Function endOfLine

external/.scrollLibs.js:9337–9372

(visually, cm, lineObj, lineNo, dir)

  }

  function endOfLine(visually, cm, lineObj, lineNo, dir) {
    if (visually) {
      var order = getOrder(lineObj, cm.doc.direction)
      if (order) {
        var part = dir < 0 ? lst(order) : order[0]
        var moveInStorageOrder = dir < 0 == (part.level == 1)
        var sticky = moveInStorageOrder ? "after" : "before"
        var ch
        // With a wrapped rtl chunk (possibly spanning multiple bidi parts),
        // it could be that the last bidi part is not on the last visual line,
        // since visual lines contain content order-consecutive chunks.
        // Thus, in rtl, we are looking for the first (content-order) character
        // in the rtl chunk that is on the last line (that is, the same line
        // as the last (content-order) character).
        if (part.level > 0 || cm.doc.direction == "rtl") {
          var prep = prepareMeasureForLine(cm, lineObj)
          ch = dir < 0 ? lineObj.text.length - 1 : 0
          var targetTop = measureCharPrepared(cm, prep, ch).top
          ch = findFirst(
            function (ch) {
              return measureCharPrepared(cm, prep, ch).top == targetTop
            },
            dir < 0 == (part.level == 1) ? part.from : part.to - 1,
            ch
          )
          if (sticky == "before") {
            ch = moveCharLogically(lineObj, ch, 1)
          }
        } else {
          ch = dir < 0 ? part.to : part.from
        }
        return new Pos(lineNo, ch, sticky)
      }
    }
    return new Pos(lineNo, dir < 0 ? lineObj.text.length : 0, dir < 0 ? "before" : "after")
  }

  function moveVisually(cm, line, start, dir) {
    var bidi = getOrder(line, cm.doc.direction)