using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"^(
( # define some frequently used capture groups
(?!x)x # always false (""match only if there is no 'x' ahead and there is 'x' ahead"")
(?<name>[^_]+) # group ""name"", name of the program/library
(?<os>windows|linux|osx|android) # group ""os"", operating systems
(?<arch>x86-64|x86|arm64|armhf|armel|multiarch) # group""arch"", architectures
(?<buildtype>release|debug) # group""buildtype"", build types
(?<linking>shared|static|mixed) # group ""linking"", library linking/build types
)
|
( # regular executable builds
(?!lib)\g<name>_build_\g<os>_\g<arch>_\g<buildtype>
)
|
( # library builds
lib\g<name>_build_\g<os>_\g<arch>_\g<linking>_\g<buildtype>
)
|
( # syncing source code of a project from git or something else
\g<name>_src
)
|
( # static code analizer
\g<name>_analyze_(cppcheck|scan-build)
)
|
( # package builds
\g<name>_pkg_\g<os>_
(
((?<=linux_) # if there is ""linux_"" before here
# then match
(deb|rpm)_
(shared|static)_
(
((?<=deb_shared_) # if there is ""deb_shared_"" before here
# then match
(wheezy|jessie|stretch|sid|trusty|xenial|yakkety)_
)
|
((?<!deb_shared_) # if there is no ""deb_shared_"", don't match anything
)
)
)
|
((?<!linux_) # if there is no ""linux_"", don't match anything
)
)
\g<arch>_(stable|nightly)_\g<buildtype>
)
)$";
string input = @"qtox_pkg_linux_deb_shared_jessie_x86_stable_release";
RegexOptions options = RegexOptions.IgnorePatternWhitespace;
Match m = Regex.Match(input, pattern, options);
Console.WriteLine("'{0}' found at index {1}", m.Value, m.Index);
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for C#, please visit: https://msdn.microsoft.com/en-us/library/system.text.regularexpressions.regex(v=vs.110).aspx