Add or update the file extension for items in a file_stream object.
If a file extension exists, it is removed first.
Examples
x <- new_stream(3)
x <- ext_stream(x, "feather")
x[[1]]$file
#> [1] "1-3feather"
Add or update the file extension for items in a file_stream object.
If a file extension exists, it is removed first.
x <- new_stream(3)
x <- ext_stream(x, "feather")
x[[1]]$file
#> [1] "1-3feather"