add autoload FormConvert

lib/tallty_import_export.rb

@@ -12,6 +12,7 @@ module TalltyImportExport
   autoload :Importable
   autoload :Import
   autoload :Context
+  autoload :FormConvert
 
   class Error < StandardError; end
 end

lib/tallty_import_export/export.rb

@@ -14,7 +14,7 @@ module TalltyImportExport
     # method: 导出时本地调用的方法
     # chain: 导出时对象属性通过链式调用
 
-    def export_xlsx records, options={}
+    def export_records records, options={}
       exportable_defaults(options)
 
       options = options.with_indifferent_access
@@ -67,7 +67,6 @@ module TalltyImportExport
     end
 
     def export_headers
-      binding.pry
       klass.try(:headers) || klass.try(:model_headers)
     end
 

lib/tallty_import_export/form_convert.rb

 module TalltyImportExport
   class FormConvert
     class << self
-      def import_headers form, column_name: :payload
+      def headers form, column_name: :payload
         form.fields.map do |field|
           {}.tap do |q|
             q[:key] = field.key