More-or-less internal trait, used to package up the parts of a textual
attribute or style so that we can append the chunks directly to the
output buffer. Improves perf over immediately combining them into a
string and storing that, since this avoids allocating that intermediate
string.
More-or-less internal trait, used to package up the parts of a textual attribute or style so that we can append the chunks directly to the output buffer. Improves perf over immediately combining them into a string and storing that, since this avoids allocating that intermediate string.