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227 lines
8.4 KiB
227 lines
8.4 KiB
;;; alchemist-mix.el --- Interface to run Elixir mix tasks inside Emacs
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;; Copyright © 2014-2015 Samuel Tonini
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;; Author: Samuel Tonini <tonini.samuel@gmail.com
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;; This file is not part of GNU Emacs.
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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 <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; Interface to run Elixir mix tasks inside Emacs.
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;;; Code:
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(require 'alchemist-utils)
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(require 'alchemist-project)
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(require 'alchemist-test-mode)
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(require 'alchemist-server)
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(defgroup alchemist-mix nil
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"Emacs integration for Elixir's mix."
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:prefix "alchemist-mix-"
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:group 'alchemist)
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;; Variables
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(defvar alchemist-last-run-test nil)
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(defvar alchemist-mix-filter-output nil)
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(defcustom alchemist-mix-command "mix"
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"The shell command for mix."
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:type 'string
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:group 'alchemist-mix)
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(defcustom alchemist-mix-test-task "test"
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"Default task to run tests."
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:type 'string
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:group 'alchemist-mix)
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(defcustom alchemist-mix-test-default-options '()
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"Default options for alchemist test command."
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:type '(repeat string)
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:group 'alchemist-mix)
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(defcustom alchemist-mix-env nil
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"The default mix env to run mix commands with. If nil, the mix env is
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not set explicitly."
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:type '(string boolean)
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:group 'alchemist-mix)
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(defvar alchemist-mix-mode-map
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(let ((map (make-sparse-keymap)))
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(define-key map "q" #'quit-window)
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(define-key map "i" #'alchemist-mix-send-input-to-mix-process)
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map))
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(defvar alchemist-mix-buffer-name "*alchemist mix*"
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"Name of the mix output buffer.")
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(defvar alchemist-mix--envs '("dev" "prod" "test")
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"The list of mix envs to use as defaults.")
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;; Private functions
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(defun alchemist-mix--completing-read (prompt cmdlist)
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(completing-read prompt cmdlist nil t nil nil (car cmdlist)))
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(defun alchemist-mix--execute-test (&optional what)
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"Execute 'mix test' on the given `WHAT'.
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`WHAT' could be a filename, a filename:line string or the empty string (meaning
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run all tests)."
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(if what
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(setq alchemist-last-run-test what)
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(setq alchemist-last-run-test ""))
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(alchemist-test-execute (list "mix"
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alchemist-mix-test-task
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what
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alchemist-mix-test-default-options)))
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(defun alchemist-mix--test-file (filename)
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"Run a specific FILENAME as argument for the mix command test."
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(when (not (file-exists-p filename))
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(error "The given file doesn't exist"))
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(alchemist-mix--execute-test (expand-file-name filename)))
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;; Public functions
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(defun alchemist-mix ()
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"Prompt for a specific mix task to run.
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If the command `universal-argument' is called before `alchemist-mix',
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a prompt for a specific mix environment in which the task will be
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executed, gets called."
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(interactive)
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(alchemist-server-info "{ :type, :mixtasks }" #'alchemist-mix-filter))
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(defun alchemist-mix-display-mix-buffer ()
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"Display the mix buffer when exists."
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(interactive)
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(when (get-buffer alchemist-mix-buffer-name)
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(display-buffer alchemist-mix-buffer-name)))
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(defun alchemist-mix-test ()
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"Run the whole elixir test suite."
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(interactive)
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(alchemist-mix--execute-test))
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(defun alchemist-mix-test-this-buffer ()
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"Run the current buffer through mix test."
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(interactive)
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(alchemist-mix--test-file buffer-file-name))
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(defun alchemist-mix-test-file (filename)
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"Run `alchemist-mix--test-file' with the FILENAME."
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(interactive "Fmix test: ")
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(alchemist-mix--test-file (expand-file-name filename)))
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(defun alchemist-mix-test-at-point ()
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"Run the test at point."
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(interactive)
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(let* ((line (line-number-at-pos (point)))
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(file-and-line (format "%s:%s" buffer-file-name line)))
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(alchemist-mix--execute-test file-and-line)))
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(defun alchemist-mix-rerun-last-test ()
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"Rerun the last test that was run by alchemist.
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When no tests had been run before calling this function, do nothing."
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(interactive)
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(if alchemist-last-run-test
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(alchemist-mix--execute-test alchemist-last-run-test)
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(message "No tests have been run yet")))
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(defun alchemist-mix-compile (command &optional prefix)
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"Compile the whole elixir project. Prompt for the mix env if the prefix
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arg is set."
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(interactive "Mmix compile: \nP")
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(alchemist-mix-execute (list "compile" command) prefix))
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(defun alchemist-mix-run (command &optional prefix)
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"Runs the given file or expression in the context of the application."
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(interactive "Mmix run: \nP")
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(alchemist-mix-execute (list "run" command) prefix))
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(defun alchemist-mix-send-input-to-mix-process (input)
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"Send INPUT to the current running mix task process."
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(interactive "MSend to running mix task: ")
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(let* ((buffer (get-buffer alchemist-mix-buffer-name))
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(process (get-buffer-process buffer)))
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(if (and process (eq (process-status process) 'run))
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(with-current-buffer buffer
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(let ((inhibit-read-only t))
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(goto-char (point-max))
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(insert (concat input "\n\n"))
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(set-marker (process-mark process) (point)))
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(comint-send-string process (concat input "\n")))
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(error "No %s process is running" alchemist-mix-buffer-name))))
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(defun alchemist-mix-help () (interactive)
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(alchemist-utils-deprecated-message "alchemist-mix-help" "alchemist-mix"))
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(defun alchemist-mix-new () (interactive)
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(alchemist-utils-deprecated-message "alchemist-mix-new" "alchemist-mix"))
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(defun alchemist-mix-deps () (interactive)
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(alchemist-utils-deprecated-message "alchemist-mix-deps" "alchemist-mix"))
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(defun alchemist-mix-deps-with-prompt () (interactive)
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(alchemist-utils-deprecated-message "alchemist-mix-deps-with-prompt" "alchemist-mix"))
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(defun alchemist-mix-local-with-prompt () (interactive)
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(alchemist-utils-deprecated-message "alchemist-mix-local-with-prompt" "alchemist-mix"))
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(defun alchemist-mix-local () (interactive)
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(alchemist-utils-deprecated-message "alchemist-mix-local" "alchemist-mix"))
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(defun alchemist-mix-local-install () (interactive)
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(alchemist-utils-deprecated-message "alchemist-mix-local-install" "alchemist-mix"))
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(defun alchemist-mix-local-with-url () (interactive)
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(alchemist-utils-deprecated-message "alchemist-mix-local-with-url" "alchemist-mix"))
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(defun alchemist-mix-local-with-path () (interactive)
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(alchemist-utils-deprecated-message "alchemist-mix-local-with-path" "alchemist-mix"))
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(defun alchemist-mix-hex-search () (interactive)
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(alchemist-utils-deprecated-message "alchemist-mix-local-hex-search" "alchemist-mix"))
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(defun alchemist-mix-filter (_process output)
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(with-local-quit
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(setq alchemist-mix-filter-output (cons output alchemist-mix-filter-output))
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(when (alchemist-server-contains-end-marker-p output)
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(let* ((output (alchemist-server-prepare-filter-output alchemist-mix-filter-output))
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(tasks (split-string output "\n"))
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(selected-task (alchemist-mix--completing-read "mix: " tasks))
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(command (read-shell-command "mix " (concat selected-task " "))))
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(setq alchemist-mix-filter-output nil)
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(alchemist-mix-execute (list command) current-prefix-arg)))))
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(define-derived-mode alchemist-mix-mode fundamental-mode "Mix Mode"
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"Major mode for presenting Mix tasks.
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\\{alchemist-mix-mode-map}"
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(setq buffer-read-only t)
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(setq-local truncate-lines t)
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(setq-local electric-indent-chars nil))
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(defun alchemist-mix-execute (command-list &optional prefix)
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"Run a mix task specified by COMMAND-LIST.
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If PREFIX is non-nil, prompt for a mix environment variable."
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(let* ((mix-env (if prefix
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(completing-read "mix env: " alchemist-mix--envs nil nil alchemist-mix-env)
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alchemist-mix-env))
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(command (alchemist-utils-build-command
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(list (when mix-env (concat "MIX_ENV=" mix-env))
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alchemist-mix-command command-list))))
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(alchemist-report-run command "alchemist-mix-report" alchemist-mix-buffer-name 'alchemist-mix-mode)))
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(provide 'alchemist-mix)
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;;; alchemist-mix.el ends here
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