Class attribute type (#6398)

* update core components class attribute

* update class attribute in guide

Author: SerhiiFesenko

guides/asset_management.md

@@ -325,7 +325,7 @@ setting width, height, and background color classes.
     <.icon name="ri-github" class="ml-1 w-3 h-3 animate-spin" />
 """
 attr :name, :string, required: true
-attr :class, :string, default: "size-5"
+attr :class, :any, default: "size-5"
 
 def icon(%{name: "ri-" <> _} = assigns) do
   ~H"""

installer/templates/phx_web/components/core_components.ex

@@ -90,7 +90,7 @@ defmodule <%= @web_namespace %>.CoreComponents do
       <.button navigate={~p"/"}>Home</.button>
   """
   attr :rest, :global, include: ~w(href navigate patch method download name value disabled)
-  attr :class, :string
+  attr :class, :any
   attr :variant, :string, values: ~w(primary)
   slot :inner_block, required: true
 
@@ -161,8 +161,8 @@ defmodule <%= @web_namespace %>.CoreComponents do
   attr :prompt, :string, default: nil, doc: "the prompt for select inputs"
   attr :options, :list, doc: "the options to pass to Phoenix.HTML.Form.options_for_select/2"
   attr :multiple, :boolean, default: false, doc: "the multiple flag for select inputs"
-  attr :class, :string, default: nil, doc: "the input class to use over defaults"
-  attr :error_class, :string, default: nil, doc: "the input error class to use over defaults"
+  attr :class, :any, default: nil, doc: "the input class to use over defaults"
+  attr :error_class, :any, default: nil, doc: "the input error class to use over defaults"
 
   attr :rest, :global,
     include: ~w(accept autocomplete capture cols disabled form list max maxlength min minlength
@@ -412,7 +412,7 @@ defmodule <%= @web_namespace %>.CoreComponents do
       <.icon name="hero-arrow-path" class="ml-1 size-3 motion-safe:animate-spin" />
   """
   attr :name, :string, required: true
-  attr :class, :string, default: "size-4"
+  attr :class, :any, default: "size-4"
 
   def icon(%{name: "hero-" <> _} = assigns) do
     ~H"""