change edition to 2021

This commit is contained in:
Takayuki Maeda 2022-06-14 15:46:11 +09:00
parent 801725a77b
commit 60a50d02ab

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@ -1,4 +1,4 @@
// edition:2018 // edition:2021
mod foo { mod foo {
macro_rules! bar { macro_rules! bar {