assertThat: Generalised Validation Functions

In RaphaelS1/RSmisc: Miscellaneous Helper Functions for R

Description

These functions are generalised and simplified based on the package checkmate. They are used primarily for the function makeChecks that automatically generates checkmate-style custom validation functions.

Usage

assertThat(x, cond, errormsg)

checkThat(cond, errormsg)

testThat(cond)

isThat(cond)

Arguments

x	Object to perform checks on
cond	Boolean condition to check
errormsg	Error message to produce

Value

assertThat returns self invisibly if checks pass, otherwise error

checkThat returns TRUE if checks pass, otherwise error message as string

testThat returns TRUE if checks pass, otherwise FALSE

isThat returns TRUE if checks pass, otherwise FALSE

See Also

assert

Examples

x = 1:10
cond = inherits(x, "integer")
errormsg = "Not integer"
assertThat(x, cond, errormsg)
checkThat(cond, errormsg)
testThat(cond)
isThat(cond)

RaphaelS1/RSmisc documentation built on June 7, 2019, 8:20 p.m.