sourceAttach function

Source and Attach an R source file

Source (via sys.source()) and attach (attach) an source file.

sourceAttach(file, pos=2,
             name = paste(abbreviate(gsub(fsep,"", dirname(file)),
                                     12, method="both.sides"),
                          basename(file), sep=fsep),
             keep.source = getOption("keep.source.pkgs"),
             warn.conflicts = TRUE)

Arguments

• file: file name
• pos: passed to attach()
• name: character, with a smart default, passed to attach().
• keep.source: logical, see sys.source().
• warn.conflicts: logical, see attach.

Returns

the return value of attach().

Author(s)

Martin Maechler, 29 Jul 2011

See Also

attach, sys.source, source

Examples

sourceAttach(system.file("test-tools-1.R", package="Matrix", mustWork=TRUE))
 search() # shows the new "data base" at position 2
 ## look what it contains:
 ls.str(pos = 2)