method

new

v2_6_3 - Show latest stable - 0 notes - Class: Chain

1_8_6_287
1_8_7_72
1_8_7_330
1_9_1_378
1_9_2_180
1_9_3_125
1_9_3_392
2_1_10
2_2_9
2_4_6
2_5_5
2_6_3 (0)
What's this?

new(*args) public

Generates a new enumerator object that iterates over the elements of given enumerable objects in sequence.

e = Enumerator::Chain.new(1..3, [4, 5])
e.to_a #=> [1, 2, 3, 4, 5]
e.size #=> 5

Show source

static VALUE
enum_chain_initialize(VALUE obj, VALUE enums)
{
    struct enum_chain *ptr;

    rb_check_frozen(obj);
    TypedData_Get_Struct(obj, struct enum_chain, &enum_chain_data_type, ptr);

    if (!ptr) rb_raise(rb_eArgError, "unallocated chain");

    ptr->enums = rb_obj_freeze(enums);
    ptr->pos = -1;

    return obj;
}

new

Related methods