spflow (version 0.1.0)

assert_errors: A set of functions to create customized error messages

Description

The functions are build on top of sprintf()

Usage

assert(expr, error_msg = "ERROR", ..., warn = FALSE)
assert_is(obj, .class)
assert_inherits(obj, .class)
assert_is_one_of(obj, .classes)
assert_is_single_x(obj, x)
assert_valid_case(argument, cases)

Value

Functions called for their side effect, raises warning or error