tests/testthat/_snaps/edition-1/write.md

In readr: Read Rectangular Text Data

fails to create file in non-existent directory

Code
  write_csv(mtcars, file.path(tempdir(), "x/y"))
Condition
  Warning in `open.connection()`:
  cannot open file '<temp>/x/y': No such file or directory
  Error in `open.connection()`:
  ! cannot open the connection

Can change the escape behavior for quotes

Code
  format_delim(df, "\t", escape = "invalid")
Condition
  Error in `match.arg()`:
  ! 'arg' should be one of "double", "backslash", "none"

readr documentation built on Feb. 20, 2026, 1:07 a.m.