168 lines
7.2 KiB
Nix
168 lines
7.2 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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# Source: https://github.com/Henry/dot-emacs/blob/master/my-lisp/company-pcomplete.el
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company-pcomplete = pkgs.writeText "company-pcomplete.el" ''
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;;; company-pcomplete.el --- company-mode pcomplete backend -*- lexical-binding: t -*-
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;; Copyright (C) 2016 Free Software Foundation, Inc.
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;; Author: Henry G. Weller
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;; This file is part of GNU Emacs.
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;; GNU Emacs 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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;; GNU Emacs 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 GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;;
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;; Based on `ac-pcomplete', see https://www.emacswiki.org/emacs/EshellCompletion
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;; and `pcomplete`, see pcomplete.el.
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;;; Code:
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(require 'company)
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(require 'cl-lib)
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(require 'pcomplete)
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(defgroup company-pcomplete nil
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"Completion backend using pcomplete."
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:group 'company)
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(defvar company-pcomplete-available 'unknown)
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(defun company-pcomplete--prefix ()
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(let* ((pcomplete-stub)
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pcomplete-seen
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pcomplete-norm-func
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pcomplete-args
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pcomplete-last pcomplete-index
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(pcomplete-autolist pcomplete-autolist)
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(pcomplete-suffix-list pcomplete-suffix-list))
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(pcomplete-completions)
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(buffer-substring (pcomplete-begin) (point))))
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(defun company-pcomplete--candidates ()
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(let* ((pcomplete-stub)
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(pcomplete-show-list t)
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pcomplete-seen pcomplete-norm-func
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pcomplete-args pcomplete-last pcomplete-index
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(pcomplete-autolist pcomplete-autolist)
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(pcomplete-suffix-list pcomplete-suffix-list)
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(candidates (pcomplete-completions))
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(prefix (buffer-substring (pcomplete-begin) (point)))
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;; Collect all possible completions for the current stub
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(cnds (all-completions pcomplete-stub candidates))
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(bnds (completion-boundaries pcomplete-stub candidates nil ""))
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(skip (- (length pcomplete-stub) (car bnds))))
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;; Replace the stub at the beginning of each candidate by the prefix
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(mapcar #'(lambda (cand) (concat prefix (substring cand skip))) cnds)))
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(defun company-pcomplete-available ()
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(when (eq company-pcomplete-available 'unknown)
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(condition-case _err
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(progn
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(company-pcomplete--candidates)
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(setq company-pcomplete-available t))
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(error
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(message "Company: pcomplete not found")
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(setq company-pcomplete-available nil))))
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company-pcomplete-available)
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;;;###autoload
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(defun company-pcomplete (command &optional _arg &rest ignored)
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"`company-mode' completion backend using `pcomplete'."
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(interactive (list 'interactive))
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(cl-case command
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(interactive (company-begin-backend 'company-pcomplete))
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(prefix (when (company-pcomplete-available)
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(company-pcomplete--prefix)))
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(candidates (company-pcomplete--candidates))
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(sorted t)))
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(provide 'company-pcomplete)
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'';
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in mkIf (elem "emacs::company" config.machine.pkgs) {
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programs.emacs.init.usePackage = {
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company = {
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enable = true;
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diminish = [ "company-mode" ];
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hook = [ "(after-init . global-company-mode)" ]
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++ optional (elem "emacs::rust" config.machine.pkgs)
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''(rust-mode . (lambda () (setq company-backends '((company-capf :with company-yasnippet)))))'';
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bind = { "\t" = "'company-complete-common"; };
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init = ''(require 'ffap)'';
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config = ''
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;; (setq company-tooltip-align-annotations t)
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(setq company-idle-delay 0.3
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company-show-numbers t)
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${optionalString
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(elem "emacs::org" config.machine.pkgs) ''
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(load-file "${company-pcomplete}")''
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}
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'';
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extraConfig = ''
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:bind (:map company-mode-map
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([remap completion-at-point] . company-complete-common)
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([remap complete-symbol] . company-complete-common))
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'';
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};
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company-box = {
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enable = true;
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hook = [ "(company-mode . (lambda () (company-box-mode)))" ];
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config = ''
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(setq company-box-icons-alist 'company-box-icons-all-the-icons)
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(setq company-box-icons-lsp
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`(( 1 . ,(all-the-icons-faicon "file-text-o" :v-adjust -0.0575)) ; Text
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( 2 . ,(all-the-icons-faicon "cube" :v-adjust -0.0575)) ; Method
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( 3 . ,(all-the-icons-faicon "cube" :v-adjust -0.0575)) ; Function
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( 4 . ,(all-the-icons-faicon "cube" :v-adjust -0.0575)) ; Constructor
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( 5 . ,(all-the-icons-faicon "tag" :v-adjust -0.0575)) ; Field
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( 6 . ,(all-the-icons-faicon "tag" :v-adjust -0.0575)) ; Variable
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( 7 . ,(all-the-icons-faicon "cog" :v-adjust -0.0575)) ; Class
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( 8 . ,(all-the-icons-faicon "cogs" :v-adjust -0.0575)) ; Interface
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( 9 . ,(all-the-icons-alltheicon "less")) ; Module
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(10 . ,(all-the-icons-faicon "wrench" :v-adjust -0.0575)) ; Property
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(11 . ,(all-the-icons-faicon "tag" :v-adjust -0.0575)) ; Unit
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(12 . ,(all-the-icons-faicon "tag" :v-adjust -0.0575)) ; Value
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(13 . ,(all-the-icons-material "content_copy" :v-adjust -0.2)) ; Enum
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(14 . ,(all-the-icons-faicon "tag" :v-adjust -0.0575)) ; Keyword
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(15 . ,(all-the-icons-material "content_paste" :v-adjust -0.2)) ; Snippet
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(16 . ,(all-the-icons-material "palette" :v-adjust -0.2)) ; Color
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(17 . ,(all-the-icons-faicon "file" :v-adjust -0.0575)) ; File
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(18 . ,(all-the-icons-faicon "tag" :v-adjust -0.0575)) ; Reference
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(19 . ,(all-the-icons-faicon "folder" :v-adjust -0.0575)) ; Folder
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(20 . ,(all-the-icons-faicon "tag" :v-adjust -0.0575)) ; EnumMember
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(21 . ,(all-the-icons-faicon "tag" :v-adjust -0.0575)) ; Constant
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(22 . ,(all-the-icons-faicon "cog" :v-adjust -0.0575)) ; Struct
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(23 . ,(all-the-icons-faicon "bolt" :v-adjust -0.0575)) ; Event
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(24 . ,(all-the-icons-faicon "tag" :v-adjust -0.0575)) ; Operator
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(25 . ,(all-the-icons-faicon "cog" :v-adjust -0.0575)) ; TypeParameter
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))
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'';
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};
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all-the-icons = { enable = true; };
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company-jedi = {
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enable = (elem "emacs::elpy" config.machine.pkgs);
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};
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};
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fonts.fonts = pkgs.emacs-all-the-icons-fonts.all;
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}
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