local.return: Macro-like functions

In mvbutils: Workspace Organization, Code and Documentation Editing, Package Prep and Editing, Etc

Description

In an mlocal function, local.return should be used whenever return is called, wrapped inside the return call around the return arguments.

Usage

local.return(...) # Don't use it like this!
# Correct usage: return( local.return( ...))

Arguments

...	named and unnamed list, handled the same way as return before R 1.8, or as returnList

Author(s)

Mark Bravington

See Also

mlocal

Examples

ffin <- function( nlocal=sys.parent()) mlocal( return( local.return( a)))
ffout <- function( a) ffin()
ffout( 3) # 3
# whereas:
ffin <- function( nlocal=sys.parent()) mlocal( return( a))
ffout( 3) # NULL; "return" alone doesn't work

mvbutils documentation built on May 2, 2019, 8:32 a.m.