Wrap a word in word boundary (\\b) characters. Useful when combined with
stringr::str_which() and stringr::str_detect() to match only entire words
and not that word inside another word (e.g., "sting" and "testing").
rx_break(pattern)A regex pattern (a word) to wrap in \\b.
The a glue vector of pattern wrapped in \\b.
rx_break("test")
#> \btest\b
rx_break(state.abb[1:5])
#> \bAL\b
#> \bAK\b
#> \bAZ\b
#> \bAR\b
#> \bCA\b