diff options
Diffstat (limited to 'range.c')
-rw-r--r-- | range.c | 22 |
1 files changed, 22 insertions, 0 deletions
@@ -1211,6 +1211,27 @@ range_max(int argc, VALUE *argv, VALUE range) } } +/* + * call-seq: + * rng.minmax -> [obj, obj] + * rng.minmax {| a,b | block } -> [obj, obj] + * + * Returns a two element array which contains the minimum and the + * maximum value in the range. + * + * Can be given an optional block to override the default comparison + * method <code>a <=> b</code>. + */ + +static VALUE +range_minmax(VALUE range) +{ + if (rb_block_given_p()) { + return rb_call_super(0, NULL); + } + return rb_assoc_new(range_min(0, NULL, range), range_max(0, NULL, range)); +} + int rb_range_values(VALUE range, VALUE *begp, VALUE *endp, int *exclp) { @@ -1697,6 +1718,7 @@ Init_Range(void) rb_define_method(rb_cRange, "last", range_last, -1); rb_define_method(rb_cRange, "min", range_min, -1); rb_define_method(rb_cRange, "max", range_max, -1); + rb_define_method(rb_cRange, "minmax", range_minmax, 0); rb_define_method(rb_cRange, "size", range_size, 0); rb_define_method(rb_cRange, "to_a", range_to_a, 0); rb_define_method(rb_cRange, "entries", range_to_a, 0); |