* array.c (rb_ary_bsearch): Raise TypeError on bad return from block

* range.c (range_bsearch): ditto

* test/ruby/test_array.rb (class): Test for above

* test/ruby/test_range.rb (class): ditto

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38986 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 1 deletions

diff --git a/range.c b/range.c
index 394495146b..388418bff7 100644
--- a/range.c
+++ b/range.c
@@ -595,7 +595,9 @@ range_bsearch(VALUE range)
 	    smaller = cmp < 0; \
 	} \
 	else { \
-	    smaller = RTEST(v); \
+	    rb_raise(rb_eTypeError, "wrong argument type %s" \
+		"(must respond be numeric, true, false or nil)", \
+		rb_obj_classname(v)); \
 	} \
     } while (0)