mailbox.tsx

context/mailbox.tsx

repo-context

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3436

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Exports

Imports

Keywords

What this is

This page documents one file from the repository and includes its full source so you can read it without leaving the docs site.

Beginner explanation

This file is one piece of the larger system. Its name, directory, imports, and exports show where it fits. Start by reading the exports and related files first.

How it is used

Start from the exports list and related files. Those are the easiest clues for where this file fits into the system.

Expert explanation

Architecturally, this file intersects with repo-context. It contains 38 lines, 3 detected imports, and 2 detected exports.

Important relationships

Detected exports

MailboxProvider
useMailbox

Keywords

mailboxreactchildrenmailboxcontextcreatecontextusecontextmailboxproviderelseproviderusemailbox

Detected imports

react/compiler-runtime
react
../utils/mailbox.js

Source notes

This page embeds the full file contents. Small or leaf files are still indexed honestly instead of being over-explained.

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Full source

import { c as _c } from "react/compiler-runtime";
import React, { createContext, useContext, useMemo } from 'react';
import { Mailbox } from '../utils/mailbox.js';
const MailboxContext = createContext<Mailbox | undefined>(undefined);
type Props = {
  children: React.ReactNode;
};
export function MailboxProvider(t0) {
  const $ = _c(3);
  const {
    children
  } = t0;
  let t1;
  if ($[0] === Symbol.for("react.memo_cache_sentinel")) {
    t1 = new Mailbox();
    $[0] = t1;
  } else {
    t1 = $[0];
  }
  const mailbox = t1;
  let t2;
  if ($[1] !== children) {
    t2 = <MailboxContext.Provider value={mailbox}>{children}</MailboxContext.Provider>;
    $[1] = children;
    $[2] = t2;
  } else {
    t2 = $[2];
  }
  return t2;
}
export function useMailbox() {
  const mailbox = useContext(MailboxContext);
  if (!mailbox) {
    throw new Error("useMailbox must be used within a MailboxProvider");
  }
  return mailbox;
}
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