r2rtf (version 0.2.0)

check_args: Check Argument Types, Length or Dimension

Description

Check Argument Types, Length or Dimension

Usage

check_args(arg, type, length = NULL, dim = NULL)

Arguments

arg

An argument to be checked.

type

A character vector of candidate argument type.

length

A numeric value of argument length or NULL

dim

A numeric vector of argument dimension or NULL.

Value

Check failure detailed error message

Specification

The contents of this section are shown in PDF user manual only.

Details

if type, length or dim is NULL, the corresponding check will not be executed.

Examples

# NOT RUN {
tbl < -as.data.frame(matrix(1:9, nrow = 3))
check_args(arg = tbl, type = c("data.frame"))

vec <- c("a", "b", "c")
check_args(arg = vec, type = c("character"), length = 3)
# }
# NOT RUN {
# }