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Diffstat (limited to 'elpa/js2-refactor-20210306.2003/js2r-conveniences.el')
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diff --git a/elpa/js2-refactor-20210306.2003/js2r-conveniences.el b/elpa/js2-refactor-20210306.2003/js2r-conveniences.el new file mode 100644 index 0000000..e5fa3da --- /dev/null +++ b/elpa/js2-refactor-20210306.2003/js2r-conveniences.el @@ -0,0 +1,242 @@ +;;; js2r-conveniences.el --- Convenience functions for js2-refactor -*- lexical-binding: t; -*- + +;; Copyright (C) 2012-2014 Magnar Sveen +;; Copyright (C) 2015-2016 Magnar Sveen and Nicolas Petton + +;; Author: Magnar Sveen <magnars@gmail.com>, +;; Nicolas Petton <nicolas@petton.fr> +;; Keywords: conveniences + +;; 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: + +;; Convenience functions for logging statements by inserting +;; `console.log' statements and moving lines respecting object +;; literal syntax. + +;;; Code: + +(require 'js2r-helpers) + +(defun js2r-log-this (arg) + "Log of the node at point, adding a 'console.log()' statement. +With a prefix argument ARG, use JSON pretty-printing for logging." + (interactive "P") + (js2r--guard) + (js2r--wait-for-parse + (let* ((log-info (js2r--figure-out-what-to-log-where)) + (stmt (car log-info)) + (pos (cdr log-info))) + (save-excursion + (goto-char pos) + (when (looking-at "[;{]") + (forward-char 1)) + (newline-and-indent) + (if arg + (progn (insert "console.log(\"" stmt " = \");") + (newline-and-indent) + (insert "console.dir(" stmt ", { depth:null, colors: true });")) + (insert "console.log(\"" stmt " = \", " stmt ");")))))) + +(defun js2r-debug-this () + "Debug the node at point, adding a 'debug()' statement." + (interactive) + (js2r--guard) + (js2r--wait-for-parse + (let* ((log-info (js2r--figure-out-what-to-log-where)) + (stmt (car log-info)) + (pos (cdr log-info))) + (save-excursion + (goto-char pos) + (when (looking-at "[;{]") + (forward-char 1)) + (newline-and-indent) + (insert "debug(" (js2r--wrap-text stmt " = %s") ", " stmt ");"))))) + +(defun js2r--figure-out-what-to-log-where () + "Return a dotted pair containing the statement to log and the +position where the log should be inserted." + (let ((parent-stmt (js2-node-parent-stmt (js2-node-at-point)))) + + (if (use-region-p) + (cons (buffer-substring (region-beginning) (region-end)) + (js2r--find-suitable-log-position-around parent-stmt)) + + (let* ((node (js2r--name-node-at-point)) + (parent (js2-node-parent node))) + + (cond + + ((js2-function-node-p parent) + (cons (js2-name-node-name node) + (js2-node-abs-pos (js2-function-node-body parent)))) + + ((js2-prop-get-node-p parent) + (cons (buffer-substring (js2-node-abs-pos parent) (js2-node-abs-end parent)) + (js2r--find-suitable-log-position-around parent-stmt))) + + (:else + (cons (js2-name-node-name node) + (js2r--find-suitable-log-position-around parent-stmt)))))))) + +(defun js2r--find-suitable-log-position-around (parent-stmt) + "Return the position close to PARENT-STMT where the log statement should be inserted." + (if (or js2r-log-before-point (js2-return-node-p parent-stmt)) + (save-excursion + (goto-char (js2-node-abs-pos parent-stmt)) + (skip-chars-backward " \t\n\r") ; Can't use skip-syntax-backward since \n is end-comment + (point)) + (js2-node-abs-end parent-stmt))) + +(defun js2r-split-string () + "Split the string node at point. If the string is already split, join it instead." + (interactive) + (when (js2r--point-inside-string-p) + (let ((delimiter (js2r--string-delimiter (js2-node-at-point)))) + (if (looking-back " \"") + (progn + (forward-char -2) + (insert " +") + (forward-char -2)) + (if (looking-at (regexp-quote (format "%s + %s" delimiter delimiter))) + (delete-char 5) + (insert (format "%s + %s" delimiter delimiter))))))) + +(defun js2r-string-to-template () + "Convert the string at point into a template string." + (interactive) + (let ((node (js2-node-at-point))) + (when (js2-string-node-p node) + (let* ((start (js2-node-abs-pos node)) + (end (+ start (js2-node-len node)))) + (when (memq (char-after start) '(?' ?\")) + (save-excursion + (goto-char end) (delete-char -1) (insert "`") + (goto-char start) (delete-char 1) (insert "`") + (perform-replace "`" "\\`" nil nil nil nil nil (1+ start) (1- end)))))))) + +(defun js2r--string-delimiter (node) + "Return the delimiter character of the string node NODE. +It can be a single or double quote." + (save-excursion + (goto-char (js2-node-abs-pos node)) + (char-to-string (following-char)))) + +(defun move-line-down () + "Move the current line down one line." + (interactive) + (let ((col (current-column))) + (save-excursion + (forward-line) + (transpose-lines 1)) + (forward-line) + (move-to-column col))) + +(defun move-line-up () + "Move the current line up one line." + (interactive) + (let ((col (current-column))) + (transpose-lines 1) + (forward-line -2) + (move-to-column col))) + +(defun js2r-move-line-down () + "Move the current line down one line. +Make sure commas are placed correctly when moving a line up or +down in an object or array literal." + (interactive) + (if (and (js2r--current-line-is-a-list-item) + (js2r--next-line-is-a-list-item)) + (js2r--move-line-down-as-list-item) + (move-line-down)) + (funcall indent-line-function)) + +(defun js2r-move-line-up () + "Move the current line up one line. +Make sure commas are placed correctly when moving a line up or +down in an object or array literal." + (interactive) + (if (and (js2r--current-line-is-a-list-item) + (js2r--previous-line-is-a-list-item)) + (js2r--move-line-up-as-list-item) + (move-line-up)) + (funcall indent-line-function)) + +(defun js2r--current-line-is-prefixed-with-list-item-start () + "Return whether the current line is prefixed with '{' or '['." + (save-excursion + (back-to-indentation) + (looking-back "\\({\\|\\[\\|,\\)\\(\s\\|\n\\|\t\\)*"))) + +(defun js2r--current-line-is-postfixed-with-list-item-end () + "Return whether the current line is postfixed with '{' or '['." + (save-excursion + (end-of-line) + (or (looking-back ",\s*") ; line ends in comma + (looking-at "\\(\s\\|\n\\|\t\\)*\\(\\]\\|}\\)")))) + +(defun js2r--current-line-is-a-list-item () + "Return whether the current line contain an array or object literal." + (and (js2r--current-line-is-prefixed-with-list-item-start) + (js2r--current-line-is-postfixed-with-list-item-end))) + +(defun js2r--next-line-is-a-list-item () + "Return whether the current line contain an array or object literal." + (save-excursion + (forward-line) + (js2r--current-line-is-a-list-item))) + +(defun js2r--previous-line-is-a-list-item () + "Return whether the previous line contain an array or object literal, and only that." + (save-excursion + (forward-line -1) + (js2r--current-line-is-a-list-item))) + +(defun js2r--current-line-has-comma () + "Return whether the current line ends with a comma." + (save-excursion + (end-of-line) + (looking-back ",\s*"))) + +(defun js2r--previous-line-has-comma () + "Return whether the previous line ends with a comma." + (save-excursion + (forward-line -1) + (js2r--current-line-has-comma))) + +(defun js2r--move-line-down-as-list-item () + "Move the current line containing a list literal down one line, and also move the comma." + (move-line-down) + (if (not (js2r--previous-line-has-comma)) + (save-excursion + (end-of-line) + (delete-char -1) + (forward-line -1) + (end-of-line) + (insert ",")))) + +(defun js2r--move-line-up-as-list-item () + "Move the current line containing a list literal up one line, and also move the comma." + (move-line-up) + (if (not (js2r--current-line-has-comma)) + (save-excursion + (end-of-line) + (insert ",") + (forward-line) + (end-of-line) + (delete-char -1)))) + +(provide 'js2r-conveniences) +;;; js2r-conveniences.el ends here |