# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1486255504 -3600
# Node ID f27977fdc0b331e2d75fe171adc206ec89221e72
# Parent  663a13dec63ef15906de31c0649ec523b63f78aa
Raise TypeError when inappropriate arguments are given.

diff -r 663a13dec63e -r f27977fdc0b3 templates/progops.c
--- a/templates/progops.c	Sun Feb 05 00:58:55 2017 +0100
+++ b/templates/progops.c	Sun Feb 05 01:45:04 2017 +0100
@@ -199,9 +199,10 @@
     unsigned int pos, kwpos;
 
     /* Check the number of arguments. */
+    /* NOTE: Should use a more specific exception. */
 
     if ((min > (nargs + nkwargs)) || ((nargs + nkwargs) > max))
-        return __NULL;
+        __raise_type_error();
 
     /* Copy the arguments. */
 
@@ -224,9 +225,10 @@
         /* Check the table entry against the supplied argument details.
            Set the argument but only if it does not overwrite positional
            arguments. */
+        /* NOTE: Should use a more specific exception. */
 
         if ((pos == -1) || (pos < nargs))
-            return __NULL;
+            __raise_type_error();
 
         /* Set the argument using the appropriate position. */