Build Vaadin Themes (scripts/_Events.groovy)

_Events.groovy

import com.vaadin.sass.internal.ScssStylesheet

eventCreateWarStart = { name, stagingDir ->
    new File("${stagingDir}/VAADIN/themes/").eachDir {
        def scssName = "${it}/styles.scss"
        if (new File(scssName).exists()) {
            ScssStylesheet scss = ScssStylesheet.get(scssName)
            scss.compile()
            def outFile = new File("$it/styles.css")
            outFile.write(scss.toString())
            ant.delete(dir:"${it}", includes: "**/*.scss", verbose: true)
        }
    }
}