checkmate (version 1.0)

qassertr: Quick recursive arguments checks on lists and data frames

Description

These functions are the tuned counterparts of qtest and qassert tailored for recursive checks of list elements or data frame columns.

Usage

qassertr(x, rules, .var.name)
qtestr(x, rules)

Arguments

x

[list or data.frame] List or data frame to check for compliance with at least one of rules. See details of qtest for rule explanation.

rules

[character] Set of rules. See qtest

.var.name

[logical(1)] Argument name to print in error message. If missing, the name of x will be retrieved via substitute.

Value

• [logical(1)]: TRUE on success, FALSE (or a thrown exception) otherwise.

See Also

qtest, qassert

Examples

qtestr(as.list(1:10), "i+")
 qtestr(iris, "n")