query_sysreqs: Query for System Requirements

In rang: Reconstructing Reproducible R Computational Environments

Query for System Requirements

Description

This function takes an S3 object returned from resolve() and (re)queries the System Requirements.

Usage

query_sysreqs(rang, os = "ubuntu-20.04")

Arguments

rang	output from resolve()
os	character, which OS to query for system requirements

Value

a rang S3 object with the following items

call	original function call
ranglets	List of dependency graphs of all packages in pkgs
snapshot_date	snapshot_date
no_enhances	no_enhances
no_suggests	no_suggests
unresolved_pkgsrefs	Packages that can't be resolved
sysreqs	System requirements as Linux commands
r_version	The latest R version as of snapshot_date
os	os

See Also

resolve()

Examples

if (interactive()) {
    graph <- resolve(pkgs = c("openNLP", "LDAvis", "topicmodels", "quanteda"),
                snapshot_date = "2020-01-16", query_sysreqs = FALSE)
    graph$sysreqs
    graph2 <- query_sysreqs(graph, os = "ubuntu-20.04")
    graph2$sysreqs
}

rang documentation built on Oct. 8, 2023, 5:06 p.m.