1 files changed, 27 insertions, 0 deletions
diff --git a/devtools/client/inspector/fonts/reducers/font-options.js b/devtools/client/inspector/fonts/reducers/font-options.js
new file mode 100644
index 0000000000..9df8625e56
--- /dev/null
+++ b/devtools/client/inspector/fonts/reducers/font-options.js
@@ -0,0 +1,27 @@
+/* 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 {
+  UPDATE_PREVIEW_TEXT,
+} = require("resource://devtools/client/inspector/fonts/actions/index.js");
+
+const INITIAL_FONT_OPTIONS = {
+  previewText: "",
+};
+
+const reducers = {
+  [UPDATE_PREVIEW_TEXT](fontOptions, { previewText }) {
+    return Object.assign({}, fontOptions, { previewText });
+  },
+};
+
+module.exports = function (fontOptions = INITIAL_FONT_OPTIONS, action) {
+  const reducer = reducers[action.type];
+  if (!reducer) {
+    return fontOptions;
+  }
+  return reducer(fontOptions, action);
+};