From 61d1535024eb65065a0449d6b96753aa62343df3 Mon Sep 17 00:00:00 2001
From: Kotaro Inoue <k.musaino@gmail.com>
Date: Sun, 7 Jul 2024 12:16:25 +0900
Subject: [PATCH] Install nightly for running linter inside devcontainer

Signed-off-by: Kotaro Inoue <k.musaino@gmail.com>
---
 .devcontainer/Dockerfile | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index 21b36f8c3..f5e999199 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -34,6 +34,8 @@ COPY <<EOF /etc/docker/daemon.json
 EOF
 
 RUN curl https://sh.rustup.rs -sSf | sh -s -- -y 
+# nightly build is required for `cargo fmt` as `rustfmt.toml` uses unstable features.
+RUN rustup install nightly
 RUN rustup component add rustfmt
 RUN rustup component add clippy