possible: Capture side effects

In markusdumke/fluid: Useful Functions to Help Your Programming Workflow

Description

These functions are equivalent to their purrr equivalents, but actually run the code instead of returning a function.

Usage

possible(.expression, .otherwise, ...)

safe(.expression, ...)

quiet(.expression)

Arguments

.expression	R Code which can be run.
.otherwise	Default value to use when an error occurs.
...	Arguments passed on to purrr::safely() or purrr::possibly().

Value

safe: Returns a list with components result and error. One value is always NULL.

quiet: Returns a list with components result, output, messages and warnings.

possible: Uses a default value (.otherwise) whenever an error occurs.

See Also

purrr::safely()

Examples

safe(log(10))
safe(log("a"))

possible(log(10), NA)
possible(log("e"), NA)

markusdumke/fluid documentation built on Sept. 24, 2019, 11 p.m.