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globals

Identify Global Objects in R Expressions

Identifies global ("unknown" or "free") objects in R expressions by code inspection using various strategies (ordered, liberal, or conservative). The objective of this package is to make it as simple as possible to identify global objects for the purpose of exporting them in parallel, distributed compute environments.

Functions (7)

Globals

A representation of a set of globals

cleanup.Globals

Drop certain types of globals

globalsByName

Locates and retrieves a set of global variables by their names

globalsOf

Get all global objects of an expression

packagesOf.Globals

Identify the packages of the globals

private_length

Gets the length of an object without dispatching

walkAST

Walk the Abstract Syntax Tree (AST) of an R Expression

globals

Identify Global Objects in R Expressions

v0.14.0
LGPL (>= 2.1)
Authors
Henrik Bengtsson [aut, cre, cph], Davis Vaughan [ctb]
Initial release

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