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regExp: Add support for case-insensitive patterns

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From https://github.com/OpenFOAM/OpenFOAM-2.2.x/pull/1
This commit is contained in:
Henry
2015-01-28 16:35:36 +00:00
parent f97e276039
commit 33b1bf4c87
4 changed files with 199 additions and 90 deletions
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89
applications/test/regex/Test-regex.C
View File

@ -2,7 +2,7 @@
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
\\ / A nd | Copyright (C) 2011-2015 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
@ -22,6 +22,7 @@ License
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
Description
Tests for regular expressions
\*---------------------------------------------------------------------------*/
@ -39,14 +40,13 @@ using namespace Foam;
int main(int argc, char *argv[])
{
List<Tuple2<string, string> > rawList(IFstream("testRegexps")());
Info<< "input list:" << rawList << endl;
Info<< "Test expressions:" << rawList << endl;
IOobject::writeDivider(Info) << endl;
List<string> groups;
// report matches:
// Report matches:
forAll(rawList, elemI)
{
const string& pat = rawList[elemI].first();
@ -60,50 +60,87 @@ int main(int argc, char *argv[])
Info<< "true";
if (re.ngroups())
{
Info<< " groups:" << groups;
Info<< nl << "groups: " << groups;
}
}
else
{
Info<< "false";
if (re.search(str))
{
Info<< " partial match";
}
else
{
Info<< "false";
}
}
Info<< endl;
}
Info<<"test regExp(const char*) ..." << endl;
Info<< nl << "test regExp(const char*) ..." << endl;
string me("Mark");
if (regExp("[Mm]ar[ck]").match(me))
{
Info<< "matched: " << me << endl;
}
else
{
Info<< "no match" << endl;
}
if (regExp("").match(me))
{
Info<< "matched: " << me << endl;
}
else
{
Info<< "no match" << endl;
}
// Handling of null strings
if (regExp(NULL).match(me))
{
Info<< "matched: " << me << endl;
Info<< "fail - matched: " << me << endl;
}
else
{
Info<< "pass - null pointer is no expression" << endl;
}
// Normal match
if (regExp("[Mm]ar[ck]").match(me))
{
Info<< "pass - matched: " << me << endl;
}
else
{
Info<< "no match" << endl;
}
// Match ignore case
if (regExp("mar[ck]", true).match(me))
{
Info<< "pass - matched: " << me << endl;
}
else
{
Info<< "no match" << endl;
}
// Embedded prefix for match ignore case
if (regExp("(?i)mar[ck]").match(me))
{
Info<< "pass - matched: " << me << endl;
}
else
{
Info<< "no match" << endl;
}
// Handling of empty expression
if (regExp("").match(me))
{
Info<< "fail - matched: " << me << endl;
}
else
{
Info<< "pass - no match on empty expression" << endl;
}
// Embedded prefix - but expression is empty
if (regExp("(?i)").match(me))
{
Info<< "fail - matched: " << me << endl;
}
else
{
Info<< "pass - no match on empty expression" << endl;
}
Info<< endl;
return 0;

30
applications/test/regex/testRegexps
View File

@ -8,14 +8,30 @@
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
// pattern, string
// Pattern, String
(
( "a.*" "abc" )
( "a.*" "bac" )
( "a.*" "abcd" )
( "a.*" "def" )
( "d(.*)f" "def" )
( " *([A-Za-z]+) *= *([^ /]+) *(//.*)?" " keyword = value // settings" )
( "a.*" "abc" ) // true
( "a.*" "bac" ) // false - partial match only
( "a.*" "abcd" ) // true
( "a.*" "def" ) // false
( ".*a.*" "Abc" ) // false
( "(?i).*a.*" "Abc" ) // true
( "d(.*)f" "def" ) // true
(
" *([A-Za-z]+) *= *([^ /]+) *(//.*)?"
" keyword = value // comment"
) // true
(
"[[:digit:]]"
"contains 1 or more digits"
) // false - partial match only
(
"[[:digit:]]+-[[:digit:]]+-[[:digit:]]+-[[:digit:]]+"
"1-905-123-2234"
) // true
)
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //