anchor.diff:  
   [source,shell]
   ----
  -$ source "$HOME/.gvm/bin/gvm-init.sh"
  +$ source "$HOME/.sdkman/bin/sdkman-init.sh"
   ----
   
   Then install the latest stable Groovy:
   
   [source,shell]
   ----
  -$ gvm install groovy
  +$ sdk install groovy
   ----
   
   After installation is complete and you've made it your default version, test it with:
  
positive.code: 
  To use the link:invokedynamic-support.html[InvokeDynamic] version of the jars just append &#39;:indy' for Gradle or <classifier>indy</classifier> for Maven.
  
  == GVM (the Groovy enVironment Manager)
  
  This tool makes installing Groovy on any Bash platform (Mac OSX, Linux, Cygwin, Solaris or FreeBSD) very easy.
  
  
negative.code: 
  [source,shell]
  ----
  $ curl -s get.sdkman.io | bash
  ----
  
  Follow the instructions on-screen to complete installation.
  