UncaughtThrowError

Class

Raised when throw is called with a tag which does not have corresponding catch block.

throw "foo", "bar"

raises the exception:

UncaughtThrowError: uncaught throw "foo"

Class Methods

new(*args)

vm_eval.c View on GitHub

          
            static VALUE
uncaught_throw_init(int argc, const VALUE *argv, VALUE exc)
{
    rb_check_arity(argc, 2, UNLIMITED_ARGUMENTS);
    rb_call_super(argc - 2, argv + 2);
    rb_ivar_set(exc, id_tag, argv[0]);
    rb_ivar_set(exc, id_value, argv[1]);
    return exc;
}

Document-class: UncaughtThrowError

Raised when throw is called with a tag which does not have corresponding catch block.

throw "foo", "bar"

raises the exception:

UncaughtThrowError: uncaught throw "foo"

Instance Methods

uncaught_throw.tag → obj

vm_eval.c View on GitHub

          
            static VALUE
uncaught_throw_tag(VALUE exc)
{
    return rb_ivar_get(exc, id_tag);
}

Return the tag object which was called for.

uncaught_throw.to_s → string

vm_eval.c View on GitHub

          
            static VALUE
uncaught_throw_to_s(VALUE exc)
{
    VALUE mesg = rb_attr_get(exc, id_mesg);
    VALUE tag = uncaught_throw_tag(exc);
    return rb_str_format(1, &tag, mesg);
}

Returns formatted message with the inspected tag.

uncaught_throw.value → obj

vm_eval.c View on GitHub

          
            static VALUE
uncaught_throw_value(VALUE exc)
{
    return rb_ivar_get(exc, id_value);
}

Return the return value which was called for.