Merge pull request #5340 from storybooks/add-STORY_UNCHANGED

ADD a STORY_UNCHANGED event
storybookjs · Jan 23, 2019 · 1b5b407 · 1b5b407
2 parents 4508aa4 + 3f3f0af
commit 1b5b407
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diff --git a/lib/core-events/src/index.ts b/lib/core-events/src/index.ts
@@ -8,6 +8,7 @@ enum events {
   APPLY_SHORTCUT = 'applyShortcut',
   STORY_ADDED = 'storyAdded',
   STORY_CHANGED = 'storyChanged',
+  STORY_UNCHANGED = 'storyUnchanged',
   FORCE_RE_RENDER = 'forceReRender',
   REGISTER_SUBSCRIPTION = 'registerSubscription',
   STORY_INIT = 'storyInit',

diff --git a/lib/core/src/client/preview/start.js b/lib/core/src/client/preview/start.js
@@ -123,6 +123,7 @@ export default function start(render, { decorateStory } = {}) {
         kind === previousKind &&
         previousStory === name
       ) {
+        addons.getChannel().emit(Events.STORY_UNCHANGED, id);
         return;
       }
-Original file line number
+Diff line change
@@ Expand Up @@
             kind === previousKind &&
             previousStory === name
           ) {
+            addons.getChannel().emit(Events.STORY_UNCHANGED, id);
             return;
           }
@@ Expand Down @@