stri_prepare_arg_string: Prepare a String Vector Argument [internal]
Description
This is an internal function. However, the interested user may play with it
in order to get more insight on how stringi deals with its
functions' arguments. See `Value' section for details.Usage
stri_prepare_arg_string(x)
Value
- If
x
is a string, it is returned with no change.
If it is a factor, then as.character
is called.
If an atomic vector or a matrix is given, it is coerced to a character vector.
If it is a name
object, a character vector of length 1 is generated.
Otherwise the function throws an error.