Function getOrder

external/.scrollLibs.js:1921–1927

(line, direction)

  // false for lines that are fully left-to-right, and an array of
  // BidiSpan objects otherwise.
  function getOrder(line, direction) {
    var order = line.order
    if (order == null) {
      order = line.order = bidiOrdering(line.text, direction)
    }
    return order
  }

  // EVENT HANDLING