1 files changed, 48 insertions, 0 deletions
diff --git a/devtools/client/dom/content/dom-decorator.js b/devtools/client/dom/content/dom-decorator.js
new file mode 100644
index 0000000000..a711a95d83
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+++ b/devtools/client/dom/content/dom-decorator.js
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+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+"use strict";
+
+const {
+  Property,
+} = require("resource://devtools/client/dom/content/reducers/grips.js");
+
+// Implementation
+
+function DomDecorator() {}
+
+/**
+ * Decorator for DOM panel tree component. It's responsible for
+ * appending an icon to read only properties.
+ */
+DomDecorator.prototype = {
+  getRowClass(object) {
+    if (object instanceof Property) {
+      const value = object.value;
+      const names = [];
+
+      if (value.enumerable) {
+        names.push("enumerable");
+      }
+      if (value.writable) {
+        names.push("writable");
+      }
+      if (value.configurable) {
+        names.push("configurable");
+      }
+
+      return names;
+    }
+
+    return null;
+  },
+
+  /**
+   * Return custom React template for specified object. The template
+   * might depend on specified column.
+   */
+  getValueRep(value, colId) {},
+};
+
+// Exports from this module
+exports.DomDecorator = DomDecorator;