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Diffstat (limited to 'configs/shared/emacs/.emacs.d/elpa/clojure-mode-20180827.1827/clojure-mode.el')
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diff --git a/configs/shared/emacs/.emacs.d/elpa/clojure-mode-20180827.1827/clojure-mode.el b/configs/shared/emacs/.emacs.d/elpa/clojure-mode-20180827.1827/clojure-mode.el deleted file mode 100644 index c8ae430c7c..0000000000 --- a/configs/shared/emacs/.emacs.d/elpa/clojure-mode-20180827.1827/clojure-mode.el +++ /dev/null @@ -1,2690 +0,0 @@ -;;; clojure-mode.el --- Major mode for Clojure code -*- lexical-binding: t; -*- - -;; Copyright © 2007-2018 Jeffrey Chu, Lennart Staflin, Phil Hagelberg -;; Copyright © 2013-2018 Bozhidar Batsov, Artur Malabarba -;; -;; Authors: Jeffrey Chu <jochu0@gmail.com> -;; Lennart Staflin <lenst@lysator.liu.se> -;; Phil Hagelberg <technomancy@gmail.com> -;; Bozhidar Batsov <bozhidar@batsov.com> -;; Artur Malabarba <bruce.connor.am@gmail.com> -;; URL: http://github.com/clojure-emacs/clojure-mode -;; Package-Version: 20180827.1827 -;; Keywords: languages clojure clojurescript lisp -;; Version: 5.10.0-snapshot -;; Package-Requires: ((emacs "25.1")) - -;; This file is not part of GNU Emacs. - -;;; Commentary: - -;; Provides font-lock, indentation, navigation and basic refactoring for the -;; Clojure programming language (http://clojure.org). - -;; Using clojure-mode with paredit or smartparens is highly recommended. - -;; Here are some example configurations: - -;; ;; require or autoload paredit-mode -;; (add-hook 'clojure-mode-hook #'paredit-mode) - -;; ;; require or autoload smartparens -;; (add-hook 'clojure-mode-hook #'smartparens-strict-mode) - -;; See inf-clojure (http://github.com/clojure-emacs/inf-clojure) for -;; basic interaction with Clojure subprocesses. - -;; See CIDER (http://github.com/clojure-emacs/cider) for -;; better interaction with subprocesses via nREPL. - -;;; License: - -;; 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 GNU Emacs; see the file COPYING. If not, write to the -;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, -;; Boston, MA 02110-1301, USA. - -;;; Code: - - -(eval-when-compile - (defvar calculate-lisp-indent-last-sexp) - (defvar font-lock-beg) - (defvar font-lock-end) - (defvar paredit-space-for-delimiter-predicates) - (defvar paredit-version) - (defvar paredit-mode)) - -(require 'cl-lib) -(require 'imenu) -(require 'newcomment) -(require 'align) -(require 'subr-x) - -(declare-function lisp-fill-paragraph "lisp-mode" (&optional justify)) - -(defgroup clojure nil - "Major mode for editing Clojure code." - :prefix "clojure-" - :group 'languages - :link '(url-link :tag "GitHub" "https://github.com/clojure-emacs/clojure-mode") - :link '(emacs-commentary-link :tag "Commentary" "clojure-mode")) - -(defconst clojure-mode-version "5.8.2" - "The current version of `clojure-mode'.") - -(defface clojure-keyword-face - '((t (:inherit font-lock-constant-face))) - "Face used to font-lock Clojure keywords (:something)." - :package-version '(clojure-mode . "3.0.0")) - -(defface clojure-character-face - '((t (:inherit font-lock-string-face))) - "Face used to font-lock Clojure character literals." - :package-version '(clojure-mode . "3.0.0")) - -(defcustom clojure-indent-style :always-align - "Indentation style to use for function forms and macro forms. -There are two cases of interest configured by this variable. - -- Case (A) is when at least one function argument is on the same - line as the function name. -- Case (B) is the opposite (no arguments are on the same line as - the function name). Note that the body of macros is not - affected by this variable, it is always indented by - `lisp-body-indent' (default 2) spaces. - -Note that this variable configures the indentation of function -forms (and function-like macros), it does not affect macros that -already use special indentation rules. - -The possible values for this variable are keywords indicating how -to indent function forms. - - `:always-align' - Follow the same rules as `lisp-mode'. All - args are vertically aligned with the first arg in case (A), - and vertically aligned with the function name in case (B). - For instance: - (reduce merge - some-coll) - (reduce - merge - some-coll) - - `:always-indent' - All args are indented like a macro body. - (reduce merge - some-coll) - (reduce - merge - some-coll) - - `:align-arguments' - Case (A) is indented like `lisp', and - case (B) is indented like a macro body. - (reduce merge - some-coll) - (reduce - merge - some-coll)" - :safe #'keywordp - :type '(choice (const :tag "Same as `lisp-mode'" :always-align) - (const :tag "Indent like a macro body" :always-indent) - (const :tag "Indent like a macro body unless first arg is on the same line" - :align-arguments)) - :package-version '(clojure-mode . "5.2.0")) - -(define-obsolete-variable-alias 'clojure-defun-style-default-indent - 'clojure-indent-style "5.2.0") - -(defcustom clojure-use-backtracking-indent t - "When non-nil, enable context sensitive indentation." - :type 'boolean - :safe 'booleanp) - -(defcustom clojure-max-backtracking 3 - "Maximum amount to backtrack up a list to check for context." - :type 'integer - :safe 'integerp) - -(defcustom clojure-docstring-fill-column fill-column - "Value of `fill-column' to use when filling a docstring." - :type 'integer - :safe 'integerp) - -(defcustom clojure-docstring-fill-prefix-width 2 - "Width of `fill-prefix' when filling a docstring. -The default value conforms with the de facto convention for -Clojure docstrings, aligning the second line with the opening -double quotes on the third column." - :type 'integer - :safe 'integerp) - -(defcustom clojure-omit-space-between-tag-and-delimiters '(?\[ ?\{ ?\() - "Allowed opening delimiter characters after a reader literal tag. -For example, \[ is allowed in :db/id[:db.part/user]." - :type '(set (const :tag "[" ?\[) - (const :tag "{" ?\{) - (const :tag "(" ?\() - (const :tag "\"" ?\")) - :safe (lambda (value) - (and (listp value) - (cl-every 'characterp value)))) - -(defcustom clojure-build-tool-files - '("project.clj" ; Leiningen - "build.boot" ; Boot - "build.gradle" ; Gradle - "deps.edn" ; Clojure CLI (a.k.a. tools.deps) - "shadow-cljs.edn" ; shadow-cljs - ) - "A list of files, which identify a Clojure project's root. -Out-of-the box `clojure-mode' understands lein, boot, gradle, - shadow-cljs and tools.deps." - :type '(repeat string) - :package-version '(clojure-mode . "5.0.0") - :safe (lambda (value) - (and (listp value) - (cl-every 'stringp value)))) - -(defcustom clojure-project-root-function #'clojure-project-root-path - "Function to locate clojure project root directory." - :type 'function - :risky t - :package-version '(clojure-mode . "5.7.0")) - -(defcustom clojure-refactor-map-prefix (kbd "C-c C-r") - "Clojure refactor keymap prefix." - :type 'string - :package-version '(clojure-mode . "5.6.0")) - -(defvar clojure-refactor-map - (let ((map (make-sparse-keymap))) - (define-key map (kbd "C-t") #'clojure-thread) - (define-key map (kbd "t") #'clojure-thread) - (define-key map (kbd "C-u") #'clojure-unwind) - (define-key map (kbd "u") #'clojure-unwind) - (define-key map (kbd "C-f") #'clojure-thread-first-all) - (define-key map (kbd "f") #'clojure-thread-first-all) - (define-key map (kbd "C-l") #'clojure-thread-last-all) - (define-key map (kbd "l") #'clojure-thread-last-all) - (define-key map (kbd "C-a") #'clojure-unwind-all) - (define-key map (kbd "a") #'clojure-unwind-all) - (define-key map (kbd "C-p") #'clojure-cycle-privacy) - (define-key map (kbd "p") #'clojure-cycle-privacy) - (define-key map (kbd "C-(") #'clojure-convert-collection-to-list) - (define-key map (kbd "(") #'clojure-convert-collection-to-list) - (define-key map (kbd "C-'") #'clojure-convert-collection-to-quoted-list) - (define-key map (kbd "'") #'clojure-convert-collection-to-quoted-list) - (define-key map (kbd "C-{") #'clojure-convert-collection-to-map) - (define-key map (kbd "{") #'clojure-convert-collection-to-map) - (define-key map (kbd "C-[") #'clojure-convert-collection-to-vector) - (define-key map (kbd "[") #'clojure-convert-collection-to-vector) - (define-key map (kbd "C-#") #'clojure-convert-collection-to-set) - (define-key map (kbd "#") #'clojure-convert-collection-to-set) - (define-key map (kbd "C-i") #'clojure-cycle-if) - (define-key map (kbd "i") #'clojure-cycle-if) - (define-key map (kbd "C-w") #'clojure-cycle-when) - (define-key map (kbd "w") #'clojure-cycle-when) - (define-key map (kbd "C-o") #'clojure-cycle-not) - (define-key map (kbd "o") #'clojure-cycle-not) - (define-key map (kbd "n i") #'clojure-insert-ns-form) - (define-key map (kbd "n h") #'clojure-insert-ns-form-at-point) - (define-key map (kbd "n u") #'clojure-update-ns) - (define-key map (kbd "n s") #'clojure-sort-ns) - (define-key map (kbd "s i") #'clojure-introduce-let) - (define-key map (kbd "s m") #'clojure-move-to-let) - (define-key map (kbd "s f") #'clojure-let-forward-slurp-sexp) - (define-key map (kbd "s b") #'clojure-let-backward-slurp-sexp) - map) - "Keymap for Clojure refactoring commands.") -(fset 'clojure-refactor-map clojure-refactor-map) - -(defvar clojure-mode-map - (let ((map (make-sparse-keymap))) - (set-keymap-parent map prog-mode-map) - (define-key map (kbd "C-:") #'clojure-toggle-keyword-string) - (define-key map (kbd "C-c SPC") #'clojure-align) - (define-key map clojure-refactor-map-prefix 'clojure-refactor-map) - (easy-menu-define clojure-mode-menu map "Clojure Mode Menu" - '("Clojure" - ["Toggle between string & keyword" clojure-toggle-keyword-string] - ["Align expression" clojure-align] - ["Cycle privacy" clojure-cycle-privacy] - ["Cycle if, if-not" clojure-cycle-if] - ["Cycle when, when-not" clojure-cycle-when] - ["Cycle not" clojure-cycle-not] - ("ns forms" - ["Insert ns form at the top" clojure-insert-ns-form] - ["Insert ns form here" clojure-insert-ns-form-at-point] - ["Update ns form" clojure-update-ns] - ["Sort ns form" clojure-sort-ns]) - ("Convert collection" - ["Convert to list" clojure-convert-collection-to-list] - ["Convert to quoted list" clojure-convert-collection-to-quoted-list] - ["Convert to map" clojure-convert-collection-to-map] - ["Convert to vector" clojure-convert-collection-to-vector] - ["Convert to set" clojure-convert-collection-to-set]) - ("Refactor -> and ->>" - ["Thread once more" clojure-thread] - ["Fully thread a form with ->" clojure-thread-first-all] - ["Fully thread a form with ->>" clojure-thread-last-all] - "--" - ["Unwind once" clojure-unwind] - ["Fully unwind a threading macro" clojure-unwind-all]) - ("Let expression" - ["Introduce let" clojure-introduce-let] - ["Move to let" clojure-move-to-let] - ["Forward slurp form into let" clojure-let-forward-slurp-sexp] - ["Backward slurp form into let" clojure-let-backward-slurp-sexp]) - ("Documentation" - ["View a Clojure guide" clojure-view-guide] - ["View a Clojure reference section" clojure-view-reference-section] - ["View the Clojure cheatsheet" clojure-view-cheatsheet] - ["View the Clojure Grimoire" clojure-view-grimoire] - ["View the Clojure style guide" clojure-view-style-guide]) - "--" - ["Report a clojure-mode bug" clojure-mode-report-bug] - ["Clojure-mode version" clojure-mode-display-version])) - map) - "Keymap for Clojure mode.") - -(defvar clojure-mode-syntax-table - (let ((table (copy-syntax-table emacs-lisp-mode-syntax-table))) - (modify-syntax-entry ?\{ "(}" table) - (modify-syntax-entry ?\} "){" table) - (modify-syntax-entry ?\[ "(]" table) - (modify-syntax-entry ?\] ")[" table) - (modify-syntax-entry ?? "_ p" table) ; ? is a prefix outside symbols - (modify-syntax-entry ?# "_ p" table) ; # is allowed inside keywords (#399) - (modify-syntax-entry ?~ "'" table) - (modify-syntax-entry ?^ "'" table) - (modify-syntax-entry ?@ "'" table) - table) - "Syntax table for Clojure mode. -Inherits from `emacs-lisp-mode-syntax-table'.") - -(defconst clojure--prettify-symbols-alist - '(("fn" . ?λ))) - -(defvar-local clojure-expected-ns-function nil - "The function used to determine the expected namespace of a file. -`clojure-mode' ships a basic function named `clojure-expected-ns' -that does basic heuristics to figure this out. -CIDER provides a more complex version which does classpath analysis.") - -(defun clojure-mode-display-version () - "Display the current `clojure-mode-version' in the minibuffer." - (interactive) - (message "clojure-mode (version %s)" clojure-mode-version)) - -(defconst clojure-mode-report-bug-url "https://github.com/clojure-emacs/clojure-mode/issues/new" - "The URL to report a `clojure-mode' issue.") - -(defun clojure-mode-report-bug () - "Report a bug in your default browser." - (interactive) - (browse-url clojure-mode-report-bug-url)) - -(defconst clojure-guides-base-url "https://clojure.org/guides/" - "The base URL for official Clojure guides.") - -(defconst clojure-guides '(("Getting Started" . "getting_started") - ("FAQ" . "faq") - ("spec" . "spec") - ("Destructuring" . "destructuring") - ("Threading Macros" . "threading_macros") - ("Comparators" . "comparators") - ("Reader Conditionals" . "reader_conditionals")) - "A list of all official Clojure guides.") - -(defun clojure-view-guide () - "Open a Clojure guide in your default browser. - -The command will prompt you to select one of the available guides." - (interactive) - (let ((guide (completing-read "Select a guide: " (mapcar #'car clojure-guides)))) - (when guide - (let ((guide-url (concat clojure-guides-base-url (cdr (assoc guide clojure-guides))))) - (browse-url guide-url))))) - -(defconst clojure-reference-base-url "https://clojure.org/reference/" - "The base URL for the official Clojure reference.") - -(defconst clojure-reference-sections '(("The Reader" . "reader") - ("The REPL and main" . "repl_and_main") - ("Evaluation" . "evaluation") - ("Special Forms" . "special_forms") - ("Macros" . "macros") - ("Other Functions" . "other_functions") - ("Data Structures" . "data_structures") - ("Datatypes" . "datatypes") - ("Sequences" . "sequences") - ("Transients" . "transients") - ("Transducers" . "transducers") - ("Multimethods and Hierarchies" . "multimethods") - ("Protocols" . "protocols") - ("Metadata" . "metadata") - ("Namespaces" . "namespaces") - ("Libs" . "libs") - ("Vars and Environments" . "vars") - ("Refs and Transactions" . "refs") - ("Agents" . "agents") - ("Atoms" . "atoms") - ("Reducers" . "reducers") - ("Java Interop" . "java_interop") - ("Compilation and Class Generation" . "compilation") - ("Other Libraries" . "other_libraries") - ("Differences with Lisps" . "lisps"))) - -(defun clojure-view-reference-section () - "Open a Clojure reference section in your default browser. - -The command will prompt you to select one of the available sections." - (interactive) - (let ((section (completing-read "Select a reference section: " (mapcar #'car clojure-reference-sections)))) - (when section - (let ((section-url (concat clojure-reference-base-url (cdr (assoc section clojure-reference-sections))))) - (browse-url section-url))))) - -(defconst clojure-cheatsheet-url "http://clojure.org/api/cheatsheet" - "The URL of the official Clojure cheatsheet.") - -(defun clojure-view-cheatsheet () - "Open the Clojure cheatsheet in your default browser." - (interactive) - (browse-url clojure-cheatsheet-url)) - -(defconst clojure-grimoire-url "https://www.conj.io/" - "The URL of the Grimoire community documentation site.") - -(defun clojure-view-grimoire () - "Open the Clojure Grimoire in your default browser." - (interactive) - (browse-url clojure-grimoire-url)) - -(defconst clojure-style-guide-url "https://github.com/bbatsov/clojure-style-guide" - "The URL of the Clojure style guide.") - -(defun clojure-view-style-guide () - "Open the Clojure style guide in your default browser." - (interactive) - (browse-url clojure-style-guide-url)) - -(defun clojure-space-for-delimiter-p (endp delim) - "Prevent paredit from inserting useless spaces. -See `paredit-space-for-delimiter-predicates' for the meaning of -ENDP and DELIM." - (or endp - (not (memq delim '(?\" ?{ ?\( ))) - (not (or (derived-mode-p 'clojure-mode) - (derived-mode-p 'cider-repl-mode))) - (save-excursion - (backward-char) - (cond ((eq (char-after) ?#) - (and (not (bobp)) - (or (char-equal ?w (char-syntax (char-before))) - (char-equal ?_ (char-syntax (char-before)))))) - ((and (eq delim ?\() - (eq (char-after) ??) - (eq (char-before) ?#)) - nil) - (t))))) - -(defconst clojure--collection-tag-regexp "#\\(::[a-zA-Z0-9._-]*\\|:?\\([a-zA-Z0-9._-]+/\\)?[a-zA-Z0-9._-]+\\)" - "Collection reader macro tag regexp. -It is intended to check for allowed strings that can come before a -collection literal (e.g. '[]' or '{}'), as reader macro tags. -This includes #fully.qualified/my-ns[:kw val] and #::my-ns{:kw -val} as of Clojure 1.9.") - -(defun clojure-no-space-after-tag (endp delimiter) - "Prevent inserting a space after a reader-literal tag. - -When a reader-literal tag is followed be an opening delimiter -listed in `clojure-omit-space-between-tag-and-delimiters', this -function returns t. - -This allows you to write things like #db/id[:db.part/user] -and #::my-ns{:some \"map\"} without inserting a space between -the tag and the opening bracket. - -See `paredit-space-for-delimiter-predicates' for the meaning of -ENDP and DELIMITER." - (if endp - t - (or (not (member delimiter clojure-omit-space-between-tag-and-delimiters)) - (save-excursion - (let ((orig-point (point))) - (not (and (re-search-backward - clojure--collection-tag-regexp - (line-beginning-position) - t) - (= orig-point (match-end 0))))))))) - -(declare-function paredit-open-curly "ext:paredit") -(declare-function paredit-close-curly "ext:paredit") -(declare-function paredit-convolute-sexp "ext:paredit") - -(defun clojure--replace-let-bindings-and-indent (orig-fun &rest args) - "Advise ORIG-FUN to replace let bindings. - -Sexps are replace by their bound name if a let form was -convoluted. - -ORIG-FUN should be `paredit-convolute-sexp'. - -ARGS are passed to ORIG-FUN, as with all advice." - (save-excursion - (backward-sexp) - (when (looking-back clojure--let-regexp) - (clojure--replace-sexps-with-bindings-and-indent)))) - -(defun clojure-paredit-setup (&optional keymap) - "Make \"paredit-mode\" play nice with `clojure-mode'. - -If an optional KEYMAP is passed the changes are applied to it, -instead of to `clojure-mode-map'. -Also advice `paredit-convolute-sexp' when used on a let form as drop in -replacement for `cljr-expand-let`." - (when (>= paredit-version 21) - (let ((keymap (or keymap clojure-mode-map))) - (define-key keymap "{" #'paredit-open-curly) - (define-key keymap "}" #'paredit-close-curly)) - (add-to-list 'paredit-space-for-delimiter-predicates - #'clojure-space-for-delimiter-p) - (add-to-list 'paredit-space-for-delimiter-predicates - #'clojure-no-space-after-tag) - (advice-add 'paredit-convolute-sexp :after #'clojure--replace-let-bindings-and-indent))) - -(defun clojure-mode-variables () - "Set up initial buffer-local variables for Clojure mode." - (add-to-list 'imenu-generic-expression '(nil clojure-match-next-def 0)) - (setq-local indent-tabs-mode nil) - (setq-local paragraph-ignore-fill-prefix t) - (setq-local outline-regexp ";;;\\(;* [^ \t\n]\\)\\|(") - (setq-local outline-level 'lisp-outline-level) - (setq-local comment-start ";") - (setq-local comment-start-skip ";+ *") - (setq-local comment-add 1) ; default to `;;' in comment-region - (setq-local comment-column 40) - (setq-local comment-use-syntax t) - (setq-local multibyte-syntax-as-symbol t) - (setq-local electric-pair-skip-whitespace 'chomp) - (setq-local electric-pair-open-newline-between-pairs nil) - (setq-local fill-paragraph-function #'clojure-fill-paragraph) - (setq-local adaptive-fill-function #'clojure-adaptive-fill-function) - (setq-local normal-auto-fill-function #'clojure-auto-fill-function) - (setq-local comment-start-skip - "\\(\\(^\\|[^\\\\\n]\\)\\(\\\\\\\\\\)*\\)\\(;+\\|#|\\) *") - (setq-local indent-line-function #'clojure-indent-line) - (setq-local indent-region-function #'clojure-indent-region) - (setq-local lisp-indent-function #'clojure-indent-function) - (setq-local lisp-doc-string-elt-property 'clojure-doc-string-elt) - (setq-local clojure-expected-ns-function #'clojure-expected-ns) - (setq-local parse-sexp-ignore-comments t) - (setq-local prettify-symbols-alist clojure--prettify-symbols-alist) - (setq-local open-paren-in-column-0-is-defun-start nil) - (setq-local beginning-of-defun-function #'clojure-beginning-of-defun-function)) - -(defsubst clojure-in-docstring-p () - "Check whether point is in a docstring." - (let ((ppss (syntax-ppss))) - ;; are we in a string? - (when (nth 3 ppss) - ;; check font lock at the start of the string - (eq (get-text-property (nth 8 ppss) 'face) - 'font-lock-doc-face)))) - -;;;###autoload -(define-derived-mode clojure-mode prog-mode "Clojure" - "Major mode for editing Clojure code. - -\\{clojure-mode-map}" - (clojure-mode-variables) - (clojure-font-lock-setup) - (add-hook 'paredit-mode-hook #'clojure-paredit-setup) - ;; `electric-layout-post-self-insert-function' prevents indentation in strings - ;; and comments, force indentation in docstrings: - (add-hook 'electric-indent-functions - (lambda (_char) (if (clojure-in-docstring-p) 'do-indent))) - ;; integration with project.el - (add-hook 'project-find-functions #'clojure-current-project)) - -(defcustom clojure-verify-major-mode t - "If non-nil, warn when activating the wrong `major-mode'." - :type 'boolean - :safe #'booleanp - :package-version '(clojure-mode "5.3.0")) - -(defun clojure--check-wrong-major-mode () - "Check if the current `major-mode' matches the file extension. - -If it doesn't, issue a warning if `clojure-verify-major-mode' is -non-nil." - (when (and clojure-verify-major-mode - (stringp (buffer-file-name))) - (let* ((case-fold-search t) - (problem (cond ((and (string-match "\\.clj\\'" (buffer-file-name)) - (not (eq major-mode 'clojure-mode))) - 'clojure-mode) - ((and (string-match "\\.cljs\\'" (buffer-file-name)) - (not (eq major-mode 'clojurescript-mode))) - 'clojurescript-mode) - ((and (string-match "\\.cljc\\'" (buffer-file-name)) - (not (eq major-mode 'clojurec-mode))) - 'clojurec-mode)))) - (when problem - (message "[WARNING] %s activated `%s' instead of `%s' in this buffer. -This could cause problems. -\(See `clojure-verify-major-mode' to disable this message.)" - (if (eq major-mode real-this-command) - "You have" - "Something in your configuration") - major-mode - problem))))) - -(add-hook 'clojure-mode-hook #'clojure--check-wrong-major-mode) - -(defsubst clojure-docstring-fill-prefix () - "The prefix string used by `clojure-fill-paragraph'. -It is simply `clojure-docstring-fill-prefix-width' number of spaces." - (make-string clojure-docstring-fill-prefix-width ? )) - -(defun clojure-adaptive-fill-function () - "Clojure adaptive fill function. -This only takes care of filling docstring correctly." - (when (clojure-in-docstring-p) - (clojure-docstring-fill-prefix))) - -(defun clojure-fill-paragraph (&optional justify) - "Like `fill-paragraph', but can handle Clojure docstrings. -If JUSTIFY is non-nil, justify as well as fill the paragraph." - (if (clojure-in-docstring-p) - (let ((paragraph-start - (concat paragraph-start - "\\|\\s-*\\([(:\"[]\\|~@\\|`(\\|#'(\\)")) - (paragraph-separate - (concat paragraph-separate "\\|\\s-*\".*[,\\.]$")) - (fill-column (or clojure-docstring-fill-column fill-column)) - (fill-prefix (clojure-docstring-fill-prefix))) - ;; we are in a string and string start pos (8th element) is non-nil - (let* ((beg-doc (nth 8 (syntax-ppss))) - (end-doc (save-excursion - (goto-char beg-doc) - (or (ignore-errors (forward-sexp) (point)) - (point-max))))) - (save-restriction - (narrow-to-region beg-doc end-doc) - (fill-paragraph justify)))) - (let ((paragraph-start (concat paragraph-start - "\\|\\s-*\\([(:\"[]\\|`(\\|#'(\\)")) - (paragraph-separate - (concat paragraph-separate "\\|\\s-*\".*[,\\.[]$"))) - (or (fill-comment-paragraph justify) - (fill-paragraph justify)) - ;; Always return `t' - t))) - -(defun clojure-auto-fill-function () - "Clojure auto-fill function." - ;; Check if auto-filling is meaningful. - (let ((fc (current-fill-column))) - (when (and fc (> (current-column) fc)) - (let ((fill-column (if (clojure-in-docstring-p) - clojure-docstring-fill-column - fill-column)) - (fill-prefix (clojure-adaptive-fill-function))) - (do-auto-fill))))) - - -;;; #_ comments font-locking -;; Code heavily borrowed from Slime. -;; https://github.com/slime/slime/blob/master/contrib/slime-fontifying-fu.el#L186 -(defvar clojure--comment-macro-regexp - (rx "#_" (* " ") (group-n 1 (not (any " ")))) - "Regexp matching the start of a comment sexp. -The beginning of match-group 1 should be before the sexp to be -marked as a comment. The end of sexp is found with -`clojure-forward-logical-sexp'.") - -(defvar clojure--reader-and-comment-regexp - "#_ *\\(?1:[^ ]\\)\\|\\(?1:(comment\\_>\\)" - "Regexp matching both `#_' macro and a comment sexp." ) - -(defcustom clojure-comment-regexp clojure--comment-macro-regexp - "Comment mode. - -The possible values for this variable are keywords indicating -what is considered a comment (affecting font locking). - - - Reader macro `#_' only - the default - - Reader macro `#_' and `(comment)'" - :type '(choice (const :tag "Reader macro `#_' and `(comment)'" clojure--reader-and-comment-regexp) - (other :tag "Reader macro `#_' only" clojure--comment-macro-regexp)) - :package-version '(clojure-mode . "5.7.0")) - -(defun clojure--search-comment-macro-internal (limit) - "Search for a comment forward stopping at LIMIT." - (when (search-forward-regexp clojure-comment-regexp limit t) - (let* ((md (match-data)) - (start (match-beginning 1)) - (state (syntax-ppss start))) - ;; inside string or comment? - (if (or (nth 3 state) - (nth 4 state)) - (clojure--search-comment-macro-internal limit) - (goto-char start) - (clojure-forward-logical-sexp 1) - ;; Data for (match-end 1). - (setf (elt md 3) (point)) - (set-match-data md) - t)))) - -(defun clojure--search-comment-macro (limit) - "Find comment macros and set the match data. -Search from point up to LIMIT. The region that should be -considered a comment is between `(match-beginning 1)' -and `(match-end 1)'." - (let ((result 'retry)) - (while (and (eq result 'retry) (<= (point) limit)) - (condition-case nil - (setq result (clojure--search-comment-macro-internal limit)) - (end-of-file (setq result nil)) - (scan-error (setq result 'retry)))) - result)) - - -;;; General font-locking -(defun clojure-match-next-def () - "Scans the buffer backwards for the next \"top-level\" definition. -Called by `imenu--generic-function'." - ;; we have to take into account namespace-definition forms - ;; e.g. s/defn - (when (re-search-backward "^[ \t]*(\\([a-z0-9.-]+/\\)?\\(def\\sw*\\)" nil t) - (save-excursion - (let (found? - (deftype (match-string 2)) - (start (point))) - (down-list) - (forward-sexp) - (while (not found?) - (ignore-errors - (forward-sexp)) - (or (when (char-equal ?\[ (char-after (point))) - (backward-sexp)) - (when (char-equal ?\) (char-after (point))) - (backward-sexp))) - (cl-destructuring-bind (def-beg . def-end) (bounds-of-thing-at-point 'sexp) - (if (char-equal ?^ (char-after def-beg)) - (progn (forward-sexp) (backward-sexp)) - (setq found? t) - (when (string= deftype "defmethod") - (setq def-end (progn (goto-char def-end) - (forward-sexp) - (point)))) - (set-match-data (list def-beg def-end))))) - (goto-char start))))) - -(eval-and-compile - (defconst clojure--sym-forbidden-rest-chars "][\";\'@\\^`~\(\)\{\}\\,\s\t\n\r" - "A list of chars that a Clojure symbol cannot contain. -See definition of 'macros': URL `http://git.io/vRGLD'.") - (defconst clojure--sym-forbidden-1st-chars (concat clojure--sym-forbidden-rest-chars "0-9:") - "A list of chars that a Clojure symbol cannot start with. -See the for-loop: URL `http://git.io/vRGTj' lines: URL -`http://git.io/vRGIh', URL `http://git.io/vRGLE' and value -definition of 'macros': URL `http://git.io/vRGLD'.") - (defconst clojure--sym-regexp - (concat "[^" clojure--sym-forbidden-1st-chars "][^" clojure--sym-forbidden-rest-chars "]*") - "A regexp matching a Clojure symbol or namespace alias. -Matches the rule `clojure--sym-forbidden-1st-chars' followed by -any number of matches of `clojure--sym-forbidden-rest-chars'.")) - -(defconst clojure-font-lock-keywords - (eval-when-compile - `( ;; Top-level variable definition - (,(concat "(\\(?:clojure.core/\\)?\\(" - (regexp-opt '("def" "defonce")) - ;; variable declarations - "\\)\\>" - ;; Any whitespace - "[ \r\n\t]*" - ;; Possibly type or metadata - "\\(?:#?^\\(?:{[^}]*}\\|\\sw+\\)[ \r\n\t]*\\)*" - "\\(\\sw+\\)?") - (1 font-lock-keyword-face) - (2 font-lock-variable-name-face nil t)) - ;; Type definition - (,(concat "(\\(?:clojure.core/\\)?\\(" - (regexp-opt '("defstruct" "deftype" "defprotocol" - "defrecord")) - ;; type declarations - "\\)\\>" - ;; Any whitespace - "[ \r\n\t]*" - ;; Possibly type or metadata - "\\(?:#?^\\(?:{[^}]*}\\|\\sw+\\)[ \r\n\t]*\\)*" - "\\(\\sw+\\)?") - (1 font-lock-keyword-face) - (2 font-lock-type-face nil t)) - ;; Function definition (anything that starts with def and is not - ;; listed above) - (,(concat "(\\(?:" clojure--sym-regexp "/\\)?" - "\\(def[^ \r\n\t]*\\)" - ;; Function declarations - "\\>" - ;; Any whitespace - "[ \r\n\t]*" - ;; Possibly type or metadata - "\\(?:#?^\\(?:{[^}]*}\\|\\sw+\\)[ \r\n\t]*\\)*" - "\\(\\sw+\\)?") - (1 font-lock-keyword-face) - (2 font-lock-function-name-face nil t)) - ;; (fn name? args ...) - (,(concat "(\\(?:clojure.core/\\)?\\(fn\\)[ \t]+" - ;; Possibly type - "\\(?:#?^\\sw+[ \t]*\\)?" - ;; Possibly name - "\\(\\sw+\\)?" ) - (1 font-lock-keyword-face) - (2 font-lock-function-name-face nil t)) - ;; lambda arguments - %, %&, %1, %2, etc - ("\\<%[&1-9]?" (0 font-lock-variable-name-face)) - ;; Special forms - (,(concat - "(" - (regexp-opt - '("def" "do" "if" "let" "let*" "var" "fn" "fn*" "loop" "loop*" - "recur" "throw" "try" "catch" "finally" - "set!" "new" "." - "monitor-enter" "monitor-exit" "quote") t) - "\\>") - 1 font-lock-keyword-face) - ;; Built-in binding and flow of control forms - (,(concat - "(\\(?:clojure.core/\\)?" - (regexp-opt - '("letfn" "case" "cond" "cond->" "cond->>" "condp" - "for" "when" "when-not" "when-let" "when-first" "when-some" - "if-let" "if-not" "if-some" - ".." "->" "->>" "as->" "doto" "and" "or" - "dosync" "doseq" "dotimes" "dorun" "doall" - "ns" "in-ns" - "with-open" "with-local-vars" "binding" - "with-redefs" "with-redefs-fn" - "declare") t) - "\\>") - 1 font-lock-keyword-face) - ;; Macros similar to let, when, and while - (,(rx symbol-start - (or "let" "when" "while") "-" - (1+ (or (syntax word) (syntax symbol))) - symbol-end) - 0 font-lock-keyword-face) - (,(concat - "\\<" - (regexp-opt - '("*1" "*2" "*3" "*agent*" - "*allow-unresolved-vars*" "*assert*" "*clojure-version*" - "*command-line-args*" "*compile-files*" - "*compile-path*" "*data-readers*" "*default-data-reader-fn*" - "*e" "*err*" "*file*" "*flush-on-newline*" - "*in*" "*macro-meta*" "*math-context*" "*ns*" "*out*" - "*print-dup*" "*print-length*" "*print-level*" - "*print-meta*" "*print-readably*" - "*read-eval*" "*source-path*" - "*unchecked-math*" - "*use-context-classloader*" "*warn-on-reflection*") - t) - "\\>") - 0 font-lock-builtin-face) - ;; Dynamic variables - *something* or @*something* - ("\\(?:\\<\\|/\\)@?\\(\\*[a-z-]*\\*\\)\\>" 1 font-lock-variable-name-face) - ;; Global constants - nil, true, false - (,(concat - "\\<" - (regexp-opt - '("true" "false" "nil") t) - "\\>") - 0 font-lock-constant-face) - ;; Character literals - \1, \a, \newline, \u0000 - ("\\\\\\([[:punct:]]\\|[a-z0-9]+\\>\\)" 0 'clojure-character-face) - - ;; namespace definitions: (ns foo.bar) - (,(concat "(\\<ns\\>[ \r\n\t]*" - ;; Possibly metadata - "\\(?:\\^?{[^}]+}[ \r\n\t]*\\)*" - ;; namespace - "\\(" clojure--sym-regexp "\\)") - (1 font-lock-type-face)) - - ;; TODO dedupe the code for matching of keywords, type-hints and unmatched symbols - - ;; keywords: {:oneword/ve/yCom|pLex.stu-ff 0} - (,(concat "\\(:\\{1,2\\}\\)\\(" clojure--sym-regexp "?\\)\\(/\\)\\(" clojure--sym-regexp "\\)") - (1 'clojure-keyword-face) - (2 font-lock-type-face) - ;; (2 'clojure-keyword-face) - (3 'default) - (4 'clojure-keyword-face)) - (,(concat "\\(:\\{1,2\\}\\)\\(" clojure--sym-regexp "\\)") - (1 'clojure-keyword-face) - (2 'clojure-keyword-face)) - - ;; type-hints: #^oneword - (,(concat "\\(#^\\)\\(" clojure--sym-regexp "?\\)\\(/\\)\\(" clojure--sym-regexp "\\)") - (1 'default) - (2 font-lock-type-face) - (3 'default) - (4 'default)) - (,(concat "\\(#^\\)\\(" clojure--sym-regexp "\\)") - (1 'default) - (2 font-lock-type-face)) - - ;; clojure symbols not matched by the previous regexps; influences CIDER's - ;; dynamic syntax highlighting (CDSH). See https://git.io/vxEEA: - (,(concat "\\(" clojure--sym-regexp "?\\)\\(/\\)\\(" clojure--sym-regexp "\\)") - (1 font-lock-type-face) - ;; 2nd and 3th matching groups can be font-locked to `nil' or `default'. - ;; CDSH seems to kick in only for functions and variables referenced w/o - ;; writing their namespaces. - (2 nil) - (3 nil)) - (,(concat "\\(" clojure--sym-regexp "\\)") - ;; this matching group must be font-locked to `nil' otherwise CDSH breaks. - (1 nil)) - - ;; #_ and (comment ...) macros. - (clojure--search-comment-macro 1 font-lock-comment-face t) - ;; Highlight `code` marks, just like `elisp'. - (,(rx "`" (group-n 1 (optional "#'") - (+ (or (syntax symbol) (syntax word)))) "`") - (1 'font-lock-constant-face prepend)) - ;; Highlight escaped characters in strings. - (clojure-font-lock-escaped-chars 0 'bold prepend) - ;; Highlight grouping constructs in regular expressions - (clojure-font-lock-regexp-groups - (1 'font-lock-regexp-grouping-construct prepend)))) - "Default expressions to highlight in Clojure mode.") - -(defun clojure-font-lock-syntactic-face-function (state) - "Find and highlight text with a Clojure-friendly syntax table. - -This function is passed to `font-lock-syntactic-face-function', -which is called with a single parameter, STATE (which is, in -turn, returned by `parse-partial-sexp' at the beginning of the -highlighted region)." - (if (nth 3 state) - ;; This might be a (doc)string or a |...| symbol. - (let ((startpos (nth 8 state))) - (if (eq (char-after startpos) ?|) - ;; This is not a string, but a |...| symbol. - nil - (let* ((listbeg (nth 1 state)) - (firstsym (and listbeg - (save-excursion - (goto-char listbeg) - (and (looking-at "([ \t\n]*\\(\\(\\sw\\|\\s_\\)+\\)") - (match-string 1))))) - (docelt (and firstsym - (function-get (intern-soft firstsym) - lisp-doc-string-elt-property)))) - (if (and docelt - ;; It's a string in a form that can have a docstring. - ;; Check whether it's in docstring position. - (save-excursion - (when (functionp docelt) - (goto-char (match-end 1)) - (setq docelt (funcall docelt))) - (goto-char listbeg) - (forward-char 1) - (ignore-errors - (while (and (> docelt 0) (< (point) startpos) - (progn (forward-sexp 1) t)) - ;; ignore metadata and type hints - (unless (looking-at "[ \n\t]*\\(\\^[A-Z:].+\\|\\^?{.+\\)") - (setq docelt (1- docelt))))) - (and (zerop docelt) (<= (point) startpos) - (progn (forward-comment (point-max)) t) - (= (point) (nth 8 state))))) - font-lock-doc-face - font-lock-string-face)))) - font-lock-comment-face)) - -(defun clojure-font-lock-setup () - "Configures font-lock for editing Clojure code." - (setq-local font-lock-multiline t) - (add-to-list 'font-lock-extend-region-functions - #'clojure-font-lock-extend-region-def t) - (setq font-lock-defaults - '(clojure-font-lock-keywords ; keywords - nil nil - (("+-*/.<>=!?$%_&:" . "w")) ; syntax alist - nil - (font-lock-mark-block-function . mark-defun) - (font-lock-syntactic-face-function - . clojure-font-lock-syntactic-face-function)))) - -(defun clojure-font-lock-def-at-point (point) - "Range between the top-most def* and the fourth element after POINT. -Note that this means that there is no guarantee of proper font -locking in def* forms that are not at top level." - (goto-char point) - (ignore-errors - (beginning-of-defun)) - - (let ((beg-def (point))) - (when (and (not (= point beg-def)) - (looking-at "(def")) - (ignore-errors - ;; move forward as much as possible until failure (or success) - (forward-char) - (dotimes (_ 4) - (forward-sexp))) - (cons beg-def (point))))) - -(defun clojure-font-lock-extend-region-def () - "Set region boundaries to include the first four elements of def* forms." - (let ((changed nil)) - (let ((def (clojure-font-lock-def-at-point font-lock-beg))) - (when def - (cl-destructuring-bind (def-beg . def-end) def - (when (and (< def-beg font-lock-beg) - (< font-lock-beg def-end)) - (setq font-lock-beg def-beg - changed t))))) - (let ((def (clojure-font-lock-def-at-point font-lock-end))) - (when def - (cl-destructuring-bind (def-beg . def-end) def - (when (and (< def-beg font-lock-end) - (< font-lock-end def-end)) - (setq font-lock-end def-end - changed t))))) - changed)) - -(defun clojure--font-locked-as-string-p (&optional regexp) - "Non-nil if the char before point is font-locked as a string. -If REGEXP is non-nil, also check whether current string is -preceeded by a #." - (let ((face (get-text-property (1- (point)) 'face))) - (and (or (and (listp face) - (memq 'font-lock-string-face face)) - (eq 'font-lock-string-face face)) - (or (clojure-string-start t) - (unless regexp - (clojure-string-start nil)))))) - -(defun clojure-font-lock-escaped-chars (bound) - "Highlight \escaped chars in strings. -BOUND denotes a buffer position to limit the search." - (let ((found nil)) - (while (and (not found) - (re-search-forward "\\\\." bound t)) - - (setq found (clojure--font-locked-as-string-p))) - found)) - -(defun clojure-font-lock-regexp-groups (bound) - "Highlight grouping constructs in regular expression. - -BOUND denotes the maximum number of characters (relative to the -point) to check." - (let ((found nil)) - (while (and (not found) - (re-search-forward (eval-when-compile - (concat - ;; A group may start using several alternatives: - "\\(\\(?:" - ;; 1. (? special groups - "(\\?\\(?:" - ;; a) non-capturing group (?:X) - ;; b) independent non-capturing group (?>X) - ;; c) zero-width positive lookahead (?=X) - ;; d) zero-width negative lookahead (?!X) - "[:=!>]\\|" - ;; e) zero-width positive lookbehind (?<=X) - ;; f) zero-width negative lookbehind (?<!X) - "<[=!]\\|" - ;; g) named capturing group (?<name>X) - "<[[:alnum:]]+>" - "\\)\\|" ;; end of special groups - ;; 2. normal capturing groups ( - ;; 3. we also highlight alternative - ;; separarators |, and closing parens ) - "[|()]" - "\\)\\)")) - bound t)) - (setq found (clojure--font-locked-as-string-p 'regexp))) - found)) - -;; Docstring positions -(put 'ns 'clojure-doc-string-elt 2) -(put 'def 'clojure-doc-string-elt 2) -(put 'defn 'clojure-doc-string-elt 2) -(put 'defn- 'clojure-doc-string-elt 2) -(put 'defmulti 'clojure-doc-string-elt 2) -(put 'defmacro 'clojure-doc-string-elt 2) -(put 'definline 'clojure-doc-string-elt 2) -(put 'defprotocol 'clojure-doc-string-elt 2) -(put 'deftask 'clojure-doc-string-eld 2) ;; common Boot macro - -;;; Vertical alignment -(defcustom clojure-align-forms-automatically nil - "If non-nil, vertically align some forms automatically. -Automatically means it is done as part of indenting code. This -applies to binding forms (`clojure-align-binding-forms'), to cond -forms (`clojure-align-cond-forms') and to map literals. For -instance, selecting a map a hitting \\<clojure-mode-map>`\\[indent-for-tab-command]' -will align the values like this: - {:some-key 10 - :key2 20}" - :package-version '(clojure-mode . "5.1") - :safe #'booleanp - :type 'boolean) - -(defcustom clojure-align-reader-conditionals nil - "Whether to align reader conditionals, as if they were maps." - :package-version '(clojure-mode . "5.10") - :safe #'booleanp - :type 'boolean) - -(defcustom clojure-align-binding-forms - '("let" "when-let" "when-some" "if-let" "if-some" "binding" "loop" - "doseq" "for" "with-open" "with-local-vars" "with-redefs") - "List of strings matching forms that have binding forms." - :package-version '(clojure-mode . "5.1") - :safe #'listp - :type '(repeat string)) - -(defcustom clojure-align-cond-forms '("condp" "cond" "cond->" "cond->>" "case" "are") - "List of strings identifying cond-like forms." - :package-version '(clojure-mode . "5.1") - :safe #'listp - :type '(repeat string)) - -(defvar clojure--beginning-of-reader-conditional-regexp - "#\\?@(\\|#\\?(" - "Regexp denoting the beginning of a reader conditional.") - -(defun clojure--position-for-alignment () - "Non-nil if the sexp around point should be automatically aligned. -This function expects to be called immediately after an -open-brace or after the function symbol in a function call. - -First check if the sexp around point is a map literal, or is a -call to one of the vars listed in `clojure-align-cond-forms'. If -it isn't, return nil. If it is, return non-nil and place point -immediately before the forms that should be aligned. - -For instance, in a map literal point is left immediately before -the first key; while, in a let-binding, point is left inside the -binding vector and immediately before the first binding -construct." - (let ((point (point))) - ;; Are we in a map? - (or (and (eq (char-before) ?{) - (not (eq (char-before (1- point)) ?\#))) - ;; Are we in a reader conditional? - (and clojure-align-reader-conditionals - (looking-back clojure--beginning-of-reader-conditional-regexp (- (point) 4))) - ;; Are we in a cond form? - (let* ((fun (car (member (thing-at-point 'symbol) clojure-align-cond-forms))) - (method (and fun (clojure--get-indent-method fun))) - ;; The number of special arguments in the cond form is - ;; the number of sexps we skip before aligning. - (skip (cond ((numberp method) method) - ((null method) 0) - ((sequencep method) (elt method 0))))) - (when (and fun (numberp skip)) - (clojure-forward-logical-sexp skip) - (comment-forward (point-max)) - fun)) ; Return non-nil (the var name). - ;; Are we in a let-like form? - (when (member (thing-at-point 'symbol) - clojure-align-binding-forms) - ;; Position inside the binding vector. - (clojure-forward-logical-sexp) - (backward-sexp) - (when (eq (char-after) ?\[) - (forward-char 1) - (comment-forward (point-max)) - ;; Return non-nil. - t))))) - -(defun clojure--find-sexp-to-align (end) - "Non-nil if there's a sexp ahead to be aligned before END. -Place point as in `clojure--position-for-alignment'." - ;; Look for a relevant sexp. - (let ((found)) - (while (and (not found) - (search-forward-regexp - (concat (when clojure-align-reader-conditionals - (concat clojure--beginning-of-reader-conditional-regexp - "\\|")) - "{\\|(" - (regexp-opt - (append clojure-align-binding-forms - clojure-align-cond-forms) - 'symbols)) - end 'noerror)) - - (let ((ppss (syntax-ppss))) - ;; If we're in a string or comment. - (unless (or (elt ppss 3) - (elt ppss 4)) - ;; Only stop looking if we successfully position - ;; the point. - (setq found (clojure--position-for-alignment))))) - found)) - -(defun clojure--search-whitespace-after-next-sexp (&optional bound _noerror) - "Move point after all whitespace after the next sexp. - -Set the match data group 1 to be this region of whitespace and -return point. - -BOUND is bounds the whitespace search." - (unwind-protect - (ignore-errors - (clojure-forward-logical-sexp 1) - (search-forward-regexp "\\([,\s\t]*\\)" bound) - (pcase (syntax-after (point)) - ;; End-of-line, try again on next line. - (`(12) (clojure--search-whitespace-after-next-sexp bound)) - ;; Closing paren, stop here. - (`(5 . ,_) nil) - ;; Anything else is something to align. - (_ (point)))) - (when (and bound (> (point) bound)) - (goto-char bound)))) - -(defun clojure-align (beg end) - "Vertically align the contents of the sexp around point. -If region is active, align it. Otherwise, align everything in the -current \"top-level\" sexp. -When called from lisp code align everything between BEG and END." - (interactive (if (use-region-p) - (list (region-beginning) (region-end)) - (save-excursion - (let ((end (progn (end-of-defun) - (point)))) - (clojure-backward-logical-sexp) - (list (point) end))))) - (setq end (copy-marker end)) - (save-excursion - (goto-char beg) - (while (clojure--find-sexp-to-align end) - (let ((sexp-end (save-excursion - (backward-up-list) - (forward-sexp 1) - (point-marker))) - (clojure-align-forms-automatically nil) - (count 1)) - ;; For some bizarre reason, we need to `align-region' once for each - ;; group. - (save-excursion - (while (search-forward-regexp "^ *\n" sexp-end 'noerror) - (cl-incf count))) - (dotimes (_ count) - (align-region (point) sexp-end nil - '((clojure-align (regexp . clojure--search-whitespace-after-next-sexp) - (group . 1) - (separate . "^ *$") - (repeat . t))) - nil)) - ;; Reindent after aligning because of #360. - (indent-region (point) sexp-end))))) - -;;; Indentation -(defun clojure-indent-region (beg end) - "Like `indent-region', but also maybe align forms. -Forms between BEG and END are aligned according to -`clojure-align-forms-automatically'." - (prog1 (let ((indent-region-function nil)) - (indent-region beg end)) - (when clojure-align-forms-automatically - (condition-case nil - (clojure-align beg end) - (scan-error nil))))) - -(defun clojure-indent-line () - "Indent current line as Clojure code." - (if (clojure-in-docstring-p) - (save-excursion - (beginning-of-line) - (when (and (looking-at "^\\s-*") - (<= (string-width (match-string-no-properties 0)) - (string-width (clojure-docstring-fill-prefix)))) - (replace-match (clojure-docstring-fill-prefix)))) - (lisp-indent-line))) - -(defvar clojure-get-indent-function nil - "Function to get the indent spec of a symbol. -This function should take one argument, the name of the symbol as -a string. This name will be exactly as it appears in the buffer, -so it might start with a namespace alias. - -This function is analogous to the `clojure-indent-function' -symbol property, and its return value should match one of the -allowed values of this property. See `clojure-indent-function' -for more information.") - -(defun clojure--get-indent-method (function-name) - "Return the indent spec for the symbol named FUNCTION-NAME. -FUNCTION-NAME is a string. If it contains a `/', also try only -the part after the `/'. - -Look for a spec using `clojure-get-indent-function', then try the -`clojure-indent-function' and `clojure-backtracking-indent' -symbol properties." - (or (when (functionp clojure-get-indent-function) - (funcall clojure-get-indent-function function-name)) - (get (intern-soft function-name) 'clojure-indent-function) - (get (intern-soft function-name) 'clojure-backtracking-indent) - (when (string-match "/\\([^/]+\\)\\'" function-name) - (or (get (intern-soft (match-string 1 function-name)) - 'clojure-indent-function) - (get (intern-soft (match-string 1 function-name)) - 'clojure-backtracking-indent))) - (when (string-match (rx (or "let" "when" "while") (syntax symbol)) - function-name) - (clojure--get-indent-method (substring (match-string 0 function-name) 0 -1))))) - -(defvar clojure--current-backtracking-depth 0) - -(defun clojure--find-indent-spec-backtracking () - "Return the indent sexp that applies to the sexp at point. -Implementation function for `clojure--find-indent-spec'." - (when (and (>= clojure-max-backtracking clojure--current-backtracking-depth) - (not (looking-at "^"))) - (let ((clojure--current-backtracking-depth (1+ clojure--current-backtracking-depth)) - (pos 0)) - ;; Count how far we are from the start of the sexp. - (while (ignore-errors (clojure-backward-logical-sexp 1) - (not (or (bobp) - (eq (char-before) ?\n)))) - (cl-incf pos)) - (let* ((function (thing-at-point 'symbol)) - (method (or (when function ;; Is there a spec here? - (clojure--get-indent-method function)) - (ignore-errors - ;; Otherwise look higher up. - (pcase (syntax-ppss) - (`(,(pred (< 0)) ,start . ,_) - (goto-char start) - (clojure--find-indent-spec-backtracking))))))) - (when (numberp method) - (setq method (list method))) - (pcase method - ((pred functionp) - (when (= pos 0) - method)) - ((pred sequencep) - (pcase (length method) - (`0 nil) - (`1 (let ((head (elt method 0))) - (when (or (= pos 0) (sequencep head)) - head))) - (l (if (>= pos l) - (elt method (1- l)) - (elt method pos))))) - ((or `defun `:defn) - (when (= pos 0) - :defn)) - (_ - (message "Invalid indent spec for `%s': %s" function method) - nil)))))) - -(defun clojure--find-indent-spec () - "Return the indent spec that applies to current sexp. -If `clojure-use-backtracking-indent' is non-nil, also do -backtracking up to a higher-level sexp in order to find the -spec." - (if clojure-use-backtracking-indent - (save-excursion - (clojure--find-indent-spec-backtracking)) - (let ((function (thing-at-point 'symbol))) - (clojure--get-indent-method function)))) - -(defun clojure--normal-indent (last-sexp indent-mode) - "Return the normal indentation column for a sexp. -Point should be after the open paren of the _enclosing_ sexp, and -LAST-SEXP is the start of the previous sexp (immediately before -the sexp being indented). INDENT-MODE is any of the values -accepted by `clojure-indent-style'." - (goto-char last-sexp) - (forward-sexp 1) - (clojure-backward-logical-sexp 1) - (let ((last-sexp-start nil)) - (if (ignore-errors - ;; `backward-sexp' until we reach the start of a sexp that is the - ;; first of its line (the start of the enclosing sexp). - (while (string-match - "[^[:blank:]]" - (buffer-substring (line-beginning-position) (point))) - (setq last-sexp-start (prog1 (point) - (forward-sexp -1)))) - t) - ;; Here we have found an arg before the arg we're indenting which is at - ;; the start of a line. Every mode simply aligns on this case. - (current-column) - ;; Here we have reached the start of the enclosing sexp (point is now at - ;; the function name), so the behaviour depends on INDENT-MODE and on - ;; whether there's also an argument on this line (case A or B). - (let ((case-a ; The meaning of case-a is explained in `clojure-indent-style'. - (and last-sexp-start - (< last-sexp-start (line-end-position))))) - (cond - ;; For compatibility with the old `clojure-defun-style-default-indent', any - ;; value other than these 3 is equivalent to `always-body'. - ((not (memq indent-mode '(:always-align :align-arguments nil))) - (+ (current-column) lisp-body-indent -1)) - ;; There's an arg after the function name, so align with it. - (case-a (goto-char last-sexp-start) - (current-column)) - ;; Not same line. - ((eq indent-mode :align-arguments) - (+ (current-column) lisp-body-indent -1)) - ;; Finally, just align with the function name. - (t (current-column))))))) - -(defun clojure--not-function-form-p () - "Non-nil if form at point doesn't represent a function call." - (or (member (char-after) '(?\[ ?\{)) - (save-excursion ;; Catch #?@ (:cljs ...) - (skip-chars-backward "\r\n[:blank:]") - (when (eq (char-before) ?@) - (forward-char -1)) - (and (eq (char-before) ?\?) - (eq (char-before (1- (point))) ?\#))) - ;; Car of form is not a symbol. - (not (looking-at ".\\(?:\\sw\\|\\s_\\)")))) - -;; Check the general context, and provide indentation for data structures and -;; special macros. If current form is a function (or non-special macro), -;; delegate indentation to `clojure--normal-indent'. -(defun clojure-indent-function (indent-point state) - "When indenting a line within a function call, indent properly. - -INDENT-POINT is the position where the user typed TAB, or equivalent. -Point is located at the point to indent under (for default indentation); -STATE is the `parse-partial-sexp' state for that position. - -If the current line is in a call to a Clojure function with a -non-nil property `clojure-indent-function', that specifies how to do -the indentation. - -The property value can be - -- `defun', meaning indent `defun'-style; -- an integer N, meaning indent the first N arguments specially - like ordinary function arguments and then indent any further - arguments like a body; -- a function to call just as this function was called. - If that function returns nil, that means it doesn't specify - the indentation. -- a list, which is used by `clojure-backtracking-indent'. - -This function also returns nil meaning don't specify the indentation." - ;; Goto to the open-paren. - (goto-char (elt state 1)) - ;; Maps, sets, vectors and reader conditionals. - (if (clojure--not-function-form-p) - (1+ (current-column)) - ;; Function or macro call. - (forward-char 1) - (let ((method (clojure--find-indent-spec)) - (last-sexp calculate-lisp-indent-last-sexp) - (containing-form-column (1- (current-column)))) - (pcase method - ((or (pred integerp) `(,method)) - (let ((pos -1)) - (condition-case nil - (while (and (<= (point) indent-point) - (not (eobp))) - (clojure-forward-logical-sexp 1) - (cl-incf pos)) - ;; If indent-point is _after_ the last sexp in the - ;; current sexp, we detect that by catching the - ;; `scan-error'. In that case, we should return the - ;; indentation as if there were an extra sexp at point. - (scan-error (cl-incf pos))) - (cond - ;; The first non-special arg. Rigidly reduce indentation. - ((= pos (1+ method)) - (+ lisp-body-indent containing-form-column)) - ;; Further non-special args, align with the arg above. - ((> pos (1+ method)) - (clojure--normal-indent last-sexp :always-align)) - ;; Special arg. Rigidly indent with a large indentation. - (t - (+ (* 2 lisp-body-indent) containing-form-column))))) - (`:defn - (+ lisp-body-indent containing-form-column)) - ((pred functionp) - (funcall method indent-point state)) - ;; No indent spec, do the default. - (`nil - (let ((function (thing-at-point 'symbol))) - (cond - ;; Preserve useful alignment of :require (and friends) in `ns' forms. - ((and function (string-match "^:" function)) - (clojure--normal-indent last-sexp :always-align)) - ;; This is should be identical to the :defn above. - ((and function - (string-match "\\`\\(?:\\S +/\\)?\\(def[a-z]*\\|with-\\)" - function) - (not (string-match "\\`default" (match-string 1 function)))) - (+ lisp-body-indent containing-form-column)) - ;; Finally, nothing special here, just respect the user's - ;; preference. - (t (clojure--normal-indent last-sexp clojure-indent-style))))))))) - -;;; Setting indentation -(defun put-clojure-indent (sym indent) - "Instruct `clojure-indent-function' to indent the body of SYM by INDENT." - (put sym 'clojure-indent-function indent)) - -(defmacro define-clojure-indent (&rest kvs) - "Call `put-clojure-indent' on a series, KVS." - `(progn - ,@(mapcar (lambda (x) `(put-clojure-indent - (quote ,(car x)) ,(cadr x))) - kvs))) - -(defun add-custom-clojure-indents (name value) - "Allow `clojure-defun-indents' to indent user-specified macros. - -Requires the macro's NAME and a VALUE." - (custom-set-default name value) - (mapcar (lambda (x) - (put-clojure-indent x 'defun)) - value)) - -(defcustom clojure-defun-indents nil - "List of additional symbols with defun-style indentation in Clojure. - -You can use this to let Emacs indent your own macros the same way -that it indents built-in macros like with-open. This variable -only works when set via the customize interface (`setq' won't -work). To set it from Lisp code, use - (put-clojure-indent \\='some-symbol :defn)." - :type '(repeat symbol) - :set 'add-custom-clojure-indents) - -(define-clojure-indent - ;; built-ins - (ns 1) - (fn :defn) - (def :defn) - (defn :defn) - (bound-fn :defn) - (if 1) - (if-not 1) - (case 1) - (cond 0) - (condp 2) - (cond-> 1) - (cond->> 1) - (when 1) - (while 1) - (when-not 1) - (when-first 1) - (do 0) - (future 0) - (comment 0) - (doto 1) - (locking 1) - (proxy '(2 nil nil (:defn))) - (as-> 2) - (fdef 1) - - (reify '(:defn (1))) - (deftype '(2 nil nil (:defn))) - (defrecord '(2 nil nil (:defn))) - (defprotocol '(1 (:defn))) - (definterface '(1 (:defn))) - (extend 1) - (extend-protocol '(1 :defn)) - (extend-type '(1 :defn)) - ;; specify and specify! are from ClojureScript - (specify '(1 :defn)) - (specify! '(1 :defn)) - (try 0) - (catch 2) - (finally 0) - - ;; binding forms - (let 1) - (letfn '(1 ((:defn)) nil)) - (binding 1) - (loop 1) - (for 1) - (doseq 1) - (dotimes 1) - (when-let 1) - (if-let 1) - (when-some 1) - (if-some 1) - (this-as 1) ; ClojureScript - - (defmethod :defn) - - ;; clojure.test - (testing 1) - (deftest :defn) - (are 2) - (use-fixtures :defn) - - ;; core.logic - (run :defn) - (run* :defn) - (fresh :defn) - - ;; core.async - (alt! 0) - (alt!! 0) - (go 0) - (go-loop 1) - (thread 0)) - - - -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -;; -;; Better docstring filling for clojure-mode -;; -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; - -(defun clojure-string-start (&optional regex) - "Return the position of the \" that begins the string at point. -If REGEX is non-nil, return the position of the # that begins the -regex at point. If point is not inside a string or regex, return -nil." - (when (nth 3 (syntax-ppss)) ;; Are we really in a string? - (save-excursion - (save-match-data - ;; Find a quote that appears immediately after whitespace, - ;; beginning of line, hash, or an open paren, brace, or bracket - (re-search-backward "\\(\\s-\\|^\\|#\\|(\\|\\[\\|{\\)\\(\"\\)") - (let ((beg (match-beginning 2))) - (when beg - (if regex - (and (char-before beg) (eq ?# (char-before beg)) (1- beg)) - (when (not (eq ?# (char-before beg))) - beg)))))))) - -(defun clojure-char-at-point () - "Return the char at point or nil if at buffer end." - (when (not (= (point) (point-max))) - (buffer-substring-no-properties (point) (1+ (point))))) - -(defun clojure-char-before-point () - "Return the char before point or nil if at buffer beginning." - (when (not (= (point) (point-min))) - (buffer-substring-no-properties (point) (1- (point))))) - -(defun clojure-toggle-keyword-string () - "Convert the string or keyword at point to keyword or string." - (interactive) - (let ((original-point (point))) - (while (and (> (point) 1) - (not (equal "\"" (buffer-substring-no-properties (point) (+ 1 (point))))) - (not (equal ":" (buffer-substring-no-properties (point) (+ 1 (point)))))) - (backward-char)) - (cond - ((equal 1 (point)) - (error "Beginning of file reached, this was probably a mistake")) - ((equal "\"" (buffer-substring-no-properties (point) (+ 1 (point)))) - (insert ":" (substring (clojure-delete-and-extract-sexp) 1 -1))) - ((equal ":" (buffer-substring-no-properties (point) (+ 1 (point)))) - (insert "\"" (substring (clojure-delete-and-extract-sexp) 1) "\""))) - (goto-char original-point))) - -(defun clojure-delete-and-extract-sexp () - "Delete the surrounding sexp and return it." - (let ((begin (point))) - (forward-sexp) - (let ((result (buffer-substring begin (point)))) - (delete-region begin (point)) - result))) - - - -(defcustom clojure-cache-project-dir t - "Whether to cache the results of `clojure-project-dir'." - :type 'boolean - :safe #'booleanp - :package-version '(clojure-mode . "5.8.0")) - -(defvar-local clojure-cached-project-dir nil - "A project dir cache used to speed up related operations.") - -(defun clojure-project-dir (&optional dir-name) - "Return the absolute path to the project's root directory. - -Call is delegated down to `clojure-project-root-function' with -optional DIR-NAME as argument. - -When `clojure-cache-project-dir' is t the results of the command -are cached in a buffer local variable (`clojure-cached-project-dir')." - (let ((project-dir (or clojure-cached-project-dir - (funcall clojure-project-root-function dir-name)))) - (when (and clojure-cache-project-dir - (derived-mode-p 'clojure-mode) - (not clojure-cached-project-dir)) - (setq clojure-cached-project-dir project-dir)) - project-dir)) - -(defun clojure-current-project (&optional dir-name) - "Return the current project as a cons cell usable by project.el. - -Call is delegated down to `clojure-clojure-dir' with -optional DIR-NAME as argument." - (let ((project-dir (clojure-project-dir dir-name))) - (if project-dir - (cons 'clojure project-dir) - nil))) - -(defun clojure-project-root-path (&optional dir-name) - "Return the absolute path to the project's root directory. - -Use `default-directory' if DIR-NAME is nil. -Return nil if not inside a project." - (let* ((dir-name (or dir-name default-directory)) - (choices (delq nil - (mapcar (lambda (fname) - (locate-dominating-file dir-name fname)) - clojure-build-tool-files)))) - (when (> (length choices) 0) - (car (sort choices #'file-in-directory-p))))) - -(defun clojure-project-relative-path (path) - "Denormalize PATH by making it relative to the project root." - (file-relative-name path (clojure-project-dir))) - - -;;; ns manipulation -(defun clojure-expected-ns (&optional path) - "Return the namespace matching PATH. - -PATH is expected to be an absolute file path. - -If PATH is nil, use the path to the file backing the current buffer." - (let* ((path (or path (file-truename (buffer-file-name)))) - (relative (clojure-project-relative-path path)) - (sans-file-type (substring relative 0 (- (length (file-name-extension path t))))) - (sans-file-sep (mapconcat 'identity (cdr (split-string sans-file-type "/")) ".")) - (sans-underscores (replace-regexp-in-string "_" "-" sans-file-sep))) - ;; Drop prefix from ns for projects with structure src/{clj,cljs,cljc} - (replace-regexp-in-string "\\`clj[scx]?\\." "" sans-underscores))) - -(defun clojure-insert-ns-form-at-point () - "Insert a namespace form at point." - (interactive) - (insert (format "(ns %s)" (funcall clojure-expected-ns-function)))) - -(defun clojure-insert-ns-form () - "Insert a namespace form at the beginning of the buffer." - (interactive) - (widen) - (goto-char (point-min)) - (clojure-insert-ns-form-at-point)) - -(defun clojure-update-ns () - "Update the namespace of the current buffer. -Useful if a file has been renamed." - (interactive) - (let ((nsname (funcall clojure-expected-ns-function))) - (when nsname - (save-excursion - (save-match-data - (if (clojure-find-ns) - (progn - (replace-match nsname nil nil nil 4) - (message "ns form updated to `%s'" nsname) - (setq clojure-cached-ns nsname)) - (user-error "Can't find ns form"))))))) - -(defun clojure--sort-following-sexps () - "Sort sexps between point and end of current sexp. -Comments at the start of a line are considered part of the -following sexp. Comments at the end of a line (after some other -content) are considered part of the preceding sexp." - ;; Here we're after the :require/:import symbol. - (save-restriction - (narrow-to-region (point) (save-excursion - (up-list) - (1- (point)))) - (skip-chars-forward "\r\n[:blank:]") - (sort-subr nil - (lambda () (skip-chars-forward "\r\n[:blank:]")) - ;; Move to end of current top-level thing. - (lambda () - (condition-case nil - (while t (up-list)) - (scan-error nil)) - ;; We could be inside a symbol instead of a sexp. - (unless (looking-at "\\s-\\|$") - (clojure-forward-logical-sexp)) - ;; move past comments at the end of the line. - (search-forward-regexp "$")) - ;; Move to start of ns name. - (lambda () - (comment-forward) - (skip-chars-forward "[:blank:]\n\r[(") - (clojure-forward-logical-sexp) - (forward-sexp -1) - nil) - ;; Move to end of ns name. - (lambda () - (clojure-forward-logical-sexp))) - (goto-char (point-max)) - ;; Does the last line now end in a comment? - (when (nth 4 (parse-partial-sexp (point-min) (point))) - (insert "\n")))) - -(defun clojure-sort-ns () - "Internally sort each sexp inside the ns form." - (interactive) - (comment-normalize-vars) - (if (clojure-find-ns) - (save-excursion - (goto-char (match-beginning 0)) - (redisplay) - (let ((beg (point)) - (ns)) - (forward-sexp 1) - (setq ns (buffer-substring beg (point))) - (forward-char -1) - (while (progn (forward-sexp -1) - (looking-at "(:[a-z]")) - (save-excursion - (forward-char 1) - (forward-sexp 1) - (clojure--sort-following-sexps))) - (goto-char beg) - (if (looking-at (regexp-quote ns)) - (message "ns form is already sorted") - (sleep-for 0.1) - (redisplay) - (message "ns form has been sorted") - (sleep-for 0.1)))) - (user-error "Can't find ns form"))) - -(defconst clojure-namespace-name-regex - (rx line-start - "(" - (zero-or-one (group (regexp "clojure.core/"))) - (zero-or-one (submatch "in-")) - "ns" - (zero-or-one "+") - (one-or-more (any whitespace "\n")) - (zero-or-more (or (submatch (zero-or-one "#") - "^{" - (zero-or-more (not (any "}"))) - "}") - (zero-or-more "^:" - (one-or-more (not (any whitespace))))) - (one-or-more (any whitespace "\n"))) - (zero-or-one (any ":'")) ;; (in-ns 'foo) or (ns+ :user) - (group (one-or-more (not (any "()\"" whitespace))) symbol-end))) - -(defcustom clojure-cache-ns nil - "Whether to cache the results of `clojure-find-ns'. - -Note that this won't work well in buffers with multiple namespace -declarations (which rarely occur in practice) and you'll -have to invalidate this manually after changing the ns for -a buffer. If you update the ns using `clojure-update-ns' -the cached value will be updated automatically." - :type 'boolean - :safe #'booleanp - :package-version '(clojure-mode . "5.8.0")) - -(defvar-local clojure-cached-ns nil - "A buffer ns cache used to speed up ns-related operations.") - -(defun clojure-find-ns () - "Return the namespace of the current Clojure buffer. -Return the namespace closest to point and above it. If there are -no namespaces above point, return the first one in the buffer. - -The results will be cached if `clojure-cache-ns' is set to t." - (if (and clojure-cache-ns clojure-cached-ns) - clojure-cached-ns - (let ((ns (save-excursion - (save-restriction - (widen) - - ;; Move to top-level to avoid searching from inside ns - (ignore-errors (while t (up-list nil t t))) - - ;; The closest ns form above point. - (when (or (re-search-backward clojure-namespace-name-regex nil t) - ;; Or any form at all. - (and (goto-char (point-min)) - (re-search-forward clojure-namespace-name-regex nil t))) - (match-string-no-properties 4)))))) - (setq clojure-cached-ns ns) - ns))) - -(defun clojure-show-cache () - "Display cached values if present. -Useful for debugging." - (interactive) - (message "Cached Project: %s, Cached Namespace: %s" clojure-cached-project-dir clojure-cached-ns)) - -(defun clojure-clear-cache () - "Clear all buffer-local cached values. - -Normally you'd need to do this very infrequently - e.g. -after renaming the root folder of project or after -renaming a namespace." - (interactive) - (setq clojure-cached-project-dir nil - clojure-cached-ns nil) - (message "Buffer-local clojure-mode cache cleared")) - -(defconst clojure-def-type-and-name-regex - (concat "(\\(?:\\(?:\\sw\\|\\s_\\)+/\\)?" - ;; Declaration - "\\(def\\(?:\\sw\\|\\s_\\)*\\)\\>" - ;; Any whitespace - "[ \r\n\t]*" - ;; Possibly type or metadata - "\\(?:#?^\\(?:{[^}]*}\\|\\(?:\\sw\\|\\s_\\)+\\)[ \r\n\t]*\\)*" - ;; Symbol name - "\\(\\(?:\\sw\\|\\s_\\)+\\)")) - -(defun clojure-find-def () - "Find the var declaration macro and symbol name of the current form. -Returns a list pair, e.g. (\"defn\" \"abc\") or (\"deftest\" \"some-test\")." - (save-excursion - (unless (looking-at clojure-def-type-and-name-regex) - (beginning-of-defun)) - (when (search-forward-regexp clojure-def-type-and-name-regex nil t) - (list (match-string-no-properties 1) - (match-string-no-properties 2))))) - - -;;; Sexp navigation - -(defun clojure--looking-at-non-logical-sexp () - "Return non-nil if text after point is \"non-logical\" sexp. -\"Non-logical\" sexp are ^metadata and #reader.macros." - (comment-normalize-vars) - (comment-forward (point-max)) - (looking-at-p "\\^\\|#[[:alpha:]]")) - -(defun clojure-forward-logical-sexp (&optional n) - "Move forward N logical sexps. -This will skip over sexps that don't represent objects, so that ^hints and -#reader.macros are considered part of the following sexp." - (interactive "p") - (unless n (setq n 1)) - (if (< n 0) - (clojure-backward-logical-sexp (- n)) - (let ((forward-sexp-function nil)) - (while (> n 0) - (while (clojure--looking-at-non-logical-sexp) - (forward-sexp 1)) - ;; The actual sexp - (forward-sexp 1) - (skip-chars-forward ",") - (setq n (1- n)))))) - -(defun clojure-backward-logical-sexp (&optional n) - "Move backward N logical sexps. -This will skip over sexps that don't represent objects, so that ^hints and -#reader.macros are considered part of the following sexp." - (interactive "p") - (unless n (setq n 1)) - (if (< n 0) - (clojure-forward-logical-sexp (- n)) - (let ((forward-sexp-function nil)) - (while (> n 0) - ;; The actual sexp - (backward-sexp 1) - ;; Non-logical sexps. - (while (and (not (bobp)) - (ignore-errors - (save-excursion - (backward-sexp 1) - (clojure--looking-at-non-logical-sexp)))) - (backward-sexp 1)) - (setq n (1- n)))))) - -(defun clojure-top-level-form-p (first-form) - "Return truthy if the first form matches FIRST-FORM." - (condition-case nil - (save-excursion - (end-of-defun) - (clojure-backward-logical-sexp 1) - (forward-char 1) - (clojure-forward-logical-sexp 1) - (clojure-backward-logical-sexp 1) - (looking-at-p first-form)) - (scan-error nil) - (end-of-buffer nil))) - -(defun clojure-sexp-starts-until-position (position) - "Return the starting points for forms before POSITION. -Positions are in descending order to aide in finding the first starting -position before the current position." - (save-excursion - (let (sexp-positions) - (condition-case nil - (while (< (point) position) - (clojure-forward-logical-sexp 1) - (clojure-backward-logical-sexp 1) - (push (point) sexp-positions) - (clojure-forward-logical-sexp 1)) - (scan-error nil)) - sexp-positions))) - -(defcustom clojure-toplevel-inside-comment-form nil - "Eval top level forms inside comment forms instead of the comment form itself. -Experimental. Function `cider-defun-at-point' is used extensively so if we -change this heuristic it needs to be bullet-proof and desired. While -testing, give an easy way to turn this new behavior off." - :type 'boolean - :safe #'booleanp - :package-version '(clojure-mode . "5.8.3")) - -(defun clojure-find-first (pred coll) - "Find first element of COLL for which PRED return truthy." - (let ((found) - (haystack coll)) - (while (and (not found) - haystack) - (if (funcall pred (car haystack)) - (setq found (car haystack)) - (setq haystack (cdr haystack)))) - found)) - -(defun clojure-beginning-of-defun-function (&optional n) - "Go to top level form. -Set as `beginning-of-defun-function' so that these generic -operators can be used. Given a positive N it will do it that -many times." - (let ((beginning-of-defun-function nil)) - (if (and clojure-toplevel-inside-comment-form - (clojure-top-level-form-p "comment")) - (save-match-data - (let ((original-position (point)) - clojure-comment-start clojure-comment-end) - (end-of-defun) - (setq clojure-comment-end (point)) - (clojure-backward-logical-sexp 1) ;; beginning of comment form - (setq clojure-comment-start (point)) - (forward-char 1) ;; skip paren so we start at comment - (clojure-forward-logical-sexp) ;; skip past the comment form itself - (if-let ((sexp-start (clojure-find-first (lambda (beg-pos) - (< beg-pos original-position)) - (clojure-sexp-starts-until-position - clojure-comment-end)))) - (progn (goto-char sexp-start) t) - (beginning-of-defun n)))) - (beginning-of-defun n)))) - -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -;; -;; Refactoring support -;; -;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; - -;;; Threading macros related -(defcustom clojure-thread-all-but-last nil - "Non-nil means do not thread the last expression. -This means that `clojure-thread-first-all' and -`clojure-thread-last-all' not thread the deepest sexp inside the -current sexp." - :package-version '(clojure-mode . "5.4.0") - :safe #'booleanp - :type 'boolean) - -(defun clojure--point-after (&rest actions) - "Return POINT after performing ACTIONS. - -An action is either the symbol of a function or a two element -list of (fn args) to pass to `apply''" - (save-excursion - (dolist (fn-and-args actions) - (let ((f (if (listp fn-and-args) (car fn-and-args) fn-and-args)) - (args (if (listp fn-and-args) (cdr fn-and-args) nil))) - (apply f args))) - (point))) - -(defun clojure--maybe-unjoin-line () - "Undo a `join-line' done by a threading command." - (when (get-text-property (point) 'clojure-thread-line-joined) - (remove-text-properties (point) (1+ (point)) '(clojure-thread-line-joined t)) - (insert "\n"))) - -(defun clojure--unwind-last () - "Unwind a thread last macro once. - -Point must be between the opening paren and the ->> symbol." - (forward-sexp) - (save-excursion - (let ((beg (point)) - (contents (clojure-delete-and-extract-sexp))) - (when (looking-at " *\n") - (join-line 'following)) - (clojure--ensure-parens-around-function-names) - (let* ((sexp-beg-line (line-number-at-pos)) - (sexp-end-line (progn (forward-sexp) - (line-number-at-pos))) - (multiline-sexp-p (not (= sexp-beg-line sexp-end-line)))) - (down-list -1) - (if multiline-sexp-p - (insert "\n") - ;; `clojure--maybe-unjoin-line' only works when unwinding sexps that were - ;; threaded in the same Emacs session, but it also catches cases that - ;; `multiline-sexp-p' doesn't. - (clojure--maybe-unjoin-line)) - (insert contents)))) - (forward-char)) - -(defun clojure--ensure-parens-around-function-names () - "Insert parens around function names if necessary." - (clojure--looking-at-non-logical-sexp) - (unless (looking-at "(") - (insert-parentheses 1) - (backward-up-list))) - -(defun clojure--unwind-first () - "Unwind a thread first macro once. - -Point must be between the opening paren and the -> symbol." - (forward-sexp) - (save-excursion - (let ((contents (clojure-delete-and-extract-sexp))) - (when (looking-at " *\n") - (join-line 'following)) - (clojure--ensure-parens-around-function-names) - (down-list) - (forward-sexp) - (insert contents) - (forward-sexp -1) - (clojure--maybe-unjoin-line))) - (forward-char)) - -(defun clojure--pop-out-of-threading () - "Raise a sexp up a level to unwind a threading form." - (save-excursion - (down-list 2) - (backward-up-list) - (raise-sexp))) - -(defun clojure--nothing-more-to-unwind () - "Return non-nil if a threaded form cannot be unwound further." - (save-excursion - (let ((beg (point))) - (forward-sexp) - (down-list -1) - (backward-sexp 2) ;; the last sexp, the threading macro - (when (looking-back "(\\s-*" (line-beginning-position)) - (backward-up-list)) ;; and the paren - (= beg (point))))) - -(defun clojure--fix-sexp-whitespace (&optional move-out) - "Fix whitespace after unwinding a threading form. - -Optional argument MOVE-OUT, if non-nil, means moves up a list -before fixing whitespace." - (save-excursion - (when move-out (backward-up-list)) - (let ((sexp (bounds-of-thing-at-point 'sexp))) - (clojure-indent-region (car sexp) (cdr sexp)) - (delete-trailing-whitespace (car sexp) (cdr sexp))))) - -;;;###autoload -(defun clojure-unwind () - "Unwind thread at point or above point by one level. -Return nil if there are no more levels to unwind." - (interactive) - (save-excursion - (let ((limit (save-excursion - (beginning-of-defun) - (point)))) - (ignore-errors - (when (looking-at "(") - (forward-char 1) - (forward-sexp 1))) - (search-backward-regexp "([^-]*->" limit) - (if (clojure--nothing-more-to-unwind) - (progn (clojure--pop-out-of-threading) - (clojure--fix-sexp-whitespace) - nil) - (down-list) - (prog1 (cond - ((looking-at "[^-]*->\\_>") (clojure--unwind-first)) - ((looking-at "[^-]*->>\\_>") (clojure--unwind-last))) - (clojure--fix-sexp-whitespace 'move-out)) - t)))) - -;;;###autoload -(defun clojure-unwind-all () - "Fully unwind thread at point or above point." - (interactive) - (while (clojure-unwind))) - -(defun clojure--remove-superfluous-parens () - "Remove extra parens from a form." - (when (looking-at "([^ )]+)") - (delete-pair))) - -(defun clojure--thread-first () - "Thread a nested sexp using ->." - (down-list) - (forward-symbol 1) - (unless (looking-at ")") - (let ((contents (clojure-delete-and-extract-sexp))) - (backward-up-list) - (just-one-space 0) - (save-excursion - (insert contents "\n") - (clojure--remove-superfluous-parens)) - (when (looking-at "\\s-*\n") - (join-line 'following) - (forward-char 1) - (put-text-property (point) (1+ (point)) - 'clojure-thread-line-joined t)) - t))) - -(defun clojure--thread-last () - "Thread a nested sexp using ->>." - (forward-sexp 2) - (down-list -1) - (backward-sexp) - (unless (eq (char-before) ?\() - (let ((contents (clojure-delete-and-extract-sexp))) - (just-one-space 0) - (backward-up-list) - (insert contents "\n") - (clojure--remove-superfluous-parens) - ;; cljr #255 Fix dangling parens - (forward-sexp) - (when (looking-back "^\\s-*\\()+\\)\\s-*" (line-beginning-position)) - (let ((pos (match-beginning 1))) - (put-text-property pos (1+ pos) 'clojure-thread-line-joined t)) - (join-line)) - t))) - -(defun clojure--threadable-p () - "Return non-nil if a form can be threaded." - (save-excursion - (forward-symbol 1) - (looking-at "[\n\r\t ]*("))) - -;;;###autoload -(defun clojure-thread () - "Thread by one more level an existing threading macro." - (interactive) - (ignore-errors - (when (looking-at "(") - (forward-char 1) - (forward-sexp 1))) - (search-backward-regexp "([^-]*->") - (down-list) - (when (clojure--threadable-p) - (prog1 (cond - ((looking-at "[^-]*->\\_>") (clojure--thread-first)) - ((looking-at "[^-]*->>\\_>") (clojure--thread-last))) - (clojure--fix-sexp-whitespace 'move-out)))) - -(defun clojure--thread-all (first-or-last-thread but-last) - "Fully thread the form at point. - -FIRST-OR-LAST-THREAD is \"->\" or \"->>\". - -When BUT-LAST is non-nil, the last expression is not threaded. -Default value is `clojure-thread-all-but-last'." - (save-excursion - (insert-parentheses 1) - (insert first-or-last-thread)) - (while (save-excursion (clojure-thread))) - (when (or but-last clojure-thread-all-but-last) - (clojure-unwind))) - -;;;###autoload -(defun clojure-thread-first-all (but-last) - "Fully thread the form at point using ->. - -When BUT-LAST is non-nil, the last expression is not threaded. -Default value is `clojure-thread-all-but-last'." - (interactive "P") - (clojure--thread-all "-> " but-last)) - -;;;###autoload -(defun clojure-thread-last-all (but-last) - "Fully thread the form at point using ->>. - -When BUT-LAST is non-nil, the last expression is not threaded. -Default value is `clojure-thread-all-but-last'." - (interactive "P") - (clojure--thread-all "->> " but-last)) - -;;; Cycling stuff - -(defcustom clojure-use-metadata-for-privacy nil - "If nil, `clojure-cycle-privacy' will use (defn- f []). -If t, it will use (defn ^:private f [])." - :package-version '(clojure-mode . "5.5.0") - :safe #'booleanp - :type 'boolean) - -;;;###autoload -(defun clojure-cycle-privacy () - "Make public the current private def, or vice-versa. -See: https://github.com/clojure-emacs/clj-refactor.el/wiki/cljr-cycle-privacy" - (interactive) - (save-excursion - (ignore-errors (forward-char 7)) - (search-backward-regexp "(defn?\\(-\\| ^:private\\)?\\_>") - (if (match-string 1) - (replace-match "" nil nil nil 1) - (goto-char (match-end 0)) - (insert (if (or clojure-use-metadata-for-privacy - (equal (match-string 0) "(def")) - " ^:private" - "-"))))) - -(defun clojure--convert-collection (coll-open coll-close) - "Convert the collection at (point) by unwrapping it an wrapping it between COLL-OPEN and COLL-CLOSE." - (save-excursion - (while (and - (not (bobp)) - (not (looking-at "(\\|{\\|\\["))) - (backward-char)) - (when (or (eq ?\# (char-before)) - (eq ?\' (char-before))) - (delete-char -1)) - (when (and (bobp) - (not (memq (char-after) '(?\{ ?\( ?\[)))) - (user-error "Beginning of file reached, collection is not found")) - (insert coll-open (substring (clojure-delete-and-extract-sexp) 1 -1) coll-close))) - -;;;###autoload -(defun clojure-convert-collection-to-list () - "Convert collection at (point) to list." - (interactive) - (clojure--convert-collection "(" ")")) - -;;;###autoload -(defun clojure-convert-collection-to-quoted-list () - "Convert collection at (point) to quoted list." - (interactive) - (clojure--convert-collection "'(" ")")) - -;;;###autoload -(defun clojure-convert-collection-to-map () - "Convert collection at (point) to map." - (interactive) - (clojure--convert-collection "{" "}")) - -;;;###autoload -(defun clojure-convert-collection-to-vector () - "Convert collection at (point) to vector." - (interactive) - (clojure--convert-collection "[" "]")) - -;;;###autoload -(defun clojure-convert-collection-to-set () - "Convert collection at (point) to set." - (interactive) - (clojure--convert-collection "#{" "}")) - -(defun clojure--in-string-p () - "Check whether the point is currently in a string." - (nth 3 (syntax-ppss))) - -(defun clojure--goto-if () - "Find the first surrounding if or if-not expression." - (when (clojure--in-string-p) - (while (or (not (looking-at "(")) - (clojure--in-string-p)) - (backward-char))) - (while (not (looking-at "\\((if \\)\\|\\((if-not \\)")) - (condition-case nil - (backward-up-list) - (scan-error (user-error "No if or if-not found"))))) - -;;;###autoload -(defun clojure-cycle-if () - "Change a surrounding if to if-not, or vice-versa. - -See: https://github.com/clojure-emacs/clj-refactor.el/wiki/cljr-cycle-if" - (interactive) - (save-excursion - (clojure--goto-if) - (cond - ((looking-at "(if-not") - (forward-char 3) - (delete-char 4) - (forward-sexp 2) - (transpose-sexps 1)) - ((looking-at "(if") - (forward-char 3) - (insert "-not") - (forward-sexp 2) - (transpose-sexps 1))))) - -;; TODO: Remove code duplication with `clojure--goto-if'. -(defun clojure--goto-when () - "Find the first surrounding when or when-not expression." - (when (clojure--in-string-p) - (while (or (not (looking-at "(")) - (clojure--in-string-p)) - (backward-char))) - (while (not (looking-at "\\((when \\)\\|\\((when-not \\)")) - (condition-case nil - (backward-up-list) - (scan-error (user-error "No when or when-not found"))))) - -;;;###autoload -(defun clojure-cycle-when () - "Change a surrounding when to when-not, or vice-versa." - (interactive) - (save-excursion - (clojure--goto-when) - (cond - ((looking-at "(when-not") - (forward-char 9) - (delete-char -4)) - ((looking-at "(when") - (forward-char 5) - (insert "-not"))))) - -(defun clojure-cycle-not () - "Add or remove a not form around the current form." - (interactive) - (save-excursion - (condition-case nil - (backward-up-list) - (scan-error (user-error "`clojure-cycle-not' must be invoked inside a list"))) - (if (looking-back "(not ") - (progn - (delete-char -5) - (forward-sexp) - (delete-char 1)) - (insert "(not ") - (forward-sexp) - (insert ")")))) - -;;; let related stuff - -(defvar clojure--let-regexp - "\(\\(when-let\\|if-let\\|let\\)\\(\\s-*\\|\\[\\)" - "Regexp matching let like expressions, i.e. \"let\", \"when-let\", \"if-let\". - -The first match-group is the let expression. - -The second match-group is the whitespace or the opening square -bracket if no whitespace between the let expression and the -bracket.") - -(defun clojure--goto-let () - "Go to the beginning of the nearest let form." - (when (clojure--in-string-p) - (while (or (not (looking-at "(")) - (clojure--in-string-p)) - (backward-char))) - (ignore-errors - (while (not (looking-at clojure--let-regexp)) - (backward-up-list))) - (looking-at clojure--let-regexp)) - -(defun clojure--inside-let-binding-p () - "Return non-nil if point is inside a let binding." - (ignore-errors - (save-excursion - (let ((pos (point))) - (clojure--goto-let) - (re-search-forward "\\[") - (if (< pos (point)) - nil - (forward-sexp) - (up-list) - (< pos (point))))))) - -(defun clojure--beginning-of-current-let-binding () - "Move before the bound name of the current binding. -Assume that point is in the binding form of a let." - (let ((current-point (point))) - (clojure--goto-let) - (search-forward "[") - (forward-char) - (while (> current-point (point)) - (forward-sexp)) - (backward-sexp 2))) - -(defun clojure--previous-line () - "Keep the column position while go the previous line." - (let ((col (current-column))) - (forward-line -1) - (move-to-column col))) - -(defun clojure--prepare-to-insert-new-let-binding () - "Move to right place in the let form to insert a new binding and indent." - (if (clojure--inside-let-binding-p) - (progn - (clojure--beginning-of-current-let-binding) - (newline-and-indent) - (clojure--previous-line) - (indent-for-tab-command)) - (clojure--goto-let) - (search-forward "[") - (backward-up-list) - (forward-sexp) - (down-list -1) - (backward-char) - (if (looking-at "\\[\\s-*\\]") - (forward-char) - (forward-char) - (newline-and-indent)))) - -(defun clojure--sexp-regexp (sexp) - "Return a regexp for matching SEXP." - (concat "\\([^[:word:]^-]\\)" - (mapconcat #'identity (mapcar 'regexp-quote (split-string sexp)) - "[[:space:]\n\r]+") - "\\([^[:word:]^-]\\)")) - -(defun clojure--replace-sexp-with-binding (bound-name init-expr) - "Replace a binding with its bound name in the let form. - -BOUND-NAME is the name (left-hand side) of a binding. - -INIT-EXPR is the value (right-hand side) of a binding." - (save-excursion - (while (re-search-forward - (clojure--sexp-regexp init-expr) - (clojure--point-after 'clojure--goto-let 'forward-sexp) - t) - (replace-match (concat "\\1" bound-name "\\2"))))) - -(defun clojure--replace-sexps-with-bindings (bindings) - "Replace bindings with their respective bound names in the let form. - -BINDINGS is the list of bound names and init expressions." - (let ((bound-name (pop bindings)) - (init-expr (pop bindings))) - (when bound-name - (clojure--replace-sexp-with-binding bound-name init-expr) - (clojure--replace-sexps-with-bindings bindings)))) - -(defun clojure--replace-sexps-with-bindings-and-indent () - "Replace sexps with bindings." - (clojure--replace-sexps-with-bindings - (clojure--read-let-bindings)) - (clojure-indent-region - (clojure--point-after 'clojure--goto-let) - (clojure--point-after 'clojure--goto-let 'forward-sexp))) - -(defun clojure--read-let-bindings () - "Read the bound-name and init expression pairs in the binding form. -Return a list: odd elements are bound names, even elements init expressions." - (clojure--goto-let) - (down-list 2) - (let* ((start (point)) - (sexp-start start) - (end (save-excursion - (backward-char) - (forward-sexp) - (down-list -1) - (point))) - bindings) - (while (/= sexp-start end) - (forward-sexp) - (push - (string-trim (buffer-substring-no-properties sexp-start (point))) - bindings) - (skip-chars-forward "\r\n\t[:blank:]") - (setq sexp-start (point))) - (nreverse bindings))) - -(defun clojure--introduce-let-internal (name &optional n) - "Create a let form, binding the form at point with NAME. - -Optional numeric argument N, if non-nil, introduces the let N -lists up." - (if (numberp n) - (let ((init-expr-sexp (clojure-delete-and-extract-sexp))) - (insert name) - (ignore-errors (backward-up-list n)) - (insert "(let" (clojure-delete-and-extract-sexp) ")") - (backward-sexp) - (down-list) - (forward-sexp) - (insert " [" name " " init-expr-sexp "]\n") - (clojure--replace-sexps-with-bindings-and-indent)) - (insert "[ " (clojure-delete-and-extract-sexp) "]") - (backward-sexp) - (insert "(let " (clojure-delete-and-extract-sexp) ")") - (backward-sexp) - (down-list 2) - (insert name) - (forward-sexp) - (up-list) - (newline-and-indent) - (insert name))) - -(defun clojure--move-to-let-internal (name) - "Bind the form at point to NAME in the nearest let." - (if (not (save-excursion (clojure--goto-let))) - (clojure--introduce-let-internal name) - (let ((contents (clojure-delete-and-extract-sexp))) - (insert name) - (clojure--prepare-to-insert-new-let-binding) - (insert contents) - (backward-sexp) - (insert " ") - (backward-char) - (insert name) - (clojure--replace-sexps-with-bindings-and-indent)))) - -(defun clojure--let-backward-slurp-sexp-internal () - "Slurp the s-expression before the let form into the let form." - (clojure--goto-let) - (backward-sexp) - (let ((sexp (string-trim (clojure-delete-and-extract-sexp)))) - (delete-blank-lines) - (down-list) - (forward-sexp 2) - (newline-and-indent) - (insert sexp) - (clojure--replace-sexps-with-bindings-and-indent))) - -;;;###autoload -(defun clojure-let-backward-slurp-sexp (&optional n) - "Slurp the s-expression before the let form into the let form. -With a numberic prefix argument slurp the previous N s-expression into the let form." - (interactive "p") - (unless n (setq n 1)) - (dotimes (k n) - (save-excursion (clojure--let-backward-slurp-sexp-internal)))) - -(defun clojure--let-forward-slurp-sexp-internal () - "Slurp the next s-expression after the let form into the let form." - (clojure--goto-let) - (forward-sexp) - (let ((sexp (string-trim (clojure-delete-and-extract-sexp)))) - (down-list -1) - (newline-and-indent) - (insert sexp) - (clojure--replace-sexps-with-bindings-and-indent))) - -;;;###autoload -(defun clojure-let-forward-slurp-sexp (&optional n) - "Slurp the next s-expression after the let form into the let form. -With a numeric prefix argument slurp the next N s-expressions into the let form." - (interactive "p") - (unless n (setq n 1)) - (dotimes (k n) - (save-excursion (clojure--let-forward-slurp-sexp-internal)))) - -;;;###autoload -(defun clojure-introduce-let (&optional n) - "Create a let form, binding the form at point. -With a numeric prefix argument the let is introduced N lists up." - (interactive "P") - (clojure--introduce-let-internal (read-from-minibuffer "Name of bound symbol: ") n)) - -;;;###autoload -(defun clojure-move-to-let () - "Move the form at point to a binding in the nearest let." - (interactive) - (clojure--move-to-let-internal (read-from-minibuffer "Name of bound symbol: "))) - - -;;; ClojureScript -(defconst clojurescript-font-lock-keywords - (eval-when-compile - `(;; ClojureScript built-ins - (,(concat "(\\(?:\.*/\\)?" - (regexp-opt '("js-obj" "js-delete" "clj->js" "js->clj")) - "\\>") - 0 font-lock-builtin-face))) - "Additional font-locking for `clojurescript-mode'.") - -;;;###autoload -(define-derived-mode clojurescript-mode clojure-mode "ClojureScript" - "Major mode for editing ClojureScript code. - -\\{clojurescript-mode-map}" - (font-lock-add-keywords nil clojurescript-font-lock-keywords)) - -;;;###autoload -(define-derived-mode clojurec-mode clojure-mode "ClojureC" - "Major mode for editing ClojureC code. - -\\{clojurec-mode-map}") - -;;;###autoload -(progn - (add-to-list 'auto-mode-alist - '("\\.\\(clj\\|dtm\\|edn\\)\\'" . clojure-mode)) - (add-to-list 'auto-mode-alist '("\\.cljc\\'" . clojurec-mode)) - (add-to-list 'auto-mode-alist '("\\.cljs\\'" . clojurescript-mode)) - ;; boot build scripts are Clojure source files - (add-to-list 'auto-mode-alist '("\\(?:build\\|profile\\)\\.boot\\'" . clojure-mode))) - -(provide 'clojure-mode) - -;; Local Variables: -;; coding: utf-8 -;; End: - -;;; clojure-mode.el ends here |