From abd76076b0574e3056824ac6cd38f288836a0f19 Mon Sep 17 00:00:00 2001
From: Lzu Tao <taolzu@gmail.com>
Date: Mon, 6 Jan 2020 19:33:27 +0700
Subject: [PATCH] build: Use rustfmt from lastest nightly that contains it

---
 .travis.yml | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index bbf084259ff..eac878dee51 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -32,7 +32,11 @@ install:
   - |
     if [[ -z ${INTEGRATION} ]]; then
       if ! rustup component add rustfmt; then
-        cargo install --git https://github.com/rust-lang/rustfmt --bin rustfmt
+        TARGET=$(rustc -Vv | awk '/host/{print $2}')
+        NIGHTLY=$(curl -s "https://rust-lang.github.io/rustup-components-history/${TARGET}/rustfmt")
+        curl -sSL "https://static.rust-lang.org/dist/${NIGHTLY}/rustfmt-nightly-${TARGET}.tar.xz" | \
+        tar -xJf - --strip-components=3 -C ~/.cargo/bin
+        rm -rf ~/.cargo/bin/doc
       fi
       if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then
         . $HOME/.nvm/nvm.sh