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Fix the crossorigin attribute (#26096)

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Renaud Chaput 2023-07-21 11:14:26 +02:00 • committed by GitHub
parent 4ea041fe67
commit 42698b4c5c
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5 changed files with 14 additions and 6 deletions
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9
lib/webpacker/helper_extensions.rb
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@ -13,7 +13,14 @@ module Webpacker::HelperExtensions
def preload_pack_asset(name, **options)
src, integrity = current_webpacker_instance.manifest.lookup!(name, with_integrity: true)
preload_link_tag(src, options.merge(integrity: integrity))
# This attribute will only work if the assets are on a different domain.
# And Webpack will (correctly) only add it in this case, so we need to conditionally set it here
# otherwise the preloaded request and the real request will have different crossorigin values
# and the preloaded file wont be loaded
crossorigin = 'anonymous' if Rails.configuration.action_controller.asset_host.present?
preload_link_tag(src, options.merge(integrity: integrity, crossorigin: crossorigin))
end
end