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|
;;; lsp-ido.el --- `ido' integration -*- lexical-binding: t -*-
;;
;; Copyright (C) 2021 emacs-lsp maintainers
;;
;; 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/>.
;;; Commentary:
;; This module provides an interactive ido interface to the workspace symbol
;; functionality offered by lsp-mode.
;;; Code:
(require 'ido)
(require 'lsp-protocol)
(require 'lsp-mode)
(defgroup lsp-ido nil
"LSP support for ido-based symbol completion"
:group 'lsp-mode
:tag "LSP ido")
(defcustom lsp-ido-symbol-kind-to-string
[" " ; Unknown - 0
"File" ; File - 1
"Modu" ; Module - 2
"Nmsp" ; Namespace - 3
"Pack" ; Package - 4
"Clss" ; Class - 5
"Meth" ; Method - 6
"Prop" ; Property - 7
"Fld " ; Field - 8
"Cons" ; Constructor - 9
"Enum" ; Enum - 10
"Intf" ; Interface - 11
"Func" ; Function - 12
"Var " ; Variable - 13
"Cnst" ; Constant - 14
"Str " ; String - 15
"Num " ; Number - 16
"Bool " ; Boolean - 17
"Arr " ; Array - 18
"Obj " ; Object - 19
"Key " ; Key - 20
"Null" ; Null - 21
"EmMm" ; EnumMember - 22
"Srct" ; Struct - 23
"Evnt" ; Event - 24
"Op " ; Operator - 25
"TPar"] ; TypeParameter - 26
"A vector of 26 itens representing the SymbolKind."
:group 'lsp-ido
:type 'vector)
(defcustom lsp-ido-show-symbol-filename
t
"Whether to show the project-relative path to a symbol's point of definition."
:group 'lsp-ido
:type 'boolean)
(defcustom lsp-ido-show-symbol-kind
t
"Whether to show the symbol's kind when showing lsp symbols."
:group 'lsp-ido
:type 'boolean)
(eval-when-compile
(lsp-interface
(lsp-ido:FormattedSymbolInformation
(:kind :name :location :textualRepresentation)
(:containerName :deprecated))))
(lsp-defun lsp-ido--transform-candidate
((symbol-information &as &SymbolInformation :kind :location (&Location :uri))
lsp-ido--results project-root)
(let* ((sanitized-kind (if (< kind (length lsp-ido-symbol-kind-to-string)) kind 0))
(type (elt lsp-ido-symbol-kind-to-string sanitized-kind))
(typestr (if lsp-ido-show-symbol-kind
(format "[%s] " type)
""))
(pathstr (if lsp-ido-show-symbol-filename
(propertize (format " . %s" (file-relative-name (lsp--uri-to-path uri) project-root))
'face 'font-lock-comment-face)
""))
(textual-representation
(lsp-render-symbol-information symbol-information "."))
(entry (concat typestr textual-representation pathstr)))
(puthash entry symbol-information lsp-ido--results)))
(lsp-defun lsp-ido--jump-selected-candidate
((&SymbolInformation
:location (&Location :uri :range (&Range :start (&Position :line :character)))))
"Jump to selected candidate."
(find-file (lsp--uri-to-path uri))
(goto-char (point-min))
(forward-line line)
(forward-char character))
(defun lsp-ido--workspace-symbol (workspaces query)
"Search against WORKSPACES based on QUERY."
(let* ((lsp-ido--results (make-hash-table :test 'equal))
(workspace-root (lsp-workspace-root))
(raw-choices
(with-lsp-workspaces workspaces
(lsp-request
"workspace/symbol"
(lsp-make-workspace-symbol-params :query query)))))
(mapc (lambda (it)
(lsp-ido--transform-candidate it lsp-ido--results workspace-root))
raw-choices)
lsp-ido--results))
;;;###autoload
(defun lsp-ido-workspace-symbol (arg)
"`ido' for lsp workspace/symbol.
When called with prefix ARG the default selection will be symbol at point."
(interactive "P")
(let* ((query (if arg "" (read-string "Workspace symbol: ")))
(hash-table-candidates (lsp-ido--workspace-symbol (lsp-workspaces) query))
(choice (ido-completing-read
"Workspace symbol: "
(hash-table-keys hash-table-candidates)
nil
nil
(when arg (thing-at-point 'symbol)))))
(lsp-ido--jump-selected-candidate (gethash choice hash-table-candidates))))
(lsp-consistency-check lsp-ido)
(provide 'lsp-ido)
;;; lsp-ido.el ends here
|
