CodeMirror: Linter Demo in CSS Editor 7

[ { _id: "post 1", "author": "Bob", "content": "...", "page_views": 5 }, { "_id": "post 2", "author": "Bob", "content": "...", "page_views": 9 }, { "_id": "post 3", "author": "Bob", "content": "...", "page_views": 8 } ]

File

lib/codemirror-3.11/demo/lint.html

View source

<!doctype html>
<html>
  <head>
    <meta charset="utf-8">
    <title>CodeMirror: Linter Demo</title>
    <link rel="stylesheet" href="../lib/codemirror.css">
    <script src="../lib/codemirror.js"></script>
    <script src="../mode/javascript/javascript.js"></script>
    <script src="http://ajax.aspnetcdn.com/ajax/jshint/r07/jshint.js"></script>
    <script src="https://raw.github.com/zaach/jsonlint/79b553fb65c192add9066da64043458981b3972b/lib/jsonlint.js"></script>
    <link rel="stylesheet" href="../doc/docs.css">
    <link rel="stylesheet" href="../addon/lint/lint.css">
    <script src="../addon/lint/lint.js"></script>
    <script src="../addon/lint/javascript-lint.js"></script>
    <script src="../addon/lint/json-lint.js"></script>

    <style type="text/css">
      .CodeMirror {border: 1px solid black;}
    </style>
  </head>
  <body>
    <h1>CodeMirror: Linter Demo</h1>

    <p><textarea id="code-js">var widgets = []
function updateHints() {
  editor.operation(function(){
    for (var i = 0; i < widgets.length; ++i)
      editor.removeLineWidget(widgets[i]);
    widgets.length = 0;

    JSHINT(editor.getValue());
    for (var i = 0; i < JSHINT.errors.length; ++i) {
      var err = JSHINT.errors[i];
      if (!err) continue;
      var msg = document.createElement("div");
      var icon = msg.appendChild(document.createElement("span"));
      icon.innerHTML = "!!";
      icon.className = "lint-error-icon";
      msg.appendChild(document.createTextNode(err.reason));
      msg.className = "lint-error";
      widgets.push(editor.addLineWidget(err.line - 1, msg, {coverGutter: false, noHScroll: true}));
    }
  });
  var info = editor.getScrollInfo();
  var after = editor.charCoords({line: editor.getCursor().line + 1, ch: 0}, "local").top;
  if (info.top + info.clientHeight < after)
    editor.scrollTo(null, after - info.clientHeight + 3);
}
</textarea></p>

    <p><textarea id="code-json">[
 {
  _id: "post 1",
  "author": "Bob",
  "content": "...",
  "page_views": 5
 },
 {
  "_id": "post 2",
  "author": "Bob",
  "content": "...",
  "page_views": 9
 },
 {
  "_id": "post 3",
  "author": "Bob",
  "content": "...",
  "page_views": 8
 }
]
</textarea></p>

<script>
  var editor = CodeMirror.fromTextArea(document.getElementById("code-js"), {
    lineNumbers: true,
    mode: "javascript",
    gutters: ["CodeMirror-lint-markers"],
    lintWith: CodeMirror.javascriptValidator
  });

  var editor_json = CodeMirror.fromTextArea(document.getElementById("code-json"), {
    lineNumbers: true,
    mode: "application/json",
    gutters: ["CodeMirror-lint-markers"],
    lintWith: CodeMirror.jsonValidator
  });
</script>

  </body>
</html>

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CodeMirror: Linter Demo in CSS Editor 7

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