require {mod} | R Documentation |
Can only be used in a module expression. Emulates the effect of base::require() in its containing module, making functions and their chain of environment availab.e Masks base::require() inside a module context.
require(package)
package |
name of the package; name or character |
NULL
; invisible
mod_tcl <- mod::ule({
mod:::require(tcltk)
# It is suggested to omit mod::: when using
f <- tcl
})
identical(mod_tcl$f, tcltk::tcl)