From 87af9354491a6faf7cec13d45f303e1eca7e50f0 Mon Sep 17 00:00:00 2001
From: Jose Antonio Ortega Ruiz <jao@gnu.org>
Date: Tue, 28 Dec 2010 04:11:46 +0100
Subject: Finer grained maintenance of autodoc's cache

---
 elisp/geiser-autodoc.el | 11 +++++++++--
 elisp/geiser-compile.el |  2 +-
 elisp/geiser-debug.el   |  7 +++++--
 elisp/geiser-syntax.el  |  3 ++-
 4 files changed, 17 insertions(+), 6 deletions(-)

diff --git a/elisp/geiser-autodoc.el b/elisp/geiser-autodoc.el
index 1befb74..04f450e 100644
--- a/elisp/geiser-autodoc.el
+++ b/elisp/geiser-autodoc.el
@@ -54,8 +54,15 @@ when `geiser-autodoc-display-module-p' is on."
 (make-variable-buffer-local
  (defvar geiser-autodoc--cached-signatures nil))
 
-(defsubst geiser-autodoc--clean-cache ()
-  (setq geiser-autodoc--cached-signatures nil))
+(defun geiser-autodoc--clean-cache (&optional whole)
+  (if whole
+      (setq geiser-autodoc--cached-signatures nil)
+    (let ((s (car (last (geiser-syntax--locals-around-point nil nil))))
+          (cache))
+      (when s
+        (dolist (item geiser-autodoc--cached-signatures)
+          (unless (string-equal s (car item)) (push item cache)))
+        (setq geiser-autodoc--cached-signatures (nreverse cache))))))
 
 (defun geiser-autodoc--save-signatures (ret)
   (let ((res (geiser-eval--retort-result ret)))
diff --git a/elisp/geiser-compile.el b/elisp/geiser-compile.el
index bc9aace..f59f9e5 100644
--- a/elisp/geiser-compile.el
+++ b/elisp/geiser-compile.el
@@ -39,7 +39,7 @@
          (path (cdr b/p))
          (msg (format "%s %s ..." msg path)))
     (message msg)
-    (geiser-autodoc--clean-cache)
+    (geiser-autodoc--clean-cache t)
     (geiser-compile--display-result
      msg (geiser-eval--send/wait
           `(,(if compile-p :comp-file :load-file) ,path)))))
diff --git a/elisp/geiser-debug.el b/elisp/geiser-debug.el
index 76865f3..02b463e 100644
--- a/elisp/geiser-debug.el
+++ b/elisp/geiser-debug.el
@@ -145,9 +145,12 @@ buffer.")
          (ret (geiser-eval--send/wait code))
          (res (geiser-eval--retort-result-str ret))
          (err (geiser-eval--retort-error ret)))
-    (geiser-autodoc--clean-cache)
     (when and-go (funcall and-go))
-    (when (not err) (message "%s" res))
+    (when (not err)
+      (save-excursion
+        (goto-char (/ (+ end start) 2))
+        (geiser-autodoc--clean-cache))
+      (message "%s" res))
     (geiser-debug--display-retort (geiser-syntax--scheme-str str) ret res)))
 
 (defun geiser-debug--expand-region (start end all wrap)
diff --git a/elisp/geiser-syntax.el b/elisp/geiser-syntax.el
index eff1e41..8428f49 100644
--- a/elisp/geiser-syntax.el
+++ b/elisp/geiser-syntax.el
@@ -320,7 +320,8 @@ implementation-specific entries for font-lock-keywords.")
                      (prev (and (geiser-syntax--keywordp prev)
                                 (list prev))))
                 (push `(,(car form) ,pos ,@prev) path)))))))
-    (mapcar (lambda (e) (cons (format "%s" (car e)) (cdr e)))
+    (mapcar (lambda (e)
+              (cons (substring-no-properties (format "%s" (car e))) (cdr e)))
             (nreverse path))))
 
 (defsubst geiser-syntax--binding-form-p (bfs sbfs f)
-- 
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