deps_profile {drake}R Documentation

Find out why a target is out of date. [Stable]

Description

The dependency profile can give you a hint as to why a target is out of date. It can tell you if

Usage

deps_profile(target, ..., character_only = FALSE, config = NULL)

Arguments

target

Name of the target.

...

Arguments to make(), such as plan and targets.

character_only

Logical, whether to assume target is a character string rather than a symbol.

config

Deprecated.

Value

A data frame of old and new values for each of the main triggers, along with an indication of which values changed since the last make().

See Also

diagnose(), deps_code(), make(), drake_config()

Examples

## Not run: 
isolate_example("Quarantine side effects.", {
if (suppressWarnings(require("knitr"))) {
load_mtcars_example() # Load drake's canonical example.
make(my_plan) # Run the project, build the targets.
# Get some example dependency profiles of targets.
deps_profile(small, my_plan)
# Change a dependency.
simulate <- function(x) {}
# Update the in-memory imports in the cache
# so deps_profile can detect changes to them.
# Changes to targets are already cached.
make(my_plan, skip_targets = TRUE)
# The dependency hash changed.
deps_profile(small, my_plan)
}
})

## End(Not run)

[Package drake version 7.13.2 Index]