Fix filters list which filters examine

jaredcwhite · jaredcwhite · commit 0559239f2366 · 2022-08-26T18:38:48.000-07:00
diff --git a/lib/ruby2js.rb b/lib/ruby2js.rb
@@ -263,6 +263,7 @@ def self.convert(source, options={})
     filters = Filter.require_filters(options[:filters] || Filter::DEFAULTS)
 
     unless filters.empty?
+      filter_options = options.merge({ filters: filters })
       filters.dup.each do |filter|
         filters = filter.reorder(filters) if filter.respond_to? :reorder
       end
@@ -273,7 +274,7 @@ def self.convert(source, options={})
       end
       filter = filter.new(comments)
 
-      filter.options = options
+      filter.options = filter_options
       filter.namespace = namespace
       ast = filter.process(ast)
 
diff --git a/spec/config/test_ruby2js.rb b/spec/config/test_ruby2js.rb
@@ -1,6 +1,7 @@
 preset
 
 filter :camelCase
+filter :lit
 
 eslevel 2022
 
diff --git a/spec/configuration_dsl_spec.rb b/spec/configuration_dsl_spec.rb
@@ -14,5 +14,10 @@ def to_js( string)
       to_js( 'class C; def self.f_n(x_y); FooBar.(x_y); end; def inst; self.class.f_n(); end; end' ).
         must_equal '"use strict"; import FooBar from "@org/package/foobar.js"; class C {static fN(xY) {return FooBar(xY)}; get inst() {return this.constructor.fN()}}'
     end
+
+    it "should support Lit" do
+      to_js( 'class FooElement < LitElement; customElement "foo-bar"; end' ).
+        must_equal '"use strict"; import { LitElement, css, html } from "lit"; class FooElement extends LitElement {}; customElements.define("foo-bar", FooElement)'
+    end
   end
 end
diff --git a/spec/lit_spec.rb b/spec/lit_spec.rb
@@ -15,8 +15,7 @@ def to_js22(string)
   end
   
   def to_js_esm(string)
-    _(Ruby2JS.convert(string, eslevel: 2021,
-      filters: [Ruby2JS::Filter::Lit, Ruby2JS::Filter::ESM]).to_s)
+    _(Ruby2JS.convert(string, eslevel: 2021, filters: [:lit, :esm]).to_s)
   end
 
   describe "properties <= 2021" do
