eslint-plugin-comment-length/lib/cjs/rules/limit-multi-line-comments/util.capture-next-block.cjs

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

'use strict';

var isLineOverflowing = require('../../utils/is-line-overflowing.cjs');

function captureNextBlock(ignoreFollowingLines, initialStartIndex, context) {
  let ignoreLines = ignoreFollowingLines;
  let startIndex = initialStartIndex;
  for (let i = initialStartIndex; i < context.comment.lines.length; i++) {
    const line = context.comment.lines[i];
    if (line?.trimStart().startsWith("` ") || line?.trimStart().startsWith("``")) {
      ignoreLines = !ignoreLines;
      continue;
    }
    startIndex = i;
    if (line && line.trim() !== "" && !ignoreLines) {
      break;
    }
  }
  const blockLines = context.comment.lines.slice(
    startIndex,
    startIndex + 1
  );
  if (blockLines.length === 0) {
    return [
      {
        lines: blockLines,
        startIndex,
        endIndex: startIndex,
        lineOffsets: []
      },
      ignoreLines
    ];
  }
  for (let i = startIndex; i < context.comment.lines.length; i++) {
    const currLine = context.comment.lines[i];
    const nextLine = context.comment.lines[i + 1];
    if (!currLine) {
      break;
    }
    const currLineOffset = currLine.match(/^( |\t)*/)?.[0]?.split("").reduce(
      (acc, curr) => acc + (curr === "	" ? context.tabSize : 1),
      0
    ) ?? 0;
    const nextLineOffset = nextLine?.match(/^( |\t)*/)?.[0]?.split("").reduce(
      (acc, curr) => acc + (curr === "	" ? context.tabSize : 1),
      0
    ) ?? 0;
    if (!nextLine || nextLine.trim() === "" || currLineOffset !== nextLineOffset || context.mode === "overflow-only" && !isLineOverflowing.isLineOverflowing(
      `${currLine} ${nextLine.trimStart().split(" ")[0] ?? ""}`.trimEnd(),
      context
    )) {
      return [
        {
          lines: blockLines,
          startIndex,
          endIndex: i,
          lineOffsets: blockLines.map((it, lineIndex) => {
            const whitespaceString = context.comment.value.split("\n")[startIndex + lineIndex]?.includes("*") ? it.match(/^( |\t)*/)?.[0] ?? "" : " ";
            return {
              string: whitespaceString,
              size: whitespaceString.split("").reduce(
                (acc, curr) => acc + (curr === "	" ? context.tabSize : 1),
                0
              ) ?? 0
            };
          })
        },
        ignoreLines
      ];
    }
    blockLines.push(nextLine);
  }
  return [
    {
      lines: blockLines,
      startIndex,
      endIndex: context.comment.lines.length,
      lineOffsets: blockLines.map((it, lineIndex) => {
        const whitespaceString = context.comment.value.split("\n")[startIndex + lineIndex]?.includes("*") ? it.match(/^( |\t)*/)?.[0] ?? "" : " ";
        return {
          string: whitespaceString,
          size: whitespaceString.split("").reduce(
            (acc, curr) => acc + (curr === "	" ? context.tabSize : 1),
            0
          ) ?? 0
        };
      })
    },
    ignoreLines
  ];
}

exports.captureNextBlock = captureNextBlock;
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