X-Git-Url: https://git.distorted.org.uk/~mdw/sod/blobdiff_plain/a42893dda5f4dd2b89fbfe4e497da261159225ca..f64eb323a5798e155cc494043f5f750abf50a482:/src/class-make-impl.lisp

diff --git a/src/class-make-impl.lisp b/src/class-make-impl.lisp
index bd2407e..7263e44 100644
--- a/src/class-make-impl.lisp
+++ b/src/class-make-impl.lisp
@@ -72,9 +72,13 @@
 			       :name name
 			       :type type
 			       :location (file-location location)
-			       :pset pset)))
+			       :pset pset))
+	  (initarg-name (get-property pset :initarg :id)))
       (with-slots (slots) class
 	(setf slots (append slots (list slot))))
+      (when initarg-name
+	(make-sod-slot-initarg-using-slot class initarg-name
+					  slot pset location))
       slot)))
 
 (defmethod shared-initialize :after ((slot sod-slot) slot-names &key pset)
@@ -92,14 +96,20 @@
     ((class sod-class) nick name value pset &optional location)
   (with-default-error-location (location)
     (let* ((slot (find-instance-slot-by-name class nick name))
+	   (initarg-name (get-property pset :initarg :id))
 	   (initializer (and value
 			     (make-sod-initializer-using-slot
 			      class slot 'sod-instance-initializer
 			      value pset (file-location location)))))
       (with-slots (instance-initializers) class
-
-	(setf instance-initializers
-	      (append instance-initializers (list initializer))))
+	(unless (or initarg-name initializer)
+	  (error "Slot initializer declaration with no effect"))
+	(when initarg-name
+	  (make-sod-slot-initarg-using-slot class initarg-name slot
+					    pset location))
+	(when initializer
+	  (setf instance-initializers
+		(append instance-initializers (list initializer)))))
       initializer)))
 
 (defmethod make-sod-class-initializer
@@ -132,6 +142,36 @@
   (declare (ignore slot-names pset))
   nil)
 
+(defmethod make-sod-user-initarg
+    ((class sod-class) name type pset &optional default location)
+  (declare (ignore pset))
+  (with-slots (initargs) class
+    (push (make-instance 'sod-user-initarg :location (file-location location)
+			 :class class :name name :type type :default default)
+	  initargs)))
+
+(defmethod make-sod-slot-initarg
+    ((class sod-class) name nick slot-name pset &optional location)
+  (let ((slot (find-instance-slot-by-name class nick slot-name)))
+    (make-sod-slot-initarg-using-slot class name slot pset location)))
+
+(defmethod make-sod-slot-initarg-using-slot
+    ((class sod-class) name (slot sod-slot) pset &optional location)
+  (declare (ignore pset))
+  (with-slots (initargs) class
+    (with-slots ((type %type)) slot
+      (push (make-instance 'sod-slot-initarg
+			   :location (file-location location)
+			   :class class :name name :type type :slot slot)
+	    initargs))))
+
+(defmethod sod-initarg-default ((initarg sod-initarg)) nil)
+
+(defmethod sod-initarg-argument ((initarg sod-initarg))
+  (make-argument (sod-initarg-name initarg)
+		 (sod-initarg-type initarg)
+		 (sod-initarg-default initarg)))
+
 ;;;--------------------------------------------------------------------------
 ;;; Initialization and teardown fragments.