assertCharacter: Assert that an object is a character and fulfill certain...
In omopgenerics: Methods and Classes for the OMOP Common Data Model

assertCharacter

R Documentation

Assert that an object is a character and fulfill certain conditions.

Description

Assert that an object is a character and fulfill certain conditions.

Usage

assertCharacter(
  x,
  length = NULL,
  na = FALSE,
  null = FALSE,
  unique = FALSE,
  named = FALSE,
  minNumCharacter = 0,
  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.
`minNumCharacter`	Minimum number of characters that all elements must have.
`call`	Call argument that will be passed to `cli` error message.
`msg`	Custom error message.