gradle을 이용해 js, css minify 하기

- Google Javascript Closure Compiler
https://kwonnam.pe.kr/wiki/javascript/performance/closurecompiler

https://developers.google.com/closure/compiler/docs/gettingstarted_app?hl=ko


- gradle-js-plugin, gradle-css-plugin
https://yookeun.github.io/java/2016/07/31/gradle-minify/

https://ddakker.tistory.com/325


- gradle plugins 종류
https://plugins.gradle.org/search?term=minify


- com.google.javascript > closure-compiler
https://github.com/google/closure-compiler/wiki/

https://stackoverflow.com/questions/68831061/how-to-use-the-google-closure-compiler-to-optimize-kotlin-js


https://gist.github.com/koizuss/3696344#file-build-gradle


https://kwonnam.pe.kr/wiki/javascript/performance/closurecompiler

https://stackoverflow.com/questions/53340258/minify-javascript-using-the-google-closure-compiler-and-gradle


- google > closure-stylesheets
https://github.com/google/closure-stylesheets


- scss
https://github.com/matsuyoido/gradle-frontend-plugin

- sass
https://github.com/leobia/SassGradleCompiler

https://www.wenyanet.com/opensource/ko/607776c471df7173434a6796.html


- gradle-webtools > gradle-minify-plugin
https://github.com/gradle-webtools/gradle-minify-plugin

https://hulint.tistory.com/56?category=993463

plugins {
    id "org.gradlewebtools.minify" version "1.1.1"
}

ext{
    resourcePath = "target/resources/main/public";
    minifiedPath = "target/minified"
}

// src/main/resources/public/js 파일들을 minifiy 하여 /target/minified/js 경로에 생성
task jsMinify(type: org.gradlewebtools.minify.JsMinifyTask) {
    srcDir = project.file("src/main/resources/public/js")
    dstDir = project.file("${minifiedPath}/js")
    options.originalFileNames = true
}

// src/main/resources/public/css 파일들을 minifiy 하여 /target/minified/css 경로에 생성
task cssMinify(type: org.gradlewebtools.minify.CssMinifyTask) {
    srcDir = project.file("src/main/resources/public/css")
    dstDir = project.file("${minifiedPath}/css")
    options.originalFileNames = true
}

// minified된 파일을 target/resources/main/public 경로에 복사한다.
task applyMinify(type: Copy){
    dependsOn jsMinify
    dependsOn cssMinify
    
    from project.file("${minifiedPath}")
    into project.file("${resourcePath}")
}	

/*
  bootJar 실행시에 /src/main/resources에 있는 파일들이 /targer/resources로 복사된다.
  복사시에 minified된 css, js 경로는 제외 시킨다.
*/
processResources {
    exclude("**/css/**","**/js/**")
}

// bootJar task실행시에 applyMinify task가 동작하도록 dependsOn 설정 
bootJar{
    enabled = true
    baseName = "${rootProject.name}"
    version = '0.1-SNAPSHOT'

    dependsOn applyMinify
}

출처: https://hulint.tistory.com/56?category=993463 [후린트 홈:티스토리]

- minify 실패시 skip
https://stackoverflow.com/questions/50915054/gradle-minifyjs-skip-file-if-failed