;;; Code:
(eval-when-compile
- (require 'cl)
- (require 'eieio-comp))
+ (require 'cl))
(defvar eieio-version "1.3"
"Current version of EIEIO.")
"Non-nil means to optimize the method dispatch on primary methods.")
;; State Variables
+;; FIXME: These two constants below should have an `eieio-' prefix added!!
(defvar this nil
"Inside a method, this variable is the object in question.
DO NOT SET THIS YOURSELF unless you are trying to simulate friendly slots.
;; while it is being built itself.
(defvar eieio-default-superclass nil)
+;; FIXME: The constants below should have an `eieio-' prefix added!!
(defconst class-symbol 1 "Class's symbol (self-referencing.).")
(defconst class-parent 2 "Class parent slot.")
(defconst class-children 3 "Class children class slot.")
(t key) ;; already generic.. maybe.
))
-;; How to specialty compile stuff.
-(autoload 'byte-compile-file-form-defmethod "eieio-comp"
- "This function is used to byte compile methods in a nice way.")
-(put 'defmethod 'byte-hunk-handler 'byte-compile-file-form-defmethod)
\f
;;; Important macros used in eieio.
;;
;; so that users can `setf' the space returned by this function
(if acces
(progn
- (eieio-defmethod acces
- (list (if (eq alloc :class) :static :primary)
- (list (list 'this cname))
- (format
+ (eieio--defmethod
+ acces (if (eq alloc :class) :static :primary) cname
+ `(lambda (this)
+ ,(format
"Retrieves the slot `%s' from an object of class `%s'"
name cname)
- (list 'if (list 'slot-boundp 'this (list 'quote name))
- (list 'eieio-oref 'this (list 'quote name))
+ (if (slot-boundp this ',name)
+ (eieio-oref this ',name)
;; Else - Some error? nil?
nil)))
;; If a writer is defined, then create a generic method of that
;; name whose purpose is to set the value of the slot.
(if writer
- (progn
- (eieio-defmethod writer
- (list (list (list 'this cname) 'value)
- (format "Set the slot `%s' of an object of class `%s'"
+ (eieio--defmethod
+ writer nil cname
+ `(lambda (this value)
+ ,(format "Set the slot `%s' of an object of class `%s'"
name cname)
- `(setf (slot-value this ',name) value)))
- ))
+ (setf (slot-value this ',name) value))))
;; If a reader is defined, then create a generic method
;; of that name whose purpose is to access this slot value.
(if reader
- (progn
- (eieio-defmethod reader
- (list (list (list 'this cname))
- (format "Access the slot `%s' from object of class `%s'"
+ (eieio--defmethod
+ reader nil cname
+ `(lambda (this)
+ ,(format "Access the slot `%s' from object of class `%s'"
name cname)
- `(slot-value this ',name)))))
+ (slot-value this ',name))))
)
(setq slots (cdr slots)))
;; is faster to execute this for not byte-compiled. ie, install this,
;; then measure calls going through here. I wonder why.
(require 'bytecomp)
- (let ((byte-compile-free-references nil)
- (byte-compile-warnings nil)
- )
- (byte-compile-lambda
+ (let ((byte-compile-warnings nil))
+ (byte-compile
`(lambda (&rest local-args)
,doc-string
;; This is a cool cheat. Usually we need to look up in the
;; of that one implementation, then clearly, there is no method def.
(if (not (eieio-object-p (car local-args)))
;; Not an object. Just signal.
- (signal 'no-method-definition (list ,(list 'quote method) local-args))
+ (signal 'no-method-definition
+ (list ,(list 'quote method) local-args))
;; We do have an object. Make sure it is the right type.
(if ,(if (eq class eieio-default-superclass)
)
(apply ,(list 'quote impl) local-args)
;(,impl local-args)
- ))))
- )
- ))
+ )))))))
(defsubst eieio-defgeneric-reset-generic-form-primary-only-one (method)
"Setup METHOD to call the generic form."
((typearg class-name) arg2 &optional opt &rest rest)
\"doc-string\"
body)"
- `(eieio-defmethod (quote ,method) (quote ,args)))
-
-(defun eieio-defmethod (method args)
+ (let* ((key (if (keywordp (car args)) (pop args)))
+ (params (car args))
+ (arg1 (car params))
+ (class (if (consp arg1) (nth 1 arg1))))
+ `(eieio--defmethod ',method ',key ',class
+ (lambda ,(if (consp arg1)
+ (cons (car arg1) (cdr params))
+ params)
+ ,@(cdr args)))))
+
+(defun eieio--defmethod (method kind argclass code)
"Work part of the `defmethod' macro defining METHOD with ARGS."
- (let ((key nil) (body nil) (firstarg nil) (argfix nil) (argclass nil) loopa)
+ (let ((key
;; find optional keys
- (setq key
- (cond ((or (eq ':BEFORE (car args))
- (eq ':before (car args)))
- (setq args (cdr args))
+ (cond ((or (eq ':BEFORE kind)
+ (eq ':before kind))
method-before)
- ((or (eq ':AFTER (car args))
- (eq ':after (car args)))
- (setq args (cdr args))
+ ((or (eq ':AFTER kind)
+ (eq ':after kind))
method-after)
- ((or (eq ':PRIMARY (car args))
- (eq ':primary (car args)))
- (setq args (cdr args))
+ ((or (eq ':PRIMARY kind)
+ (eq ':primary kind))
method-primary)
- ((or (eq ':STATIC (car args))
- (eq ':static (car args)))
- (setq args (cdr args))
+ ((or (eq ':STATIC kind)
+ (eq ':static kind))
method-static)
;; Primary key
- (t method-primary)))
- ;; get body, and fix contents of args to be the arguments of the fn.
- (setq body (cdr args)
- args (car args))
- (setq loopa args)
- ;; Create a fixed version of the arguments
- (while loopa
- (setq argfix (cons (if (listp (car loopa)) (car (car loopa)) (car loopa))
- argfix))
- (setq loopa (cdr loopa)))
+ (t method-primary))))
;; make sure there is a generic
(eieio-defgeneric
method
- (if (stringp (car body))
- (car body) (format "Generically created method `%s'." method)))
+ (or (documentation code)
+ (format "Generically created method `%s'." method)))
;; create symbol for property to bind to. If the first arg is of
;; the form (varname vartype) and `vartype' is a class, then
;; that class will be the type symbol. If not, then it will fall
;; under the type `primary' which is a non-specific calling of the
;; function.
- (setq firstarg (car args))
- (if (listp firstarg)
- (progn
- (setq argclass (nth 1 firstarg))
+ (if argclass
(if (not (class-p argclass))
(error "Unknown class type %s in method parameters"
- (nth 1 firstarg))))
+ argclass))
(if (= key -1)
(signal 'wrong-type-argument (list :static 'non-class-arg)))
;; generics are higher
(setq key (eieio-specialized-key-to-generic-key key)))
;; Put this lambda into the symbol so we can find it
- (if (byte-code-function-p (car-safe body))
- (eieiomt-add method (car-safe body) key argclass)
- (eieiomt-add method (append (list 'lambda (reverse argfix)) body)
- key argclass))
+ (eieiomt-add method code key argclass)
)
(when eieio-optimize-primary-methods-flag
;; Skip typechecking while retrieving this value.
(let ((eieio-skip-typecheck t))
;; Return nil if the magic symbol is in there.
- (if (eieio-object-p object)
- (if (eq (eieio-oref object slot) eieio-unbound) nil t)
- (if (class-p object)
- (if (eq (eieio-oref-default object slot) eieio-unbound) nil t)
- (signal 'wrong-type-argument (list 'eieio-object-p object))))))
+ (not (eq (cond
+ ((eieio-object-p object) (eieio-oref object slot))
+ ((class-p object) (eieio-oref-default object slot))
+ (t (signal 'wrong-type-argument (list 'eieio-object-p object))))
+ eieio-unbound))))
(defun slot-makeunbound (object slot)
"In OBJECT, make SLOT unbound."
;;; Autoloading some external symbols, and hooking into the help system
;;
-(autoload 'eieio-help-mode-augmentation-maybee "eieio-opt" "For buffers thrown into help mode, augment for EIEIO.")
-(autoload 'eieio-browse "eieio-opt" "Create an object browser window." t)
-(autoload 'eieio-describe-class "eieio-opt" "Describe CLASS defined by a string or symbol" t)
-(autoload 'eieio-describe-constructor "eieio-opt" "Describe the constructor function FCN." t)
-(autoload 'describe-class "eieio-opt" "Describe CLASS defined by a string or symbol." t)
-(autoload 'eieio-describe-generic "eieio-opt" "Describe GENERIC defined by a string or symbol." t)
-(autoload 'describe-generic "eieio-opt" "Describe GENERIC defined by a string or symbol." t)
+\f
+;;; Start of automatically extracted autoloads.
+\f
+;;;### (autoloads (customize-object) "eieio-custom" "eieio-custom.el"
+;;;;;; "cf1bd64c76a6e6406545e8c5a5530d43")
+;;; Generated autoloads from eieio-custom.el
+
+(autoload 'customize-object "eieio-custom" "\
+Customize OBJ in a custom buffer.
+Optional argument GROUP is the sub-group of slots to display.
+
+\(fn OBJ &optional GROUP)" nil nil)
+
+;;;***
+\f
+;;;### (autoloads (eieio-help-mode-augmentation-maybee eieio-describe-generic
+;;;;;; eieio-describe-constructor eieio-describe-class eieio-browse)
+;;;;;; "eieio-opt" "eieio-opt.el" "1bed0a56310f402683419139ebc18d7f")
+;;; Generated autoloads from eieio-opt.el
+
+(autoload 'eieio-browse "eieio-opt" "\
+Create an object browser window to show all objects.
+If optional ROOT-CLASS, then start with that, otherwise start with
+variable `eieio-default-superclass'.
-(autoload 'customize-object "eieio-custom" "Create a custom buffer editing OBJ.")
+\(fn &optional ROOT-CLASS)" t nil)
+
+(defalias 'describe-class 'eieio-describe-class)
+
+(autoload 'eieio-describe-class "eieio-opt" "\
+Describe a CLASS defined by a string or symbol.
+If CLASS is actually an object, then also display current values of that object.
+Optional HEADERFCN should be called to insert a few bits of info first.
+
+\(fn CLASS &optional HEADERFCN)" t nil)
+
+(autoload 'eieio-describe-constructor "eieio-opt" "\
+Describe the constructor function FCN.
+Uses `eieio-describe-class' to describe the class being constructed.
+
+\(fn FCN)" t nil)
+
+(defalias 'describe-generic 'eieio-describe-generic)
+
+(autoload 'eieio-describe-generic "eieio-opt" "\
+Describe the generic function GENERIC.
+Also extracts information about all methods specific to this generic.
+
+\(fn GENERIC)" t nil)
+
+(autoload 'eieio-help-mode-augmentation-maybee "eieio-opt" "\
+For buffers thrown into help mode, augment for EIEIO.
+Arguments UNUSED are not used.
+
+\(fn &rest UNUSED)" nil nil)
+
+;;;***
+\f
+;;; End of automatically extracted autoloads.
(provide 'eieio)