opal 10.x compatibility fixes

Author: catmando

lib/react/native_library.rb

@@ -46,7 +46,7 @@ def const_missing(const_name)
       end
 
       def method_missing(method_name, *args, &block)
-        method = method_name.gsub(/_as_node$/, '')  # remove once _as_node is deprecated.
+        method = method_name.gsub(/_as_node$/, '') # remove once _as_node is deprecated.
         component_class = get_const(method) if const_defined?(method)
         component_class ||= import_const_from_native(self, method, false)
         raise 'could not import a react component named: '\
@@ -63,8 +63,10 @@ def method_missing(method_name, *args, &block)
       def lookup_native_name(js_name)
         native_name = scope_native_name(js_name)
         `eval(#{native_name}) !== undefined && native_name`
-      rescue
+      # rubocop:disable Lint/RescueException  # that is what eval raises in Opal >= 0.10.
+      rescue Exception
         nil
+        # rubocop:enable Lint/RescueException
       end
 
       def scope_native_name(js_name)

lib/reactive-ruby/component_loader.rb

@@ -34,7 +34,11 @@ def components
     end
 
     def opal(file)
-      Opal::Processor.load_asset_code(assets, file)
+      if Opal::Processor.respond_to?(:load_asset_code)
+        Opal::Processor.load_asset_code(assets, file)
+      else
+        Opal::Sprockets.load_asset(file, assets)
+      end
     rescue # What exception is being caught here?
     end
 

lib/reactive-ruby/isomorphic_helpers.rb

@@ -105,7 +105,7 @@ def send_to_opal(method, *args)
         return unless @ctx
         args = [1] if args.length == 0
         ::ReactiveRuby::ComponentLoader.new(@ctx).load!
-        @ctx.eval("Opal.React.IsomorphicHelpers.$#{method}(#{args.collect { |arg| "'#{arg}'"}.join(', ')})")
+        @ctx.eval("Opal.React.$const_get('IsomorphicHelpers').$#{method}(#{args.collect { |arg| "'#{arg}'"}.join(', ')})")
       end
 
       def self.register_before_first_mount_block(&block)