git-hooks.gradle

import static org.apache.tools.ant.taskdefs.condition.Os.*

static def isLinuxOrMacOs() {
  return isFamily(FAMILY_MAC) || isFamily(FAMILY_UNIX)
}

tasks.register('copyGitHooks', Copy) {
  description 'Copies the git hooks from config/git-hooks to the .git folder.'
  from("${rootDir}/config/git-hooks/") {
    include '**/*.sh'
    rename '(.*).sh', '$1'
  }
  into "${rootDir}/.git/hooks"
  onlyIf { isLinuxOrMacOs() }
}

tasks.register('installGitHooks', Exec) {
  description 'Installs the pre-commit git hooks from config/git-hooks.'
  group 'git hooks'
  workingDir rootDir
  commandLine 'chmod'
  args '-R', '+x', '.git/hooks/'
  dependsOn copyGitHooks
  onlyIf { isLinuxOrMacOs() }
  doLast { logger.info('Git hook installed successfully.') }
}

afterEvaluate {
  // We install the hook at the first occasion
  tasks['clean'].dependsOn installGitHooks
  tasks['assemble'].dependsOn installGitHooks
}