138 lines
4.0 KiB
EmacsLisp
138 lines
4.0 KiB
EmacsLisp
;; geiser-chibi.el -- Chibi Scheme's implementation of the geiser protocols
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;; This program is free software; you can redistribute it and/or
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;; modify it under the terms of the Modified BSD License. You should
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;; have received a copy of the license along with this program. If
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;; not, see <http://www.xfree86.org/3.3.6/COPYRIGHT2.html#5>.
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(require 'geiser-connection)
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(require 'geiser-syntax)
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(require 'geiser-custom)
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(require 'geiser-base)
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(require 'geiser-eval)
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(require 'geiser-edit)
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(require 'geiser-log)
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(require 'geiser)
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(require 'compile)
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(require 'info-look)
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(eval-when-compile (require 'cl))
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;;; Customization:
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(defgroup geiser-chibi nil
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"Customization for Geiser's Chibi Scheme flavour."
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:group 'geiser)
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(geiser-custom--defcustom geiser-chibi-binary
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"chibi-scheme"
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"Name to use to call the Chibi Scheme executable when starting a REPL."
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:type '(choice string (repeat string))
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:group 'geiser-chibi)
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;;; REPL support:
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(defun geiser-chibi--binary ()
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(if (listp geiser-chibi-binary)
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(car geiser-chibi-binary)
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geiser-chibi-binary))
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(defun geiser-chibi--parameters ()
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"Return a list with all parameters needed to start Chibi Scheme.
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This function uses `geiser-chibi-init-file' if it exists."
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`("-I" ,(expand-file-name "chibi/geiser/" geiser-scheme-dir)
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"-m" "geiser")
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)
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(defconst geiser-chibi--prompt-regexp "> ")
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;;; Evaluation support:
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(defun geiser-chibi--geiser-procedure (proc &rest args)
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(case proc
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((eval compile)
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(let ((form (mapconcat 'identity (cdr args) " "))
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(module (cond ((string-equal "'()" (car args))
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"'()")
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((and (car args))
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(concat "'" (car args)))
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(t
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"#f"))))
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(format "(geiser:eval %s '%s)" module form)))
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((load-file compile-file)
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(format "(geiser:load-file %s)" (car args)))
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((no-values)
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"(geiser:no-values)")
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(t
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(let ((form (mapconcat 'identity args " ")))
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(format "(geiser:%s %s)" proc form)))))
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(defun geiser-chibi--get-module (&optional module)
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(cond ((null module)
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:f)
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((listp module) module)
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((stringp module)
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(condition-case nil
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(car (geiser-syntax--read-from-string module))
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(error :f)))
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(t :f)))
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(defun geiser-chibi--symbol-begin (module)
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(if module
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(max (save-excursion (beginning-of-line) (point))
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(save-excursion (skip-syntax-backward "^(>") (1- (point))))
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(save-excursion (skip-syntax-backward "^'-()>") (point))))
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(defun geiser-chibi--import-command (module)
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(format "(import %s)" module))
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(defun geiser-chibi--exit-command () "(exit 0)")
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;;
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;; ;;; REPL startup
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(defconst geiser-chibi-minimum-version "0.7.3")
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(defun geiser-chibi--version (binary)
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(second (split-string
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(car (process-lines binary "-V"))
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" ")))
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(defun geiser-chibi--startup (remote)
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(let ((geiser-log-verbose-p t))
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(compilation-setup t)
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))
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;;; Implementation definition:
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(define-geiser-implementation chibi
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(binary geiser-chibi--binary)
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(arglist geiser-chibi--parameters)
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(version-command geiser-chibi--version)
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(minimum-version geiser-chibi-minimum-version)
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(repl-startup geiser-chibi--startup)
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(prompt-regexp geiser-chibi--prompt-regexp)
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(debugger-prompt-regexp nil) ;; geiser-chibi--debugger-prompt-regexp
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;; (enter-debugger geiser-chibi--enter-debugger)
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(marshall-procedure geiser-chibi--geiser-procedure)
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(find-module geiser-chibi--get-module)
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;; (enter-command geiser-chibi--enter-command)
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(exit-command geiser-chibi--exit-command)
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(import-command geiser-chibi--import-command)
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(find-symbol-begin geiser-chibi--symbol-begin)
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;; (display-error geiser-chibi--display-error)
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;; (external-help geiser-chibi--manual-look-up)
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;; (check-buffer geiser-chibi--guess)
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;; (keywords geiser-chibi--keywords)
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;; (case-sensitive geiser-chibi-case-sensitive-p)
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)
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(geiser-impl--add-to-alist 'regexp "\\.scm$" 'chibi t)
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(geiser-impl--add-to-alist 'regexp "\\.sld$" 'chibi t)
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(provide 'geiser-chibi)
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