Incs/codemirror/addon/lint/lint.js

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// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: https://codemirror.net/LICENSE

(function(mod) {
  if (typeof exports == "object" && typeof module == "object") // CommonJS
    mod(require("../../lib/codemirror"));
  else if (typeof define == "function" && define.amd) // AMD
    define(["../../lib/codemirror"], mod);
  else // Plain browser env
    mod(CodeMirror);
})(function(CodeMirror) {
  "use strict";
  var GUTTER_ID = "CodeMirror-lint-markers";

  function showTooltip(e, content) {
    var tt = document.createElement("div");
    tt.className = "CodeMirror-lint-tooltip";
    tt.appendChild(content.cloneNode(true));
    document.body.appendChild(tt);

    function position(e) {
      if (!tt.parentNode) return CodeMirror.off(document, "mousemove", position);
      tt.style.top = Math.max(0, e.clientY - tt.offsetHeight - 5) + "px";
      tt.style.left = (e.clientX + 5) + "px";
    }
    CodeMirror.on(document, "mousemove", position);
    position(e);
    if (tt.style.opacity != null) tt.style.opacity = 1;
    return tt;
  }
  function rm(elt) {
    if (elt.parentNode) elt.parentNode.removeChild(elt);
  }
  function hideTooltip(tt) {
    if (!tt.parentNode) return;
    if (tt.style.opacity == null) rm(tt);
    tt.style.opacity = 0;
    setTimeout(function() { rm(tt); }, 600);
  }

  function showTooltipFor(e, content, node) {
    var tooltip = showTooltip(e, content);
    function hide() {
      CodeMirror.off(node, "mouseout", hide);
      if (tooltip) { hideTooltip(tooltip); tooltip = null; }
    }
    var poll = setInterval(function() {
      if (tooltip) for (var n = node;; n = n.parentNode) {
        if (n && n.nodeType == 11) n = n.host;
        if (n == document.body) return;
        if (!n) { hide(); break; }
      }
      if (!tooltip) return clearInterval(poll);
    }, 400);
    CodeMirror.on(node, "mouseout", hide);
  }

  function LintState(cm, options, hasGutter) {
    this.marked = [];
    this.options = options;