Re: Finding word matches without the frontier pattern

[Luiz Henrique de Figueiredo <lhf@...>]

> The problem du jour is to efficiently find single-word matches, that
> is if we match 'dog' we don't match 'dogged'.

How about this:

function single_word_match(s,w)
	local m=s:match("%w*"..w..""%w*")
	return m==w
end

That is, find the largest word that has your word and ensure it is exactly
that word.