local.return: Macro-like functions

In mvbutils: General utilities, workspace organization, code and doc editing, live package maintenance, etc

Macro-like functions

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))
try(
  ffout( 3) # error:; "return" alone doesn't work
)

mvbutils documentation built on May 25, 2026, 5:09 p.m.