Add view_component_storybook:remove_stories_json (#153)

Co-authored-by: whitemerry <piotr@b67.engineering>

Author: whitemerry

docs/guide/getting-started.md

@@ -111,14 +111,20 @@ class ExampleComponentStories < ViewComponent::Storybook::Stories
 end
 ```
 
-### Generating Storybook Stories JSON
+### Storybook Stories JSON
 
 Generate the Storybook JSON stories by running the rake task:
 
 ```sh
 rake view_component_storybook:write_stories_json
 ```
 
+Remove existing Storybook JSON stories by running the rake task:
+
+```sh
+rake view_component_storybook:remove_stories_json
+```
+
 ### Start the Rails app and Storybook
 
 In separate shells start the Rails app and Storybook

lib/view_component/storybook/engine.rb

@@ -45,7 +45,7 @@ class Engine < Rails::Engine
       end
 
       rake_tasks do
-        load File.join(__dir__, "tasks/write_stories_json.rake")
+        load File.join(__dir__, "tasks/view_component_storybook.rake")
       end
     end
   end

…/storybook/tasks/write_stories_json.rake …book/tasks/view_component_storybook.rakelib/view_component/storybook/tasks/write_stories_json.rake renamed to lib/view_component/storybook/tasks/view_component_storybook.rake lib/view_component/storybook/tasks/write_stories_json.rake renamed to lib/view_component/storybook/tasks/view_component_storybook.rake

@@ -16,4 +16,20 @@ namespace :view_component_storybook do
 
     puts "Done"
   end
+
+  desc "Remove all existing CSF JSON Stories"
+  task remove_stories_json: :environment do
+    puts "Removing old Stories JSON"
+    exceptions = []
+    Dir["#{ViewComponent::Storybook.stories_path}/**/*.stories.json"].sort.each do |file|
+      puts file
+      File.unlink(file)
+    rescue StandardError => e
+      exceptions << e
+    end
+
+    raise StandardError, exceptions.map(&:message).join(", ") if exceptions.present?
+
+    puts "Done"
+  end
 end