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mizer (version 3.4.0)

extensionRequirements: Extract the requirement view of an extension chain

Description

The $extensions element may be stored either as a named character vector of requirement strings (the legacy/unversioned form) or as a named list whose entries are length-2 character vectors c(requirement = ..., version = ...). This helper returns the requirement strings as a plain named character vector.

Usage

extensionRequirements(ext)

Value

A named character vector of requirement strings.

Arguments

ext

The contents of an $extensions element (character vector or list).