[Fix clojure-emacs#2408] Auto-link to sesman session on cider-find-var

cider-find.el

@@ -59,13 +59,18 @@ the results to be displayed in a different window.  The default value is
 thing at point."
   (interactive "P")
   (cider-ensure-op-supported "info")
-  (if var
-      (cider--find-var var line)
-    (funcall (cider-prompt-for-symbol-function arg)
-             "Symbol"
-             (if (cider--open-other-window-p arg)
-                 #'cider--find-var-other-window
-               #'cider--find-var))))
+  (let ((orig-buff (current-buffer))
+        (session (sesman-current-session 'CIDER)))
+    (if var
+        (cider--find-var var line)
+      (funcall (cider-prompt-for-symbol-function arg)
+               "Symbol"
+               (if (cider--open-other-window-p arg)
+                   #'cider--find-var-other-window
+                 #'cider--find-var)))
+    (when (and (not (eq orig-buff (current-buffer)))
+               session)
+      (sesman-link-session 'CIDER session))))
 
 ;;;###autoload
 (defun cider-find-dwim-at-mouse (event)

cider.el

@@ -12,7 +12,7 @@
 ;; Maintainer: Bozhidar Batsov <bozhidar@batsov.com>
 ;; URL: http://www.github.com/clojure-emacs/cider
 ;; Version: 0.18.0-snapshot
-;; Package-Requires: ((emacs "25") (clojure-mode "5.9") (pkg-info "0.4") (queue "0.2") (spinner "1.7") (seq "2.16") (sesman "0.2"))
+;; Package-Requires: ((emacs "25") (clojure-mode "5.9") (pkg-info "0.4") (queue "0.2") (spinner "1.7") (seq "2.16") (sesman "0.3"))
 ;; Keywords: languages, clojure, cider
 
 ;; This program is free software: you can redistribute it and/or modify