gradle 官方 安装文档
然后需要安装 homebrew 一个mac的补充包
/usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
装完：
HEAD is now at 56458f0 Merge pull request #3277 from sjackman/audit-notable
==> Downloading https://homebrew.bintray.com/bottles-portable/portable-ruby-2.3.3.leopard_64.bottle.1.tar.gz
######################################################################## 100.0%
==> Pouring portable-ruby-2.3.3.leopard_64.bottle.1.tar.gz
==>Tapping homebrew/core
Cloning into '/usr/local/Homebrew/Library/Taps/homebrew/homebrew-core'...
remote: Counting objects: 4600, done.
remote: Compressing objects: 100% (4383/4383), done.
remote: Total 4600 (delta 34), reused 341 (delta 10), pack-reused 0
Receiving objects: 100% (4600/4600), 3.83 MiB | 15.00 KiB/s, done.
Resolving deltas: 100% (34/34), done.
Checking connectivity... done.
Tapped 4378 formulae (4,646 files, 11.9MB)
==>Cleaning up /Library/Caches/Homebrew...
==>Migrating /Library/Caches/Homebrew to /Users/Patrick/Library/Caches/Homebrew...
==>Deleting /Library/Caches/Homebrew...
Already up-to-date.
==>Installation successful!
==>Homebrew has enabled anonymous aggregate user behaviour analytics.
Read the analytics documentation (and how to opt-out) here:
https://docs.brew.sh/Analytics.html
==>Next steps:
- Run `brew help` to get started
- Further documentation:
https://docs.brew.sh
装完之后 ， 运行 brew update && brew install gradle
finish 之后， 可以 gradle -v 验证
------------------------------------------------------------
Gradle 4.2.1
------------------------------------------------------------
Build time:2017-10-02 15:36:21 UTC
Revision:a88ebd6be7840c2e59ae4782eb0f27fbe3405ddf
Groovy:2.4.12
Ant:Apache Ant(TM) version 1.9.6 compiled on June 29 2015
JVM:1.8.0_144 (Oracle Corporation 25.144-b01)
OS:Mac OS X 10.10.1 x86_64
gradle install 地址：
brew info gradle
gradle: stable 4.2.1
Build system based on the Groovy language
https://www.gradle.org/
/usr/local/Cellar/gradle/4.2.1 (180 files, 75.6MB) *
Built from source on 2017-10-11 at 19:39:43
From:https://github.com/Homebrew/homebrew-core/blob/master/Formula/gradle.rb
==>Requirements
Required:java >= 1.7✔
==>Options
--with-all
Installs Javadoc, examples, and source in addition to the binaries
