From 92d8012b4ea9ae3fe777a54b188e00f6a345319b Mon Sep 17 00:00:00 2001
From: KOBAYASHI Shuji <shuujii@gmail.com>
Date: Thu, 30 Apr 2020 13:30:55 +0900
Subject: Refine `.travis.yml`

* Disable automatic update and clean up on `brew install` (install time
  160 sec -> 5 sec).
* Avoid using deprecated keys.
---
 .travis.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index f0be0aed3..676ac27b5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,9 @@ language: c
 jobs:
   - os: linux
   - os: osx
+    before_install:
+      - HOMEBREW_NO_AUTO_UPDATE=1 HOMEBREW_NO_INSTALL_CLEANUP=1 brew install bison
+      - export PATH="/usr/local/opt/bison/bin:$PATH"
 
 env:
   - MRUBY_TARGET=travis
-- 
cgit v1.2.3