@tapjs/reporter/dist/esm/hooks/use-comments.js

Pretty test output reporters for tap

import { useLayoutEffect, useState } from 'react';
import { listenCleanup } from '../listen-cleanup.js';
// We can sometimes get multiple comments all synchronously in the
// same tick, which would mean multiple state updates from the same
// starting state, and what we want is a consistent append-only list,
// so stash it outside of the react component.
const log = new Map();
export const useComments = (test) => {
    const comments_ = log.get(test) || [];
    const [comments, updateComments] = useState([
        ...comments_,
    ]);
    if (!log.has(test))
        log.set(test, comments_);
    useLayoutEffect(() => listenCleanup(test.parser, 'comment', (c) => {
        if (c.trim()) {
            comments_.push(c.trimEnd());
            updateComments([...comments_]);
        }
    }), [comments, test]);
    return [...comments_];
};
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