[inspector] Add function and binding for toggling view mode

Author: alexander-yakushev

CHANGELOG.md

@@ -4,6 +4,8 @@
 
 ### New features
 
+- [#3692](https://github.com/clojure-emacs/cider/pull/3692): Add ability to switch view modes in the ispector (bound to `v`).
+
 ### Changes
 
 - Bump the injected `cider-nrepl` to [0.49.0](https://github.com/clojure-emacs/cider-nrepl/blob/master/CHANGELOG.md#0490-2024-06-02).

cider-inspector.el

@@ -124,6 +124,7 @@ by clicking or navigating to them by other means."
     (define-key map "a" #'cider-inspector-set-max-atom-length)
     (define-key map "c" #'cider-inspector-set-max-coll-size)
     (define-key map "C" #'cider-inspector-set-max-nested-depth)
+    (define-key map "v" #'cider-inspector-toggle-view-mode)
     (define-key map "d" #'cider-inspector-def-current-val)
     (define-key map "t" #'cider-inspector-tap-current-val)
     (define-key map "1" #'cider-inspector-tap-at-point)
@@ -353,6 +354,14 @@ MAX-NESTED-DEPTH is the new value."
     (when (nrepl-dict-get result "value")
       (cider-inspector--render-value result 'v2))))
 
+(defun cider-inspector-toggle-view-mode ()
+  "Toggle the view mode of the inspector between normal and object view mode."
+  (interactive)
+  (let ((result (cider-nrepl-send-sync-request `("op" "inspect-toggle-view-mode")
+                                               cider-inspector--current-repl)))
+    (when (nrepl-dict-get result "value")
+      (cider-inspector--render-value result 'v2))))
+
 (defcustom cider-inspector-preferred-var-names nil
   "The preferred var names to be suggested by `cider-inspector-def-current-val'.
 

doc/modules/ROOT/pages/debugging/inspector.adoc

@@ -76,6 +76,10 @@ You'll have access to additional keybindings in the inspector buffer
 | `cider-inspector-set-max-atom-length`
 | Set a new maximum length above which nested atoms (non-collections) are truncated
 
+| kbd:[v]
+| `cider-inspector-toggle-view-mode`
+| Switch the rendering of the current value between `:normal` and `:object` view mode. In `:object` mode, any value is rendered as a plain Java object (by displaying its fields) instead of custom rendering rules that the Inspector applies in `:normal` mode.
+
 | kbd:[d]
 | `cider-inspector-def-current-val`
 | Defines a var in the REPL namespace with current inspector value. If you tend to always choose the same name(s), you may want to set the `cider-inspector-preferred-var-names` customization option.