src/js/shared.ts


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30

export class NotImplementedError extends Error {
  code: string;
  constructor(feature: string, issue?: number) {
    super(
      feature +
        " is not yet implemented in Bun." +
        (issue ? " Track the status & thumbs up the issue: https://github.com/oven-sh/bun/issues/" + issue : ""),
    );
    this.name = "NotImplementedError";
    this.code = "ERR_NOT_IMPLEMENTED";

    // in the definition so that it isn't bundled unless used
    hideFromStack(NotImplementedError);
  }
}

export function throwNotImplemented(feature: string, issue?: number): never {
  // in the definition so that it isn't bundled unless used
  hideFromStack(throwNotImplemented);

  throw new NotImplementedError(feature, issue);
}

export function hideFromStack(...fns) {
  for (const fn of fns) {
    Object.defineProperty(fn, "name", {
      value: "::bunternal::",
    });
  }
}