Fork the repository and create your branch from master.
pr the function
1.Run yarn install in the repository root.
2.If you've fixed a bug that should be tested, Run yarn compile then run yarn test.
3.If you've add a function，you should also add the test case in the test/xx in the meanwhile.
pr the document
1.Fix or add the corresponding document in the docs folder.
Welcome your pull request, very thanks!