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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.export class Point {  constructor(public x: number, public y: number) {}  // deno-lint-ignore no-explicit-any  action(...args: any[]): any {    return args[0];  }  toString(): string {    return [this.x, this.y].join(", ");  }  explicitTypes(_x: number, _y: string) {    return true;  }  *[Symbol.iterator](): IterableIterator<number> {    yield this.x;    yield this.y;  }}
export function stringifyPoint(point: Point) {  return point.toString();}
export type PointWithExtra = Point & {  nonExistent: () => number;};