add a rust-toolchain file in the repo to indicate the toolchain used

This commit is contained in:
Guanqun Lu 2017-12-27 22:36:13 +08:00
parent 4bc079f619
commit cd17b41b88
1 changed files with 1 additions and 0 deletions

1
rust-toolchain Normal file
View File

@ -0,0 +1 @@
nightly