355 lines
15 KiB
EmacsLisp
355 lines
15 KiB
EmacsLisp
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;;; lsp-modeline.el --- LSP modeline features -*- lexical-binding: t; -*-
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;;
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;; Copyright (C) 2020 emacs-lsp maintainers
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;;
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <https://www.gnu.org/licenses/>.
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;;
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;;; Commentary:
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;;
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;; LSP modeline
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;;
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;;; Code:
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(require 'lsp-mode)
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(defgroup lsp-modeline nil
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"LSP support for modeline"
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:prefix "lsp-modeline-"
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:group 'lsp-mode
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:tag "LSP Modeline")
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(defcustom lsp-modeline-code-actions-kind-regex "$\\|quickfix.*\\|refactor.*"
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"Regex for the code actions kinds to show in the modeline."
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:type 'string
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:group 'lsp-modeline)
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(defcustom lsp-modeline-code-actions-segments '(count icon)
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"Define what should display on the modeline when code actions are available."
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:type '(repeat (choice
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(const :tag "Show the lightbulb icon" icon)
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(const :tag "Show the name of the preferred code action" name)
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(const :tag "Show the count of how many code actions available" count)))
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:group 'lsp-modeline
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:package-version '(lsp-mode . "8.0.0"))
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(defcustom lsp-modeline-code-action-fallback-icon "💡"
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"Define what should display on the modeline when code actions are available."
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:type 'string
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:group 'lsp-modeline
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:package-version '(lsp-mode . "8.0.0"))
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(defface lsp-modeline-code-actions-face
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'((t :inherit homoglyph))
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"Face used to code action text on modeline."
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:group 'lsp-modeline)
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(defface lsp-modeline-code-actions-preferred-face
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'((t :foreground "yellow"))
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"Face used to code action text on modeline."
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:group 'lsp-modeline)
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;;;###autoload
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(define-obsolete-variable-alias 'lsp-diagnostics-modeline-scope
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'lsp-modeline-diagnostics-scope "lsp-mode 7.0.1")
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(defcustom lsp-modeline-diagnostics-scope :workspace
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"The modeline diagnostics scope."
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:group 'lsp-modeline
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:type '(choice (const :tag "File" :file)
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(const :tag "Project" :workspace)
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(const :tag "All Projects" :global))
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:package-version '(lsp-mode . "6.3"))
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(declare-function all-the-icons-octicon "ext:all-the-icons" t t)
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(declare-function lsp-treemacs-errors-list "ext:lsp-treemacs" t)
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;; code actions
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(defvar-local lsp-modeline--code-actions-string nil
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"Holds the current code action string on modeline.")
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(defun lsp-modeline--code-action-face (preferred-code-action)
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"Return the face checking if there is any PREFERRED-CODE-ACTION."
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(if preferred-code-action
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'lsp-modeline-code-actions-preferred-face
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'lsp-modeline-code-actions-face))
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(defun lsp-modeline--code-actions-icon (face)
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"Build the icon for modeline code actions using FACE."
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(if (require 'all-the-icons nil t)
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(all-the-icons-octicon "light-bulb"
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:face face
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:v-adjust -0.0575)
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(propertize lsp-modeline-code-action-fallback-icon 'face face)))
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(defun lsp-modeline--code-action-name (actions preferred-code-action-title)
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"Return the code action name from ACTIONS and PREFERRED-CODE-ACTION-TITLE."
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(or preferred-code-action-title
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(->> actions
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lsp-seq-first
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lsp-modeline--code-action->string)))
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(defun lsp-modeline--code-action->string (action)
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"Convert code ACTION to friendly string."
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(->> action
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lsp:code-action-title
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(replace-regexp-in-string "[\n\t ]+" " ")))
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(defun lsp-modeline--build-code-actions-segments (actions)
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"Build the code ACTIONS string from the defined segments."
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(let* ((preferred-code-action (-some->> actions
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(-first #'lsp:code-action-is-preferred?)
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lsp-modeline--code-action->string))
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(face (lsp-modeline--code-action-face preferred-code-action)))
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(mapconcat
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(lambda (segment)
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(pcase segment
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('icon (lsp-modeline--code-actions-icon face))
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('name (propertize (lsp-modeline--code-action-name actions preferred-code-action)
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'face face))
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('count (propertize (number-to-string (seq-length actions))
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'face face))))
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lsp-modeline-code-actions-segments " ")))
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(defun lsp-modeline--build-code-actions-string (actions)
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"Build the string to be presented on modeline for code ACTIONS."
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(-let* ((single-action? (= (length actions) 1))
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(keybinding (concat "("
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(-some->> #'lsp-execute-code-action
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where-is-internal
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(-find (lambda (o)
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(not (member (aref o 0) '(menu-bar normal-state)))))
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key-description)
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")"))
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(built-string (lsp-modeline--build-code-actions-segments actions))
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(preferred-code-action (-some->> actions
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(-first #'lsp:code-action-is-preferred?)
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lsp-modeline--code-action->string)))
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(add-text-properties 0 (length built-string)
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(list 'help-echo
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(concat (format "Apply code actions %s\nmouse-1: " keybinding)
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(if single-action?
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(lsp-modeline--code-action-name actions preferred-code-action)
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"select from multiple code actions"))
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'mouse-face 'mode-line-highlight
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'local-map (make-mode-line-mouse-map
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'mouse-1 (lambda ()
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(interactive)
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(if single-action?
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(lsp-execute-code-action (lsp-seq-first actions))
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(lsp-execute-code-action (lsp--select-action actions))))))
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built-string)
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(unless (string= "" built-string)
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(concat built-string " "))))
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(defun lsp--modeline-update-code-actions (actions)
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"Update modeline with new code ACTIONS."
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(when lsp-modeline-code-actions-kind-regex
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(setq actions (seq-filter (-lambda ((&CodeAction :kind?))
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(or (not kind?)
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(s-match lsp-modeline-code-actions-kind-regex kind?)))
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actions)))
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(setq lsp-modeline--code-actions-string
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(if (seq-empty-p actions) ""
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(lsp-modeline--build-code-actions-string actions)))
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(force-mode-line-update))
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(defun lsp-modeline--check-code-actions (&rest _)
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"Request code actions to update modeline for given BUFFER."
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(when (lsp-feature? "textDocument/codeAction")
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(lsp-request-async
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"textDocument/codeAction"
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(lsp--text-document-code-action-params)
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#'lsp--modeline-update-code-actions
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:mode 'unchanged
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:cancel-token :lsp-modeline-code-actions)))
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(defun lsp-modeline--enable-code-actions ()
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"Enable code actions on modeline mode."
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(when (and lsp-modeline-code-actions-enable
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(lsp-feature? "textDocument/codeAction"))
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(lsp-modeline-code-actions-mode 1)))
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(defun lsp-modeline--disable-code-actions ()
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"Disable code actions on modeline mode."
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(lsp-modeline-code-actions-mode -1))
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;;;###autoload
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(define-minor-mode lsp-modeline-code-actions-mode
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"Toggle code actions on modeline."
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:group 'lsp-modeline
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:global nil
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:lighter ""
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(cond
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(lsp-modeline-code-actions-mode
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(add-to-list 'global-mode-string '(t (:eval lsp-modeline--code-actions-string)))
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(add-hook 'lsp-on-idle-hook 'lsp-modeline--check-code-actions nil t)
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(add-hook 'lsp-configure-hook #'lsp-modeline--enable-code-actions nil t)
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(add-hook 'lsp-unconfigure-hook #'lsp-modeline--disable-code-actions nil t))
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(t
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(remove-hook 'lsp-on-idle-hook 'lsp-modeline--check-code-actions t)
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(remove-hook 'lsp-configure-hook #'lsp-modeline--enable-code-actions t)
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(remove-hook 'lsp-unconfigure-hook #'lsp-modeline--disable-code-actions t)
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(setq global-mode-string (remove '(t (:eval lsp-modeline--code-actions-string)) global-mode-string)))))
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;; diagnostics
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(defvar-local lsp-modeline--diagnostics-string nil
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"Value of current buffer diagnostics statistics.")
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(defvar lsp-modeline--diagnostics-wks->strings nil
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"Plist of workspaces to their modeline strings.
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The `:global' workspace is global one.")
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(defun lsp-modeline-diagnostics-statistics ()
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"Calculate diagnostics statistics based on `lsp-modeline-diagnostics-scope'."
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(let ((diagnostics (cond
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((equal :file lsp-modeline-diagnostics-scope)
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(list (lsp--get-buffer-diagnostics)))
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(t (->> (eq :workspace lsp-modeline-diagnostics-scope)
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(lsp-diagnostics)
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(ht-values)))))
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(stats (make-vector lsp/diagnostic-severity-max 0))
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strs
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(i 0))
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(mapc (lambda (buf-diags)
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(mapc (lambda (diag)
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(-let [(&Diagnostic? :severity?) diag]
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(when severity?
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(cl-incf (aref stats severity?)))))
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buf-diags))
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diagnostics)
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(while (< i lsp/diagnostic-severity-max)
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(when (> (aref stats i) 0)
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(setq strs
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(nconc strs
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`(,(propertize
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(format "%s" (aref stats i))
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'face
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(cond
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((= i lsp/diagnostic-severity-error) 'error)
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((= i lsp/diagnostic-severity-warning) 'warning)
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((= i lsp/diagnostic-severity-information) 'success)
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((= i lsp/diagnostic-severity-hint) 'success)))))))
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(cl-incf i))
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(-> (s-join "/" strs)
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(propertize 'mouse-face 'mode-line-highlight
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'help-echo "mouse-1: Show diagnostics"
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'local-map (when (require 'lsp-treemacs nil t)
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(make-mode-line-mouse-map
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'mouse-1 #'lsp-treemacs-errors-list))))))
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(defun lsp-modeline--diagnostics-reset-modeline-cache ()
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"Reset the modeline diagnostics cache."
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(plist-put lsp-modeline--diagnostics-wks->strings (car (lsp-workspaces)) nil)
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(plist-put lsp-modeline--diagnostics-wks->strings :global nil)
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(setq lsp-modeline--diagnostics-string nil))
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(defun lsp-modeline--diagnostics-update-modeline ()
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"Update diagnostics modeline string."
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(cl-labels ((calc-modeline ()
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(let ((str (lsp-modeline-diagnostics-statistics)))
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(if (string-empty-p str) ""
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(concat str " ")))))
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(setq lsp-modeline--diagnostics-string
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(cl-case lsp-modeline-diagnostics-scope
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(:file (or lsp-modeline--diagnostics-string
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(calc-modeline)))
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(:workspace
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(let ((wk (car (lsp-workspaces))))
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(or (plist-get lsp-modeline--diagnostics-wks->strings wk)
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(let ((ml (calc-modeline)))
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(setq lsp-modeline--diagnostics-wks->strings
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(plist-put lsp-modeline--diagnostics-wks->strings wk ml))
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ml))))
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(:global
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(or (plist-get lsp-modeline--diagnostics-wks->strings :global)
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(let ((ml (calc-modeline)))
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(setq lsp-modeline--diagnostics-wks->strings
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(plist-put lsp-modeline--diagnostics-wks->strings :global ml))
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ml)))))))
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(defun lsp-modeline--enable-diagnostics ()
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"Enable diagnostics on modeline mode."
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(when (and lsp-modeline-diagnostics-enable
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(lsp-feature? "textDocument/publishDiagnostics"))
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(lsp-modeline-diagnostics-mode 1)))
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(defun lsp-modeline--disable-diagnostics ()
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"Disable diagnostics on modeline mode."
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(lsp-modeline-diagnostics-mode -1))
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;;;###autoload
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(define-obsolete-function-alias 'lsp-diagnostics-modeline-mode
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'lsp-modeline-diagnostics-mode "lsp-mode 7.0.1")
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;;;###autoload
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(define-minor-mode lsp-modeline-diagnostics-mode
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"Toggle diagnostics modeline."
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:group 'lsp-modeline
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:global nil
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:lighter ""
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(cond
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(lsp-modeline-diagnostics-mode
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(add-hook 'lsp-configure-hook #'lsp-modeline--enable-diagnostics nil t)
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(add-hook 'lsp-unconfigure-hook #'lsp-modeline--disable-diagnostics nil t)
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(add-to-list 'global-mode-string '(t (:eval (lsp-modeline--diagnostics-update-modeline))))
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(add-hook 'lsp-diagnostics-updated-hook 'lsp-modeline--diagnostics-reset-modeline-cache))
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(t
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(remove-hook 'lsp-configure-hook #'lsp-modeline--enable-diagnostics t)
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(remove-hook 'lsp-unconfigure-hook #'lsp-modeline--disable-diagnostics t)
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(remove-hook 'lsp-diagnostics-updated-hook 'lsp-modeline--diagnostics-reset-modeline-cache)
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(setq global-mode-string (remove '(t (:eval (lsp-modeline--diagnostics-update-modeline))) global-mode-string)))))
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;; workspace status
|
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|
(defun lsp-modeline--workspace-status-string ()
|
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|
"Build the workspace status string."
|
|||
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|
'(t (:eval (-keep #'lsp--workspace-status-string (lsp-workspaces)))))
|
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|||
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|
(defun lsp-modeline--enable-workspace-status ()
|
|||
|
|
"Enable workspace status on modeline."
|
|||
|
|
(let ((status (lsp-modeline--workspace-status-string)))
|
|||
|
|
(setq-local global-mode-string (if (-contains? global-mode-string status)
|
|||
|
|
global-mode-string
|
|||
|
|
(cons status global-mode-string)))))
|
|||
|
|
|
|||
|
|
(defun lsp-modeline--disable-workspace-status ()
|
|||
|
|
"Disable workspace status on modeline."
|
|||
|
|
(let ((status (lsp-modeline--workspace-status-string)))
|
|||
|
|
(setq-local global-mode-string (remove status global-mode-string))))
|
|||
|
|
|
|||
|
|
;;;###autoload
|
|||
|
|
(define-minor-mode lsp-modeline-workspace-status-mode
|
|||
|
|
"Toggle workspace status on modeline."
|
|||
|
|
:group 'lsp-modeline
|
|||
|
|
:global nil
|
|||
|
|
:lighter ""
|
|||
|
|
(cond
|
|||
|
|
(lsp-modeline-workspace-status-mode
|
|||
|
|
(add-hook 'lsp-configure-hook #'lsp-modeline--enable-workspace-status nil t)
|
|||
|
|
(add-hook 'lsp-unconfigure-hook #'lsp-modeline--disable-workspace-status nil t))
|
|||
|
|
(t
|
|||
|
|
(remove-hook 'lsp-configure-hook #'lsp-modeline--enable-workspace-status t)
|
|||
|
|
(remove-hook 'lsp-unconfigure-hook #'lsp-modeline--disable-workspace-status t))))
|
|||
|
|
|
|||
|
|
(lsp-consistency-check lsp-modeline)
|
|||
|
|
|
|||
|
|
(provide 'lsp-modeline)
|
|||
|
|
;;; lsp-modeline.el ends here
|