spacemacs/layers/+lang/scala/packages.el

282 lines
9.5 KiB
EmacsLisp

;;; packages.el --- Scala Layer packages File for Spacemacs
;;
;; Copyright (c) 2012-2017 Sylvain Benner & Contributors
;;
;; Author: Sylvain Benner <sylvain.benner@gmail.com>
;; URL: https://github.com/syl20bnr/spacemacs
;;
;; This file is not part of GNU Emacs.
;;
;;; License: GPLv3
(setq scala-packages
'(
ensime
flycheck
ggtags
helm-gtags
noflet
org
scala-mode
sbt-mode
))
(defun scala/init-ensime ()
(use-package ensime
:defer t
:init
;; note ensime-mode is hooked to scala-mode-hook automatically by
;; ensime-mode via an autoload
(progn
(spacemacs/register-repl 'ensime 'ensime-inf-switch "ensime")
(when scala-enable-eldoc
(add-hook 'ensime-mode-hook 'scala/enable-eldoc))
(add-hook 'scala-mode-hook 'scala/configure-flyspell)
(add-hook 'scala-mode-hook 'scala/configure-ensime)
(when scala-auto-start-ensime
(add-hook 'scala-mode-hook 'scala/maybe-start-ensime))
(add-to-list 'spacemacs-jump-handlers-scala-mode 'ensime-edit-definition))
:config
(progn
(setq ensime-startup-dirname (expand-file-name "ensime" spacemacs-cache-directory))
(evil-define-key 'insert ensime-mode-map
(kbd ".") 'scala/completing-dot
(kbd "M-.") 'ensime-edit-definition
(kbd "M-,") 'ensime-pop-find-definition-stack)
(evil-define-key 'normal ensime-mode-map
(kbd "M-.") 'ensime-edit-definition
(kbd "M-,") 'ensime-pop-find-definition-stack)
(evil-define-key 'normal ensime-popup-buffer-map
(kbd "q") 'ensime-popup-buffer-quit-function)
(evil-define-key 'normal ensime-inspector-mode-map
(kbd "q") 'ensime-popup-buffer-quit-function)
(evil-define-key 'normal ensime-refactor-info-map
(kbd "q") 'spacemacs/ensime-refactor-cancel
(kbd "c") 'spacemacs/ensime-refactor-accept
(kbd "RET") 'spacemacs/ensime-refactor-accept)
(evil-define-key 'normal ensime-compile-result-map
(kbd "g") 'ensime-show-all-errors-and-warnings
(kbd "TAB") 'forward-button
(kbd "<backtab>") 'backward-button
(kbd "M-n") 'forward-button
(kbd "M-p") 'backward-button
(kbd "n") 'forward-button
(kbd "N") 'backward-button)
(defun ensime-gen-and-restart()
"Regenerate `.ensime' file and restart the ensime server."
(interactive)
(progn
(sbt-command ";ensimeConfig;ensimeConfigProject")
(ensime-shutdown)
(ensime)))
(defun ensime-inf-eval-buffer-switch ()
"Send buffer content to shell and switch to it in insert mode."
(interactive)
(ensime-inf-eval-buffer)
(ensime-inf-switch)
(evil-insert-state))
(defun ensime-inf-eval-region-switch (start end)
"Send region content to shell and switch to it in insert mode."
(interactive "r")
(ensime-inf-switch)
(ensime-inf-eval-region start end)
(evil-insert-state))
(dolist (prefix '(("mb" . "scala/build")
("mc" . "scala/check")
("md" . "scala/debug")
("me" . "scala/errors")
("mg" . "scala/goto")
("mh" . "scala/docs")
("mi" . "scala/inspect")
("mn" . "scala/ensime")
("mr" . "scala/refactor")
("mt" . "scala/test")
("ms" . "scala/repl")
("my" . "scala/yank")))
(spacemacs/declare-prefix-for-mode 'scala-mode (car prefix) (cdr prefix)))
(spacemacs/set-leader-keys-for-major-mode 'scala-mode
"/" 'ensime-search
"'" 'ensime-inf-switch
"bc" 'ensime-sbt-do-compile
"bC" 'ensime-sbt-do-clean
"bi" 'ensime-sbt-switch
"bp" 'ensime-sbt-do-package
"br" 'ensime-sbt-do-run
"ct" 'ensime-typecheck-current-buffer
"cT" 'ensime-typecheck-all
"dA" 'ensime-db-attach
"db" 'ensime-db-set-break
"dB" 'ensime-db-clear-break
"dC" 'ensime-db-clear-all-breaks
"dc" 'ensime-db-continue
"di" 'ensime-db-step
"dn" 'ensime-db-next
"do" 'ensime-db-step-out
"dq" 'ensime-db-quit
"dr" 'ensime-db-run
"dt" 'ensime-db-backtrace
"dv" 'ensime-db-inspect-value-at-point
"ee" 'ensime-print-errors-at-point
"el" 'ensime-show-all-errors-and-warnings
"es" 'ensime-stacktrace-switch
"gp" 'ensime-pop-find-definition-stack
"gi" 'ensime-goto-impl
"gt" 'ensime-goto-test
"hh" 'ensime-show-doc-for-symbol-at-point
"hT" 'ensime-type-at-point-full-name
"ht" 'ensime-type-at-point
"hu" 'ensime-show-uses-of-symbol-at-point
"ii" 'ensime-inspect-type-at-point
"iI" 'ensime-inspect-type-at-point-other-frame
"ip" 'ensime-inspect-project-package
"nF" 'ensime-reload-open-files
"ns" 'ensime
"nS" 'ensime-gen-and-restart
"ra" 'ensime-refactor-add-type-annotation
"rd" 'ensime-refactor-diff-inline-local
"rD" 'ensime-undo-peek
"rf" 'ensime-format-source
"ri" 'ensime-refactor-diff-organize-imports
"rm" 'ensime-refactor-diff-extract-method
"rr" 'ensime-refactor-diff-rename
"rt" 'ensime-import-type-at-point
"rv" 'ensime-refactor-diff-extract-local
"ta" 'ensime-sbt-do-test-dwim
"tr" 'ensime-sbt-do-test-quick-dwim
"tt" 'ensime-sbt-do-test-only-dwim
"sa" 'ensime-inf-load-file
"sb" 'ensime-inf-eval-buffer
"sB" 'ensime-inf-eval-buffer-switch
"si" 'ensime-inf-switch
"sr" 'ensime-inf-eval-region
"sR" 'ensime-inf-eval-region-switch
"yT" 'scala/yank-type-at-point-full-name
"yt" 'scala/yank-type-at-point
"z" 'ensime-expand-selection-command
)
;; Don't use scala checker if ensime mode is active, since it provides
;; better error checking.
(with-eval-after-load 'flycheck
(defun scala/disable-flycheck-scala ()
(push 'scala flycheck-disabled-checkers))
(add-hook 'ensime-mode-hook 'scala/disable-flycheck-scala))
;; Enable Expand Region integration from Ensime. Ignore load errors to
;; handle older Ensime versions gracefully.
(when (configuration-layer/package-usedp 'expand-region)
(require 'ensime-expand-region nil 'noerror)))))
(defun scala/post-init-flycheck ()
(spacemacs/add-flycheck-hook 'scala-mode))
(defun scala/init-noflet ()
(use-package noflet))
(defun scala/pre-init-org ()
(spacemacs|use-package-add-hook org
:post-config (add-to-list 'org-babel-load-languages '(scala . t))))
(defun scala/init-sbt-mode ()
(use-package sbt-mode
:defer t
:init (spacemacs/set-leader-keys-for-major-mode 'scala-mode
"b." 'sbt-hydra
"bb" 'sbt-command)))
(defun scala/init-scala-mode ()
(use-package scala-mode
:defer t
:init
(progn
(dolist (ext '(".cfe" ".cfs" ".si" ".gen" ".lock"))
(add-to-list 'completion-ignored-extensions ext)))
:config
(progn
;; Automatically insert asterisk in a comment when enabled
(defun scala/newline-and-indent-with-asterisk ()
(interactive)
(newline-and-indent)
(when scala-auto-insert-asterisk-in-comments
(scala-indent:insert-asterisk-on-multiline-comment)))
(evil-define-key 'insert scala-mode-map
(kbd "RET") 'scala/newline-and-indent-with-asterisk)
;; Automatically replace arrows with unicode ones when enabled
(defconst scala-unicode-arrows-alist
'(("=>" . "")
("->" . "")
("<-" . "")))
(defun scala/replace-arrow-at-point ()
"Replace the arrow before the point (if any) with unicode ones.
An undo boundary is inserted before doing the replacement so that
it can be undone."
(let* ((end (point))
(start (max (- end 2) (point-min)))
(x (buffer-substring start end))
(arrow (assoc x scala-unicode-arrows-alist)))
(when arrow
(undo-boundary)
(backward-delete-char 2)
(insert (cdr arrow)))))
(defun scala/gt ()
"Insert a `>' to the buffer. If it's part of a right arrow (`->' or `=>'),
replace it with the corresponding unicode arrow."
(interactive)
(insert ">")
(scala/replace-arrow-at-point))
(defun scala/hyphen ()
"Insert a `-' to the buffer. If it's part of a left arrow (`<-'),
replace it with the unicode arrow."
(interactive)
(insert "-")
(scala/replace-arrow-at-point))
(when scala-use-unicode-arrows
(define-key scala-mode-map
(kbd ">") 'scala/gt)
(define-key scala-mode-map
(kbd "-") 'scala/hyphen))
(evil-define-key 'normal scala-mode-map "J" 'spacemacs/scala-join-line)
;; Compatibility with `aggressive-indent'
(setq scala-indent:align-forms t
scala-indent:align-parameters t
scala-indent:default-run-on-strategy scala-indent:operator-strategy))))
(defun scala/post-init-ggtags ()
(add-hook 'scala-mode-local-vars-hook #'spacemacs/ggtags-mode-enable))
(defun scala/post-init-helm-gtags ()
(spacemacs/helm-gtags-define-keys-for-mode 'scala-mode))