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# replacement must be a string
Code
str_replace("x", "x", 1)
Condition
Error in `str_replace()`:
! `replacement` must be a character vector, not the number 1.
# can't replace empty/boundary
Code
str_replace("x", "", "")
Condition
Error in `str_replace()`:
! `pattern` can't be the empty string (`""`).
Code
str_replace("x", boundary("word"), "")
Condition
Error in `str_replace()`:
! `pattern` can't be a boundary.
Code
str_replace_all("x", "", "")
Condition
Error in `str_replace_all()`:
! `pattern` can't be the empty string (`""`).
Code
str_replace_all("x", boundary("word"), "")
Condition
Error in `str_replace_all()`:
! `pattern` can't be a boundary.
# useful error if not vectorised correctly
Code
str_replace_all(x, "a|c", ~ if (length(x) > 1) stop("Bad"))
Condition
Error in `str_replace_all()`:
! Failed to apply `replacement` function.
i It must accept a character vector of any length.
Caused by error in `replacement()`:
! Bad
# replacement function must return correct type/length
Code
str_replace_all("x", "x", ~1)
Condition
Error in `str_replace_all()`:
! `replacement` function must return a character vector, not a number.
Code
str_replace_all("x", "x", ~ c("a", "b"))
Condition
Error in `str_replace_all()`:
! `replacement` function must return a vector the same length as the input (1), not length 2.
# backrefs are correctly translated
Code
str_replace_all("abcde", "(b)(c)(d)", "\\4")
Condition
Error in `stri_replace_all_regex()`:
! Trying to access the index that is out of bounds. (U_INDEX_OUTOFBOUNDS_ERROR)
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