From 7dbfb9a33ffab54d55dacab4f4a8ad8ebfb934f7 Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@hey.com>
Date: Fri, 17 May 2024 15:45:07 -0700
Subject: [PATCH] Delegations

---
 lib/propshaft/compiler.rb                     | 3 ++-
 lib/propshaft/compiler/css_asset_urls.rb      | 4 ++--
 lib/propshaft/compiler/source_mapping_urls.rb | 2 +-
 3 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/lib/propshaft/compiler.rb b/lib/propshaft/compiler.rb
index 7a62934..74bccc4 100644
--- a/lib/propshaft/compiler.rb
+++ b/lib/propshaft/compiler.rb
@@ -3,6 +3,7 @@
 # Base compiler from which other compilers can inherit
 class Propshaft::Compiler
   attr_reader :assembly
+  delegate :config, :load_path, to: :assembly
 
   def initialize(assembly)
     @assembly = assembly
@@ -19,6 +20,6 @@ def referenced_by(asset)
 
   private
     def url_prefix
-      @url_prefix ||= File.join(assembly.config.relative_url_root.to_s, assembly.config.prefix.to_s).chomp("/")
+      @url_prefix ||= File.join(config.relative_url_root.to_s, config.prefix.to_s).chomp("/")
     end
 end
diff --git a/lib/propshaft/compiler/css_asset_urls.rb b/lib/propshaft/compiler/css_asset_urls.rb
index 775ea9e..265fc23 100644
--- a/lib/propshaft/compiler/css_asset_urls.rb
+++ b/lib/propshaft/compiler/css_asset_urls.rb
@@ -12,7 +12,7 @@ def compile(asset)
   def referenced_by(asset)
     Set.new.tap do |references|
       asset.content.scan(ASSET_URL_PATTERN).each do |referenced_asset_url, _|
-        referenced_asset = assembly.load_path.find(resolve_path(asset.logical_path.dirname, referenced_asset_url))
+        referenced_asset = load_path.find(resolve_path(asset.logical_path.dirname, referenced_asset_url))
 
         if references.exclude?(referenced_asset)
           references << referenced_asset
@@ -34,7 +34,7 @@ def resolve_path(directory, filename)
     end
 
     def asset_url(resolved_path, logical_path, fingerprint, pattern)
-      if asset = assembly.load_path.find(resolved_path)
+      if asset = load_path.find(resolved_path)
         %[url("#{url_prefix}/#{asset.digested_path}#{fingerprint}")]
       else
         Propshaft.logger.warn "Unable to resolve '#{pattern}' for missing asset '#{resolved_path}' in #{logical_path}"
diff --git a/lib/propshaft/compiler/source_mapping_urls.rb b/lib/propshaft/compiler/source_mapping_urls.rb
index e09e685..56e8150 100644
--- a/lib/propshaft/compiler/source_mapping_urls.rb
+++ b/lib/propshaft/compiler/source_mapping_urls.rb
@@ -21,7 +21,7 @@ def asset_path(source_mapping_url, logical_path)
     end
 
     def source_mapping_url(logical_path, resolved_path, comment_start, comment_end)
-      if asset = assembly.load_path.find(resolved_path)
+      if asset = load_path.find(resolved_path)
         "#{comment_start}# sourceMappingURL=#{url_prefix}/#{asset.digested_path}#{comment_end}"
       else
         Propshaft.logger.warn "Removed sourceMappingURL comment for missing asset '#{resolved_path}' from #{logical_path}"