Gant
Before you start working with Gant files, make sure that Gant is downloaded and installed on your computer.
IntelliJ IDEA provides Gant support. IntelliJ IDEA recognizes *.gant files, and allows editing them.
Gant files are marked with 
icon.
Gant support includes:
Code completion for Gant tasks.
Execution of a whole script.
Selective run of the individual targets.
Groovy script run/debug configuration.