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-rw-r--r--range.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/range.c b/range.c
index 144850f3ab..864f6c08b9 100644
--- a/range.c
+++ b/range.c
@@ -960,7 +960,7 @@ range_min(int argc, VALUE *argv, VALUE range)
struct cmp_opt_data cmp_opt = { 0, 0 };
VALUE b = RANGE_BEG(range);
VALUE e = RANGE_END(range);
- int c = OPTIMIZED_CMP(b, e, cmp_opt);
+ int c = NIL_P(e) ? -1 : OPTIMIZED_CMP(b, e, cmp_opt);
if (c > 0 || (c == 0 && EXCL(range)))
return Qnil;
@@ -991,6 +991,8 @@ range_max(int argc, VALUE *argv, VALUE range)
VALUE e = RANGE_END(range);
int nm = FIXNUM_P(e) || rb_obj_is_kind_of(e, rb_cNumeric);
+ if (NIL_P(e)) return Qnil;
+
if (rb_block_given_p() || (EXCL(range) && !nm) || argc) {
return rb_call_super(argc, argv);
}
@@ -1200,9 +1202,17 @@ range_include(VALUE range, VALUE val)
!NIL_P(rb_check_to_integer(end, "to_int"))) {
return r_cover_p(range, beg, end, val);
}
- else if (RB_TYPE_P(beg, T_STRING) && RB_TYPE_P(end, T_STRING)) {
- VALUE rb_str_include_range_p(VALUE beg, VALUE end, VALUE val, VALUE exclusive);
- return rb_str_include_range_p(beg, end, val, RANGE_EXCL(range));
+ else if (RB_TYPE_P(beg, T_STRING)) {
+ if (RB_TYPE_P(end, T_STRING)) {
+ VALUE rb_str_include_range_p(VALUE beg, VALUE end, VALUE val, VALUE exclusive);
+ return rb_str_include_range_p(beg, end, val, RANGE_EXCL(range));
+ }
+ else if (NIL_P(end)) {
+ VALUE r = rb_funcall(beg, id_cmp, 1, val);
+ if (NIL_P(r)) return Qfalse;
+ if (rb_cmpint(r, beg, val) <= 0) return Qtrue;
+ return Qfalse;
+ }
}
/* TODO: ruby_frame->this_func = rb_intern("include?"); */
return rb_call_super(1, &val);
@@ -1239,7 +1249,7 @@ r_cover_p(VALUE range, VALUE beg, VALUE end, VALUE val)
{
if (r_less(beg, val) <= 0) {
int excl = EXCL(range);
- if (r_less(val, end) <= -excl)
+ if (NIL_P(end) || r_less(val, end) <= -excl)
return Qtrue;
}
return Qfalse;