getDepends: Get dependent input, output and data files for an R script.

In duncantl/CodeAnalysis: Tools for Static Analysis of R code

Get dependent input, output and data files for an R script.

Description

This function takes an R script, and identifies the files which are read (input and/or data) and written (output).

Usage

getDepends(file, info = as(readScript(file), "ScriptInfo"), fileFunctionNames = FileFunctionNames(), prev = info, loadPackages = TRUE, addExpressionNum = TRUE)

Arguments

file	An *.R file to analyze.
info	An object of class ScriptInfo, created by readScript() containing the script information.
fileFunctionNames	The names of functions which can read or write files. Default functions are provided by FileFunctionNames()
prev
loadPackages	logical, should the packages required by the script be loaded?
addExpressionNum	logical, should the expressions be numbered.

Value

Returns a data.frame consisting of,

filename	The name of the file which is being read/loaded or written/saved
operation	The operation being conducted on that file name
expressionNum	optional, if addExpressionNum = TRUE, adds the expression number

Author(s)

Duncan Temple Lang

See Also

getFilesRead getVariableDepends

duncantl/CodeAnalysis documentation built on April 28, 2024, 6:01 p.m.