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  • error.c

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NoMethodError

Raised when a method is called on a receiver which doesn't have it defined and also fails to respond with method_missing.

"hello".to_ary

raises the exception:

NoMethodError: undefined method `to_ary' for "hello":String

Public Class Methods

new(msg=nil, name=nil, args=nil, private=false, receiver: nil) → no_method_error click to toggle source

Construct a NoMethodError exception for a method of the given name called with the given arguments. The name may be accessed using the #name method on the resulting object, and the arguments using the #args method.

If private argument were passed, it designates method was attempted to call in private context, and can be accessed with #private_call? method.

receiver argument stores an object whose method was called.

 
               static VALUE
nometh_err_initialize(int argc, VALUE *argv, VALUE self)
{
    int priv;
    VALUE args, options;
    argc = rb_scan_args(argc, argv, "*:", NULL, &options);
    priv = (argc > 3) && (--argc, RTEST(argv[argc]));
    args = (argc > 2) ? argv[--argc] : Qnil;
    if (!NIL_P(options)) argv[argc++] = options;
    rb_call_super_kw(argc, argv, RB_PASS_CALLED_KEYWORDS);
    return nometh_err_init_attr(self, args, priv);
}

Public Instance Methods

args → obj click to toggle source

Return the arguments passed in as the third parameter to the constructor.

 
               static VALUE
nometh_err_args(VALUE self)
{
    return rb_attr_get(self, id_args);
}
private_call? → true or false click to toggle source

Return true if the caused method was called as private.

 
               static VALUE
nometh_err_private_call_p(VALUE self)
{
    return rb_attr_get(self, id_private_call_p);
}