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;; geiser-mode.el -- minor mode for scheme buffers
;; Copyright (C) 2009 Jose Antonio Ortega Ruiz
;; Author: Jose Antonio Ortega Ruiz <jao@gnu.org>
;; Start date: Sun Feb 08, 2009 15:13
;; This file 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 file 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/>.
;;; Comentary:
;; Minor mode adding Geiser REPL/Emacs interaction commands to Scheme
;; buffers.
;;; Code:
(require 'geiser-autodoc)
(require 'geiser-eval)
(require 'geiser-popup)
(require 'geiser-base)
;;; Customization:
(defgroup geiser-mode nil
"Mode enabling Geiser abilities in Scheme buffers &co.."
:group 'geiser)
(defcustom geiser-mode-autodoc-p t
"Whether `geiser-autodoc-mode' gets enabled by default in factor buffers."
:group 'geiser-mode
:group 'geiser-autodoc
:type 'boolean)
;;; Auxiliary functions:
(geiser-popup--define mode "*Geiser evaluation results*" scheme-mode)
(defun geiser-eval--display-error (err output)
(if (not output)
(message (geiser-eval--error-str err))
(geiser-mode--with-buffer
(erase-buffer)
(insert ";; " (geiser-eval--error-str err))
(newline 2)
(insert output)
(newline))
(geiser-mode--pop-to-buffer)))
;;; Evaluation commands:
(defun geiser-send-region (start end &optional and-go)
"Send the current region to the Geiser REPL.
With prefix, goes to the REPL buffer afterwards (as
`geiser-send-region-and-go')"
(interactive "rP")
(let* ((str (buffer-substring-no-properties start end))
(code `(:gs (:scm ,str)))
(ret (geiser-eval--send/wait code))
(err (geiser-eval--retort-error ret)))
(when and-go
(switch-to-guile)
(push-mark)
(goto-char (point-max)))
(if (not err)
(message (format "=> %s" (geiser-eval--retort-result ret)))
(geiser-eval--display-error err (geiser-eval--retort-output ret)))))
(defun geiser-send-region-and-go (start end)
"Send the current region to the Geiser REPL and visit it afterwads."
(interactive "r")
(geiser-send-region start end t))
(defun geiser-send-definition (&optional and-go)
"Send the current definition to the Geiser REPL.
With prefix, goes to the REPL buffer afterwards (as
`geiser-send-definition-and-go')"
(interactive "P")
(save-excursion
(end-of-defun)
(let ((end (point)))
(beginning-of-defun)
(geiser-send-region (point) end and-go))))
(defun geiser-send-definition-and-go ()
"Send the current definition to the Geiser REPL and visit it afterwads."
(interactive)
(geiser-send-definition t))
(defun geiser-send-last-sexp ()
"Send the previous sexp to the Geiser REPL."
(interactive)
(geiser-send-region (save-excursion (backward-sexp) (point)) (point)))
;;; Geiser mode:
(make-variable-buffer-local
(defvar geiser-mode-string " Geiser"
"Modeline indicator for geiser-mode"))
(defvar geiser-mode-map (make-sparse-keymap)
"Key map for geiser-mode")
(define-minor-mode geiser-mode
"Toggle Geiser's mode.
With no argument, this command toggles the mode.
Non-null prefix argument turns on the mode.
Null prefix argument turns off the mode.
When Geiser mode is enabled, a host of nice utilities for
interacting with the Geiser REPL is at your disposal.
\\{geiser-mode-map}"
:init-value nil
:lighter geiser-mode-string
:group 'geiser
:keymap geiser-mode-map
(setq geiser-autodoc-mode-string "/A")
(when geiser-mode-autodoc-p (geiser-autodoc-mode geiser-mode)))
;;; Keys:
(define-key geiser-mode-map "\M-\C-x" 'geiser-send-definition)
(define-key geiser-mode-map "\C-c\C-a" 'geiser-autodoc-mode)
(define-key geiser-mode-map "\C-x\C-e" 'geiser-send-last-sexp)
(define-key geiser-mode-map "\C-c\C-e" 'geiser-send-definition)
(define-key geiser-mode-map "\C-c\M-e" 'geiser-send-definition-and-go)
(define-key geiser-mode-map "\C-c\C-r" 'geiser-send-region)
(define-key geiser-mode-map "\C-c\M-r" 'geiser-send-region-and-go)
(define-key geiser-mode-map "\C-c\M-c" 'geiser-compile-definition)
(define-key geiser-mode-map "\C-c\C-c" 'geiser-compile-definition-and-go)
(define-key geiser-mode-map "\C-c\C-t" 'geiser-trace-procedure)
(define-key geiser-mode-map "\C-c\C-x" 'geiser-expand-current-form)
(define-key geiser-mode-map "\C-c\C-z" 'switch-to-guile)
(define-key geiser-mode-map "\C-c\C-l" 'geiser-load-file)
(define-key geiser-mode-map "\C-c\C-k" 'geiser-compile-file)
(provide 'geiser-mode)
;;; geiser-mode.el ends here
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