An Enumerated Strings Trait

An Enumerated Strings Trait

An Enumerated Strings Trait

Super classes

RKernel::Trait -> RKernel::Unicode -> StrEnum

Public fields

enum

a character vector

optional

A logical value, whether value can be empty.

Methods

Public methods

• StrEnumClass$validator()

• StrEnumClass$new()

• StrEnumClass$clone()

Inherited methods

• RKernel::Trait$get()
• RKernel::Trait$set()

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Method validator()

Check whether the assigned vector is one of the allowed enumerated strings.

Usage

StrEnumClass$validator(value)

Arguments

value

A value to be assigned to the trait

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Method new()

Initialize the trait.

Usage

StrEnumClass$new(enum, default = character(0), optional = FALSE)

Arguments

enum

A character vector of permitted enumerated strings.

default

The default value

optional

Logical can the value be empty?

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Method clone()

The objects of this class are cloneable with this method.

Usage

StrEnumClass$clone(deep = FALSE)

Arguments

deep

Whether to make a deep clone.