Js_parser.Statement_parsermodule Ast = Flow_ast;module type STATEMENT = { ... };module Statement: 
   (Parse: Parser_common.PARSER) =>
   (Type: Type_parser.TYPE) =>
   (Declaration: Declaration_parser.DECLARATION) =>
   (Object: Object_parser.OBJECT) =>
   (Pattern_cover: Pattern_cover.COVER) =>
  STATEMENT;