Add hydra for GUD

emacs/init.org

@@ -5438,3 +5438,32 @@ necessary on Linux.
     :if (eq window-system 'x)
     :hook (after-init . clipmon-mode-start))
 #+END_SRC
+
+* GUD
+Emacs ships with a built-in debugger interface that I primarily use
+for PDB. The default keybindings are RSI-inducing, so here's a hydra
+to use instead:
+#+BEGIN_SRC emacs-lisp
+  (defhydra hydra-gud (:hint nil)
+    "
+ _n_: step over _b_: set breakpoint _e_: execute statement _l_: refresh buffer
+ _s_: step into _d_: remove breakpoint _p_: print statement _q_: quit hyra
+ _>_: up stack frame _f_: finish function _w_: watch expression
+ _<_: down stack frame _c_: continue
+  "
+    (">" gud-up)
+    ("<" gud-down)
+    ("b" gud-break)
+    ("d" gud-remove)
+    ("e" gud-statement)
+    ("f" gud-finish)
+    ("l" gud-refresh)
+    ("n" gud-next)
+    ("p" gud-print)
+    ("c" gud-cont :color blue)
+    ("s" gud-step)
+    ("w" gud-watch)
+    ("q" nil))
+
+  (leader-def-key "cg" #'hydra-gud/body)
+#+END_SRC