LispWorks User Guide and Reference Manual > 30 The DSPEC Package

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single-form-form-parser

Function
Summary

A pre-defined form parser.

Package

dspec

Signature

single-form-form-parser top-level-form getter => dspec

Arguments

top-level-form

A top level defining form.

getter

The subform getter function.

Values

dspec

A dspec.

Description

The function single-form-form-parser is a predefined form parser for use with define-form-parser. The parser consumes one subform and returns a dspec made from the defining form and the subform. This can be used in the common case where a defining form has a name that follows the defining macro and the dspec class is the same as the defining macro, for example defclass.

single-form-form-parser is the predefined parser for defvar , defparameter , defconstant , define-symbol-macro , define-compiler-macro , deftype , defsetf , define-setf-expander , defpackage , defclass, define-condition and define-method-combination top level forms. It is also the parser for various LispWorks extensions such as defsystem.

You can define it to be the parser for your defining forms. using define-form-parser.

See also

define-form-parser


LispWorks User Guide and Reference Manual - 22 Dec 2009

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