;;; -*-lisp-*-
;;;
;;; Implementation for property sets
;;;
;;; (c) 2009 Straylight/Edgeware
;;;

;;;----- Licensing notice ---------------------------------------------------
;;;
;;; This file is part of the Sensible Object Design, an object system for C.
;;;
;;; SOD is free software; you can redistribute it and/or modify
;;; it under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 2 of the License, or
;;; (at your option) any later version.
;;;
;;; SOD is distributed in the hope that it will be useful,
;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with SOD; if not, write to the Free Software Foundation,
;;; Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

(cl:in-package #:sod)

;;;--------------------------------------------------------------------------
;;; Property representation.

(defmethod file-location ((prop property))
  (file-location (p-location prop)))

;;; Keywords.

(defmethod coerce-property-value
    ((value symbol) (type (eql :symbol)) (wanted (eql :keyword)))
  value)

(defmethod coerce-property-value
    ((value string) (type (eql :id)) (wanted (eql :keyword)))
  (string-to-symbol value :package :keyword))

(defmethod coerce-property-value
    ((value string) (type (eql :string)) (wanted (eql :keyword)))
  (string-to-symbol value :package :keyword :swap-hyphen nil))

;;; Symbols.

(defmethod coerce-property-value
    ((value string) (type (eql :id)) (wanted (eql :symbol)))
  (string-to-symbol value))

(defmethod coerce-property-value
    ((value string) (type (eql :string)) (wanted (eql :symbol)))
  (string-to-symbol value :swap-hyphen nil))

;;; Identifiers.

(defmethod coerce-property-value
    ((value string) (type (eql :string)) (wanted (eql :id)))
  value)

(defmethod coerce-property-value
    ((value symbol) (type (eql :symbol)) (wanted (eql :id)))
  (frob-identifier (symbol-name value)))

;;; Types.

(defmethod coerce-property-value
    ((value string) (type (eql :id)) (wanted (eql :type)))
  (or (gethash value *module-type-map*)
      (gethash value *declspec-map*)
      (error "Unknown type `~A'." value)))

;;;--------------------------------------------------------------------------
;;; Property sets.

(defmethod print-object ((pset pset) stream)
  (print-unreadable-object (pset stream :type t)
    (pprint-logical-block (stream nil)
      (let ((firstp t))
	(pset-map (lambda (prop)
		    (cond (firstp (setf firstp nil))
			  (t (write-char #\space stream)
			     (pprint-newline :linear stream)))
		    (format stream "~:@<~S ~@_~S ~@_~S~:>"
			    (p-name prop) (p-type prop) (p-value prop)))
		  pset)))))

;;;----- That's all, folks --------------------------------------------------