Re: [gobo-eiffel-develop] Regular expression syntax

[Colin P. A. <co...@co...>]

>>>>> "Eric" == Eric Bezault <er...@go...> writes:

    Eric> I wrote the following test and it works:

    Eric> 	test_compile1 is -- Test feature 'compile'.  local
    Eric> a_regexp: RX_PCRE_REGULAR_EXPRESSION do create a_regexp.make
    Eric> a_regexp.compile ("^[abc]*$") assert ("compiled1",
    Eric> a_regexp.is_compiled) assert ("recognizes1",
    Eric> a_regexp.recognizes ("aaabbbccc")) assert
    Eric> ("not_recognizes1", not a_regexp.recognizes
    Eric> ("aaabbbcccddd")) end

    Eric> So I don't know why it would not work for you.

Strange. I shall have to investigate further.

    Eric> I think that would have to write a preparser that would
    Eric> translate XPath regular expressions into PCRE regular
    Eric> expressions.

I don't think it can work, because the trick of using the UTF-8 byte
representation will fail in these kind of tests.
-- 
Colin Adams
Preston Lancashire