[{ALLOW view All}] [{ALLOW edit Authenticated}] !Groovy Official Site [https://groovy-lang.org]\\ Download [https://groovy.apache.org/download.html] > latest stable (3.0.7) > binary !Set GROOVY_HOME Explorer > PC > right click > properties > Advanced system settings > Environment Variables\\ > New > "GROOVY_HOME" = C:\lang\groovy\groovy-3.0.7\\ > Mark Path > Edit > New > "%GROOVY_HOME%\bin"\\ Note: add GROOVY_HOME and edit path both at user or system level !\\ Check with {{{ cmd > groovy -v }}} !Eclipse [https://groovy-lang.org/ides.html] > [https://github.com/groovy/groovy-eclipse]\\ > [https://github.com/groovy/groovy-eclipse/wiki]\\ > Install URL for Eclipse 4.19 (2021-03) = https://dist.springsource.org/release/GRECLIPSE/e4.19\\ > choose\\ * Main Package > Eclipse Groovy Development Tools 4.1.0.v202103311613... * Note: "Maven Support" will cause Eclipse start failure > Restart > New Project ... !Language features Console:\\ * stop printing all variables with a final "return" Turn off warnings:\\ * --add-opens=java.base/java.lang=ALL-UNNAMED --add-opens=java.base/java.lang.invoke=ALL-UNNAMED