1 files changed, 21 insertions, 0 deletions
diff --git a/packages/gitbook-core/src/models/Plugin.js b/packages/gitbook-core/src/models/Plugin.js
new file mode 100644
index 0000000..07b1976
--- /dev/null
+++ b/packages/gitbook-core/src/models/Plugin.js
@@ -0,0 +1,21 @@
+const { Record } = require('immutable');
+
+const DEFAULTS = {
+    activate:   ((dispatch, getState) => {}),
+    deactivate: ((dispatch, getState) => {}),
+    reduce:     ((state, action) => state),
+    actions:    {}
+};
+
+class Plugin extends Record(DEFAULTS) {
+    constructor(plugin) {
+        super({
+            activate:   plugin.activate || DEFAULTS.activate,
+            deactivate: plugin.deactivate || DEFAULTS.deactivate,
+            reduce:     plugin.reduce || DEFAULTS.reduce,
+            actions:    plugin.actions || DEFAULTS.actions
+        });
+    }
+}
+
+module.exports = Plugin;