Simplifying

This commit is contained in:
dominik martinez 2024-02-29 19:43:09 -05:00
parent b04c59dfc7
commit df884561b6

View file

@ -31,7 +31,6 @@
;;; Code:
(require 'eglot)
(require 'jsonrpc)
(require 'gud)
@ -40,20 +39,20 @@
:prefix "gudap-"
:group 'applications)
(defclass gudap-connection ()
(defclass gudap-server ()
((name
:initarg :name)
(-process
:initarg :process
:accessor gudap--process)
(-expected-bytes
:accessor gudap--expected-bytes)
(dap-process
:initarg :dap-process
:accessor gudap-dap-process)
(expected-bytes
:accessor gudap-expected-bytes)
(gud-buffer
:initarg :gud-buffer
:accessor gudap-gud-buffer)
(next-seq
:initform 1
:accessor gudap--next-seq)
:accessor gudap-next-seq)
(initialized
:initform nil
:accessor gudap-initialized)
@ -61,10 +60,7 @@
:initform (make-hash-table :test 'equal)
:accessor gudap-breakpoints)
(capabilities
:accessor gudap-capabilities)
(request-args ;; map of req_seq to list of request arguments
:initform (make-hash-table)
:accessor gudap-request-args)))
:accessor gudap-capabilities)))
(defvar gudap-server-programs-and-launch
'(((elixir-mode elixir-ts-mode) . ("elixir-ls-debug"))
@ -116,20 +112,17 @@
:noquery t
:connection-type 'pipe
:coding 'utf-8-emacs-unix))
(conn (make-instance 'gudap-connection
:name readable-name
:process dap-proc
:gud-buffer gud-buffer)))
(process-put dap-proc 'gudap-connection conn)
(setq gudap-active-server conn)
(gudap-send-request conn 'initialize (gudap--initialize-arguments))))
(server (make-instance 'gudap-server
:name readable-name
:dap-process dap-proc
:gud-buffer gud-buffer)))
(process-put dap-proc 'gudap-server server)
(setq gudap-active-server server)
(gudap-send-request server 'initialize (gudap--initialize-arguments))))
(cl-defgeneric gudap-send-request (server command arguments))
(cl-defmethod gudap-send-request (server command arguments &optional extra)
(puthash (gudap--next-seq server)
(append arguments extra)
(gudap-request-args server))
(gudap--connection-send
server
(list :type "request"
@ -137,38 +130,15 @@
:arguments arguments)))
(cl-defgeneric gudap-handle-response (server command req-args success body))
(cl-defgeneric gudap-handle-response (server command success body)
"Handler for DAP response.")
(cl-defmethod gudap-handle-response (server (type (eql initialize)) req-args success body)
(cl-defmethod gudap-handle-response (_server (_type (eql initialize)) _success _body)
(gudap--message "initialized"))
(cl-defmethod gudap-handle-response (server (type (eql setBreakpoints)) req-args (success (eql t)) body)
(let ((req-path (gudap--path (plist-get req-args :source)))
(req-breakpoints (plist-get req-args :breakpoints))
(res-breakpoints (plist-get body :breakpoints)))
(if (not (eql (length req-breakpoints) (length res-breakpoints)))
(gudap--message "mismatched breakpoints, ignoring")
(let ((valid-breakpoints (cl-loop for req-bp across req-breakpoints
for res-bp across res-breakpoints
for req-line = (plist-get req-bp :line)
for res-line = (plist-get res-bp :line)
if (plist-get res-bp :verified)
collect (list :line (or res-line req-line)))))
(puthash req-path valid-breakpoints (gudap-breakpoints server))))))
(cl-defmethod gudap-handle-response (server (type (eql setBreakpoints)) (success (eql t)) body))
(cl-defmethod gudap-handle-response (server (type (eql stackTrace)) req-args (success (eql t)) body)
(if (plist-get req-args :show)
(cl-destructuring-bind (&key stackFrames &allow-other-keys) body
(if (length> stackFrames 0)
(let* ((cur-frame (aref stackFrames 0))
(path (gudap--path (plist-get cur-frame :source)))
(line (plist-get cur-frame :line)))
(if (> line 0)
(progn
(setq gud-last-frame (cons path line))
(gud-display-frame))))))))
(cl-defmethod gudap-handle-response (server command req-args success body)
(cl-defmethod gudap-handle-response (server command success body)
(gudap--message "unknown response: %s" body))
(cl-defgeneric gudap-handle-event (server event body))
@ -187,12 +157,7 @@
(cl-defmethod gudap-handle-event (server (event (eql initialized)) body)
(setf (gudap-initialized server) t))
(cl-defmethod gudap-handle-event (server (event (eql stopped)) body)
(cl-destructuring-bind (&key reason threadId &allow-other-keys) body
(pcase reason
("breakpoint"
(gudap-gud-output server (format "breakpoint hit"))
(gudap-send-request server 'stackTrace `(:threadId ,threadId) '(:show t))))))
(cl-defmethod gudap-handle-event (server (event (eql stopped)) body))
(cl-defgeneric gudap-handle-request (server command arguments))
@ -234,6 +199,7 @@
(defvar gudap--in-process-filter nil
"Non-nil if inside `dap--process-filter'.")
;; taken from jsonrpc.el
(cl-defun gudap--process-filter (proc string)
"Called when new data STRING has arrived for PROC."
(when gudap--in-process-filter
@ -250,8 +216,8 @@
(when (buffer-live-p (process-buffer proc))
(with-current-buffer (process-buffer proc)
(let* ((gudap--in-process-filter t)
(connection (process-get proc 'gudap-connection))
(expected-bytes (gudap--expected-bytes connection)))
(server (process-get proc 'gudap-server))
(expected-bytes (gudap-expected-bytes server)))
;; Insert the text, advancing the process marker.
;;
(save-excursion
@ -302,7 +268,7 @@
;; buffer, shielding proc buffer from
;; tamper
(with-temp-buffer
(gudap--connection-receive connection
(gudap--connection-receive server
json-message)))))
(goto-char message-end)
(let ((inhibit-read-only t))
@ -314,7 +280,7 @@
(setq done :waiting-for-more-bytes-in-this-message))))))))
;; Saved parsing state for next visit to this filter
;;
(setf (gudap--expected-bytes connection) expected-bytes))))))
(setf (gudap-expected-bytes server) expected-bytes))))))
(defun gudap--connection-receive (conn message)
(gudap--message "received message: %s" message)
@ -325,15 +291,13 @@
(gudap-handle-event conn (intern event) body))
(;; response
(string-equal type "response")
(let ((request-args (gethash request_seq (gudap-request-args conn))))
(gudap-handle-response conn (intern command) request-args success body)
(remhash request_seq (gudap-request-args conn))))
(gudap-handle-response conn (intern command) success body))
(;; reverse request
(string-equal type "request")
(gudap-handle-request conn (intern command) arguments)))))
(defun gudap--connection-send (conn message)
(setq message (plist-put message :seq (gudap--next-seq conn)))
(setq message (plist-put message :seq (gudap-next-seq conn)))
(gudap--message "sent message: %s" message)
(let* ((json-object-type 'plist)
(json (jsonrpc--json-encode message))
@ -341,8 +305,8 @@
(content (cl-loop for (header . value) in headers
concat (concat header ": " value "\r\n") into header-section
finally return (format "%s\r\n%s" header-section json))))
(process-send-string (gudap--process conn) content))
(setf (gudap--next-seq conn) (1+ (gudap--next-seq conn))))
(process-send-string (gudap-dap-process conn) content))
(setf (gudap-next-seq conn) (1+ (gudap-next-seq conn))))
;;;###autoload
(provide 'gudap)