30-seconds-of-code/node_modules/remark-parse/lib/locate/break.js

'use strict'

module.exports = locate

function locate(value, fromIndex) {
  var index = value.indexOf('\n', fromIndex)

  while (index > fromIndex) {
    if (value.charAt(index - 1) !== ' ') {
      break
    }

    index--
  }

  return index
}