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Diffstat (limited to 'elpa/smartparens-20200324.2147/smartparens-ess.el')
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diff --git a/elpa/smartparens-20200324.2147/smartparens-ess.el b/elpa/smartparens-20200324.2147/smartparens-ess.el new file mode 100644 index 0000000..3afbdd5 --- /dev/null +++ b/elpa/smartparens-20200324.2147/smartparens-ess.el @@ -0,0 +1,227 @@ +;;; smartparens-ess.el --- Smartparens Extension for Emacs Speaks Statistics -*- lexical-binding: t; -*- + +;; Copyright (c) 2015-2016 Bernhard Pröll + +;; Author: Bernhard Pröll +;; Maintainer: Bernhard Pröll +;; URL: https://github.com/Fuco1/smartparens +;; Created: 2015-02-26 +;; Version: 0.2 +;; Keywords: abbrev convenience editing + +;; 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 <http://www.gnu.org/licenses/>. + +;;; Commentary: +;; +;; This file provides some additional configuration for ESS. To use +;; it, simply add: +;; +;; (require 'smartparens-ess) +;; +;; into your configuration. You can use this in conjunction with the +;; default config or your own configuration. +;; +;;; Code: + +(require 'smartparens) +(require 'rx) + +(defvar ess-roxy-str) + +(declare-function ess-roxy-indent-on-newline "ess-roxy") + + +(dolist (mode '(ess-mode ess-r-mode inferior-ess-mode inferior-ess-r-mode)) + ;; avoid traveling commas when slurping + ;; (|a, b), c ---> (|a, b, c) + (add-to-list 'sp-sexp-suffix (list mode 'regexp "")) + ;; `sp-sexp-prefix' for ESS + (add-to-list 'sp-sexp-prefix + (list mode 'regexp + (rx (zero-or-more (or word (syntax symbol))))))) + +;; slurping follows Google's R style guide +;; see https://google.github.io/styleguide/Rguide.xml +(defun sp-ess-pre-handler (_id action _context) + "Remove spaces before opening parenthesis in a function call. +Remove redundant space around commas. +ID, ACTION, CONTEXT." + (when (equal action 'slurp-forward) + (let ((sxp (sp-get-thing 'back))) + (save-excursion + (goto-char (sp-get sxp :beg-prf)) + ;; (|) x ---> (x) + (when (looking-back (rx (syntax open-parenthesis) + (one-or-more space)) nil) + (cycle-spacing 0 nil 'single-shot)) + (cond + ;; (|)if(cond) ---> (|if (cond)) + ((member (sp-get sxp :prefix) '("if" "for" "while")) + (goto-char (sp-get sxp :beg)) + (cycle-spacing 1 nil 'single-shot)) + ;; (|)v [,2] <- if(x > 1) ---> (v[,2] <- if (x > 1)) + ((and + (member (sp-get sxp :op) '("[" "(")) + (equal (sp-get sxp :prefix) "") + (looking-back + (rx (and (not-char "%" ",") + (not (syntax close-parenthesis))) + (one-or-more space)) nil) + (not (member + (save-excursion + (sp-backward-sexp) + (thing-at-point 'word 'noprop)) + '("if" "for" "while")))) + (cycle-spacing 0 nil 'single-shot)) + ;; (|[...])%in% ---> ([...] %in%|) + ((or (looking-at "%") (looking-back "%" nil)) + (just-one-space)) + ;; (|)a , b, c ---> (|a, b, c) + ((looking-back + (rx (zero-or-more space) "," (zero-or-more space)) + (line-beginning-position) 'greedy) + (replace-match ", ")))))) + (when (equal action 'slurp-backward) + (let ((sxp (sp-get-thing))) + (save-excursion + (goto-char (sp-get sxp :end)) + ;; x (|) ---> (x) + (when (looking-at (rx (one-or-more space) + (syntax close-parenthesis))) + (cycle-spacing 0 nil 'single-shot)) + ;; if(cond){} (|) ---> (if (cond) {}|) + (cond ((member (sp-get sxp :prefix) '("if" "for" "while")) + (goto-char (sp-get sxp :beg)) + (cycle-spacing 1 nil 'single-shot)) + ;; for style reasons there should be a space before curly + ;; brackets and binary operators + ((and (member (sp-get sxp :op) '("{" "%")) + (not (looking-at (rx (syntax close-parenthesis))))) + (cycle-spacing 1 nil 'single-shot)) + ;; v[2](|) ---> (v[2]|) + ((and + (not (member (thing-at-point 'word 'noprop) + '("if" "for" "while"))) + (looking-at + (rx (and (zero-or-more space) + (not-char "{") + (or (syntax close-parenthesis) + (char "(") + (char "[")))))) + (cycle-spacing 0 nil 'single-shot)) + ;; 1 , 2 (|) ---> (1, 2) + ((looking-at + (rx (zero-or-more space) "," (zero-or-more space))) + (replace-match ", "))))))) + +;; function(x) {|} ---> function(x) {\n|\n} +;; ##' \tabular{rrr}{|} ---> +;; ##' \tabular{rrr}{ +;; ##' | +;; ##' } +(defun sp-ess-open-sexp-indent (&rest _args) + "Open new brace or bracket with indentation. +ARGS." + (if (and (fboundp 'ess-roxy-entry-p) (ess-roxy-entry-p)) + (progn + (save-excursion (ess-roxy-indent-on-newline)) + (when (looking-back ess-roxy-str nil) + (cycle-spacing 3 nil t))) + (newline) + (indent-according-to-mode) + (forward-line -1) + (indent-according-to-mode))) + +(defun sp-ess-roxy-str-p (_id action _context) + "Test if looking back at `ess-roxy-re'. +ID, ACTION, CONTEXT." + (when (and (boundp 'ess-roxy-re) (eq action 'insert)) + (sp--looking-back-p ess-roxy-re))) + +(sp-with-modes 'ess-mode + (sp-local-pair "{" nil + :pre-handlers '(sp-ess-pre-handler) + ;; the more reasonable C-j interferes with default binding for + ;; `ess-eval-line' + :post-handlers '((sp-ess-open-sexp-indent "M-j"))) + (sp-local-pair "(" nil + :pre-handlers '(sp-ess-pre-handler) + :post-handlers '((sp-ess-open-sexp-indent "M-j"))) + (sp-local-pair "[" nil + :pre-handlers '(sp-ess-pre-handler) + :post-handlers '((sp-ess-open-sexp-indent "M-j"))) + (sp-local-pair "'" nil + :unless '(sp-ess-roxy-str-p sp-in-comment-p sp-in-string-quotes-p))) + +;;; roxygen2 markup +;; see https://cran.r-project.org/web/packages/roxygen2/vignettes/formatting.html +(sp-with-modes 'ess-mode + (sp-local-pair "\\strong{" "}" + :when '(sp-in-comment-p) + :trigger "\\strong") + (sp-local-pair "\\emph{" "}" + :when '(sp-in-comment-p) + :trigger "\\emph") + (sp-local-pair "\\code{" "}" + :when '(sp-in-comment-p) + :trigger "\\code") + (sp-local-pair "\\url{" "}" + :when '(sp-in-comment-p) + :trigger "\\url") + (sp-local-pair "\\link{" "}" + :when '(sp-in-comment-p) + :trigger "\\link") + (sp-local-pair "\\href{" "}" + :when '(sp-in-comment-p) + :trigger "\\href" + :suffix "{[^}]*}") + (sp-local-pair "\\email{" "}" + :when '(sp-in-comment-p) + :trigger "\\email") + (sp-local-pair "\\pkg{" "}" + :when '(sp-in-comment-p) + :trigger "\\pkg") + (sp-local-pair "\\item{" "}" + :when '(sp-in-comment-p) + :post-handlers '((sp-ess-open-sexp-indent "M-j")) + :trigger "\\item{") + (sp-local-pair "\\enumerate{" "}" + :when '(sp-in-comment-p) + :post-handlers '((sp-ess-open-sexp-indent "M-j")) + :trigger "\\enumerate") + (sp-local-pair "\\itemize{" "}" + :when '(sp-in-comment-p) + :post-handlers '((sp-ess-open-sexp-indent "M-j")) + :trigger "\\itemize") + (sp-local-pair "\\describe{" "}" + :when '(sp-in-comment-p) + :post-handlers '((sp-ess-open-sexp-indent "M-j")) + :trigger "\\describe") + (sp-local-pair "\\eqn{" "}" + :when '(sp-in-comment-p) + :trigger "\\eqn") + (sp-local-pair "\\deqn{" "}" + :when '(sp-in-comment-p) + :trigger "\\deqn") + (sp-local-pair "\\tabular{" "}" + :when '(sp-in-comment-p) + :trigger "\\tabular" + :post-handlers '((sp-ess-open-sexp-indent "M-j")) + :suffix "{[^}]*}")) + + +(provide 'smartparens-ess) +;;; smartparens-ess ends here |