From 5ee2ae03e7d835995fa20c12a316bf52795cedf5 Mon Sep 17 00:00:00 2001
From: jao <jao@gnu.org>
Date: Mon, 28 Sep 2026 21:52:40 +0100
Subject: wee improvements

---
 lib/doc/jao-words.el | 53 +++++++++++++++++++++++++++-------------------------
 1 file changed, 28 insertions(+), 25 deletions(-)

(limited to 'lib/doc/jao-words.el')

diff --git a/lib/doc/jao-words.el b/lib/doc/jao-words.el
index 52e5093..5d5111d 100644
--- a/lib/doc/jao-words.el
+++ b/lib/doc/jao-words.el
@@ -24,13 +24,12 @@
 
 ;;; Code:
 
-(defun jao-words--count-words (raw-word-list)
-  (cl-loop with result = nil
-           for elt in raw-word-list
-           do (cl-incf (cdr (or (assoc elt result)
-                                (car (push (cons elt 0) result)))))
-           finally return (sort result
-                                (lambda (a b) (string< (car a) (car b))))))
+(require 'org)
+(require 'cl-lib)
+
+(defvar jao-words-min-length 3)
+(defvar jao-words-max-lines 12)
+(defvar jao-words-min-line-distance 10)
 
 (defun jao-words--word-lines (buffer word)
   (let ((lines nil)
@@ -40,36 +39,40 @@
     (with-current-buffer buffer
       (save-excursion
         (goto-char (point-min))
-        (while (and (re-search-forward rx nil t) (< (length lines) 12))
+        (while (and (< (length lines) jao-words-max-lines)
+                    (re-search-forward rx nil t))
           (let* ((line (line-number-at-pos))
                  (d (- line (or last-line line))))
-            (when (<= d 10)
+            (when (< d jao-words-min-line-distance)
               (when last-line
-                (push last-line lines)
-                (push line lines)))
-            (setq last-line (line-number-at-pos))))))
+                (cl-pushnew last-line lines)
+                (cl-pushnew line lines)))
+            (setq last-line line)))))
     (mapconcat #'number-to-string (nreverse lines) " ")))
 
+;;;###autoload
 (defun jao-words-show-stats ()
   (interactive)
-  (let* ((words (split-string (downcase (buffer-string)) "\\W+" t))
-         (word-list (jao-words--count-words words))
-         (buffer (current-buffer)))
+  (let ((counts (make-hash-table :test 'equal))
+        (buffer (current-buffer)))
+    (seq-each (lambda (word)
+                (when (>= (length word) jao-words-min-length)
+                  (puthash word (1+ (gethash word counts 0)) counts)))
+              (split-string (downcase (buffer-string)) "\\W+" t))
     (with-current-buffer (get-buffer-create "*word-statistics*")
       (erase-buffer)
       (insert "| word | occurences | lines |
                |-----------+------------|--------------------|\n")
-      (dolist (elt word-list)
-        (let* ((word (car elt))
-               (count (cdr elt))
-               (lines (jao-words--word-lines buffer word)))
-          (insert (format "| %s | %d | %s |\n" word count lines))))
+      (maphash (lambda (word count)
+                 (let ((lines (jao-words--word-lines buffer word)))
+                   (insert (format "| %s | %d | %s |\n" word count lines))))
+               counts)
       (org-mode)
-      (indent-region (point-min) (point-max))
-      (goto-char 5)
-      (forward-line 2)
-      (org-table-next-field)
-      (org-table-sort-lines nil ?N)))
+      (org-table-goto-line 2)
+      (org-table-goto-column 2)
+      (org-table-sort-lines nil ?N)
+      (org-table-align)
+      (org-table-goto-line 2)))
   (pop-to-buffer "*word-statistics*"))
 
 
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