bf6913769f
git-svn-id: svn://bknr.net/svn/trunk/thirdparty/cl-ppcre@1779 4281704c-cde7-0310-8518-8e2dc76b1ff0
85 lines
3.6 KiB
Common Lisp
85 lines
3.6 KiB
Common Lisp
;;; -*- Mode: LISP; Syntax: COMMON-LISP; Package: CL-PPCRE; Base: 10 -*-
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;;; $Header: /usr/local/cvsrep/cl-ppcre/errors.lisp,v 1.14 2005/04/01 21:29:09 edi Exp $
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;;; Copyright (c) 2002-2005, Dr. Edmund Weitz. All rights reserved.
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;;; Redistribution and use in source and binary forms, with or without
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;;; modification, are permitted provided that the following conditions
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;;; are met:
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;;; * Redistributions of source code must retain the above copyright
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;;; notice, this list of conditions and the following disclaimer.
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;;; * Redistributions in binary form must reproduce the above
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;;; copyright notice, this list of conditions and the following
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;;; disclaimer in the documentation and/or other materials
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;;; provided with the distribution.
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;;; THIS SOFTWARE IS PROVIDED BY THE AUTHOR 'AS IS' AND ANY EXPRESSED
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;;; OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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;;; WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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;;; ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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;;; DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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;;; DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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;;; GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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;;; INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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;;; WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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;;; NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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;;; SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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(in-package #:cl-ppcre)
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(defvar *syntax-error-string* nil
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"The string which caused the syntax error.")
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(define-condition ppcre-error (simple-error)
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()
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(:documentation "All errors signaled by CL-PPCRE are of
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this type."))
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(define-condition ppcre-syntax-error (ppcre-error)
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((string :initarg :string
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:reader ppcre-syntax-error-string)
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(pos :initarg :pos
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:reader ppcre-syntax-error-pos))
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(:default-initargs
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:pos nil
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:string *syntax-error-string*)
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(:report (lambda (condition stream)
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(format stream "~?~@[ at position ~A~]~@[ in string ~S~]"
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(simple-condition-format-control condition)
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(simple-condition-format-arguments condition)
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(ppcre-syntax-error-pos condition)
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(ppcre-syntax-error-string condition))))
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(:documentation "Signaled if CL-PPCRE's parser encounters an error
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when trying to parse a regex string or to convert a parse tree into
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its internal representation."))
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(setf (documentation 'ppcre-syntax-error-string 'function)
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"Returns the string the parser was parsing when the error was
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encountered \(or NIL if the error happened while trying to convert a
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parse tree).")
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(setf (documentation 'ppcre-syntax-error-pos 'function)
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"Returns the position within the string where the error occured
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\(or NIL if the error happened while trying to convert a parse tree")
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(define-condition ppcre-invocation-error (ppcre-error)
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()
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(:documentation "Signaled when CL-PPCRE functions are
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invoked with wrong arguments."))
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(defmacro signal-ppcre-syntax-error* (pos format-control &rest format-arguments)
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`(error 'ppcre-syntax-error
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:pos ,pos
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:format-control ,format-control
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:format-arguments (list ,@format-arguments)))
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(defmacro signal-ppcre-syntax-error (format-control &rest format-arguments)
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`(signal-ppcre-syntax-error* nil ,format-control ,@format-arguments))
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(defmacro signal-ppcre-invocation-error (format-control &rest format-arguments)
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`(error 'ppcre-invocation-error
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:format-control ,format-control
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:format-arguments (list ,@format-arguments)))
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