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authorBoris Kolpackov <boris@codesynthesis.com>2022-12-13 12:26:58 +0200
committerBoris Kolpackov <boris@codesynthesis.com>2022-12-13 13:54:43 +0200
commitfa8b8d73968055d9bb4c9e18e2dc10e5f77e223d (patch)
tree832f0df42a340a240c8ead95494da6e5ccce9340 /libbuild2/functions-regex.cxx
parent588be7603f7e7841717312109a524f8e5f063a26 (diff)
Return all subexpressions in $regex.{match,search}(), not only matched
The old semantics was unusable for optional groups (e.g., `(...)?`).
Diffstat (limited to 'libbuild2/functions-regex.cxx')
-rw-r--r--libbuild2/functions-regex.cxx10
1 files changed, 2 insertions, 8 deletions
diff --git a/libbuild2/functions-regex.cxx b/libbuild2/functions-regex.cxx
index f0fee8d..a7dadd7 100644
--- a/libbuild2/functions-regex.cxx
+++ b/libbuild2/functions-regex.cxx
@@ -92,10 +92,7 @@ namespace build2
names r;
for (size_t i (1); i != m.size (); ++i)
- {
- if (m[i].matched)
- r.emplace_back (m.str (i));
- }
+ r.emplace_back (m[i].matched ? m.str (i) : string ());
return value (move (r));
}
@@ -161,10 +158,7 @@ namespace build2
if (subs)
{
for (size_t i (1); i != m.size (); ++i)
- {
- if (m[i].matched)
- r.emplace_back (m.str (i));
- }
+ r.emplace_back (m[i].matched ? m.str (i) : string ());
}
return value (move (r));