> We are in violent agreement.  I didn't claim that `delete-pair'
 > shouldn't check `insert-pair-alist'.  On the contrary, I think
 > `delete-pair' should verify if the character pair starting at the
 > current point is part of a pair according to `insert-pair-alist'.
 > "At the current point" - that's my point.  It shouldn't try
 > finding the opening character somewhere else.  So in your original
 > test case it should throw an error when the cursor is on some
 > whitespace that precedes an expression.

Ne hlebom jedinnym.  Why can't we be generous and provide something like
the attached?

martin