createInstance-character-ANY-method: Create Class Instance

In rappster/classr: Class instances for rapid prototyping

Description

See generic: createInstance

Usage

## S4 method for signature 'character,ANY'
createInstance(cl, input = new.env(parent =
  emptyenv()), strict = FALSE, ...)

Arguments

cl	character.
input	Signature argument. Object containing object information that is relevant in the context of instantiating. This usually corresponds to an object that should be used "as is" as the actual instance object and for which only the class path should be updated.
strict	logical. TRUE: error if cl is not a class (checked by isClass); FALSE: no class existence check.
...	Further arguments to be passed to subsequent functions/methods.
cl	ANY.

Value

ANY. Either input with modified class path or an object that is actually an empty environment but has an updated class path with class cl being the first element.

Author(s)

Janko Thyson [e-mail]

References

http://github.com/rappster/classr

See Also

createInstance

Examples

##------------------------------------------------------------------------------
## Default instance "body" //
##------------------------------------------------------------------------------

res <- createInstance("TestClass")
res

ls(res)
class(res)

##------------------------------------------------------------------------------
## Explicit object as instance "body" //
##------------------------------------------------------------------------------

res <- createInstance("TestClass", 
  input = list(x = TRUE, y = list(x_1 = 1, x_2 = 2)))
res 

## Strict //
try(createInstance("TestClass", strict = TRUE))

rappster/classr documentation built on May 26, 2019, 11:11 p.m.