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;;; ravi-init-insertion.el --- inserting text
;; Copyright (C) 2013
;; Author: <ravi@nero.lan>
;; Keywords:
;; 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/>.
;;; Commentary:
;; Automatic text insertion
;;; Code:
(require 'autoinsert)
(auto-insert-mode)
(use-package yasnippet
:init
(progn
(setq yas-snippet-dirs
`(,(ravi/emacs-file "snippets")
yas-installed-snippets-dir)
)
)
:config
(progn
(yas-global-mode 1)
;; No dropdowns
(setq yas/prompt-functions '(yas/ido-prompt yas/completing-prompt))
;; Wrap around region
(setq yas/wrap-around-region t)
;; Automatically create throw-away snippets
(use-package auto-yasnippet
:bind (("C-<f4>" . aya-create)
("<f4>" . aya-expand))
:ensure t)
)
:diminish yas-minor-mode)
;; Default completion (some day via "M-/")
(require 'hippie-exp)
(setq hippie-expand-try-functions-list
'(yas/hippie-try-expand
try-expand-dabbrev
try-expand-dabbrev-all-buffers
try-expand-dabbrev-from-kill
try-complete-file-name-partially
try-complete-file-name
try-expand-all-abbrevs
)
)
(use-package company
:init
(progn
(add-hook 'after-init-hook 'global-company-mode))
:config
(progn
(setq company-tooltip-flip-when-above t
company-idle-delay 0.1
company-show-numbers t
company-tooltip-align-annotations t
company-require-match nil
company-minimum-prefix-length 2
company-occurrence-weight-function 'company-occurrence-prefer-any-closest
company-dabbrev-downcase nil)
(defun ravi/complete-or-indent ()
(interactive)
(if (company-manual-begin)
(company-complete-common)
(indent-according-to-mode)))
(bind-key "\t" 'ravi/complete-or-indent)
(bind-keys :map company-active-map
("C-n" . company-select-next)
("C-p" . company-select-previous)
;; Swap filter and search since filter is more useful
("C-s" . company-filter-candidates)
("C-M-s" . company-search-candidates))
(bind-keys :map company-search-map
("C-n" . company-select-next)
("C-p" . company-select-previous))
(use-package company-c-headers
:init
(progn
(add-to-list 'company-backends 'company-c-headers))
:config
(progn
(defun ravi/get-default-include-paths ()
(let* ((gcc-out (shell-command-to-string "g++ -E -x c++ - -v < /dev/null"))
(gcc-list-match (string-match "#include <...> search starts here:\n\\(.*\\(?:\n.*\\)*?\\)End of search list.\n" gcc-out))
(combined-list (match-string 1 gcc-out))
;; Need the following rigamarole to handle paths with spaces in them
(path-list-with-spaces (and combined-list (split-string combined-list "\n" t)))
(path-list (and path-list-with-spaces (mapcar 's-trim-left path-list-with-spaces))))
path-list))
(mapc (lambda (dir) (add-to-list 'company-c-headers-path-system dir)) (ravi/get-default-include-paths))))
;; To do: enable when moving to emacs 26+
;; (use-package company-box :hook (company-mode . company-box-mode) :ensure t)
(use-package company-quickhelp
:config
(progn
(company-quickhelp-mode 1)
;; Enable company-quickhelp only when company-mode is active
;; (unbind-key "M-h" company-quickhelp-mode-map)
(bind-key "M-h" 'company-quickhelp-manual-begin company-active-map)))
(use-package company-statistics
:init
(setq company-statistics-file (expand-file-name "company-statistics-cache.el"
(ravi/emacs-file "past")))
:config
(progn
(company-statistics-mode)))
;; Get rid of company-semantic as it interferes with clang-based backends
(setq company-backends (delete 'company-semantic company-backends))
;; Get rid of company-clang since it is too noisy at this point
(setq company-backends (delete 'company-clang company-backends))
(require 'company-yasnippet)
(defun ravi/company-to-yasnippet ()
(interactive)
(company-abort)
(call-interactively 'company-yasnippet))
(bind-key "<backtab>" 'ravi/company-to-yasnippet company-active-map)
(bind-key "<backtab>" 'company-yasnippet))
:diminish company-mode)
(provide 'ravi-init-insertion)
;;; ravi-init-insertion.el ends here
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