idlwave-keyword-class-inheritance

idlwave-keyword-class-inheritance is a variable defined in `idlwave.el'.
Its value is

("^[gs]etproperty$" "^init$")

Documentation:
List of regular expressions for class-driven keyword inheritance.
Keyword inheritance is often tied to class inheritance by "chaining"
up the class tree. While it cannot be assumed that the presence of an
_EXTRA or _REF_EXTRA symbol guarantees such chaining will occur, for
certain methods this assumption is almost always true. The methods
for which to assume this can be set here.

You can customize this variable.