schema.rb in jsi-0.6.0

- old
+ new

@@ -1,7 +1,12 @@
 # frozen_string_literal: true
 
 module JSI
-  schema_id = 'http://json-schema.org/draft/schema' # I don't know why this is not http://json-schema.org/draft-06/schema
-  schema_content = ::JSON.parse(File.read(::JSON::Validator.validators[schema_id].metaschema))
-  JSONSchemaOrgDraft06 = MetaschemaNode.new(schema_content).jsi_schema_module
+  metaschema_document = ::JSON.parse(SCHEMAS_PATH.join('json-schema.org/draft-06/schema.json').read)
+  JSONSchemaOrgDraft06 = MetaschemaNode.new(metaschema_document,
+    metaschema_instance_modules: [JSI::Schema::Draft06],
+  ).jsi_schema_module
+
+  # the JSI schema module for `http://json-schema.org/draft-06/schema`
+  module JSONSchemaOrgDraft06
+  end
 end