sig (version 0.0-6)

is.siglist: Is the input a siglist?

Description

Does the input inherit from ``siglist''?

Usage

is.siglist(x)

Arguments

x

Object to test.

Value

TRUE if the object inherits from class ``siglist'' and is.sig returns TRUE for each element of the input, and FALSE otherwise.

Examples

# NOT RUN {
stopifnot(
  !is.siglist(sig(with))     #1 sig is not a siglist.
)
# }