assertList: Assert that an object is a list.

In omopgenerics: Methods and Classes for the OMOP Common Data Model

Assert that an object is a list.

Description

Assert that an object is a list.

Usage

assertList(
  x,
  length = NULL,
  na = FALSE,
  null = FALSE,
  unique = FALSE,
  named = FALSE,
  class = NULL,
  call = parent.frame(),
  msg = NULL
)

Arguments

x	Variable to check.
length	Required length. If NULL length is not checked.
na	Whether it can contain NA values.
null	Whether it can be NULL.
unique	Whether it has to contain unique elements.
named	Whether it has to be named.
class	Class that the elements must have.
call	Call argument that will be passed to cli error message.
msg	Custom error message.

omopgenerics documentation built on Sept. 30, 2024, 9:16 a.m.