Logger

```
public interface Logger
```
A basic interface to provide feedback. Note that the logging methods are not call-by-name as a Scala interface would be. We could define a Function0 interface if we find that this is a problem.

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`ansiCodesSupported()`	True if ANSI color codes are understood by this instance.
`void`	`debug(java.lang.String msg)`
`void`	`error(java.lang.String msg)`
`void`	`info(java.lang.String msg)`
`void`	`trace(java.lang.Throwable t)`
`void`	`warn(java.lang.String msg)`

ansiCodesSupported
```
boolean ansiCodesSupported()
```
True if ANSI color codes are understood by this instance.

Interface Logger