node_modules/remark-parse/lib/locate/strong.js

'use strict'

module.exports = locate

function locate(value, fromIndex) {
  var asterisk = value.indexOf('**', fromIndex)
  var underscore = value.indexOf('__', fromIndex)

  if (underscore === -1) {
    return asterisk
  }

  if (asterisk === -1) {
    return underscore
  }

  return underscore < asterisk ? underscore : asterisk
}