method

to_s

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to_s() public

Returns exception’s message (or the name of the exception if no message is set).

static VALUE
exc_to_s(VALUE exc)
{
    VALUE mesg = rb_attr_get(exc, rb_intern("mesg"));
    VALUE r = Qnil;

    if (NIL_P(mesg)) return rb_class_name(CLASS_OF(exc));
    r = rb_String(mesg);
    return r;
}

to_s

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