Jekyll environment

build.gradle

def properties = [
    "projectName": "myblog"
]

buildscript {
    repositories {
        jcenter()
    }
    dependencies {
        classpath "com.github.jruby-gradle:jruby-gradle-plugin:1.5.0"
    }
}

apply plugin: "com.github.jruby-gradle.base"

import com.github.jrubygradle.JRubyExec

dependencies {
    jrubyExec "rubygems:bundler:1.16.2"
    jrubyExec "rubygems:jekyll:3.8.3"
}

task bootstrap(type: JRubyExec) {
    script "jekyll"
    scriptArgs "new", properties.projectName
    doFirst {
        if (new File(properties.projectName).exists())
            throw new GradleException("${properties.projectName} already exists")
    }
}