pryr: find_uses – R documentation

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find_uses

Find all functions in that call supplied functions.

Description

Find all functions in that call supplied functions.

Usage

find_uses(envs, funs, match_any = TRUE)

Arguments

`envs`	Vector of environments to look in. Can be specified by name, position or as environment
`funs`	Functions to look for
`match_any`	If `TRUE` return functions that use any of `funs`. If `FALSE`, return functions that use all of `funs`.

Examples

names(find_uses("package:base", "sum"))

envs <- c("package:base", "package:utils", "package:stats")
funs <- c("match.call", "sys.call")
find_uses(envs, funs)

pryr

Tools for Computing on the Language

v0.1.4

GPL-2

Authors

Hadley Wickham [aut, cre], R Core team [ctb] (Some code extracted from base R)

Initial release