ignore-sync/src/utils/highlightComments.js

a CLI tool to build and sync *ignore files across files and repositories

import * as R from 'ramda'

import { COMMENT_CHAR, LINE_BREAK } from '../constants.js'

const spacing = ' '
const leftPad = COMMENT_CHAR + spacing
const rightPad = spacing + COMMENT_CHAR

const highlightComments = (commentStr) => {
  if (!commentStr) return ''

  const comments = commentStr.split(LINE_BREAK)

  const maxLen = Math.max(...comments.map(R.length))
  const lineLen = leftPad.length + maxLen + rightPad.length

  const paddedComments = comments.map(
    (comment) => leftPad + comment.padEnd(maxLen, spacing) + rightPad,
  )
  const verticalPad = COMMENT_CHAR.repeat(lineLen)

  return [verticalPad, ...paddedComments, verticalPad].join(LINE_BREAK)
}
export default highlightComments