Annotation Glossary

A

allow-none

NULL is ok, both for passing and for returning.

array

Parameter points to an array of items.

C

closure

This parameter is a 'user_data', for callbacks; many bindings can pass NULL here.

E

error-domains

Typed errors. Similar to throws in Java.

S

scope async

The callback is valid until first called.

T

transfer none

Don't free data after the code is done.