Regex fix for endyear

As of biblatex 3.5, years and endyears can be negative (BCE).

diff --git a/src/BiblioInfo.cpp b/src/BiblioInfo.cpp
index e4633f2b45db3ce775439ae137bd683848130a48..63f457284723b5891d44835f89b930e29bf89309 100644 (file)
--- a/src/BiblioInfo.cpp
+++ b/src/BiblioInfo.cpp
@@ -326,7 +326,7 @@ docstring const BibTeXInfo::getYear() const
                // Format is [-]YYYY-MM-DD*/[-]YYYY-MM-DD*
                // We only want the years.
                static regex const yreg("[-]?([\\d]{4}).*");
-               static regex const ereg(".*/([\\d]{4}).*");
+               static regex const ereg(".*/[-]?([\\d]{4}).*");
                smatch sm;
                string const date = to_utf8(year);
                regex_match(date, sm, yreg);