Tracking PR for 2.2.x #370
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```py
cli = require('@cli')
res = {"count": 0}
@cli.cmd("count", "prints a counter", {})
f counter(arguments, flags) {
echo(res.count)
}
@cli.cmd("incr", "Increment our counter", {})
f incr(arguments, flags) {
res.count += 1
return "ok"
}
@cli.cmd("incr_by", "Increment our counter", {})
f incr_by(arguments, flags) {
echo("Increment by how much?")
n = stdin().number()
res.count += n
return "ok"
}
cli.repl()
```
```
$ ./cli
help
Available commands:
* count - prints a counter
* help - print this help message
* incr - Increment our counter
* incr_by - Increment our counter
count
0
incr
ok
incr
ok
count
2
incr_by
Increment by how much?
-10
ok
count
-8
```
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cc @abs-lang/contributors