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# -*- coding: utf-8 -*-
import tornado.web
# noinspection PyAbstractClass
class MainHandler(tornado.web.StaticFileHandler):
"""为了使用Vue Router的history模式，把不存在的文件请求转发到index.html"""
async def get(self, path, include_body=True):
try:
await super().get(path, include_body)
except tornado.web.HTTPError as e:
if e.status_code != 404:
raise
# 不存在的文件请求转发到index.html，交给前段路由
await super().get('index.html', include_body)
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