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Diffstat (limited to 'configs/shared/emacs/.emacs.d/elpa/lsp-mode-20180827.344/lsp-mode.el')
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diff --git a/configs/shared/emacs/.emacs.d/elpa/lsp-mode-20180827.344/lsp-mode.el b/configs/shared/emacs/.emacs.d/elpa/lsp-mode-20180827.344/lsp-mode.el new file mode 100644 index 000000000000..2a7e4b25b576 --- /dev/null +++ b/configs/shared/emacs/.emacs.d/elpa/lsp-mode-20180827.344/lsp-mode.el @@ -0,0 +1,401 @@ +;;; lsp-mode.el --- Minor mode for interacting with Language Servers -*- lexical-binding: t -*- + +;; Copyright (C) 2016-2018 Vibhav Pant <vibhavp@gmail.com> + +;; 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 <http://www.gnu.org/licenses/>. + +;; Author: Vibhav Pant <vibhavp@gmail.com> +;; URL: https://github.com/emacs-lsp/lsp-mode +;; Package-Requires: ((emacs "25.1")) +;; Version: 4.2 + +;;; Commentary: + +;;; Code: + +(require 'lsp-methods) +(require 'lsp-io) +(require 'cl-lib) +(require 'network-stream) + +(defvar lsp-version-support "3.0" + "This is the version of the Language Server Protocol currently supported by ‘lsp-mode’.") + +;;;###autoload +(define-minor-mode lsp-mode "" + nil nil nil + :lighter (:eval (lsp-mode-line)) + :group 'lsp-mode) + +(defun lsp--make-stdio-connection (name command command-fn stderr) + (lambda (filter sentinel) + (let* ((command (if command-fn (funcall command-fn) command)) + (final-command (if (consp command) command (list command)))) + (unless (executable-find (nth 0 final-command)) + (error (format "Couldn't find executable %s" (nth 0 final-command)))) + (let ((proc (make-process + :name name + :connection-type 'pipe + :coding 'no-conversion + :command final-command + :filter filter + :sentinel sentinel + :stderr stderr + :noquery t))) + ;; TODO: This is redundant with :noquery above, but due to a + ;; bug pre-Emacs 26 it is still needed + ;; https://debbugs.gnu.org/cgi/bugreport.cgi?bug=30031 + (set-process-query-on-exit-flag (get-buffer-process (get-buffer stderr)) nil) + proc)))) + +(defun lsp--make-tcp-connection (name command command-fn host port stderr) + (lambda (filter sentinel) + (let* ((command (if command-fn (funcall command-fn) command)) + (final-command (if (consp command) command (list command))) + proc tcp-proc) + (unless (executable-find (nth 0 final-command)) + (error (format "Couldn't find executable %s" (nth 0 final-command)))) + (setq proc (make-process + :name name + :connection-type 'pipe + :coding 'no-conversion + :command final-command + :sentinel sentinel + :stderr stderr + :noquery t) + tcp-proc (open-network-stream (concat name " TCP connection") + nil host port + :type 'plain)) + ;; TODO: Same :noquery issue (see above) + (set-process-query-on-exit-flag (get-buffer-process (get-buffer stderr)) nil) + (set-process-query-on-exit-flag tcp-proc nil) + (set-process-filter tcp-proc filter) + (cons proc tcp-proc)))) + +(cl-defmacro lsp-define-whitelist-add (name get-root + &key docstring) + "Define a function to add the project root for the current buffer to the whitleist. +NAME is the base name for the command. +GET-ROOT is the language-specific function to determine the project root for the current buffer." + (let ((whitelist-add (intern (format "%s-whitelist-add" name))) + (enable-interactive (intern (format "%s-enable" name)))) + `(defun ,whitelist-add () + ,docstring + (interactive) + (let ((root (funcall ,get-root))) + (customize-save-variable 'lsp-project-whitelist + (add-to-list 'lsp-project-whitelist (lsp--as-regex root))) + (,enable-interactive))))) + +(cl-defmacro lsp-define-whitelist-remove (name get-root + &key docstring) + "Define a function to remove the project root for the current buffer from the whitleist. +NAME is the base name for the command. +GET-ROOT is the language-specific function to determine the project root for the current buffer." + (let ((whitelist-remove (intern (format "%s-whitelist-remove" name)))) + `(defun ,whitelist-remove () + ,docstring + (interactive) + (let ((root (funcall ,get-root))) + (customize-save-variable 'lsp-project-whitelist + (remove (lsp--as-regex root) lsp-project-whitelist)))))) + +(defun lsp--as-regex (root) + "Convert the directory path in ROOT to an equivalent regex." + (concat "^" (regexp-quote root) "$")) + +(cl-defmacro lsp-define-stdio-client (name language-id get-root command + &key docstring + language-id-fn + command-fn + ignore-regexps + ignore-messages + extra-init-params + initialize + prefix-function) + "Define a LSP client using stdio. +NAME is the symbol to use for the name of the client. +LANGUAGE-ID is the language id to be used when communication with +the Language Server. COMMAND is the command to run. + +Optional arguments: +`:docstring' is an optional docstring used for the entrypoint function created by +`lsp-define-stdio-client'. + +`:ignore-regexps' is a list of regexps. When a data packet from the LSP server + matches any of these regexps, it will be ignored. This is intended for dealing + with LSP servers that output non-protocol data. + +`:ignore-messages' is a list of regexps. When a message from the LSP server + matches any of these regexps, it will be ignored. This is useful for filtering + out unwanted messages; such as servers that send nonstandard message types, or + extraneous `logMessage's. + +`:command-fn' is a function that returns the command string/list to be used to + launch the language server. If non-nil, COMMAND is ignored. + +`:language-id-fn' is a function that returns the language-id string to be used + while opening a new file. If non-nil, LANGUAGE-ID is ignored. + +`:extra-init-params' is a plist that specifies any (optional) + initializeOptions parameters required by the LSP server. A function taking + a single argument (LSP workspace) and returning a plist is also accepted. + +`:initialize' is a function called when the client is initialized. It takes a + single argument, the newly created client. + +`:prefix-function' is a function called for getting the prefix for completion. + The function takes no parameter and returns a cons (start . end) representing + the start and end bounds of the prefix. If it's not set, the client uses a + default prefix function." + (cl-check-type name symbol) + (let ((enable-name (intern (format "%s-enable" name)))) + `(progn + (lsp-define-whitelist-add ,name ,get-root) + (lsp-define-whitelist-remove ,name ,get-root) + (defun ,enable-name () + ,docstring + (interactive) + (lsp--enable-stdio-client ',name + :language-id ,language-id + :language-id-fn ,language-id-fn + :root-directory-fn ,get-root + :command ,command + :command-fn ,command-fn + :ignore-regexps ,ignore-regexps + :ignore-messages ,ignore-messages + :extra-init-params ,extra-init-params + :initialize-fn ,initialize + :enable-function (function ,enable-name) + :prefix-function ,prefix-function))))) + +(cl-defun lsp--enable-stdio-client (name &key language-id language-id-fn + root-directory-fn command command-fn + ignore-regexps ignore-messages + extra-init-params initialize-fn + enable-function + prefix-function) + (cl-check-type name symbol) + (cl-check-type language-id (or null string)) + (cl-check-type language-id-fn (or null function)) + (cl-check-type root-directory-fn (or null function)) + (cl-check-type command list) + (cl-check-type command-fn (or null function)) + (cl-check-type ignore-regexps list) + (cl-check-type ignore-messages list) + (cl-check-type extra-init-params (or list function)) + (cl-check-type initialize-fn (or null function)) + ;; (cl-check-type enable-function function) + (cl-check-type prefix-function (or null function)) + (when (and (not lsp-mode) (buffer-file-name)) + (let* ((stderr (generate-new-buffer-name + (concat "*" (symbol-name name) " stderr*"))) + (client (make-lsp--client + :language-id (or language-id-fn (lambda (_) language-id)) + :new-connection (lsp--make-stdio-connection + (symbol-name name) + command + command-fn + stderr) + :stderr stderr + :get-root root-directory-fn + :ignore-regexps ignore-regexps + :ignore-messages ignore-messages + :enable-function enable-function + :prefix-function prefix-function))) + (when initialize-fn + (funcall initialize-fn client)) + (let ((root (funcall (lsp--client-get-root client)))) + (if (lsp--should-start-p root) + (lsp--start client extra-init-params) + (message "Not initializing project %s" root)))))) + +(cl-defmacro lsp-define-tcp-client (name language-id get-root command host port + &key docstring + language-id-fn + command-fn + ignore-regexps + ignore-messages + extra-init-params + initialize + prefix-function) + "Define a LSP client using TCP. +NAME is the symbol to use for the name of the client. +LANGUAGE-ID is the language id to be used when communication with +the Language Server. COMMAND is the command to run. HOST is the +host address. PORT is the port number. + +Optional arguments: +`:ignore-regexps' is a list of regexps. When a data packet from the LSP server + matches any of these regexps, it will be ignored. This is intended for dealing + with LSP servers that output non-protocol data. + +`:ignore-messages' is a list of regexps. When a message from the LSP server + matches any of these regexps, it will be ignored. This is useful for filtering + out unwanted messages; such as servers that send nonstandard message types, or + extraneous `logMessage's. + +`:command-fn' is a function that returns the command string/list to be used to + launch the language server. If non-nil, COMMAND is ignored. + +`:language-id-fn' is a function that returns the language-id string to be used + while opening a new file. If non-nil, LANGUAGE-ID is ignored. + +`:extra-init-params' is a plist that specifies any (optional) + initializeOptions parameters required by the LSP server. A function taking + a single argument (LSP workspace) and returning a plist is also accepted. + +`:initialize' is a function called when the client is initialized. It takes a + single argument, the newly created client. + +`:prefix-function' is a function called for getting the prefix for completion. + The function takes no parameter and returns a cons (start . end) representing + the start and end bounds of the prefix. If it's not set, the client uses a + default prefix function." + (cl-check-type name symbol) + (let ((enable-name (intern (format "%s-enable" name)))) + `(progn + (lsp-define-whitelist-add ,name ,get-root) + (lsp-define-whitelist-remove ,name ,get-root) + (defun ,enable-name () + ,docstring + (interactive) + (lsp--enable-tcp-client ',name + :language-id ,language-id + :language-id-fn ,language-id-fn + :root-directory-fn ,get-root + :command ,command + :command-fn ,command-fn + :host ,host + :port ,port + :ignore-regexps ,ignore-regexps + :ignore-messages ,ignore-messages + :extra-init-params ,extra-init-params + :initialize-fn ,initialize + :enable-function (function ,enable-name) + :prefix-function ,prefix-function))))) + +(cl-defun lsp--enable-tcp-client (name &key language-id language-id-fn + root-directory-fn command command-fn + host port + ignore-regexps ignore-messages + extra-init-params initialize-fn + enable-function + prefix-function) + (cl-check-type name symbol) + (cl-check-type language-id (or null string)) + (cl-check-type language-id-fn (or null function)) + (cl-check-type root-directory-fn (or null function)) + (cl-check-type command list) + (cl-check-type command-fn (or null function)) + (cl-check-type host string) + (cl-check-type port (integer 1 #xFFFF)) + (cl-check-type ignore-regexps list) + (cl-check-type ignore-messages list) + (cl-check-type extra-init-params (or list function)) + (cl-check-type initialize-fn (or null function)) + (cl-check-type prefix-function (or null function)) + (when (and (not lsp-mode) (buffer-file-name)) + (let* ((stderr (generate-new-buffer-name + (concat "*" (symbol-name name) " stderr*"))) + (client (make-lsp--client + :language-id (or language-id-fn (lambda (_) language-id)) + :new-connection (lsp--make-tcp-connection + (symbol-name name) + command + command-fn + host port + stderr) + :stderr stderr + :get-root root-directory-fn + :ignore-regexps ignore-regexps + :ignore-messages ignore-messages + :enable-function enable-function + :prefix-function prefix-function))) + (when initialize-fn + (funcall initialize-fn client)) + (let ((root (funcall (lsp--client-get-root client)))) + (if (lsp--should-start-p root) + (lsp--start client extra-init-params) + (message "Not initializing project %s" root)))))) + +(defvar-local lsp-status nil + "The current status of the LSP server.") + +(defun lsp-workspace-status (status-string &optional workspace) + "Set current workspace status to STATUS-STRING. +If WORKSPACE is not specified defaults to lsp--cur-workspace." + (setf (lsp--workspace-status (or workspace lsp--cur-workspace)) status-string)) + +(defun lsp-mode-line () + "Construct the mode line text." + (concat " LSP" lsp-status (lsp--workspace-status lsp--cur-workspace))) + +(defconst lsp--sync-type + `((0 . "None") + (1 . "Full Document") + (2 . "Incremental Changes"))) + +(defconst lsp--capabilities + `(("textDocumentSync" . ("Document sync method" . + ((0 . "None") + (1 . "Send full contents") + (2 . "Send incremental changes.")))) + ("hoverProvider" . ("The server provides hover support" . boolean)) + ("completionProvider" . ("The server provides completion support" . boolean)) + ("signatureHelpProvider" . ("The server provides signature help support" . boolean)) + ("definitionProvider" . ("The server provides goto definition support" . boolean)) + ("typeDefinitionProvider" . ("The server provides goto type definition support" . boolean)) + ("implementationProvider" . ("The server provides goto implementation support" . boolean)) + ("referencesProvider" . ("The server provides references support" . boolean)) + (("documentHighlightProvider" . ("The server provides document highlight support." . boolean))) + ("documentSymbolProvider" . ("The server provides file symbol support" . boolean)) + ("workspaceSymbolProvider" . ("The server provides project symbol support" . boolean)) + ("codeActionProvider" . ("The server provides code actions" . boolean)) + ("codeLensProvider" . ("The server provides code lens" . boolean)) + ("documentFormattingProvider" . ("The server provides file formatting" . boolean)) + ("documentOnTypeFormattingProvider" . ("The server provides on-type formatting" . boolean)) + ("documentLinkProvider" . ("The server provides document link support" . boolean)) + ("executeCommandProvider" . ("The server provides command execution support" . boolean)) + (("documentRangeFormattingProvider" . ("The server provides region formatting" . boolean))) + (("renameProvider" . ("The server provides rename support" . boolean))))) + +(defun lsp--cap-str (cap) + (let* ((elem (assoc cap lsp--capabilities)) + (desc (cadr elem)) + (type (cddr elem)) + (value (gethash cap (lsp--server-capabilities)))) + (when (and elem desc type value) + (concat desc (cond + ((listp type) (concat ": " (cdr (assoc value type))))) "\n")))) + +(defun lsp-capabilities () + "View all capabilities for the language server associated with this buffer." + (interactive) + (unless lsp--cur-workspace + (user-error "No language server is associated with this buffer")) + (let ((str (mapconcat #'lsp--cap-str (reverse (hash-table-keys + (lsp--server-capabilities))) "")) + (buffer-name (generate-new-buffer-name "lsp-capabilities")) + ) + (get-buffer-create buffer-name) + (with-current-buffer buffer-name + (view-mode -1) + (erase-buffer) + (insert str) + (view-mode 1)) + (switch-to-buffer buffer-name))) + +(provide 'lsp-mode) +;;; lsp-mode.el ends here |