error.lisp

;;; Copyright (c) 2013, James M. Lawrence. All rights reserved.
;;;
;;; Redistribution and use in source and binary forms, with or without
;;; modification, are permitted provided that the following conditions
;;; are met:
;;;
;;;     * Redistributions of source code must retain the above copyright
;;;       notice, this list of conditions and the following disclaimer.
;;;
;;;     * Redistributions in binary form must reproduce the above
;;;       copyright notice, this list of conditions and the following
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;;;       with the distribution.
;;;
;;;     * Neither the name of the project nor the names of its
;;;       contributors may be used to endorse or promote products derived
;;;       from this software without specific prior written permission.
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;;; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
;;; "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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(in-package #:lfarm-common)

(defstruct (task-error-data (:constructor %make-task-error-data))
  (report nil :type string)
  (desc nil :type string))

(defun make-task-error-data (err)
  (%make-task-error-data
   :report (princ-to-string err)
   :desc (with-output-to-string (stream) (describe err stream))))

(define-condition corrupted-stream-error (stream-error)
  ()
  (:report "Invalid data found in the connection stream."))