Function

Summary

Maps functions over the bindings in an environment.

Package

system

Signature

map-environment env &key variable function block tag

Arguments

env

An environment or nil

variable

A function designator

function

A function designator

block

A function designator

tag

A function designator

Description

The function map-environment calls variable for each local variable binding in env, function for each local function binding in env, block for each block binding in env and tag for each tag binding in env.

variable is called with the following arguments: name kind info

name

A symbol naming a variable

kind

One of :special, :symbol-macro or :lexical, which specifies the kind of binding (see variable-information)

info

The symbol-macro expansion if kind is :symbol-macro and is unspecified otherwise.

function is called with the following arguments: name kind info

name

A symbol naming a function.

kind

One of :macro or :function, which specifies the kind of binding (see function-information).

info

The macro expansion function if kind is :macro and is unspecified otherwise.

block is called with the following arguments: name kind info

name

A symbol naming a block.

kind

The keyword:block

info

Unspecified.

tag is called with the following arguments: name kind info

name

A symbol naming a tag.

kind

The keyword :tag

info

Unspecified

See also

augment-environment
declaration-information
function-information
variable-information