map_package: Create the function call map of an R package
In r-lib/pkgapi: Map Function Calls

Description Usage Arguments Value

View source: R/map.R

Find all functions and function calls in a package. This requires the loading of the package (in another R session, so the current R session is unaffected by this), which means that all depended and imported packages must be available as well.

1	map_package(path = ".")

path

path to an R package root

List with elements:

name: package name,
exports: character vector of exported funtions and operators.
defs: data frame of function definitions.
calls: data frame of function calls.

Columns in defs:

name: function name,
file: file path where it was defined, relative to the package root.
line1: line of start position of function definition.
col1: column of start position.
line2: line of end position.
col2: column of end position.
exported: whether the function is exported or not.

Columns in calls:

file: file path of the call, relative to the package root.
from: name of calling function, or empty string if called from outside of a function.
to: called function, in the package::function form.
type: call type, regular functions calls are call.
line1: line of the beginning of the call.
col1: column of the beginning of the call.
line1: line of the end of the call.
col2: column of the beginning of the call.
str: the actual code, text of the function call, usually just the called function's name.