From 6996babee3cded22b937adf0d4acac972b1b4877 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E3=81=AA=E3=81=A4=E3=81=8D?= <i@ntk.me>
Date: Fri, 22 Sep 2023 01:34:47 -0700
Subject: [PATCH] Create file urls to relative path helper

---
 lib/sassc/embedded.rb | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/lib/sassc/embedded.rb b/lib/sassc/embedded.rb
index 355e0e6..e67560e 100644
--- a/lib/sassc/embedded.rb
+++ b/lib/sassc/embedded.rb
@@ -49,7 +49,7 @@ def render
         source_mapping_url = if source_map_embed?
                                "data:application/json;base64,#{[@source_map].pack('m0')}"
                              else
-                               URL.unescape(URL.parse(source_map_file_url).route_from(url).to_s)
+                               URL.file_urls_to_relative_path(source_map_file_url, url)
                              end
         css += "\n/*# sourceMappingURL=#{source_mapping_url} */"
       end
@@ -61,7 +61,7 @@ def render
       line += 1 unless line.nil?
       url = e.span&.url
       path = if url&.start_with?(Protocol::FILE)
-               URL.unescape(URL.parse(url).route_from(URL.path_to_file_url("#{Dir.pwd}/")).to_s)
+               URL.file_urls_to_relative_path(url, URL.path_to_file_url("#{Dir.pwd}/"))
              end
       raise SyntaxError.new(e.full_message, filename: path, line: line)
     end
@@ -79,10 +79,10 @@ def source_map
 
       url = URL.parse(source_map_file_url || file_url)
       data = JSON.parse(@source_map)
-      data['file'] = URL.unescape(URL.parse(output_url).route_from(url).to_s) if output_url
+      data['file'] = URL.file_urls_to_relative_path(output_url, url) if output_url
       data['sources'].map! do |source|
         if source.start_with?(Protocol::FILE)
-          URL.unescape(URL.parse(source).route_from(url).to_s)
+          URL.file_urls_to_relative_path(source, url)
         else
           source
         end
@@ -309,7 +309,7 @@ def canonicalize(url, context)
           @parent_urls.push(canonical_url)
           canonical_url
         elsif url.start_with?(Protocol::FILE)
-          path = URL.unescape(URL.parse(url).route_from(@parent_urls.last).to_s)
+          path = URL.file_urls_to_relative_path(url, @parent_urls.last)
           parent_path = URL.file_url_to_path(@parent_urls.last)
 
           imports = @importer.imports(path, parent_path)
@@ -354,7 +354,7 @@ def load_paths
       end
 
       def resolve_file_url(url, parent_url, from_import)
-        path = URL.unescape(URL.parse(url).route_from(parent_url).to_s)
+        path = URL.file_urls_to_relative_path(url, parent_url)
         parent_path = URL.file_url_to_path(parent_url)
         [File.dirname(parent_path)].concat(load_paths).each do |load_path|
           resolved = FileImporter.resolve_path(File.absolute_path(path, load_path), from_import)
@@ -568,6 +568,10 @@ def unescape(str)
       PARSER.unescape(str)
     end
 
+    def file_urls_to_relative_path(url, from_url)
+      URL.unescape(URL.parse(url).route_from(from_url).to_s)
+    end
+
     def file_url_to_path(url)
       return if url.nil?