# changes to non-word characters are shown character wise (e.g. from
# "==" to "!=" as "[-=-]{+!+}="); [-..-] is removal, {+..+} is
# addition. See t/ for some tests and examples.
# changes to non-word characters are shown character wise (e.g. from
# "==" to "!=" as "[-=-]{+!+}="); [-..-] is removal, {+..+} is
# addition. See t/ for some tests and examples.