defineOrCheckClass: Define an S4 class or verify it extends the expected parent

In mizer: Dynamic Multi-Species Size Spectrum Modelling

Define an S4 class or verify it extends the expected parent

Description

If class does not yet exist, defines it as a virtual-free S4 class that contains parent, registered in .GlobalEnv. If class already exists, stops with an error unless it already extends parent.

Usage

defineOrCheckClass(class, parent)

Arguments

class	Character string — the S4 class name to define or check.
parent	Character string — the required parent class.

Value

Invisibly, class.

mizer documentation built on Aug. 24, 2026, 9:08 a.m.