Variant

- ::operator_partial should fail for strings if either operand is of zero length.
2014-05-27 00:16:40 -04:00
parent 3c72e87d70
commit 1f253f7fc8
1 changed files with 6 additions and 0 deletions
--- a/src/Variant.cpp
+++ b/src/Variant.cpp
@@ -764,7 +764,13 @@ bool Variant::operator_partial (const Variant& other) const
        // Why the "if" instead of "min"? This is an attempt to eliminate one
        // std::string::substr call.
        int left_length  = left._string.length ();
+        if (left_length == 0)
+          return false;
+
        int right_length = right._string.length ();
+        if (right_length == 0)
+          return false;
+
        if (left_length < right_length)
          return left._string == right._string.substr (0, left_length);
        else