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Unverified Commit 92a04575 authored by Markus Heiser's avatar Markus Heiser Committed by GitHub
Browse files

Merge pull request #2184 from return42/emacs-lsp

[emacs] .dir-locals.el: add Language Server Protocol Support (LSP)
parents 7cbfa6a8 cedef993
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+31 −32
Original line number Original line Diff line number Diff line
@@ -3,18 +3,23 @@
;; Per-Directory Local Variables:
;; Per-Directory Local Variables:
;;   https://www.gnu.org/software/emacs/manual/html_node/emacs/Directory-Variables.html
;;   https://www.gnu.org/software/emacs/manual/html_node/emacs/Directory-Variables.html
;;
;;
;; .. hint::
;; For full fledge developer tools install emacs packages:
;;
;;
;;    If you get ``*** EPC Error ***`` (even after a jedi:install-server) in
;;    M-x package-install ...
;;    your emacs session, mostly you have jedi-mode enabled but the python
;;    environment is missed.  The python environment has to be next to the
;;    ``<repo>/.dir-locals.el`` in::
;;
;;
;;       ./local/py3
;;     magit gitconfig
;;     nvm lsp-mode lsp-pyright lsp-eslint
;;     pyvenv pylint pip-requirements
;;     jinja2-mode
;;     json-mode
;;     company company-jedi company-quickhelp company-shell
;;     realgud
;;     sphinx-doc markdown-mode graphviz-dot-mode
;;     apache-mode nginx-mode
;;
;;
;; To setup such an environment, build target::
;; To setup a developer environment, build target::
;;
;;
;;     $ make pyenv.install
;;     $ make node.env.dev pyenv.install
;;
;;
;; Some buffer locals are referencing the project environment:
;; Some buffer locals are referencing the project environment:
;;
;;
@@ -29,26 +34,11 @@
;;         (setq python-shell-virtualenv-root "/path/to/env/")
;;         (setq python-shell-virtualenv-root "/path/to/env/")
;; - python-shell-interpreter                --> <repo>/local/py3/bin/python
;; - python-shell-interpreter                --> <repo>/local/py3/bin/python
;;
;;
;; Python development:
;;
;; Jedi, flycheck & other python stuff should use the 'python-shell-interpreter'
;; Jedi, flycheck & other python stuff should use the 'python-shell-interpreter'
;; from the local py3 environment.
;; from the local py3 environment.
;;
;;
;; For pyright support you need to install::
;;
;;    M-x package-install lsp-pyright
;;
;; Other useful jedi stuff you might add to your ~/.emacs::
;;
;;     (global-set-key [f6] 'flycheck-mode)
;;     (add-hook 'python-mode-hook 'my:python-mode-hook)
;;
;;     (defun my:python-mode-hook ()
;;       (add-to-list 'company-backends 'company-jedi)
;;       (require 'jedi-core)
;;       (jedi:setup)
;;       (define-key python-mode-map (kbd "C-c C-d") 'jedi:show-doc)
;;       (define-key python-mode-map (kbd "M-.")     'jedi:goto-definition)
;;       (define-key python-mode-map (kbd "M-,")     'jedi:goto-definition-pop-marker)
;;     )


((nil
((nil
  . ((fill-column . 80)
  . ((fill-column . 80)
@@ -67,6 +57,12 @@
               ;; to get in use of NVM environment, install https://github.com/rejeep/nvm.el
               ;; to get in use of NVM environment, install https://github.com/rejeep/nvm.el
               (setq-local nvm-dir (expand-file-name "./.nvm" prj-root))
               (setq-local nvm-dir (expand-file-name "./.nvm" prj-root))


               ;; use nodejs from the (local) NVM environment (see nvm-dir)
               (nvm-use-for-buffer)
               (ignore-errors (require 'lsp))
               (setq-local lsp-server-install-dir (car (cdr nvm-current-version)))
               (setq-local lsp-enable-file-watchers nil)

               ;; use 'py3' environment as default
               ;; use 'py3' environment as default
               (setq-local python-environment-default-root-name
               (setq-local python-environment-default-root-name
                           "py3")
                           "py3")
@@ -100,22 +96,22 @@


 (js-mode
 (js-mode
  . ((eval . (progn
  . ((eval . (progn
               ;; use nodejs from the (local) NVM environment (see nvm-dir)
               (ignore-errors (require 'lsp-eslint))
               (nvm-use-for-buffer)
               (setq-local js-indent-level 2)
               (setq-local js-indent-level 2)
               ;; flycheck should use the eslint checker from developer tools
               ;; flycheck should use the eslint checker from developer tools
               (setq-local flycheck-javascript-eslint-executable
               (setq-local flycheck-javascript-eslint-executable
                           (expand-file-name "node_modules/.bin/eslint" prj-root))
                           (expand-file-name "node_modules/.bin/eslint" prj-root))
               ;; (flycheck-mode)


               (flycheck-mode)
               (if (featurep 'lsp-eslint)
                   (lsp))
               ))))
               ))))


 (python-mode
 (python-mode
  . ((eval . (progn
  . ((eval . (progn
               ;; use nodejs from the (local) NVM environment (see nvm-dir)
               (ignore-errors (require 'jedi-core))
               (nvm-use-for-buffer)
               (ignore-errors (require 'lsp-pyright))
               (if (featurep 'lsp-pyright)
               (ignore-errors (sphinx-doc-mode))
                   (lsp))
               (setq-local python-environment-virtualenv
               (setq-local python-environment-virtualenv
                           (list (expand-file-name "bin/virtualenv" python-shell-virtualenv-root)
                           (list (expand-file-name "bin/virtualenv" python-shell-virtualenv-root)
                                 ;;"--system-site-packages"
                                 ;;"--system-site-packages"
@@ -124,6 +120,9 @@
               (setq-local pylint-command
               (setq-local pylint-command
                           (expand-file-name "bin/pylint" python-shell-virtualenv-root))
                           (expand-file-name "bin/pylint" python-shell-virtualenv-root))


               (if (featurep 'lsp-pyright)
                   (lsp))

               ;; pylint will find the '.pylintrc' file next to the CWD
               ;; pylint will find the '.pylintrc' file next to the CWD
               ;;   https://pylint.readthedocs.io/en/latest/user_guide/run.html#command-line-options
               ;;   https://pylint.readthedocs.io/en/latest/user_guide/run.html#command-line-options
               (setq-local flycheck-pylintrc
               (setq-local flycheck-pylintrc