build.gradle

defaultTasks 'minify'

def VERSION_LINE = / \* writeCapture\.js v((\d+)\.(\d+)\.(\d+)(-SNAPSHOT)?)/

task upVersion << {
	def script = new File('writeCapture.js')
	def text = script.text.replaceAll(VERSION_LINE) { line, v, major, minor, fix, snapshot ->
		if(!snapshot) {
			// if snapshot wasn't in there, increment the version number
			fix = fix.toInteger() + 1
		}
 		" * writeCapture.js v${major}.${minor}.${fix}"
	}
	script.write(text)
}

def getVersion = {
	(new File('writeCapture.js').filterLine { 
		it =~ VERSION_LINE 
	} =~ VERSION_LINE)[0][1]
}

def doMinify = {
	ant.java(jar:'build/yuicompressor-2.4.2.jar',fork:true) {
		arg(value:'-o')
		arg(value:"writeCapture-${getVersion()}-min.js")
		arg(value:'writeCapture.js')		
	}
}

def doConcat = {
	ant.concat(destfile:'build-concat.tmp.js') {
		fileset(dir:'support',includes:'nolib-support.js')
		fileset(dir:'.',includes:'writeCapture.js')
	}
}

def doConcatPlugin = {
	ant.concat(destfile:'plugin-concat.tmp.js') {		
		fileset(dir:'.',includes:'writeCapture.js')
		fileset(dir:'plugin',includes:'jquery.writeCapture.js')		
	}
}

def doConcatCjs = {
	ant.concat(destfile:'cjs-concat.tmp.js') {		
		fileset(dir:'support',includes:'nolib-support.js')
		fileset(dir:'.',includes:'writeCapture.js')
		fileset(dir:'.',includes:'cjs.writeCapture.js')
	}
}

task concat << doConcat
task concatPlugin << doConcatPlugin
task concatCjs << doConcatCjs

def doMinifyNolib = {
	ant.java(jar:'build/yuicompressor-2.4.2.jar',fork:true) {
		arg(value:'-o')
		arg(value:"writeCapture-${getVersion()}-nolib-min.js")
		arg(value:'build-concat.tmp.js')		
	}
	ant.delete(file:'build-concat.tmp.js')
}

def doMinifyCjs = {
	ant.java(jar:'build/yuicompressor-2.4.2.jar',fork:true) {
		arg(value:'-o')
		arg(value:"writeCapture-${getVersion()}-forCjs-min.js")
		arg(value:'cjs-concat.tmp.js')		
	}
	ant.delete(file:'cjs-concat.tmp.js')
}

def doMinifyPlugin = {
	ant.java(jar:'build/yuicompressor-2.4.2.jar',fork:true) {
		arg(value:'-o')
		arg(value:"jquery.writeCapture-${getVersion()}-min.js")
		arg(value:'plugin-concat.tmp.js')		
	}
	ant.delete(file:'plugin-concat.tmp.js')
}

task minifyNolib(dependsOn:'concat') << doMinifyNolib

task minifyPlugin(dependsOn:'concatPlugin') << doMinifyPlugin

task minifyCjs(dependsOn:'concatCjs') << doMinifyCjs

task minify << doMinify

task release(dependsOn:['upVersion']) << {
	// putting minify in dependsOn causes it to run before upVersion... WTF?
	doMinify() 
	doConcat()
	doMinifyNolib()
	doConcatPlugin()
	doMinifyPlugin()
	doConcatCjs()
	doMinifyCjs()		
	def version = getVersion()
	println "Releasing v${version}"
	println "You should:"	
	println "	git commit -am 'releasing version ${version}'"
	println "	git tag -a v${version} -m 'tagging release v${version}'"
}