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ueval.el
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;;; ueval.el --- Universal Evaluation Utilities -*- lexical-binding: t; -*-
;; Copyright (C) 2024-2025 Shen, Jen-Chieh
;; Author: Shen, Jen-Chieh <[email protected]>
;; Maintainer: Shen, Jen-Chieh <[email protected]>
;; URL: https://github.com/jcs-elpa/ueval
;; Version: 0.1.0
;; Package-Requires: ((emacs "26.1"))
;; Keywords: convenience eval
;; This file is not part of GNU Emacs.
;; This program 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 program 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 <https://www.gnu.org/licenses/>.
;;; Commentary:
;;
;; Universal Evaluation Utilities.
;;
;;; Code:
(defgroup ueval nil
"Universal Evaluation Utilities."
:prefix "ueval-"
:group 'ueval)
;;
;;; Util
(defun ueval--fboundp-apply (fnc &rest args)
"Call FNC with ARGS if exists."
(when (fboundp fnc) (apply fnc args)))
;;
;;; Extensions
(declare-function sly "ext:sly.el")
(declare-function sly-connected-p "ext:sly.el")
(declare-function sly-eval-buffer "ext:sly.el")
(declare-function sly-eval-defun "ext:sly.el")
(declare-function sly-eval-last-expression "ext:sly.el")
(declare-function sly-eval-region "ext:sly.el")
(defun ueval--sly-p ()
"Return non-nil if `sly' evluations is valid."
(and (featurep 'sly)
(memq major-mode '( lisp-mode))))
(defun ueval--sly-connected-p ()
"Return non-nil; use `sly' evaluations instead."
(when (ueval--sly-p)
(ueval--fboundp-apply #'sly-connected-p)))
(declare-function cider "ext:cider.el")
(declare-function cider-connected-p "ext:cider.el")
(declare-function cider-eval-buffer "ext:cider.el")
(declare-function cider-eval-defun-at-point "ext:cider.el")
(declare-function cider-eval-sexp-at-point "ext:cider.el")
(declare-function cider-eval-region "ext:cider.el")
(defun ueval--cider-p ()
"Return non-nil if `cider' evluations is valid."
(and (featurep 'cider)
(memq major-mode '( clojure-mode clojurescript-mode))))
(defun ueval--cider-connected-p ()
"Return non-nil; use `cider' evaluations instead."
(when (ueval--cider-p)
(ueval--fboundp-apply #'cider-connected-p)))
(declare-function geiser "ext:geiser.el")
(declare-function geiser-eval-buffer "ext:geiser.el")
(declare-function geiser-eval-definition "ext:geiser.el")
(declare-function geiser-eval-last-sexp "ext:geiser.el")
(declare-function geiser-eval-region "ext:geiser.el")
(declare-function geiser-repl--connection "ext:geiser.el")
(defun ueval--geiser-p ()
"Return non-nil if `geiser' evluations is valid."
(and (featurep 'geiser)
(memq major-mode '( scheme-mode))))
(defun ueval--geiser-connected-p ()
"Return non-nil; use `geiser' evaluations instead."
(when (ueval--geiser-p)
(ueval--fboundp-apply #'geiser-repl--connection)))
(declare-function racket-run "ext:racket-mode.el")
(declare-function racket-send-definition "ext:racket-mode.el")
(declare-function racket-send-last-sexp "ext:racket-mode.el")
(declare-function racket-send-region "ext:racket-mode.el")
(defun ueval--racket-p ()
"Return non-nil if `racket' evluations is valid."
(and (featurep 'racket-mode)
(memq major-mode '( racket-mode racket-hash-lang-mode))))
(defun ueval--racket-connected-p ()
"Return non-nil; use `racket' evaluations instead."
(when (ueval--racket-p)
t))
;;
;;; Core
;;;###autoload
(defun ueval ()
"Universal start."
(interactive)
(cond ((ueval--sly-p) (call-interactively #'sly))
((ueval--cider-p) (call-interactively #'cider))
((ueval--geiser-p) (call-interactively #'geiser))
((ueval--racket-p) (call-interactively #'racket-run))
(t
(user-error "[ERROR] No universal start in this major-mode: %s" major-mode))))
;;;###autoload
(defun ueval-buffer ()
"Universal `eval-buffer'."
(interactive)
(call-interactively
(cond ((ueval--sly-connected-p) #'sly-eval-buffer)
((ueval--cider-connected-p) #'cider-eval-buffer)
((ueval--geiser-connected-p) #'geiser-eval-buffer)
((ueval--racket-connected-p) (lambda ()
(interactive)
(racket-send-region (point-min) (point-max))))
(t #'eval-buffer))))
;;;###autoload
(defun ueval-defun ()
"Universal `eval-defun' command."
(interactive)
(call-interactively
(cond ((ueval--sly-connected-p) #'sly-eval-defun)
((ueval--cider-connected-p) #'cider-eval-defun-at-point)
((ueval--geiser-connected-p) #'geiser-eval-definition)
((ueval--racket-connected-p) #'racket-send-definition)
(t #'eval-defun))))
;;;###autoload
(defun ueval-expression ()
"Universal `eval-expression' command."
(interactive)
(call-interactively
(cond ((ueval--sly-connected-p) #'sly-eval-last-expression)
((ueval--cider-connected-p) #'cider-eval-sexp-at-point)
((ueval--geiser-connected-p) #'geiser-eval-last-sexp)
((ueval--racket-connected-p) #'racket-send-last-sexp)
(t #'eval-expression))))
;;;###autoload
(defun ueval-region ()
"Universal `eval-region' command."
(interactive)
(call-interactively
(cond ((ueval--sly-connected-p) #'sly-eval-region)
((ueval--cider-connected-p) #'cider-eval-region)
((ueval--geiser-connected-p) #'geiser-eval-region)
((ueval--racket-connected-p) #'racket-send-region)
(t #'eval-region))))
(provide 'ueval)
;;; ueval.el ends here