package-shadowing-symbols (ANSI and GNU Common Lisp Document)

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#### 11.2.24 package-shadowing-symbols [Function]

`package-shadowing-symbols` package ⇒ symbols

#### Arguments and Values::

package—a package designator.

symbols—a list of symbols.

#### Description::

Returns a list of symbols that have been declared as shadowing symbols in package by shadow or shadowing-import (or the equivalent defpackage options). All symbols on this list are present in package.

#### Examples::

     (package-shadowing-symbols (make-package 'temp)) ⇒  ()
     (shadow 'cdr 'temp) ⇒  T
     (package-shadowing-symbols 'temp) ⇒  (TEMP::CDR)
     (intern "PILL" 'temp) ⇒  TEMP::PILL, NIL
     (shadowing-import 'pill 'temp) ⇒  T
     (package-shadowing-symbols 'temp) ⇒  (PILL TEMP::CDR)

#### Exceptional Situations::

Should signal an error of type type-error if package is not a package designator.

#### See Also::

shadow , shadowing-import

#### Notes::

Whether the list of symbols is fresh is implementation-dependent.