Guess write function from file extension

This function accepts a filename and tries to return a valid function for writing to it.

Usage

guess_write_function(file)

Arguments

file

filename to parse

Value

function for reading the file, if found

Details

guess_write_function understands the following file extensions:

• rds with saveRDS

• csv, csv.gz, csv.xz with utils::write.csv

• tsv, tsv.gz, tsv.xz with a modified utils::write.csv where sep is set to "\t"

• parquet with arrow::write_parquet

• txt, txt.gz, txt.xz with writeLines

• json, json.gz, json.xz with jsonlite::write_json

See also

Other pb_rw: guess_read_function(), pb_read(), pb_write()