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dap-go.el
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;;; dap-go.el --- Debug Adapter Protocol mode for Go -*- lexical-binding: t; -*-
;; Copyright (C) 2018 Aya Igarashi
;; Author: Aya Igarashi <[email protected]>
;; Keywords: languages
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <https://www.gnu.org/licenses/>.
;; URL: https://github.com/yyoncho/dap-mode
;; Package-Requires: ((emacs "25.1") (dash "2.14.1") (lsp-mode "4.0"))
;; Version: 0.2
;;; Commentary:
;; Adapter for https://github.com/golang/vscode-go
;;; Code:
(require 'dap-mode)
(require 'dap-utils)
(defcustom dap-go-debug-path (expand-file-name "vscode/golang.go" dap-utils-extension-path)
"The path to go vscode extension."
:group 'dap-go
:type 'string)
(defcustom dap-go-debug-program
`("node"
,(let ((old (f-join dap-go-debug-path "extension/out/src/debugAdapter/goDebug.js"))
(new (f-join dap-go-debug-path "extension/dist/debugAdapter.js")))
(if (f-exists? old)
(progn
(lsp--warn "Go debug adapter is outdated; some features will not work properly (map debugging).\n\
Update `dap-go' using `C-u M-x dap-go-setup'")
old)
new)))
"The path to the go debugger."
:group 'dap-go
:type '(repeat string))
(defcustom dap-go-delve-path (or (executable-find "dlv")
(expand-file-name "dlv" (expand-file-name "bin" (getenv "GOPATH"))))
"The path to the delve command."
:group 'dap-go
:type 'string)
(dap-utils-vscode-setup-function "dap-go" "golang" "go" dap-go-debug-path "0.32.0")
(defun dap-go--populate-default-args (conf)
"Populate CONF with the default arguments."
(lwarn '(dap-go) :warning
"`dap-go' is deprecated. Use `dap-dlv-go' instead.
See https://emacs-lsp.github.io/dap-mode/page/configuration/#go")
(setq conf (pcase (plist-get conf :mode)
("auto" (dap-go--populate-auto-args conf))
("debug" (dap--put-if-absent conf :program (f-dirname (buffer-file-name))))
("exec" (dap--put-if-absent conf :program (read-file-name "enter full path to executable without tilde:")))
("remote" (dap--put-if-absent conf :program (f-dirname (buffer-file-name)))
(dap--put-if-absent conf :host (read-string "enter host:" "127.0.0.1"))
(dap--put-if-absent conf :port (string-to-number (read-string "Enter port: " "2345"))))
("local"
(dap--put-if-absent conf :cwd (f-dirname (buffer-file-name)))
(dap--put-if-absent conf :processId (string-to-number (read-string "Enter pid: " "2345"))))
))
(if (stringp (plist-get conf :args)) (plist-put conf :args (split-string (plist-get conf :args))) ())
(-> conf
(dap--put-if-absent :dap-server-path dap-go-debug-program)
(dap--put-if-absent :dlvToolPath dap-go-delve-path)
(dap--put-if-absent :packagePathToGoModPathMap
(ht<-alist `((,(f-dirname (buffer-file-name)) . ,(lsp-find-session-folder (lsp-session) (buffer-file-name))))))
(dap--put-if-absent :type "go")
(dap--put-if-absent :name "Go Debug")))
(defun dap-go--populate-auto-args (conf)
"Populate auto arguments."
(dap--put-if-absent conf :program (buffer-file-name))
(if (string-suffix-p "_test.go" (buffer-file-name))
(plist-put conf :mode "test")
(plist-put conf :mode "debug")))
(dap-register-debug-provider "go" 'dap-go--populate-default-args)
(dap-register-debug-template "Go Launch File Configuration"
(list :type "go"
:request "launch"
:name "Launch File"
:mode "auto"
:program nil
:buildFlags nil
:args nil
:env nil
:envFile nil))
(dap-register-debug-template "Go Launch Debug Package Configuration"
(list :type "go"
:request "launch"
:name "Launch Debug Package"
:mode "debug"
:program nil
:buildFlags nil
:args nil
:env nil
:envFile nil))
(dap-register-debug-template "Go Launch Unoptimized Debug Package Configuration"
(list :type "go"
:request "launch"
:name "Launch Unoptimized Debug Package"
:mode "debug"
:program nil
:buildFlags "-gcflags '-N -l'"
:args nil
:env nil
:envFile nil))
(dap-register-debug-template "Go Launch Executable Configuration"
(list :type "go"
:request "launch"
:name "Launch Executable"
:mode "exec"
:program nil
:args nil
:env nil
:envFile nil))
(dap-register-debug-template "Go Attach Executable Configuration"
(list :type "go"
:request "attach"
:name "Attach to Executable"
:mode "local"
:program nil
:args nil
:env nil
:envFile nil))
(dap-register-debug-template "Go Connect Remote dlv Configuration"
(list :type "go"
:request "launch"
:name "Connect to Remote dlv"
:mode "remote"
:program nil
:args nil
:env nil
:envFile nil))
(provide 'dap-go)
;;; dap-go.el ends here