extractor

extract text

extracts list of section from text with given regex pattern.

WARNING

use with caution. any regex input coming from untrusted source can cause DDOS and service outages. At the this documentation is being written, we did not implement the timeout to avoid DDOS.

Func<string, IEnumerable<string>> extractor(
    string pattern,
    RegexOptions options = RegexOptions.Multiline | RegexOptions.Compiled)

Func<string, IEnumerable<string>> words = extractor(@"\w+");
IEnumerable<string> words(@"Lorem ipsum dolor sit amet.");
/*
"Lorem", "ipsum", "dolor", "sit", "amet"
*/

string ipPattern = @"(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)
\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)
\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)
\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)"

Func<string, IEnumerable<string>> ips = extractor(ipPattern)

IEnumerable<string> ipList = ips(@"10.1.1.1
0.0.0.0
10.0.0.0
100.0.0.0
255.0.0.255")
/*
"10.1.1.1", "0.0.0.0", "10.0.0.0", "100.0.0.0", "255.0.0.255"
*/