:= -package:gi-vte

Construct a field, fieldname := value.
Assign a value to an attribute.
Assign a value to an attribute
A type represents the top-level named key argument.
Field named l labels value of type t. Example: (#name := "Chris") :: ("name" := String)
Trivial Rewrite
Leibnizian equality states that two things are equal if you can substitute one for the other in all contexts
Add annotations to a field.