add missing 'open' option to docs&test

Author: pascalwengerter

docs/components/dialog.md

@@ -6,14 +6,17 @@ The HTML `<dialog>` tag implemented in Ruby.
 
 ## Parameters
 
-This component can take 2 optional configuration params and either yield content or display what gets passed to the `text` configuration param.
+This component can take 3 optional configuration params and either yield content or display what gets passed to the `text` configuration param.
 
 #### # id (optional)
 Expects a string with all ids the `<dialog>` should have.
 
 #### # class (optional)
 Expects a string with all classes the `<dialog>` should have.
 
+#### # open (optional)
+Expects a boolean. If set to true, the `<dialog>` will be visible.
+
 ## Example 1: Yield a given block
 
 ```ruby
@@ -33,13 +36,13 @@ returns
 ## Example 2: Render `options[:text]` param
 
 ```ruby
-dialog id: 'foo', class: 'bar', text: 'Dialog example 2'
+dialog id: 'foo', class: 'bar', text: 'Dialog example 2', open: true
 ```
 
 returns
 
 ```html
-<dialog id="foo" class="bar">
+<dialog id="foo" class="bar" open="open">
   Dialog example 2
 </dialog>
 ```

spec/usage/components/dialog_spec.rb

@@ -10,7 +10,7 @@ def response
           dialog text: 'Simple dialog tag'
 
           # Enhanced dialog
-          dialog id: 'my-id', class: 'my-class' do
+          dialog id: 'my-id', class: 'my-class', open: true do
             plain 'Enhanced dialog tag'
           end
         }
@@ -23,7 +23,7 @@ def response
 
     expected_static_output = <<~HTML
       <dialog>Simple dialog tag</dialog>
-      <dialog id="my-id" class="my-class">Enhanced dialog tag</dialog>
+      <dialog id="my-id" open="open" class="my-class">Enhanced dialog tag</dialog>
     HTML
 
     expect(stripped(static_output)).to include(stripped(expected_static_output))