packages/remark-lint-no-reference-like-url/index.js
function check(node) {
    var url = node.url
    var reason

    if (identifiers.indexOf(url.toLowerCase()) !== -1) {
      reason =
        'Did you mean to use `[' +
        url +
        ']` instead of ' +
        '`(' +
        url +
        ')`, a reference?'

      file.message(reason, node)
    }
  }
function check(node) {
    var url = node.url
    var reason

    if (identifiers.indexOf(url.toLowerCase()) !== -1) {
      reason =
        'Did you mean to use `[' +
        url +
        ']` instead of ' +
        '`(' +
        url +
        ')`, a reference?'

      file.message(reason, node)
    }
  }
function check ( node ) { var url = node . url var reason if ( identifiers . indexOf ( url . toLowerCase ( ) ) !== - 1 ) { reason = 'Did you mean to use `[' + url + ']` instead of ' + '`(' + url + ')`, a reference?' file . message ( reason , node ) } }
Check `node`.
Check node .