Address compiler warnings

Depend on Org 9.6 for `org-fold-show-context'.

org-roam-db.el

@@ -337,7 +337,7 @@ If HASH is non-nil, use that as the file's hash without recalculating it."
       (let* ((begin (match-beginning 0))
              (element (org-element-context))
              (type (org-element-type element))
-             link bounds)
+             link)
         (cond
          ;; Links correctly recognized by Org Mode
          ((eq type 'link)
@@ -581,7 +581,8 @@ in `org-roam-db-sync'."
         (emacsql-with-transaction (org-roam-db)
           (org-with-wide-buffer
            (org-set-regexps-and-options 'tags-only)
-           (org-refresh-category-properties)
+           ;; Org doesn't use this anymore, so we probably should stop too.
+           ;; (org-refresh-category-properties)
            (org-roam-db-clear-file)
            (org-roam-db-insert-file content-hash)
            (org-roam-db-insert-file-node)

org-roam-id.el

@@ -55,11 +55,10 @@ With optional argument MARKERP, return the position as a new marker."
   (let ((node (org-roam-populate (org-roam-node-create :id id))))
     (when-let ((file (org-roam-node-file node)))
       (if markerp
-          (unwind-protect
-              (let ((buffer (or (find-buffer-visiting file)
-                                (find-file-noselect file))))
-                (with-current-buffer buffer
-                  (move-marker (make-marker) (org-roam-node-point node) buffer))))
+          (let ((buffer (or (find-buffer-visiting file)
+                            (find-file-noselect file))))
+            (with-current-buffer buffer
+              (move-marker (make-marker) (org-roam-node-point node) buffer)))
         (cons (org-roam-node-file node)
               (org-roam-node-point node))))))
 

org-roam-mode.el

@@ -319,7 +319,7 @@ To toggle its display use `org-roam-buffer-toggle' command.")
 
 (define-inline org-roam-buffer--visibility ()
   "Return the current visibility state of the persistent `org-roam-buffer'.
-Valid states are 'visible, 'exists and 'none."
+Valid states are `visible', `exists' and `none'."
   (declare (side-effect-free t))
   (inline-quote
    (cond

org-roam-node.el

@@ -32,6 +32,7 @@
 ;; interactively.
 ;;
 ;;; Code:
+(require 'crm)
 (require 'org-roam)
 
 ;;; Options
@@ -446,12 +447,11 @@ GROUP BY id")))
 ;;;; Finders
 (defun org-roam-node-marker (node)
   "Get the marker for NODE."
-  (unwind-protect
-      (let* ((file (org-roam-node-file node))
-             (buffer (or (find-buffer-visiting file)
-                         (find-file-noselect file))))
-        (with-current-buffer buffer
-          (move-marker (make-marker) (org-roam-node-point node) buffer)))))
+  (let* ((file (org-roam-node-file node))
+         (buffer (or (find-buffer-visiting file)
+                     (find-file-noselect file))))
+    (with-current-buffer buffer
+      (move-marker (make-marker) (org-roam-node-point node) buffer))))
 
 (defun org-roam-node-open (node &optional cmd force)
   "Go to the node NODE.
@@ -1057,7 +1057,7 @@ and when nil is returned the node will be filtered out."
   (let ((node (org-roam-node-at-point 'assert)))
     (save-excursion
       (goto-char (org-roam-node-point node))
-      (org-roam-property-add "ROAM_REFS" (if (memq " " (string-to-list ref))
+      (org-roam-property-add "ROAM_REFS" (if (member " " (string-to-list ref))
                                              (concat "\"" ref "\"")
                                            ref)))))
 

org-roam-utils.el

@@ -72,11 +72,10 @@ Like `string-equal', but case-insensitive."
 (defun org-roam-whitespace-content (s)
   "Return the whitespace content at the end of S."
   (with-temp-buffer
-    (let ((c 0))
-      (insert s)
-      (skip-chars-backward " \t\n")
-      (buffer-substring-no-properties
-       (point) (point-max)))))
+    (insert s)
+    (skip-chars-backward " \t\n")
+    (buffer-substring-no-properties
+     (point) (point-max))))
 
 (defun org-roam-strip-comments (s)
   "Strip Org comments from string S."
@@ -85,7 +84,8 @@ Like `string-equal', but case-insensitive."
     (goto-char (point-min))
     (while (not (eobp))
       (if (org-at-comment-p)
-          (delete-region (point-at-bol) (progn (forward-line) (point)))
+          (delete-region (line-beginning-position)
+                         (progn (forward-line) (point)))
         (forward-line)))
     (buffer-string)))
 

org-roam.el

@@ -186,7 +186,7 @@ in the list is found.
 By default, `executable-find' will be used to look up the path to
 the executable. If a custom path is required, it can be specified
 together with the method symbol as a cons cell. For example:
-'(find (rg . \"/path/to/rg\"))."
+\\='(find (rg . \"/path/to/rg\"))."
   :type '(set
           (const :tag "find" find)
           (const :tag "fd" fd)