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1006 rivejä
42 KiB
1006 rivejä
42 KiB
;;; swank-fancy-inspector.lisp --- Fancy inspector for CLOS objects
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;;
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;; Author: Marco Baringer <mb@bese.it> and others
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;; License: Public Domain
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;;
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(in-package :swank)
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(eval-when (:compile-toplevel :load-toplevel :execute)
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(swank-require :swank-util))
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(defmethod emacs-inspect ((symbol symbol))
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(let ((package (symbol-package symbol)))
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(multiple-value-bind (_symbol status)
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(and package (find-symbol (string symbol) package))
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(declare (ignore _symbol))
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(append
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(label-value-line "Its name is" (symbol-name symbol))
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;;
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;; Value
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(cond ((boundp symbol)
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(append
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(label-value-line (if (constantp symbol)
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"It is a constant of value"
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"It is a global variable bound to")
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(symbol-value symbol) :newline nil)
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;; unbinding constants might be not a good idea, but
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;; implementations usually provide a restart.
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`(" " (:action "[unbind]"
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,(lambda () (makunbound symbol))))
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'((:newline))))
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(t '("It is unbound." (:newline))))
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(docstring-ispec "Documentation" symbol 'variable)
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(multiple-value-bind (expansion definedp) (macroexpand symbol)
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(if definedp
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(label-value-line "It is a symbol macro with expansion"
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expansion)))
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;;
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;; Function
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(if (fboundp symbol)
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(append (if (macro-function symbol)
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`("It a macro with macro-function: "
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(:value ,(macro-function symbol)))
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`("It is a function: "
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(:value ,(symbol-function symbol))))
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`(" " (:action "[unbind]"
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,(lambda () (fmakunbound symbol))))
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`((:newline)))
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`("It has no function value." (:newline)))
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(docstring-ispec "Function documentation" symbol 'function)
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(when (compiler-macro-function symbol)
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(append
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(label-value-line "It also names the compiler macro"
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(compiler-macro-function symbol) :newline nil)
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`(" " (:action "[remove]"
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,(lambda ()
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(setf (compiler-macro-function symbol) nil)))
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(:newline))))
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(docstring-ispec "Compiler macro documentation"
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symbol 'compiler-macro)
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;;
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;; Package
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(if package
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`("It is " ,(string-downcase (string status))
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" to the package: "
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(:value ,package ,(package-name package))
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,@(if (eq :internal status)
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`(" "
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(:action "[export]"
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,(lambda () (export symbol package)))))
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" "
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(:action "[unintern]"
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,(lambda () (unintern symbol package)))
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(:newline))
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'("It is a non-interned symbol." (:newline)))
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;;
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;; Plist
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(label-value-line "Property list" (symbol-plist symbol))
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;;
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;; Class
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(if (find-class symbol nil)
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`("It names the class "
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(:value ,(find-class symbol) ,(string symbol))
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" "
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(:action "[remove]"
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,(lambda () (setf (find-class symbol) nil)))
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(:newline)))
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;;
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;; More package
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(if (find-package symbol)
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(label-value-line "It names the package" (find-package symbol)))
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(inspect-type-specifier symbol)))))
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#-sbcl
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(defun inspect-type-specifier (symbol)
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(declare (ignore symbol)))
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#+sbcl
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(defun inspect-type-specifier (symbol)
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(let* ((kind (sb-int:info :type :kind symbol))
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(fun (case kind
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(:defined
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(or (sb-int:info :type :expander symbol) t))
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(:primitive
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(or #.(if (swank/sbcl::sbcl-version>= 1 3 1)
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'(let ((x (sb-int:info :type :expander symbol)))
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(if (consp x)
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(car x)
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x))
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'(sb-int:info :type :translator symbol))
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t)))))
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(when fun
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(append
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(list
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(format nil "It names a ~@[primitive~* ~]type-specifier."
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(eq kind :primitive))
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'(:newline))
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(docstring-ispec "Type-specifier documentation" symbol 'type)
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(unless (eq t fun)
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(let ((arglist (arglist fun)))
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(append
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`("Type-specifier lambda-list: "
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;; Could use ~:s, but inspector-princ does a bit more,
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;; and not all NILs in the arglist should be printed that way.
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,(if arglist
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(inspector-princ arglist)
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"()")
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(:newline))
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(multiple-value-bind (expansion ok)
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(handler-case (sb-ext:typexpand-1 symbol)
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(error () (values nil nil)))
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(when ok
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(list "Type-specifier expansion: "
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(princ-to-string expansion)))))))))))
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(defun docstring-ispec (label object kind)
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"Return a inspector spec if OBJECT has a docstring of kind KIND."
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(let ((docstring (documentation object kind)))
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(cond ((not docstring) nil)
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((< (+ (length label) (length docstring))
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75)
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(list label ": " docstring '(:newline)))
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(t
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(list label ":" '(:newline) " " docstring '(:newline))))))
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(unless (find-method #'emacs-inspect '() (list (find-class 'function)) nil)
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(defmethod emacs-inspect ((f function))
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(inspect-function f)))
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(defun inspect-function (f)
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(append
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(label-value-line "Name" (function-name f))
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`("Its argument list is: "
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,(inspector-princ (arglist f)) (:newline))
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(docstring-ispec "Documentation" f t)
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(if (function-lambda-expression f)
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(label-value-line "Lambda Expression"
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(function-lambda-expression f)))))
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(defun method-specializers-for-inspect (method)
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"Return a \"pretty\" list of the method's specializers. Normal
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specializers are replaced by the name of the class, eql
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specializers are replaced by `(eql ,object)."
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(mapcar (lambda (spec)
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(typecase spec
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(swank-mop:eql-specializer
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`(eql ,(swank-mop:eql-specializer-object spec)))
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#-sbcl
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(t
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(swank-mop:class-name spec))
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#+sbcl
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(t
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;; SBCL has extended specializers
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(let ((gf (sb-mop:method-generic-function method)))
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(cond (gf
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(sb-pcl:unparse-specializer-using-class gf spec))
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((typep spec 'class)
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(class-name spec))
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(t
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spec))))))
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(swank-mop:method-specializers method)))
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(defun method-for-inspect-value (method)
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"Returns a \"pretty\" list describing METHOD. The first element
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of the list is the name of generic-function method is
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specialiazed on, the second element is the method qualifiers,
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the rest of the list is the method's specialiazers (as per
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method-specializers-for-inspect)."
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(append (list (swank-mop:generic-function-name
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(swank-mop:method-generic-function method)))
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(swank-mop:method-qualifiers method)
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(method-specializers-for-inspect method)))
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(defmethod emacs-inspect ((object standard-object))
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(let ((class (class-of object)))
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`("Class: " (:value ,class) (:newline)
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,@(all-slots-for-inspector object))))
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(defvar *gf-method-getter* 'methods-by-applicability
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"This function is called to get the methods of a generic function.
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The default returns the method sorted by applicability.
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See `methods-by-applicability'.")
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(defun specializer< (specializer1 specializer2)
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"Return true if SPECIALIZER1 is more specific than SPECIALIZER2."
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(let ((s1 specializer1) (s2 specializer2) )
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(cond ((typep s1 'swank-mop:eql-specializer)
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(not (typep s2 'swank-mop:eql-specializer)))
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((typep s1 'class)
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(flet ((cpl (class)
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(and (swank-mop:class-finalized-p class)
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(swank-mop:class-precedence-list class))))
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(member s2 (cpl s1)))))))
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(defun methods-by-applicability (gf)
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"Return methods ordered by most specific argument types.
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`method-specializer<' is used for sorting."
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;; FIXME: argument-precedence-order and qualifiers are ignored.
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(labels ((method< (meth1 meth2)
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(loop for s1 in (swank-mop:method-specializers meth1)
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for s2 in (swank-mop:method-specializers meth2)
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do (cond ((specializer< s2 s1) (return nil))
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((specializer< s1 s2) (return t))))))
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(stable-sort (copy-seq (swank-mop:generic-function-methods gf))
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#'method<)))
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(defun abbrev-doc (doc &optional (maxlen 80))
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"Return the first sentence of DOC, but not more than MAXLAN characters."
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(subseq doc 0 (min (1+ (or (position #\. doc) (1- maxlen)))
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maxlen
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(length doc))))
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(defstruct (inspector-checklist (:conc-name checklist.)
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(:constructor %make-checklist (buttons)))
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(buttons nil :type (or null simple-vector))
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(count 0))
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(defun make-checklist (n)
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(%make-checklist (make-array n :initial-element nil)))
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(defun reinitialize-checklist (checklist)
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;; Along this counter the buttons are created, so we have to
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;; initialize it to 0 everytime the inspector page is redisplayed.
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(setf (checklist.count checklist) 0)
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checklist)
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(defun make-checklist-button (checklist)
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(let ((buttons (checklist.buttons checklist))
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(i (checklist.count checklist)))
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(incf (checklist.count checklist))
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`(:action ,(if (svref buttons i)
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"[X]"
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"[ ]")
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,#'(lambda ()
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(setf (svref buttons i) (not (svref buttons i))))
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:refreshp t)))
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(defmacro do-checklist ((idx checklist) &body body)
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"Iterate over all set buttons in CHECKLIST."
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(let ((buttons (gensym "buttons")))
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`(let ((,buttons (checklist.buttons ,checklist)))
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(dotimes (,idx (length ,buttons))
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(when (svref ,buttons ,idx)
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,@body)))))
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(defun box (thing) (cons :box thing))
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(defun ref (box)
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(assert (eq (car box) :box))
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(cdr box))
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(defun (setf ref) (value box)
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(assert (eq (car box) :box))
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(setf (cdr box) value))
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(defvar *inspector-slots-default-order* :alphabetically
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"Accepted values: :alphabetically and :unsorted")
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(defvar *inspector-slots-default-grouping* :all
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"Accepted values: :inheritance and :all")
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(defgeneric all-slots-for-inspector (object))
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(defmethod all-slots-for-inspector ((object standard-object))
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(let* ((class (class-of object))
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(direct-slots (swank-mop:class-direct-slots class))
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(effective-slots (swank-mop:class-slots class))
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(longest-slot-name-length
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(loop for slot :in effective-slots
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maximize (length (symbol-name
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(swank-mop:slot-definition-name slot)))))
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(checklist
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(reinitialize-checklist
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(ensure-istate-metadata object :checklist
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(make-checklist (length effective-slots)))))
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(grouping-kind
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;; We box the value so we can re-set it.
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(ensure-istate-metadata object :grouping-kind
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(box *inspector-slots-default-grouping*)))
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(sort-order
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(ensure-istate-metadata object :sort-order
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(box *inspector-slots-default-order*)))
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(sort-predicate (ecase (ref sort-order)
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(:alphabetically #'string<)
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(:unsorted (constantly nil))))
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(sorted-slots (sort (copy-seq effective-slots)
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sort-predicate
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:key #'swank-mop:slot-definition-name))
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(effective-slots
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(ecase (ref grouping-kind)
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(:all sorted-slots)
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(:inheritance (stable-sort-by-inheritance sorted-slots
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class sort-predicate)))))
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`("--------------------"
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(:newline)
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" Group slots by inheritance "
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(:action ,(ecase (ref grouping-kind)
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(:all "[ ]")
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(:inheritance "[X]"))
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,(lambda ()
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;; We have to do this as the order of slots will
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;; be sorted differently.
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(fill (checklist.buttons checklist) nil)
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(setf (ref grouping-kind)
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(ecase (ref grouping-kind)
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(:all :inheritance)
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(:inheritance :all))))
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:refreshp t)
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(:newline)
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" Sort slots alphabetically "
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(:action ,(ecase (ref sort-order)
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(:unsorted "[ ]")
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(:alphabetically "[X]"))
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,(lambda ()
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(fill (checklist.buttons checklist) nil)
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(setf (ref sort-order)
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(ecase (ref sort-order)
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(:unsorted :alphabetically)
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(:alphabetically :unsorted))))
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:refreshp t)
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(:newline)
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,@ (case (ref grouping-kind)
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(:all
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`((:newline)
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"All Slots:"
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(:newline)
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,@(make-slot-listing checklist object class
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effective-slots direct-slots
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longest-slot-name-length)))
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(:inheritance
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(list-all-slots-by-inheritance checklist object class
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effective-slots direct-slots
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longest-slot-name-length)))
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(:newline)
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(:action "[set value]"
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,(lambda ()
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(do-checklist (idx checklist)
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(query-and-set-slot class object
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(nth idx effective-slots))))
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:refreshp t)
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" "
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(:action "[make unbound]"
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,(lambda ()
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(do-checklist (idx checklist)
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(swank-mop:slot-makunbound-using-class
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class object (nth idx effective-slots))))
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:refreshp t)
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(:newline))))
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(defun list-all-slots-by-inheritance (checklist object class effective-slots
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direct-slots longest-slot-name-length)
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(flet ((slot-home-class (slot)
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(slot-home-class-using-class slot class)))
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(let ((current-slots '()))
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(append
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(loop for slot in effective-slots
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for previous-home-class = (slot-home-class slot) then home-class
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for home-class = previous-home-class then (slot-home-class slot)
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if (eq home-class previous-home-class)
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do (push slot current-slots)
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else
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collect '(:newline)
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and collect (format nil "~A:" (class-name previous-home-class))
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and collect '(:newline)
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and append (make-slot-listing checklist object class
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(nreverse current-slots)
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direct-slots
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longest-slot-name-length)
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and do (setf current-slots (list slot)))
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(and current-slots
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`((:newline)
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,(format nil "~A:"
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(class-name (slot-home-class-using-class
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(car current-slots) class)))
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(:newline)
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,@(make-slot-listing checklist object class
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(nreverse current-slots) direct-slots
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longest-slot-name-length)))))))
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(defun make-slot-listing (checklist object class effective-slots direct-slots
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longest-slot-name-length)
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(flet ((padding-for (slot-name)
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(make-string (- longest-slot-name-length (length slot-name))
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:initial-element #\Space)))
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(loop
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for effective-slot :in effective-slots
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for direct-slot = (find (swank-mop:slot-definition-name effective-slot)
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direct-slots
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:key #'swank-mop:slot-definition-name)
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for slot-name = (inspector-princ
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(swank-mop:slot-definition-name effective-slot))
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collect (make-checklist-button checklist)
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collect " "
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collect `(:value ,(if direct-slot
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(list direct-slot effective-slot)
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effective-slot)
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,slot-name)
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collect (padding-for slot-name)
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collect " = "
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collect (slot-value-for-inspector class object effective-slot)
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collect '(:newline))))
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(defgeneric slot-value-for-inspector (class object slot)
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(:method (class object slot)
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(let ((boundp (swank-mop:slot-boundp-using-class class object slot)))
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(if boundp
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`(:value ,(swank-mop:slot-value-using-class class object slot))
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"#<unbound>"))))
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(defun slot-home-class-using-class (slot class)
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(let ((slot-name (swank-mop:slot-definition-name slot)))
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(loop for class in (reverse (swank-mop:class-precedence-list class))
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thereis (and (member slot-name (swank-mop:class-direct-slots class)
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:key #'swank-mop:slot-definition-name
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:test #'eq)
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class))))
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(defun stable-sort-by-inheritance (slots class predicate)
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(stable-sort slots predicate
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:key #'(lambda (s)
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(class-name (slot-home-class-using-class s class)))))
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(defun query-and-set-slot (class object slot)
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(let* ((slot-name (swank-mop:slot-definition-name slot))
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(value-string (read-from-minibuffer-in-emacs
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(format nil "Set slot ~S to (evaluated) : "
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slot-name))))
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(when (and value-string (not (string= value-string "")))
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(with-simple-restart (abort "Abort setting slot ~S" slot-name)
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(setf (swank-mop:slot-value-using-class class object slot)
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(eval (read-from-string value-string)))))))
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(defmethod emacs-inspect ((gf standard-generic-function))
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(flet ((lv (label value) (label-value-line label value)))
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(append
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(lv "Name" (swank-mop:generic-function-name gf))
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(lv "Arguments" (swank-mop:generic-function-lambda-list gf))
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(docstring-ispec "Documentation" gf t)
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(lv "Method class" (swank-mop:generic-function-method-class gf))
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(lv "Method combination"
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(swank-mop:generic-function-method-combination gf))
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`("Methods: " (:newline))
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(loop for method in (funcall *gf-method-getter* gf) append
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`((:value ,method ,(inspector-princ
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;; drop the name of the GF
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(cdr (method-for-inspect-value method))))
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" "
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(:action "[remove method]"
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,(let ((m method)) ; LOOP reassigns method
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(lambda ()
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(remove-method gf m))))
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(:newline)))
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`((:newline))
|
|
(all-slots-for-inspector gf))))
|
|
|
|
(defmethod emacs-inspect ((method standard-method))
|
|
`(,@(if (swank-mop:method-generic-function method)
|
|
`("Method defined on the generic function "
|
|
(:value ,(swank-mop:method-generic-function method)
|
|
,(inspector-princ
|
|
(swank-mop:generic-function-name
|
|
(swank-mop:method-generic-function method)))))
|
|
'("Method without a generic function"))
|
|
(:newline)
|
|
,@(docstring-ispec "Documentation" method t)
|
|
"Lambda List: " (:value ,(swank-mop:method-lambda-list method))
|
|
(:newline)
|
|
"Specializers: " (:value ,(swank-mop:method-specializers method)
|
|
,(inspector-princ
|
|
(method-specializers-for-inspect method)))
|
|
(:newline)
|
|
"Qualifiers: " (:value ,(swank-mop:method-qualifiers method))
|
|
(:newline)
|
|
"Method function: " (:value ,(swank-mop:method-function method))
|
|
(:newline)
|
|
,@(all-slots-for-inspector method)))
|
|
|
|
(defun specializer-direct-methods (class)
|
|
(sort (copy-seq (swank-mop:specializer-direct-methods class))
|
|
#'string<
|
|
:key
|
|
(lambda (x)
|
|
(symbol-name
|
|
(let ((name (swank-mop::generic-function-name
|
|
(swank-mop::method-generic-function x))))
|
|
(if (symbolp name)
|
|
name
|
|
(second name)))))))
|
|
|
|
(defmethod emacs-inspect ((class standard-class))
|
|
`("Name: "
|
|
(:value ,(class-name class))
|
|
(:newline)
|
|
"Super classes: "
|
|
,@(common-seperated-spec (swank-mop:class-direct-superclasses class))
|
|
(:newline)
|
|
"Direct Slots: "
|
|
,@(common-seperated-spec
|
|
(swank-mop:class-direct-slots class)
|
|
(lambda (slot)
|
|
`(:value ,slot ,(inspector-princ
|
|
(swank-mop:slot-definition-name slot)))))
|
|
(:newline)
|
|
"Effective Slots: "
|
|
,@(if (swank-mop:class-finalized-p class)
|
|
(common-seperated-spec
|
|
(swank-mop:class-slots class)
|
|
(lambda (slot)
|
|
`(:value ,slot ,(inspector-princ
|
|
(swank-mop:slot-definition-name slot)))))
|
|
`("#<N/A (class not finalized)> "
|
|
(:action "[finalize]"
|
|
,(lambda () (swank-mop:finalize-inheritance class)))))
|
|
(:newline)
|
|
,@(let ((doc (documentation class t)))
|
|
(when doc
|
|
`("Documentation:" (:newline) ,(inspector-princ doc) (:newline))))
|
|
"Sub classes: "
|
|
,@(common-seperated-spec (swank-mop:class-direct-subclasses class)
|
|
(lambda (sub)
|
|
`(:value ,sub
|
|
,(inspector-princ (class-name sub)))))
|
|
(:newline)
|
|
"Precedence List: "
|
|
,@(if (swank-mop:class-finalized-p class)
|
|
(common-seperated-spec
|
|
(swank-mop:class-precedence-list class)
|
|
(lambda (class)
|
|
`(:value ,class ,(inspector-princ (class-name class)))))
|
|
'("#<N/A (class not finalized)>"))
|
|
(:newline)
|
|
,@(when (swank-mop:specializer-direct-methods class)
|
|
`("It is used as a direct specializer in the following methods:"
|
|
(:newline)
|
|
,@(loop
|
|
for method in (specializer-direct-methods class)
|
|
collect " "
|
|
collect `(:value ,method
|
|
,(inspector-princ
|
|
(method-for-inspect-value method)))
|
|
collect '(:newline)
|
|
if (documentation method t)
|
|
collect " Documentation: " and
|
|
collect (abbrev-doc (documentation method t)) and
|
|
collect '(:newline))))
|
|
"Prototype: " ,(if (swank-mop:class-finalized-p class)
|
|
`(:value ,(swank-mop:class-prototype class))
|
|
'"#<N/A (class not finalized)>")
|
|
(:newline)
|
|
,@(all-slots-for-inspector class)))
|
|
|
|
(defmethod emacs-inspect ((slot swank-mop:standard-slot-definition))
|
|
`("Name: "
|
|
(:value ,(swank-mop:slot-definition-name slot))
|
|
(:newline)
|
|
,@(when (swank-mop:slot-definition-documentation slot)
|
|
`("Documentation:" (:newline)
|
|
(:value ,(swank-mop:slot-definition-documentation
|
|
slot))
|
|
(:newline)))
|
|
"Init args: "
|
|
(:value ,(swank-mop:slot-definition-initargs slot))
|
|
(:newline)
|
|
"Init form: "
|
|
,(if (swank-mop:slot-definition-initfunction slot)
|
|
`(:value ,(swank-mop:slot-definition-initform slot))
|
|
"#<unspecified>")
|
|
(:newline)
|
|
"Init function: "
|
|
(:value ,(swank-mop:slot-definition-initfunction slot))
|
|
(:newline)
|
|
,@(all-slots-for-inspector slot)))
|
|
|
|
|
|
;; Wrapper structure over the list of symbols of a package that should
|
|
;; be displayed with their respective classification flags. This is
|
|
;; because we need a unique type to dispatch on in EMACS-INSPECT.
|
|
;; Used by the Inspector for packages.
|
|
(defstruct (%package-symbols-container
|
|
(:conc-name %container.)
|
|
(:constructor %%make-package-symbols-container))
|
|
title ;; A string; the title of the inspector page in Emacs.
|
|
description ;; A list of renderable objects; used as description.
|
|
symbols ;; A list of symbols. Supposed to be sorted alphabetically.
|
|
grouping-kind) ;; Either :SYMBOL or :CLASSIFICATION. Cf. MAKE-SYMBOLS-LISTING
|
|
|
|
|
|
(defun %make-package-symbols-container (&key title description symbols)
|
|
(%%make-package-symbols-container :title title :description description
|
|
:symbols symbols :grouping-kind :symbol))
|
|
|
|
(defgeneric make-symbols-listing (grouping-kind symbols))
|
|
|
|
(defmethod make-symbols-listing ((grouping-kind (eql :symbol)) symbols)
|
|
"Returns an object renderable by Emacs' inspector side that
|
|
alphabetically lists all the symbols in SYMBOLS together with a
|
|
concise string representation of what each symbol
|
|
represents (see SYMBOL-CLASSIFICATION-STRING)"
|
|
(let ((max-length (loop for s in symbols
|
|
maximizing (length (symbol-name s))))
|
|
(distance 10)) ; empty distance between name and classification
|
|
(flet ((string-representations (symbol)
|
|
(let* ((name (symbol-name symbol))
|
|
(length (length name))
|
|
(padding (- max-length length)))
|
|
(values
|
|
(concatenate 'string
|
|
name
|
|
(make-string (+ padding distance)
|
|
:initial-element #\Space))
|
|
(symbol-classification-string symbol)))))
|
|
`("" ; 8 is (length "Symbols:")
|
|
"Symbols:" ,(make-string (+ -8 max-length distance)
|
|
:initial-element #\Space)
|
|
"Flags:"
|
|
(:newline)
|
|
,(concatenate 'string ; underlining dashes
|
|
(make-string (+ max-length distance -1)
|
|
:initial-element #\-)
|
|
" "
|
|
(symbol-classification-string '#:foo))
|
|
(:newline)
|
|
,@(loop for symbol in symbols appending
|
|
(multiple-value-bind (symbol-string classification-string)
|
|
(string-representations symbol)
|
|
`((:value ,symbol ,symbol-string) ,classification-string
|
|
(:newline)
|
|
)))))))
|
|
|
|
(defmethod make-symbols-listing ((grouping-kind (eql :classification)) symbols)
|
|
"For each possible classification (cf. CLASSIFY-SYMBOL), group
|
|
all the symbols in SYMBOLS to all of their respective
|
|
classifications. (If a symbol is, for instance, boundp and a
|
|
generic-function, it'll appear both below the BOUNDP group and
|
|
the GENERIC-FUNCTION group.) As macros and special-operators are
|
|
specified to be FBOUNDP, there is no general FBOUNDP group,
|
|
instead there are the three explicit FUNCTION, MACRO and
|
|
SPECIAL-OPERATOR groups."
|
|
(let ((table (make-hash-table :test #'eq))
|
|
(+default-classification+ :misc))
|
|
(flet ((normalize-classifications (classifications)
|
|
(cond ((null classifications) `(,+default-classification+))
|
|
;; Convert an :FBOUNDP in CLASSIFICATIONS to
|
|
;; :FUNCTION if possible.
|
|
((and (member :fboundp classifications)
|
|
(not (member :macro classifications))
|
|
(not (member :special-operator classifications)))
|
|
(substitute :function :fboundp classifications))
|
|
(t (remove :fboundp classifications)))))
|
|
(loop for symbol in symbols do
|
|
(loop for classification in
|
|
(normalize-classifications (classify-symbol symbol))
|
|
;; SYMBOLS are supposed to be sorted alphabetically;
|
|
;; this property is preserved here except for reversing.
|
|
do (push symbol (gethash classification table)))))
|
|
(let* ((classifications (loop for k being each hash-key in table
|
|
collect k))
|
|
(classifications (sort classifications
|
|
;; Sort alphabetically, except
|
|
;; +DEFAULT-CLASSIFICATION+ which
|
|
;; sort to the end.
|
|
(lambda (a b)
|
|
(cond ((eql a +default-classification+)
|
|
nil)
|
|
((eql b +default-classification+)
|
|
t)
|
|
(t (string< a b)))))))
|
|
(loop for classification in classifications
|
|
for symbols = (gethash classification table)
|
|
appending`(,(symbol-name classification)
|
|
(:newline)
|
|
,(make-string 64 :initial-element #\-)
|
|
(:newline)
|
|
,@(mapcan (lambda (symbol)
|
|
`((:value ,symbol ,(symbol-name symbol))
|
|
(:newline)))
|
|
;; restore alphabetic order.
|
|
(nreverse symbols))
|
|
(:newline))))))
|
|
|
|
(defmethod emacs-inspect ((%container %package-symbols-container))
|
|
(with-struct (%container. title description symbols grouping-kind) %container
|
|
`(,title (:newline) (:newline)
|
|
,@description
|
|
(:newline)
|
|
" " ,(ecase grouping-kind
|
|
(:symbol
|
|
`(:action "[Group by classification]"
|
|
,(lambda ()
|
|
(setf grouping-kind :classification))
|
|
:refreshp t))
|
|
(:classification
|
|
`(:action "[Group by symbol]"
|
|
,(lambda () (setf grouping-kind :symbol))
|
|
:refreshp t)))
|
|
(:newline) (:newline)
|
|
,@(make-symbols-listing grouping-kind symbols))))
|
|
|
|
(defun display-link (type symbols length &key title description)
|
|
(if (null symbols)
|
|
(format nil "0 ~A symbols." type)
|
|
`(:value ,(%make-package-symbols-container :title title
|
|
:description description
|
|
:symbols symbols)
|
|
,(format nil "~D ~A symbol~P." length type length))))
|
|
|
|
(defmethod emacs-inspect ((package package))
|
|
(let ((package-name (package-name package))
|
|
(package-nicknames (package-nicknames package))
|
|
(package-use-list (package-use-list package))
|
|
(package-used-by-list (package-used-by-list package))
|
|
(shadowed-symbols (package-shadowing-symbols package))
|
|
(present-symbols '()) (present-symbols-length 0)
|
|
(internal-symbols '()) (internal-symbols-length 0)
|
|
(inherited-symbols '()) (inherited-symbols-length 0)
|
|
(external-symbols '()) (external-symbols-length 0))
|
|
|
|
(do-symbols* (sym package)
|
|
(let ((status (symbol-status sym package)))
|
|
(when (eq status :inherited)
|
|
(push sym inherited-symbols) (incf inherited-symbols-length)
|
|
(go :continue))
|
|
(push sym present-symbols) (incf present-symbols-length)
|
|
(cond ((eq status :internal)
|
|
(push sym internal-symbols) (incf internal-symbols-length))
|
|
(t
|
|
(push sym external-symbols) (incf external-symbols-length))))
|
|
:continue)
|
|
|
|
(setf package-nicknames (sort (copy-list package-nicknames)
|
|
#'string<)
|
|
package-use-list (sort (copy-list package-use-list)
|
|
#'string< :key #'package-name)
|
|
package-used-by-list (sort (copy-list package-used-by-list)
|
|
#'string< :key #'package-name)
|
|
shadowed-symbols (sort (copy-list shadowed-symbols)
|
|
#'string<))
|
|
;;; SORT + STRING-LESSP conses on at least SBCL 0.9.18.
|
|
(setf present-symbols (sort present-symbols #'string<)
|
|
internal-symbols (sort internal-symbols #'string<)
|
|
external-symbols (sort external-symbols #'string<)
|
|
inherited-symbols (sort inherited-symbols #'string<))
|
|
`("" ;; dummy to preserve indentation.
|
|
"Name: " (:value ,package-name) (:newline)
|
|
|
|
"Nick names: " ,@(common-seperated-spec package-nicknames) (:newline)
|
|
|
|
,@(when (documentation package t)
|
|
`("Documentation:" (:newline)
|
|
,(documentation package t) (:newline)))
|
|
|
|
"Use list: " ,@(common-seperated-spec
|
|
package-use-list
|
|
(lambda (package)
|
|
`(:value ,package ,(package-name package))))
|
|
(:newline)
|
|
|
|
"Used by list: " ,@(common-seperated-spec
|
|
package-used-by-list
|
|
(lambda (package)
|
|
`(:value ,package ,(package-name package))))
|
|
(:newline)
|
|
|
|
,(display-link "present" present-symbols present-symbols-length
|
|
:title
|
|
(format nil "All present symbols of package \"~A\""
|
|
package-name)
|
|
:description
|
|
'("A symbol is considered present in a package if it's"
|
|
(:newline)
|
|
"\"accessible in that package directly, rather than"
|
|
(:newline)
|
|
"being inherited from another package.\""
|
|
(:newline)
|
|
"(CLHS glossary entry for `present')"
|
|
(:newline)))
|
|
|
|
(:newline)
|
|
,(display-link "external" external-symbols external-symbols-length
|
|
:title
|
|
(format nil "All external symbols of package \"~A\""
|
|
package-name)
|
|
:description
|
|
'("A symbol is considered external of a package if it's"
|
|
(:newline)
|
|
"\"part of the `external interface' to the package and"
|
|
(:newline)
|
|
"[is] inherited by any other package that uses the"
|
|
(:newline)
|
|
"package.\" (CLHS glossary entry of `external')"
|
|
(:newline)))
|
|
(:newline)
|
|
,(display-link "internal" internal-symbols internal-symbols-length
|
|
:title
|
|
(format nil "All internal symbols of package \"~A\""
|
|
package-name)
|
|
:description
|
|
'("A symbol is considered internal of a package if it's"
|
|
(:newline)
|
|
"present and not external---that is if the package is"
|
|
(:newline)
|
|
"the home package of the symbol, or if the symbol has"
|
|
(:newline)
|
|
"been explicitly imported into the package."
|
|
(:newline)
|
|
(:newline)
|
|
"Notice that inherited symbols will thus not be listed,"
|
|
(:newline)
|
|
"which deliberately deviates from the CLHS glossary"
|
|
(:newline)
|
|
"entry of `internal' because it's assumed to be more"
|
|
(:newline)
|
|
"useful this way."
|
|
(:newline)))
|
|
(:newline)
|
|
,(display-link "inherited" inherited-symbols inherited-symbols-length
|
|
:title
|
|
(format nil "All inherited symbols of package \"~A\""
|
|
package-name)
|
|
:description
|
|
'("A symbol is considered inherited in a package if it"
|
|
(:newline)
|
|
"was made accessible via USE-PACKAGE."
|
|
(:newline)))
|
|
(:newline)
|
|
,(display-link "shadowed" shadowed-symbols (length shadowed-symbols)
|
|
:title
|
|
(format nil "All shadowed symbols of package \"~A\""
|
|
package-name)
|
|
:description nil))))
|
|
|
|
|
|
(defmethod emacs-inspect ((pathname pathname))
|
|
`(,(if (wild-pathname-p pathname)
|
|
"A wild pathname."
|
|
"A pathname.")
|
|
(:newline)
|
|
,@(label-value-line*
|
|
("Namestring" (namestring pathname))
|
|
("Host" (pathname-host pathname))
|
|
("Device" (pathname-device pathname))
|
|
("Directory" (pathname-directory pathname))
|
|
("Name" (pathname-name pathname))
|
|
("Type" (pathname-type pathname))
|
|
("Version" (pathname-version pathname)))
|
|
,@ (unless (or (wild-pathname-p pathname)
|
|
(not (probe-file pathname)))
|
|
(label-value-line "Truename" (truename pathname)))))
|
|
|
|
(defmethod emacs-inspect ((pathname logical-pathname))
|
|
(append
|
|
(label-value-line*
|
|
("Namestring" (namestring pathname))
|
|
("Physical pathname: " (translate-logical-pathname pathname)))
|
|
`("Host: "
|
|
(:value ,(pathname-host pathname))
|
|
" ("
|
|
(:value ,(logical-pathname-translations
|
|
(pathname-host pathname)))
|
|
" other translations)"
|
|
(:newline))
|
|
(label-value-line*
|
|
("Directory" (pathname-directory pathname))
|
|
("Name" (pathname-name pathname))
|
|
("Type" (pathname-type pathname))
|
|
("Version" (pathname-version pathname))
|
|
("Truename" (if (not (wild-pathname-p pathname))
|
|
(probe-file pathname))))))
|
|
|
|
(defmethod emacs-inspect ((n number))
|
|
`("Value: " ,(princ-to-string n)))
|
|
|
|
(defun format-iso8601-time (time-value &optional include-timezone-p)
|
|
"Formats a universal time TIME-VALUE in ISO 8601 format, with
|
|
the time zone included if INCLUDE-TIMEZONE-P is non-NIL"
|
|
;; Taken from http://www.pvv.ntnu.no/~nsaa/ISO8601.html
|
|
;; Thanks, Nikolai Sandved and Thomas Russ!
|
|
(flet ((format-iso8601-timezone (zone)
|
|
(if (zerop zone)
|
|
"Z"
|
|
(multiple-value-bind (h m) (truncate (abs zone) 1.0)
|
|
;; Tricky. Sign of time zone is reversed in ISO 8601
|
|
;; relative to Common Lisp convention!
|
|
(format nil "~:[+~;-~]~2,'0D:~2,'0D"
|
|
(> zone 0) h (round (* 60 m)))))))
|
|
(multiple-value-bind (second minute hour day month year dow dst zone)
|
|
(decode-universal-time time-value)
|
|
(declare (ignore dow))
|
|
(format nil "~4,'0D-~2,'0D-~2,'0DT~2,'0D:~2,'0D:~2,'0D~:[~*~;~A~]"
|
|
year month day hour minute second
|
|
include-timezone-p (format-iso8601-timezone (if dst
|
|
(+ zone 1)
|
|
zone))))))
|
|
|
|
(defmethod emacs-inspect ((i integer))
|
|
(append
|
|
`(,(format nil "Value: ~D = #x~8,'0X = #o~O = #b~,,' ,8:B~@[ = ~E~]"
|
|
i i i i (ignore-errors (coerce i 'float)))
|
|
(:newline))
|
|
(when (< -1 i char-code-limit)
|
|
(label-value-line "Code-char" (code-char i)))
|
|
(label-value-line "Integer-length" (integer-length i))
|
|
(ignore-errors
|
|
(label-value-line "Universal-time" (format-iso8601-time i t)))))
|
|
|
|
(defmethod emacs-inspect ((c complex))
|
|
(label-value-line*
|
|
("Real part" (realpart c))
|
|
("Imaginary part" (imagpart c))))
|
|
|
|
(defmethod emacs-inspect ((r ratio))
|
|
(label-value-line*
|
|
("Numerator" (numerator r))
|
|
("Denominator" (denominator r))
|
|
("As float" (float r))))
|
|
|
|
(defmethod emacs-inspect ((f float))
|
|
(cond
|
|
((float-nan-p f)
|
|
;; try NaN first because the next tests may perform operations
|
|
;; that are undefined for NaNs.
|
|
(list "Not a Number."))
|
|
((not (float-infinity-p f))
|
|
(multiple-value-bind (significand exponent sign) (decode-float f)
|
|
(append
|
|
`("Scientific: " ,(format nil "~E" f) (:newline)
|
|
"Decoded: "
|
|
(:value ,sign) " * "
|
|
(:value ,significand) " * "
|
|
(:value ,(float-radix f)) "^"
|
|
(:value ,exponent) (:newline))
|
|
(label-value-line "Digits" (float-digits f))
|
|
(label-value-line "Precision" (float-precision f)))))
|
|
((> f 0)
|
|
(list "Positive infinity."))
|
|
((< f 0)
|
|
(list "Negative infinity."))))
|
|
|
|
(defun make-pathname-ispec (pathname position)
|
|
`("Pathname: "
|
|
(:value ,pathname)
|
|
(:newline) " "
|
|
,@(when position
|
|
`((:action "[visit file and show current position]"
|
|
,(lambda ()
|
|
(ed-in-emacs `(,pathname :position ,position :bytep t)))
|
|
:refreshp nil)
|
|
(:newline)))))
|
|
|
|
(defun make-file-stream-ispec (stream)
|
|
;; SBCL's socket stream are file-stream but are not associated to
|
|
;; any pathname.
|
|
(let ((pathname (ignore-errors (pathname stream))))
|
|
(when pathname
|
|
(make-pathname-ispec pathname (and (open-stream-p stream)
|
|
(file-position stream))))))
|
|
|
|
(defmethod emacs-inspect ((stream file-stream))
|
|
(multiple-value-bind (content)
|
|
(call-next-method)
|
|
(append (make-file-stream-ispec stream) content)))
|
|
|
|
(defmethod emacs-inspect ((condition stream-error))
|
|
(multiple-value-bind (content)
|
|
(call-next-method)
|
|
(let ((stream (stream-error-stream condition)))
|
|
(append (when (typep stream 'file-stream)
|
|
(make-file-stream-ispec stream))
|
|
content))))
|
|
|
|
(defun common-seperated-spec (list &optional (callback (lambda (v)
|
|
`(:value ,v))))
|
|
(butlast
|
|
(loop
|
|
for i in list
|
|
collect (funcall callback i)
|
|
collect ", ")))
|
|
|
|
(defun inspector-princ (list)
|
|
"Like princ-to-string, but don't rewrite (function foo) as #'foo.
|
|
Do NOT pass circular lists to this function."
|
|
(let ((*print-pprint-dispatch* (copy-pprint-dispatch)))
|
|
(set-pprint-dispatch '(cons (member function)) nil)
|
|
(princ-to-string list)))
|
|
|
|
(provide :swank-fancy-inspector)
|