brew install gradle
对，你没看错。就只有一行命令搞定。
然后验证安装
nicknailodeMacBook-Pro:~ nicknailo$ gradle -v
------------------------------------------------------------
Gradle 4.6
------------------------------------------------------------
Build time: 2018-02-28 13:36:36 UTC
Revision: 8fa6ce7945b640e6168488e4417f9bb96e4ab46c
Groovy: 2.4.12
Ant: Apache Ant(TM) version 1.9.9 compiled on February 2 2017
JVM: 1.8.0_161 (Oracle Corporation 25.161-b12)
OS: Mac OS X 10.13.3 x86_64
好了，装好了。浪吧！