Function updateSelectionRange has 65 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function updateSelectionRange(cm) {
    var display = cm.display, doc = cm.view.doc, sel = cm.view.sel;
    var fragment = document.createDocumentFragment();
    var clientWidth = display.lineSpace.offsetWidth, pl = paddingLeft(cm.display);

Method read_template_file has a Cognitive Complexity of 18 (exceeds 5 allowed). Consider refactoring.

Open

      def read_template_file template_path, context
        source = case template_type(template_path)
        when :snippet then
          template_path = template_path.gsub(/^snippets\//, '')
          snippet = snippet(template_path)

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  Read up

Function tokenBase has 55 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function tokenBase(stream, state) {
    var ch = stream.next();
    if (ch == "@") {stream.eatWhile(/[\w\\\-]/); return ret("def", stream.current());}
    else if (ch == "/" && stream.eat("*")) {
      state.tokenize = tokenCComment;

Function insertLineContent has 53 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function insertLineContent(line, builder, styles) {
    var spans = line.markedSpans;
    if (!spans) {
      for (var i = 1; i < styles.length; i+=2)
        builder.addToken(builder, styles[i], styleToClass(styles[i+1]));

Function token has 52 lines of code (exceeds 25 allowed). Consider refactoring.

Open

        token: function(stream, state) {
            var ch = stream.peek();
            var esc = state.escaped;
            state.escaped = false;
            /* comments */

Function inText has 51 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function inText(stream, state) {
    function chain(parser) {
      state.tokenize = parser;
      return parser(stream, state);
    }

Function onScrollWheel has 47 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function onScrollWheel(cm, e) {
    var dx = e.wheelDeltaX, dy = e.wheelDeltaY;
    if (dx == null && e.detail && e.axis == e.HORIZONTAL_AXIS) dx = e.detail;
    if (dy == null && e.detail && e.axis == e.VERTICAL_AXIS) dy = e.detail;
    else if (dy == null) dy = e.wheelDelta;

Function jsTokenBase has 46 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function jsTokenBase(stream, state) {
    var ch = stream.next();
    if (ch == '"' || ch == "'")
      return chain(stream, state, jsTokenString(ch));
    else if (/[\[\]{}\(\),;\:\.]/.test(ch))

Function makeDisplay has 46 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function makeDisplay(place) {
    var d = {};
    var input = d.input = elt("textarea", null, null, "position: absolute; padding: 0; width: 1px; height: 1em; outline: none;");
    if (webkit) input.style.width = "1000px";
    else input.setAttribute("wrap", "off");

Function patchDisplay has 44 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function patchDisplay(cm, from, to, intact, updateNumbersFrom) {
    var dims = getDimensions(cm);
    var display = cm.display, lineNumbers = cm.options.lineNumbers;
    if (!intact.length && (!webkit || !cm.display.currentWheelTarget))
      removeChildren(display.lineDiv);

Function markText has 44 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function markText(cm, from, to, options, type) {
    var doc = cm.view.doc;
    var marker = new TextMarker(cm, type);
    if (type == "range" && !posLess(from, to)) return marker;
    if (options) for (var opt in options) if (options.hasOwnProperty(opt))

Method render has a Cognitive Complexity of 14 (exceeds 5 allowed). Consider refactoring.

Open

  def render *args
    source, context = normalize_render_options *args
    context = merge_context context, additional_render_options
    source ||= inherited_layout

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  Read up

Function updateMarkedSpans has 42 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function updateMarkedSpans(oldFirst, oldLast, startCh, endCh, newText) {
    if (!oldFirst && !oldLast) return newText;
    // Get the spans that 'stick out' on both sides
    var first = markedSpansBefore(oldFirst, startCh);
    var last = markedSpansAfter(oldLast, startCh, endCh);

Function onDrop has 42 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function onDrop(e) {
    var cm = this;
    if (eventInWidget(cm.display, e) || (cm.options.onDragEvent && cm.options.onDragEvent(cm, addStop(e))))
      return;
    e_preventDefault(e);

Function onContextMenu has 42 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function onContextMenu(cm, e) {
    var display = cm.display;
    if (eventInWidget(display, e)) return;
    
    var sel = cm.view.sel;

Function skipAtomic has 41 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function skipAtomic(cm, pos, bias, mayClear) {
    var doc = cm.view.doc, flipped = false, curPos = pos;
    var dir = bias || 1;
    cm.view.cantEdit = false;
    search: for (;;) {

Function fromTextArea has 40 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  CodeMirror.fromTextArea = function(textarea, options) {
    if (!options) options = {};
    options.value = textarea.value;
    if (!options.tabindex && textarea.tabindex)
      options.tabindex = textarea.tabindex;

Function measureLineInner has 40 lines of code (exceeds 25 allowed). Consider refactoring.

Open

  function measureLineInner(cm, line) {
    var display = cm.display, measure = emptyArray(line.text.length);
    var pre = lineContent(cm, line, measure);

    // IE does not cache element positions of inline elements between

Function Widget has 38 lines of code (exceeds 25 allowed). Consider refactoring.

Open

function Widget(tag_name, methods) {
  if (!methods) {
    methods = tag_name;
    tag_name = 'DIV';
  }

Function tokenize has 36 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    var tokenize = function(stream, state) {
      var token = null;

      if (stream.peek() == '\'' || stream.peek() == '"') {
        token = inString(stream, state);