gistfile1.txt

┌─[tadzik@yavin]─[~] 
└─[%]─> rakudobrew
Usage:
/home/tadzik/bin/rakudobrew current
/home/tadzik/bin/rakudobrew switch [jvm|parrot|moarvm]

┌─[tadzik@yavin]─[~] 
└─[%]─> rakudobrew current
Currently running jvm

┌─[tadzik@yavin]─[~] 
└─[%]─> time perl6 -e 'say "Hello, JVM!"'
Hello, JVM!
perl6 -e 'say "Hello, JVM!"'  6.98s user 0.18s system 179% cpu 3.991 total

┌─[tadzik@yavin]─[~] 
└─[%]─> rakudobrew switch parrot
Switching to parrot

┌─[tadzik@yavin]─[~] 
└─[%]─> rakudobrew current               
Currently running parrot

┌─[tadzik@yavin]─[~] 
└─[%]─> time perl6 -e 'say "Hello, Parrot!"'
Hello, Parrot!
perl6 -e 'say "Hello, Parrot!"'  0.34s user 0.10s system 96% cpu 0.447 total

┌─[tadzik@yavin]─[~] 
└─[%]─> rakudobrew switch
Switch to what?
Available implementations:
parrot
jvm

┌─[tadzik@yavin]─[~] 
└─[%]─> rakudobrew switch moarvm
moarvm not installed