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73 lines
2.4 KiB
73 lines
2.4 KiB
;;; le-scheme.el --- lispy support for Scheme. -*- lexical-binding: t -*-
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;; Copyright (C) 2014-2015 Oleh Krehel
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;; This file is not part of GNU Emacs
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;; This file 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, or (at your option)
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;; 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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;; For a full copy of the GNU General Public License
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;; see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;;
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;;; Code:
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(eval-and-compile
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(require 'geiser-eval nil t))
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(require 'lispy-inline)
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(defvar geiser-impl--implementation)
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(declare-function geiser-repl--connection* "geiser-repl")
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(declare-function run-geiser "geiser-repl")
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(declare-function geiser-repl--buffer-name "geiser-repl")
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(declare-function geiser-eval--send/wait "geiser-eval")
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(declare-function geiser-eval--retort-error "geiser-eval")
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(declare-function geiser-mode "geiser-mode")
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(declare-function geiser-edit-symbol "geiser-edit")
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(defun lispy--eval-scheme (str)
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"Eval STR as Scheme code."
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(unless (geiser-repl--connection*)
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(save-window-excursion
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(if geiser-impl--implementation
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(run-geiser geiser-impl--implementation)
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(call-interactively 'run-geiser))
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(geiser-mode 1)))
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(when (string-match "(\\(?:define\\|set!\\|struct\\)[ (]+\\(\\(?:\\w\\|\\s_\\)+\\)" str)
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(let ((name (match-string 1 str)))
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(setq str (format "(begin %s %s)" str name))))
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(with-current-buffer (geiser-repl--buffer-name geiser-impl--implementation)
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(let* ((code `(:eval (:scm ,str)))
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(ret (geiser-eval--send/wait code))
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(err (geiser-eval--retort-error ret))
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(output-str (cdr (assoc 'output ret)))
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(result-str (cadr (assoc 'result ret))))
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(cond (err
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(format "Error: %s" (string-trim output-str)))
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((not (equal "" output-str))
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(concat
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(propertize
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output-str
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'face 'font-lock-string-face)
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"\n"
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result-str))
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(t
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result-str)))))
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(defun lispy-goto-symbol-scheme (symbol)
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(geiser-edit-symbol (make-symbol symbol)))
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(provide 'le-scheme)
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;;; le-scheme.el ends here
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