make_str_replace(pattern, replacement)
make_str_delete(pattern)\1, \2 will be replaced
with the contents of the respective matched group (created by ()) within the
pattern.These functions build functions that take a single string argument and return a vector as a result.
make_str_replace builds a functions that replaces the strings
according to the pattern and replacement arguments.
make_str_delete builds a functions that deletes the pattern
from the string.
make_str_is builds a function that detects is the string is has a
certain type of formatting.