unknown option: '-cpp'
scala [ <option> ]... [<torun> <arguments>]

All options to scalac are allowed.   See scalac -help. 

<torun>, if present, is an object or script file to run. 
If no <torun> is present, run an interactive interpreter. 

Option -howtorun allows explicitly specifying how to run <torun>:
    script: it is a script file
    object: it is an object name
    guess: (the default) try to guess

Option -savecompiled requests that the compiled script be saved
for future use. 

Option -nocompdaemon requests that the fsc offline compiler not be used. 

Option -Dproperty=value sets a Java system property. 


This is an interpreter for Scala. 
Type in expressions to have them evaluated. 
Type :help for more information. 

scala> 3: 1: test 1 passed (1)
3: 2: 1: test 1 passed (1)
unnamed0: scala. Unit = ()

scala> 
This is an interpreter for Scala. 
Type in expressions to have them evaluated. 
Type :help for more information. 

scala> 3: 1: test 2 passed (1)
3: 2: 1: test 2 passed (1)
unnamed0: scala. Unit = ()

scala> 
This is an interpreter for Scala. 
Type in expressions to have them evaluated. 
Type :help for more information. 

scala> 3: 1: test 3 passed (1)
3: 2: 1: test 3 passed (1)
unnamed0: scala. Unit = ()

scala> 
