Expand Up @@ -314,9 +314,14 @@ interface CallableFunction extends Function {
/**
* Calls the function with the specified object as the this value and the elements of specified array as the arguments.
* @param thisArg The object to be used as the this object.
* @param args An array of argument values to be passed to the function.
*/
apply<T, R>(this: (this: T) => R, thisArg: T): R;

/**
* Calls the function with the specified object as the this value and the elements of specified array as the arguments.
* @param thisArg The object to be used as the this object.
* @param args An array of argument values to be passed to the function.
*/
apply<T, A extends any[], R>(this: (this: T, ...args: A) => R, thisArg: T, args: A): R;

/**
Expand All @@ -330,23 +335,29 @@ interface CallableFunction extends Function {
* For a given function, creates a bound function that has the same body as the original function.
* The this object of the bound function is associated with the specified object, and has the specified initial parameters.
* @param thisArg The object to be used as the this object.
* @param args Arguments to bind to the parameters of the function.
*/
bind<T>(this: T, thisArg: ThisParameterType<T>): OmitThisParameter<T>;
bind<T, A0, A extends any[], R>(this: (this: T, arg0: A0, ...args: A) => R, thisArg: T, arg0: A0): (...args: A) => R;
bind<T, A0, A1, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1): (...args: A) => R;
bind<T, A0, A1, A2, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2): (...args: A) => R;
bind<T, A0, A1, A2, A3, A extends any[], R>(this: (this: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: T, arg0: A0, arg1: A1, arg2: A2, arg3: A3): (...args: A) => R;
bind<T, AX, R>(this: (this: T, ...args: AX[]) => R, thisArg: T, ...args: AX[]): (...args: AX[]) => R;

/**
* For a given function, creates a bound function that has the same body as the original function.
* The this object of the bound function is associated with the specified object, and has the specified initial parameters.
* @param thisArg The object to be used as the this object.
* @param args Arguments to bind to the parameters of the function.
*/
bind<T, A extends any[], B extends any[], R>(this: (this: T, ...args: [...A, ...B]) => R, thisArg: T, ...args: A): (...args: B) => R;
}

interface NewableFunction extends Function {
/**
* Calls the function with the specified object as the this value and the elements of specified array as the arguments.
* @param thisArg The object to be used as the this object.
* @param args An array of argument values to be passed to the function.
*/
apply<T>(this: new () => T, thisArg: T): void;
/**
* Calls the function with the specified object as the this value and the elements of specified array as the arguments.
* @param thisArg The object to be used as the this object.
* @param args An array of argument values to be passed to the function.
*/
apply<T, A extends any[]>(this: new (...args: A) => T, thisArg: T, args: A): void;

/**
Expand All @@ -360,14 +371,16 @@ interface NewableFunction extends Function {
* For a given function, creates a bound function that has the same body as the original function.
* The this object of the bound function is associated with the specified object, and has the specified initial parameters.
* @param thisArg The object to be used as the this object.
* @param args Arguments to bind to the parameters of the function.
*/
bind<T>(this: T, thisArg: any): T;
bind<A0, A extends any[], R>(this: new (arg0: A0, ...args: A) => R, thisArg: any, arg0: A0): new (...args: A) => R;
bind<A0, A1, A extends any[], R>(this: new (arg0: A0, arg1: A1, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1): new (...args: A) => R;
bind<A0, A1, A2, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2): new (...args: A) => R;
bind<A0, A1, A2, A3, A extends any[], R>(this: new (arg0: A0, arg1: A1, arg2: A2, arg3: A3, ...args: A) => R, thisArg: any, arg0: A0, arg1: A1, arg2: A2, arg3: A3): new (...args: A) => R;
bind<AX, R>(this: new (...args: AX[]) => R, thisArg: any, ...args: AX[]): new (...args: AX[]) => R;

/**
* For a given function, creates a bound function that has the same body as the original function.
* The this object of the bound function is associated with the specified object, and has the specified initial parameters.
* @param thisArg The object to be used as the this object.
* @param args Arguments to bind to the parameters of the function.
*/
bind<A extends any[], B extends any[], R>(this: new (...args: [...A, ...B]) => R, thisArg: any, ...args: A): new (...args: B) => R;
}

interface IArguments {
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