Reload: we now remember user customizations and restore them during geiser-reload.

8 files changed, 41 insertions, 22 deletions

diff --git a/elisp/geiser-autodoc.el b/elisp/geiser-autodoc.el
index 4ecb8d9..5d8e35c 100644
--- a/elisp/geiser-autodoc.el
+++ b/elisp/geiser-autodoc.el
@@ -32,17 +32,17 @@
   'font-lock-function-name-face
   geiser-autodoc "highlighting procedure name in autodoc messages")
 
-(defcustom geiser-autodoc-delay 0.3
+(geiser-custom--defcustom geiser-autodoc-delay 0.3
   "Delay before autodoc messages are fetched and displayed, in seconds."
   :type 'number
   :group 'geiser-autodoc)
 
-(defcustom geiser-autodoc-display-module-p t
+(geiser-custom--defcustom geiser-autodoc-display-module-p t
   "Whether to display procedure module in autodoc strings."
   :type 'boolean
   :group 'geiser-autodoc)
 
-(defcustom geiser-autodoc-procedure-name-format "%s:%s"
+(geiser-custom--defcustom geiser-autodoc-procedure-name-format "%s:%s"
   "Format for displaying module and procedure name, in that order,
 when `geiser-autodoc-display-module-p' is on."
   :type 'string
diff --git a/elisp/geiser-custom.el b/elisp/geiser-custom.el
index 0b3460f..bdaac06 100644
--- a/elisp/geiser-custom.el
+++ b/elisp/geiser-custom.el
@@ -41,5 +41,22 @@
 
 
 
+;;; Reload support:
+
+(defvar geiser-custom--memoized-vars nil)
+
+(defmacro geiser-custom--defcustom (name &rest body)
+  `(progn
+     (add-to-list 'geiser-custom--memoized-vars ',name)
+     (defcustom ,name ,@body)))
+
+(defun geiser-custom--memoized-state ()
+  (let ((result))
+    (dolist (name geiser-custom--memoized-vars result)
+      (when (boundp name)
+        (push (cons name (symbol-value name)) result)))))
+
+
+
 (provide 'geiser-custom)
 ;;; geiser-custom.el ends here
diff --git a/elisp/geiser-edit.el b/elisp/geiser-edit.el
index 156493a..629db8b 100644
--- a/elisp/geiser-edit.el
+++ b/elisp/geiser-edit.el
@@ -22,7 +22,7 @@
 ;;; Customization:
 
 (defmacro geiser-edit--define-custom-visit (var group doc)
-  `(defcustom ,var nil
+  `(geiser-custom--defcustom ,var nil
      ,doc
      :group ',group
      :type '(choice (const :tag "Other window" window)
diff --git a/elisp/geiser-impl.el b/elisp/geiser-impl.el
index 1725907..e0e4a39 100644
--- a/elisp/geiser-impl.el
+++ b/elisp/geiser-impl.el
@@ -12,6 +12,7 @@
 
 
 (require 'geiser-eval)
+(require 'geiser-custom)
 (require 'geiser-base)
 (require 'geiser-completion)
 
@@ -22,17 +23,17 @@
   "Generic support for multiple Scheme implementations."
   :group 'geiser)
 
-(defcustom geiser-impl-default-implementation nil
+(geiser-custom--defcustom geiser-impl-default-implementation nil
   "Symbol naming the default Scheme implementation."
   :type 'symbol
   :group 'geiser-impl)
 
-(defcustom geiser-impl-installed-implementations nil
+(geiser-custom--defcustom geiser-impl-installed-implementations nil
   "Initial list of installed Scheme implementations."
   :type '(repeat symbol)
   :group 'geiser-impl)
 
-(defcustom geiser-impl-implementations-alist nil
+(geiser-custom--defcustom geiser-impl-implementations-alist nil
   "A map from regular expressions or directories to implementations.
 When opening a new file, its full path will be matched against
 each one of the regular expressions or directories in this map in order to
diff --git a/elisp/geiser-mode.el b/elisp/geiser-mode.el
index a1e2e30..571e750 100644
--- a/elisp/geiser-mode.el
+++ b/elisp/geiser-mode.el
@@ -33,18 +33,18 @@
   "Mode enabling Geiser abilities in Scheme buffers &co.."
   :group 'geiser)
 
-(defcustom geiser-mode-autodoc-p t
+(geiser-custom--defcustom geiser-mode-autodoc-p t
   "Whether `geiser-autodoc-mode' gets enabled by default in Scheme buffers."
   :group 'geiser-mode
   :group 'geiser-autodoc
   :type 'boolean)
 
-(defcustom geiser-mode-company-p t
+(geiser-custom--defcustom geiser-mode-company-p t
   "Whether to use company-mode for completion, if available."
   :group 'geiser-mode
   :type 'boolean)
 
-(defcustom geiser-mode-smart-tab-p nil
+(geiser-custom--defcustom geiser-mode-smart-tab-p nil
   "Whether `geiser-smart-tab-mode' gets enabled by default in Scheme buffers."
   :group 'geiser-mode
   :type 'boolean)
diff --git a/elisp/geiser-plt.el b/elisp/geiser-plt.el
index ab194b7..86073e5 100644
--- a/elisp/geiser-plt.el
+++ b/elisp/geiser-plt.el
@@ -25,7 +25,7 @@
   "Customization for Geiser's PLT flavour."
   :group 'geiser)
 
-(defcustom geiser-plt-binary
+(geiser-custom--defcustom geiser-plt-binary
   (cond ((eq system-type 'windows-nt) "MzScheme.exe")
         ((eq system-type 'darwin) "mzscheme")
         (t "mzscheme"))
@@ -33,12 +33,12 @@
   :type '(choice string (repeat string))
   :group 'geiser-plt)
 
-(defcustom geiser-plt-collects nil
+(geiser-custom--defcustom geiser-plt-collects nil
   "A list of paths to be added to mzscheme's collection directories."
   :type '(repeat file)
   :group 'geiser-plt)
 
-(defcustom geiser-plt-init-file "~/.plt-geiser"
+(geiser-custom--defcustom geiser-plt-init-file "~/.plt-geiser"
   "Initialization file with user code for the mzscheme REPL."
   :type 'string
   :group 'geiser-plt)
diff --git a/elisp/geiser-reload.el b/elisp/geiser-reload.el
index 80d6a17..d3b62eb 100644
--- a/elisp/geiser-reload.el
+++ b/elisp/geiser-reload.el
@@ -14,6 +14,7 @@
 (require 'geiser-impl)
 (require 'geiser-repl)
 (require 'geiser-mode)
+(require 'geiser-custom)
 (require 'geiser-base)
 (require 'geiser)
 
@@ -66,14 +67,14 @@ loaded again."
                 (file-exists-p (expand-file-name "geiser-reload.elc" dir)))
       (error "%s does not contain Geiser!" dir))
     (let ((installed (featurep 'geiser-install))
-          (installed-impls geiser-impl-installed-implementations)
+          (memo (geiser-custom--memoized-state))
           (impls geiser-impl--impls)
           (repls (geiser-repl--repl-list))
           (buffers (geiser-mode--buffers)))
       (geiser-unload)
       (setq load-path (remove old-dir load-path))
       (add-to-list 'load-path dir)
-      (setq geiser-impl-installed-implementations installed-impls)
+      (mapc (lambda (x) (set (car x) (cdr x))) memo)
       (require 'geiser-reload)
       (when installed (require 'geiser-install nil t))
       (geiser-impl--reload-implementations impls)
diff --git a/elisp/geiser-repl.el b/elisp/geiser-repl.el
index fe2f6a4..e8e4975 100644
--- a/elisp/geiser-repl.el
+++ b/elisp/geiser-repl.el
@@ -27,41 +27,41 @@
   "Interacting with the Geiser REPL."
   :group 'geiser)
 
-(defcustom geiser-repl-use-other-window t
+(geiser-custom--defcustom geiser-repl-use-other-window t
   "Whether to Use a window other than the current buffer's when
 switching to the Geiser REPL buffer."
   :type 'boolean
   :group 'geiser-repl)
 
-(defcustom geiser-repl-window-allow-split t
+(geiser-custom--defcustom geiser-repl-window-allow-split t
   "Whether to allow window splitting when switching to the Geiser
 REPL buffer."
   :type 'boolean
   :group 'geiser-repl)
 
-(defcustom geiser-repl-history-filename (expand-file-name "~/.geiser_history")
+(geiser-custom--defcustom geiser-repl-history-filename (expand-file-name "~/.geiser_history")
   "File where REPL input history is saved, so that it persists between sessions.
 This is actually the base name: the concrete Scheme
 implementation name gets appended to it."
   :type 'filename
   :group 'geiser-repl)
 
-(defcustom geiser-repl-history-size comint-input-ring-size
+(geiser-custom--defcustom geiser-repl-history-size comint-input-ring-size
   "Maximum size of the saved REPL input history."
   :type 'integer
   :group 'geiser-repl)
 
-(defcustom geiser-repl-autodoc-p t
+(geiser-custom--defcustom geiser-repl-autodoc-p t
   "Whether to enable `geiser-autodoc-mode' in the REPL by default."
   :type 'boolean
   :group 'geiser-repl)
 
-(defcustom geiser-repl-company-p t
+(geiser-custom--defcustom geiser-repl-company-p t
   "Whether to use company-mode for completion, if available."
   :group 'geiser-mode
   :type 'boolean)
 
-(defcustom geiser-repl-read-only-prompt-p t
+(geiser-custom--defcustom geiser-repl-read-only-prompt-p t
   "Whether the REPL's prompt should be read-only."
   :type 'boolean
   :group 'geiser-repl)