diff options
Diffstat (limited to 'elisp/geiser-repl.el')
| -rw-r--r-- | elisp/geiser-repl.el | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/elisp/geiser-repl.el b/elisp/geiser-repl.el index b4a7f9e..ff1f920 100644 --- a/elisp/geiser-repl.el +++ b/elisp/geiser-repl.el @@ -67,12 +67,46 @@ REPL buffer." :type 'boolean :group 'geiser-repl) +(defcustom geiser-repl-history-filename (expand-file-name "~/.geiser_history") + "File where REPL input history is saved, so that it persists between sessions." + :type 'filename + :group 'geiser-repl) + +(defcustom geiser-repl-history-size comint-input-ring-size + "Maximum size of the saved REPL input history." + :type 'integer + :group 'geiser-repl) + (defcustom geiser-repl-autodoc-p t "Whether to enable `geiser-autodoc-mode' in the REPL by default." :type 'boolean :group 'geiser-repl) +;;; REPL History: + +(defun geiser-repl--sentinel (proc event) + (when (string= event "finished\n") + (with-current-buffer (process-buffer proc) + (let ((comint-input-ring-file-name geiser-repl-history-filename)) + (comint-write-input-ring) + (when (buffer-name (current-buffer)) + (insert "\nIt's been nice to interact with you!\n") + (insert "Press C-cz to bring me back.\n" )))))) + +(defun geiser-repl--input-filter (str) + (and (not (string-match "^\\s *$" str)) + (not (string-match "^,quit *$" str)))) + +(defun geiser-repl--history-setup () + (set (make-local-variable 'comint-input-ring-file-name) geiser-repl-history-filename) + (set (make-local-variable 'comint-input-ring-size) geiser-repl-history-size) + (set (make-local-variable 'comint-input-filter) 'geiser-repl--input-filter) + (add-hook 'kill-buffer-hook 'comint-write-input-ring nil t) + (comint-read-input-ring t) + (set-process-sentinel (get-buffer-process (current-buffer)) 'geiser-repl--sentinel)) + + ;;; Geiser REPL buffer/process: (defvar geiser-repl--buffer nil @@ -98,6 +132,7 @@ REPL buffer." (pop-to-buffer (geiser-repl--buffer)) (apply 'make-comint-in-buffer `("Geiser REPL" ,(current-buffer) ,guile nil ,@args)) (geiser-repl--wait-for-prompt 10000) + (geiser-repl--history-setup) (geiser-con--setup-connection (current-buffer) geiser-repl--prompt-regex))) (defun geiser-repl--process (&optional start) @@ -157,6 +192,7 @@ REPL buffer." (set (make-local-variable 'comint-prompt-regexp) geiser-repl--prompt-regex) (set (make-local-variable 'comint-use-prompt-regexp) t) (set (make-local-variable 'comint-prompt-read-only) t) + (set-syntax-table scheme-mode-syntax-table) (when geiser-repl-autodoc-p (geiser-autodoc-mode 1))) (define-key geiser-repl-mode-map "\C-cz" 'run-guile) |