Add `vld_namespace()` and `chk_namespace()`

poissonconsulting / chk

An R package for developers to check user-supplied function arguments

https://poissonconsulting.github.io/chk/

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Add `vld_namespace()` and `chk_namespace()` #129

Open joethorley opened 8 months ago

joethorley commented 8 months ago

based on the following but throwing a chk error.

  if (!requireNamespace("ggplot2", quietly = TRUE)) {
    stop(
      "Package \"ggplot2\" must be installed to use this function.",
      call. = FALSE
    )
  }