eslint-plugin-comment-length/lib/mjs/rules/limit-single-line-comments/util.capture-nearby-comments.js

An ESLint plugin that provides rules that limit the line length of your comments

import { mergeComments } from './util.merge-comments.js';

function captureNearbyComments(comments, startIndex) {
  let comment = comments[startIndex];
  if (!comment) {
    return;
  }
  for (let i = startIndex - 1; i >= 0; i--) {
    const prevComment = comments[i];
    if (!prevComment || (prevComment.loc?.end.line ?? 0) + 1 !== comment.loc?.start.line) {
      break;
    }
    comment = mergeComments(prevComment, comment, "\n");
  }
  for (let i = startIndex + 1; i < comments.length; i++) {
    const nextComment = comments[i];
    if (!nextComment || nextComment.loc?.start.line !== (comment.loc?.end.line ?? 0) + 1) {
      break;
    }
    comment = mergeComments(comment, nextComment, "\n");
  }
  return comment;
}

export { captureNearbyComments };
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