document自动生成

简述

读取场景文档（或场景中其他文档）的文本与版本。

The scene document’s text, or another document of the scene’s.

{"id": 1, "op": "document"}

名称	类型	必需	说明
`version`	`string`	否	one the session remembers; the current when not given
`path`	`string`	否	a document of the scene, from its directory, as `compose` names it; the scene when not given

path, text, and version, which compose’s expect names