2023-02-21 18:17:08 +00:00
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;;; helm-elisp.el --- Elisp symbols completion for helm. -*- lexical-binding: t -*-
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;; Copyright (C) 2012 ~ 2023 Thierry Volpiatto
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;;; Code:
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(require 'cl-lib)
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(require 'helm)
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(require 'helm-lib)
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(require 'helm-help)
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(require 'helm-types)
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(require 'helm-utils)
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(require 'helm-info)
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(require 'helm-eval)
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(require 'helm-files)
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(declare-function helm-describe-function "helm-lib")
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(declare-function helm-describe-variable "helm-lib")
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(declare-function helm-describe-face "helm-lib")
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(declare-function helm-read-file-name "helm-mode")
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(declare-function helm-comp-read "helm-mode")
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(declare-function helm-M-x-transformer-no-sort-no-props "helm-command")
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(defvar helm-M-x-show-short-doc)
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2024-07-28 16:03:37 +00:00
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(defvar completions-detailed)
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(defvar helm-completions-detailed)
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2023-02-21 18:17:08 +00:00
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;;; Customizable values
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(defgroup helm-elisp nil
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"Elisp related Applications and libraries for Helm."
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:group 'helm)
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(defcustom helm-turn-on-show-completion t
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"Display candidate in `current-buffer' while moving selection when non--nil."
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:group 'helm-elisp
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:type 'boolean)
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(defcustom helm-show-completion-min-window-height 7
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"Minimum completion window height used in show completion.
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This is used in macro `with-helm-show-completion'."
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:group 'helm-elisp
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:type 'integer)
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(defcustom helm-lisp-quoted-function-list
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'(funcall apply mapc cl-mapc mapcar cl-mapcar
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callf callf2 cl-callf cl-callf2 fset
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fboundp fmakunbound symbol-function)
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"List of function where quoted function completion happen.
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E.g. give only function names after (funcall \\='."
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:group 'helm-elisp
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:type '(repeat (choice symbol)))
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(defcustom helm-lisp-unquoted-function-list
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'(function defadvice)
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"List of function where unquoted function completion happen.
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E.g. give only function names after (function ."
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:group 'helm-elisp
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:type '(repeat (choice symbol)))
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(defcustom helm-apropos-fuzzy-match nil
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"Enable fuzzy matching for `helm-apropos' when non-nil."
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:group 'helm-elisp
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:type 'boolean)
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(defcustom helm-lisp-fuzzy-completion nil
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"Enable fuzzy matching in emacs-lisp completion when non-nil.
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NOTE: This enables fuzzy matching in Helm native implementation of
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elisp completion, but not on helmized elisp completion, i.e. fuzzy
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completion is not available in `completion-at-point'."
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:group 'helm-elisp
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:type 'boolean)
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(defcustom helm-apropos-function-list '(helm-def-source--emacs-commands
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helm-def-source--emacs-functions
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helm-def-source--eieio-classes
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helm-def-source--eieio-generic
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helm-def-source--emacs-variables
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helm-def-source--emacs-faces)
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"A list of functions that build helm sources to use in `helm-apropos'."
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:group 'helm-elisp
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:type '(repeat (choice symbol)))
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(defcustom helm-apropos-defaut-info-lookup-sources '(helm-source-info-elisp
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helm-source-info-cl
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helm-source-info-eieio)
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"A list of sources to look into when searching info page of a symbol."
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:group 'helm-elisp
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:type '(repeat (choice symbol)))
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(defcustom helm-show-completion-display-function
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(if (display-graphic-p)
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#'helm-display-buffer-in-own-frame
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#'helm-show-completion-default-display-function)
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"The function used to display helm completion buffer.
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This function is used by `with-helm-show-completion', when nil
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fallback to `helm-default-display-buffer'.
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Default is to use a separate frame on graphic display and
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`helm-show-completion-default-display-function' on non graphic
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display."
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:group 'helm-elisp
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:type 'function)
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;;; Faces
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;;
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;;
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(defgroup helm-elisp-faces nil
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"Customize the appearance of helm-elisp."
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:prefix "helm-"
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:group 'helm-elisp
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:group 'helm-faces)
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(defface helm-lisp-show-completion
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`((t ,@(and (>= emacs-major-version 27) '(:extend t))
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:background "DarkSlateGray"))
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"Face used for showing candidates in `helm-lisp-completion'."
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:group 'helm-elisp-faces)
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(defface helm-lisp-completion-info
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`((t ,@(and (>= emacs-major-version 27) '(:extend t))
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:foreground "red"))
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"Face used for showing info in `helm-lisp-completion'."
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:group 'helm-elisp-faces)
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(defcustom helm-elisp-help-function
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'helm-elisp-show-help
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"Function for displaying help for Lisp symbols."
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:group 'helm-elisp
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:type '(choice (function :tag "Open help for the symbol."
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helm-elisp-show-help)
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(function :tag "Show one liner in modeline."
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helm-elisp-show-doc-modeline)))
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(defcustom helm-locate-library-fuzzy-match t
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"Enable fuzzy-matching in `helm-locate-library' when non--nil."
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:type 'boolean
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:group 'helm-elisp)
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;;; Show completion.
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;;
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;; Provide show completion with macro `with-helm-show-completion'.
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(defvar helm-show-completion-overlay nil)
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;; Called each time cursor move in helm-buffer.
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(defun helm-show-completion ()
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(with-helm-current-buffer
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(helm-aif (helm-get-selection)
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(overlay-put helm-show-completion-overlay
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'display (substring-no-properties it)))))
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(defun helm-show-completion-init-overlay (beg end)
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(setq helm-show-completion-overlay (make-overlay beg end))
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(overlay-put helm-show-completion-overlay
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'face 'helm-lisp-show-completion))
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(defun helm-show-completion-default-display-function (buffer &rest _args)
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"A special resized Helm window is used depending on position in BUFFER."
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(with-selected-window (selected-window)
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(if (window-dedicated-p)
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(helm-default-display-buffer buffer)
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(let* ((screen-size (+ (count-screen-lines (window-start) (point) t)
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1 ; mode-line
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(if header-line-format 1 0))) ; header-line
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(def-size (- (window-height)
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helm-show-completion-min-window-height))
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(upper-height (max window-min-height (min screen-size def-size)))
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split-window-keep-point)
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(recenter -1)
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(set-window-buffer (if (active-minibuffer-window)
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(minibuffer-selected-window)
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(split-window nil upper-height
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helm-split-window-default-side))
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buffer)))))
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(defmacro with-helm-show-completion (beg end &rest body)
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"Show Helm candidate in an overlay at point.
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BEG and END are the beginning and end position of the current
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completion in `helm-current-buffer'.
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BODY is an Helm call where we want to enable show completion.
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If `helm-turn-on-show-completion' is nil do nothing."
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(declare (indent 2) (debug t))
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`(unwind-protect
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(if helm-turn-on-show-completion
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(let ((helm-move-selection-after-hook
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(append (list 'helm-show-completion)
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helm-move-selection-after-hook))
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(helm-split-window-default-side
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(if (eq helm-split-window-default-side 'same)
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'below helm-split-window-default-side))
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helm-split-window-inside-p
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helm-reuse-last-window-split-state)
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(helm-set-local-variable
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'helm-display-function
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(or helm-show-completion-display-function
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'helm-default-display-buffer))
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(with-helm-after-update-hook
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;; Show immediately first candidate as soon as helm popup.
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(helm-show-completion))
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(helm-show-completion-init-overlay ,beg ,end)
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,@body)
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,@body)
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(when (and helm-show-completion-overlay
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(overlayp helm-show-completion-overlay))
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(delete-overlay helm-show-completion-overlay))))
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;;; Lisp symbol completion.
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;;
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;;
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(defun helm-lisp-completion--predicate-at-point (beg)
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;; Return a predicate for `all-completions'.
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(let ((fn-sym-p (lambda ()
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(or
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(and (eq (char-before) ?\ )
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(save-excursion
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(skip-syntax-backward " " (pos-bol))
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(memq (symbol-at-point)
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helm-lisp-unquoted-function-list)))
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(and (eq (char-before) ?\')
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(save-excursion
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(forward-char -1)
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(eq (char-before) ?\#)))))))
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(save-excursion
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(goto-char beg)
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(if (or
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;; Complete on all symbols in non--lisp modes (logs mail etc..)
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(not (memq major-mode '(emacs-lisp-mode
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lisp-interaction-mode
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inferior-emacs-lisp-mode)))
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(not (or (funcall fn-sym-p)
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(and (eq (char-before) ?\')
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(save-excursion
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(forward-char (if (funcall fn-sym-p) -2 -1))
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(skip-syntax-backward " " (pos-bol))
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(memq (symbol-at-point)
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helm-lisp-quoted-function-list)))
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(eq (char-before) ?\())) ; no paren before str.
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;; Looks like we are in a let statement.
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(condition-case nil
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(progn (up-list -2) (forward-char 1)
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(eq (char-after) ?\())
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(error nil)))
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(lambda (sym)
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(or (boundp sym) (fboundp sym) (symbol-plist sym)))
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#'fboundp))))
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(defun helm-thing-before-point (&optional limits regexp)
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"Return symbol name before point.
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If REGEXP is specified return what REGEXP find before point.
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By default match the beginning of symbol before point.
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With LIMITS arg specified return the beginning and end position
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of symbol before point."
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(save-excursion
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(let (beg
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(end (point))
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(boundary (field-beginning nil nil (pos-bol))))
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(if (re-search-backward (or regexp "\\_<") boundary t)
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(setq beg (match-end 0))
|
|
|
|
|
|
(setq beg boundary))
|
|
|
|
|
|
(unless (= beg end)
|
|
|
|
|
|
(if limits
|
|
|
|
|
|
(cons beg end)
|
|
|
|
|
|
(buffer-substring-no-properties beg end))))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-bounds-of-thing-before-point (&optional regexp)
|
|
|
|
|
|
"Get the beginning and end position of `helm-thing-before-point'.
|
|
|
|
|
|
Return a cons (beg . end)."
|
|
|
|
|
|
(helm-thing-before-point 'limits regexp))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-insert-completion-at-point (beg end str)
|
|
|
|
|
|
;; When there is no space after point
|
|
|
|
|
|
;; we are completing inside a symbol or
|
|
|
|
|
|
;; after a partial symbol with the next arg aside
|
|
|
|
|
|
;; without space, in this case mark the region.
|
|
|
|
|
|
;; deleting it would remove the
|
|
|
|
|
|
;; next arg which is unwanted.
|
|
|
|
|
|
(delete-region beg end)
|
|
|
|
|
|
(insert str)
|
|
|
|
|
|
(let ((pos (cdr (or (bounds-of-thing-at-point 'symbol)
|
|
|
|
|
|
;; needed for helm-dabbrev.
|
|
|
|
|
|
(bounds-of-thing-at-point 'filename)))))
|
|
|
|
|
|
(when (and pos (< (point) pos))
|
|
|
|
|
|
(push-mark pos t t))))
|
|
|
|
|
|
|
|
|
|
|
|
;;;###autoload
|
|
|
|
|
|
(defun helm-lisp-completion-at-point ()
|
|
|
|
|
|
"Preconfigured Helm for Lisp symbol completion at point."
|
|
|
|
|
|
(interactive)
|
|
|
|
|
|
(let* ((target (helm-thing-before-point))
|
|
|
|
|
|
(beg (car (helm-bounds-of-thing-before-point)))
|
|
|
|
|
|
(end (point))
|
|
|
|
|
|
(pred (and beg (helm-lisp-completion--predicate-at-point beg)))
|
|
|
|
|
|
(loc-vars (and (fboundp 'elisp--local-variables)
|
|
|
|
|
|
(ignore-errors
|
|
|
|
|
|
(mapcar #'symbol-name (elisp--local-variables)))))
|
|
|
|
|
|
(glob-syms (and target pred (all-completions target obarray pred)))
|
|
|
|
|
|
(candidates (append loc-vars glob-syms))
|
|
|
|
|
|
(helm-quit-if-no-candidate t)
|
|
|
|
|
|
(helm-execute-action-at-once-if-one t)
|
|
|
|
|
|
(enable-recursive-minibuffers t))
|
|
|
|
|
|
(if candidates
|
|
|
|
|
|
(with-helm-show-completion beg end
|
|
|
|
|
|
;; Overlay is initialized now in helm-current-buffer.
|
|
|
|
|
|
(helm
|
|
|
|
|
|
:sources (helm-build-in-buffer-source "Lisp completion"
|
2024-07-28 16:03:37 +00:00
|
|
|
|
:data candidates
|
2023-02-21 18:17:08 +00:00
|
|
|
|
:persistent-action `(helm-lisp-completion-persistent-action .
|
|
|
|
|
|
,(and (eq helm-elisp-help-function
|
|
|
|
|
|
'helm-elisp-show-doc-modeline)
|
|
|
|
|
|
'never-split))
|
|
|
|
|
|
:nomark t
|
|
|
|
|
|
:match-part (lambda (c) (car (split-string c)))
|
|
|
|
|
|
:fuzzy-match helm-lisp-fuzzy-completion
|
|
|
|
|
|
:persistent-help (helm-lisp-completion-persistent-help)
|
|
|
|
|
|
:filtered-candidate-transformer
|
|
|
|
|
|
#'helm-lisp-completion-transformer
|
|
|
|
|
|
:action (lambda (candidate)
|
|
|
|
|
|
(with-helm-current-buffer
|
|
|
|
|
|
(run-with-timer
|
|
|
|
|
|
0.01 nil
|
|
|
|
|
|
#'helm-insert-completion-at-point
|
|
|
|
|
|
beg end candidate))))
|
|
|
|
|
|
:input (if helm-lisp-fuzzy-completion
|
|
|
|
|
|
target (concat target " "))
|
|
|
|
|
|
:resume 'noresume
|
|
|
|
|
|
:truncate-lines t
|
|
|
|
|
|
:buffer "*helm lisp completion*"
|
|
|
|
|
|
:allow-nest t))
|
|
|
|
|
|
(message "[No Match]"))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-lisp-completion-persistent-action (candidate &optional name)
|
|
|
|
|
|
"Show documentation for the function.
|
|
|
|
|
|
Documentation is shown briefly in mode-line or completely in
|
|
|
|
|
|
other window according to the value of
|
|
|
|
|
|
`helm-elisp-help-function'."
|
|
|
|
|
|
(funcall helm-elisp-help-function candidate name))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-lisp-completion-persistent-help ()
|
|
|
|
|
|
"Return persistent-help according to the value of `helm-elisp-help-function'"
|
|
|
|
|
|
(cl-ecase helm-elisp-help-function
|
|
|
|
|
|
(helm-elisp-show-doc-modeline "Show brief doc in mode-line")
|
|
|
|
|
|
(helm-elisp-show-help "Toggle show help for the symbol")))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-elisp--show-help-1 (candidate &optional name)
|
2024-07-28 16:03:37 +00:00
|
|
|
|
(helm-acase (intern-soft candidate)
|
|
|
|
|
|
((guard (and (fboundp it) (boundp it)))
|
|
|
|
|
|
(if (member name `(,helm-describe-function-function
|
|
|
|
|
|
,helm-describe-variable-function))
|
|
|
|
|
|
(funcall (intern (format "helm-%s" name)) it)
|
|
|
|
|
|
;; When there is no way to know what to describe
|
|
|
|
|
|
;; prefer describe-function.
|
|
|
|
|
|
(helm-describe-function it)))
|
|
|
|
|
|
((guard (fboundp it)) (helm-describe-function it))
|
|
|
|
|
|
((guard (boundp it)) (helm-describe-variable it))
|
|
|
|
|
|
((guard (facep it)) (helm-describe-face it))))
|
2023-02-21 18:17:08 +00:00
|
|
|
|
|
|
|
|
|
|
(defun helm-elisp-show-help (candidate &optional name)
|
|
|
|
|
|
"Show full help for the function CANDIDATE.
|
|
|
|
|
|
Arg NAME specifies the name of the top level function calling
|
|
|
|
|
|
Helm generic completion (e.g., \"describe-function\") which
|
|
|
|
|
|
allows calling the right function when CANDIDATE symbol refers at
|
|
|
|
|
|
the same time to variable and a function."
|
|
|
|
|
|
(helm-elisp--persistent-help
|
|
|
|
|
|
candidate 'helm-elisp--show-help-1 name))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-elisp-show-doc-modeline (candidate &optional name)
|
|
|
|
|
|
"Show brief documentation for the function in the mode-line."
|
|
|
|
|
|
(let ((cursor-in-echo-area t)
|
|
|
|
|
|
mode-line-in-non-selected-windows)
|
|
|
|
|
|
(helm-show-info-in-mode-line
|
|
|
|
|
|
(propertize
|
|
|
|
|
|
(helm-get-first-line-documentation
|
|
|
|
|
|
(intern candidate) name)
|
|
|
|
|
|
'face 'helm-lisp-completion-info))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-lisp-completion-transformer (candidates _source)
|
|
|
|
|
|
"Helm candidates transformer for Lisp completion."
|
|
|
|
|
|
(cl-loop for c in candidates
|
2024-07-28 16:03:37 +00:00
|
|
|
|
for sym = (intern c)
|
|
|
|
|
|
for annot = (helm-acase sym
|
|
|
|
|
|
((guard (commandp it)) " (Com)")
|
|
|
|
|
|
((guard (class-p it)) " (Class)")
|
|
|
|
|
|
((guard (cl-generic-p it)) " (Gen)")
|
|
|
|
|
|
((guard (fboundp it)) " (Fun)")
|
|
|
|
|
|
((guard (boundp it)) " (Var)")
|
|
|
|
|
|
((guard (facep it)) " (Face)"))
|
|
|
|
|
|
collect (cons (concat c (helm-make-separator c) annot) c) into lst
|
|
|
|
|
|
finally return (sort lst #'helm-generic-sort-fn)))
|
2023-02-21 18:17:08 +00:00
|
|
|
|
|
2023-08-10 14:03:04 +00:00
|
|
|
|
;;;###autoload
|
2023-02-21 18:17:08 +00:00
|
|
|
|
(cl-defun helm-get-first-line-documentation (sym &optional
|
|
|
|
|
|
(name "describe-function")
|
|
|
|
|
|
(end-column 72))
|
|
|
|
|
|
"Return first line documentation of symbol SYM truncated at END-COLUMN.
|
|
|
|
|
|
If SYM is not documented, return \"Not documented\".
|
|
|
|
|
|
Argument NAME allows specifiying what function to use to display
|
|
|
|
|
|
documentation when SYM name is the same for function and variable."
|
|
|
|
|
|
(let ((doc (condition-case _err
|
2024-07-28 16:03:37 +00:00
|
|
|
|
(helm-acase sym
|
|
|
|
|
|
((guard (class-p it))
|
|
|
|
|
|
(cl--class-docstring (cl--find-class it)))
|
|
|
|
|
|
((guard (and (fboundp it) (boundp it)))
|
|
|
|
|
|
(if (string= name "describe-variable")
|
|
|
|
|
|
(documentation-property it 'variable-documentation t)
|
|
|
|
|
|
(documentation it t)))
|
|
|
|
|
|
((guard (custom-theme-p it))
|
|
|
|
|
|
(documentation-property it 'theme-documentation t))
|
|
|
|
|
|
((guard (and (helm-group-p it) (not (fboundp it))))
|
|
|
|
|
|
(documentation-property it 'group-documentation t))
|
|
|
|
|
|
((guard (fboundp it))
|
|
|
|
|
|
(documentation it t))
|
|
|
|
|
|
((guard (boundp it))
|
|
|
|
|
|
(documentation-property it 'variable-documentation t))
|
|
|
|
|
|
((guard (facep it)) (face-documentation it)))
|
2023-02-21 18:17:08 +00:00
|
|
|
|
(void-function "Void function -- Not documented"))))
|
|
|
|
|
|
(if (and doc (not (string= doc ""))
|
|
|
|
|
|
;; `documentation' return "\n\n(args...)"
|
|
|
|
|
|
;; for CL-style functions.
|
|
|
|
|
|
(not (string-match-p "\\`\n\n" doc)))
|
2024-07-28 16:03:37 +00:00
|
|
|
|
;; Some commands specify key bindings or keymap in their first line,
|
|
|
|
|
|
;; e.g.: "\<hexl-mode-map>A mode for editing binary [...]. As a result
|
|
|
|
|
|
;; (substitute-command-keys doc) returns a string like "\nUses
|
|
|
|
|
|
;; keymap...\nFirst line docstring. See
|
|
|
|
|
|
;; <https://debbugs.gnu.org/70163>.
|
2023-02-21 18:17:08 +00:00
|
|
|
|
(truncate-string-to-width
|
2024-07-28 16:03:37 +00:00
|
|
|
|
(helm-acase (split-string (substitute-command-keys doc) "\n")
|
|
|
|
|
|
((guard (and (string= (car it) "") (cdr it)))
|
|
|
|
|
|
(cadr guard))
|
|
|
|
|
|
(t (car it)))
|
2023-02-21 18:17:08 +00:00
|
|
|
|
end-column nil nil t)
|
2023-08-30 13:03:41 +00:00
|
|
|
|
(if (or (symbol-function sym) (boundp sym) (facep sym) (helm-group-p sym))
|
2023-08-10 14:03:04 +00:00
|
|
|
|
"Not documented"
|
|
|
|
|
|
;; Symbol exist but has no definition yet e.g.
|
|
|
|
|
|
;; (advice-add 'foo-test :override (lambda () (message "invalid
|
|
|
|
|
|
;; function"))) and foo-test is not already defined.
|
2023-08-30 13:03:41 +00:00
|
|
|
|
"Not already defined or loaded"))))
|
2023-02-21 18:17:08 +00:00
|
|
|
|
|
|
|
|
|
|
;;; File completion.
|
|
|
|
|
|
;;
|
|
|
|
|
|
;; Complete file name at point.
|
|
|
|
|
|
|
|
|
|
|
|
;;;###autoload
|
|
|
|
|
|
(defun helm-complete-file-name-at-point (&optional force)
|
|
|
|
|
|
"Preconfigured Helm to complete file name at point."
|
|
|
|
|
|
(interactive)
|
|
|
|
|
|
(require 'helm-mode)
|
2024-07-28 16:03:37 +00:00
|
|
|
|
(let* ((tap (or (thing-at-point 'filename t) ""))
|
2023-02-21 18:17:08 +00:00
|
|
|
|
beg
|
|
|
|
|
|
(init (and tap
|
|
|
|
|
|
(or force
|
|
|
|
|
|
(save-excursion
|
|
|
|
|
|
(end-of-line)
|
2023-08-10 14:03:04 +00:00
|
|
|
|
(search-backward tap (pos-bol) t)
|
2023-02-21 18:17:08 +00:00
|
|
|
|
(setq beg (point))
|
|
|
|
|
|
(looking-back "[^'`( ]" (1- (point)))))
|
2024-07-28 16:03:37 +00:00
|
|
|
|
(expand-file-name tap)))
|
2023-02-21 18:17:08 +00:00
|
|
|
|
(end (point))
|
|
|
|
|
|
(helm-quit-if-no-candidate t)
|
|
|
|
|
|
(helm-execute-action-at-once-if-one t)
|
|
|
|
|
|
completion)
|
|
|
|
|
|
(with-helm-show-completion beg end
|
|
|
|
|
|
(setq completion (helm-read-file-name "FileName: "
|
|
|
|
|
|
:initial-input init)))
|
|
|
|
|
|
(when (and completion (not (string= completion "")))
|
|
|
|
|
|
(delete-region beg end) (insert (if (string-match "^~" tap)
|
|
|
|
|
|
(abbreviate-file-name completion)
|
|
|
|
|
|
completion)))))
|
2024-07-28 16:03:37 +00:00
|
|
|
|
(make-obsolete 'helm-complete-file-name-at-point 'helm-find-files "3.9.6")
|
2023-02-21 18:17:08 +00:00
|
|
|
|
|
|
|
|
|
|
;;;###autoload
|
|
|
|
|
|
(defun helm-lisp-indent ()
|
|
|
|
|
|
;; It is meant to use with `helm-define-multi-key' which
|
|
|
|
|
|
;; does not support args for functions yet, so use `current-prefix-arg'
|
|
|
|
|
|
;; for now instead of (interactive "P").
|
|
|
|
|
|
(interactive)
|
|
|
|
|
|
(let ((tab-always-indent (or (eq tab-always-indent 'complete)
|
|
|
|
|
|
tab-always-indent)))
|
|
|
|
|
|
(indent-for-tab-command current-prefix-arg)))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;;; Apropos
|
|
|
|
|
|
;;
|
|
|
|
|
|
;;
|
|
|
|
|
|
(defvar helm-apropos-history nil)
|
|
|
|
|
|
|
|
|
|
|
|
(defcustom helm-apropos-show-short-doc nil
|
|
|
|
|
|
"Show short docstring of symbols when non nil.
|
|
|
|
|
|
|
|
|
|
|
|
NOTE: When displaying helm-apropos in a frame, i.e. when
|
|
|
|
|
|
`helm-apropos' is member of `helm-commands-using-frame' setting this
|
|
|
|
|
|
to non nil have no effect, you have first to remove `helm-apropos'
|
|
|
|
|
|
from `helm-commands-using-frame'."
|
|
|
|
|
|
:group 'helm-elisp
|
|
|
|
|
|
:type 'boolean)
|
|
|
|
|
|
|
|
|
|
|
|
(defvar helm-apropos-map
|
|
|
|
|
|
(let ((map (make-sparse-keymap)))
|
|
|
|
|
|
(set-keymap-parent map helm-map)
|
|
|
|
|
|
(define-key map (kbd "C-]") #'helm-apropos-toggle-details)
|
|
|
|
|
|
map))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-apropos-init (test default &optional fn)
|
|
|
|
|
|
"Setup `helm-candidate-buffer' for `helm-apropos' sources.
|
|
|
|
|
|
A list of symbols fetched with FN is inserted in
|
|
|
|
|
|
`helm-candidate-buffer', if FN is not provided symbols are fetched
|
|
|
|
|
|
against obarray with predicate TEST. When FN is provided predicate TEST
|
|
|
|
|
|
is only used to test DEFAULT."
|
|
|
|
|
|
(require 'helm-help)
|
|
|
|
|
|
(helm-init-candidates-in-buffer 'global
|
|
|
|
|
|
(let ((default-symbol (and (stringp default)
|
|
|
|
|
|
(intern-soft default)))
|
|
|
|
|
|
(symbols (if fn (funcall fn) (all-completions "" obarray test))))
|
|
|
|
|
|
(if (and default-symbol (funcall test default-symbol))
|
|
|
|
|
|
(cons default-symbol symbols)
|
|
|
|
|
|
symbols))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-apropos-short-doc-transformer (candidates _source)
|
|
|
|
|
|
(if helm-apropos-show-short-doc
|
2024-07-28 16:03:37 +00:00
|
|
|
|
(cl-loop for cand in candidates
|
2023-02-21 18:17:08 +00:00
|
|
|
|
for doc = (helm-get-first-line-documentation (intern-soft cand))
|
|
|
|
|
|
collect (cons (format "%s%s%s"
|
|
|
|
|
|
cand
|
|
|
|
|
|
(if doc
|
2024-07-28 16:03:37 +00:00
|
|
|
|
(helm-make-separator cand)
|
2023-02-21 18:17:08 +00:00
|
|
|
|
"")
|
2024-07-28 16:03:37 +00:00
|
|
|
|
(if doc
|
|
|
|
|
|
(propertize
|
|
|
|
|
|
doc 'face 'helm-M-x-short-doc)
|
|
|
|
|
|
""))
|
2023-02-21 18:17:08 +00:00
|
|
|
|
cand))
|
|
|
|
|
|
candidates))
|
|
|
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|
|
|
|
|
|
(defun helm-apropos-default-sort-fn (candidates _source)
|
|
|
|
|
|
(if (string= helm-pattern "")
|
|
|
|
|
|
candidates
|
|
|
|
|
|
(sort candidates #'helm-generic-sort-fn)))
|
|
|
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|
|
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|
|
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|
|
(defun helm-apropos-clean-history-variable (candidate)
|
|
|
|
|
|
(with-helm-current-buffer ; var is maybe local
|
|
|
|
|
|
(let* ((sym (intern-soft candidate))
|
|
|
|
|
|
(cands (symbol-value sym))
|
|
|
|
|
|
(mkds (and (listp cands)
|
|
|
|
|
|
(helm-comp-read "Delete entry: "
|
|
|
|
|
|
cands :marked-candidates t))))
|
|
|
|
|
|
(cl-assert (listp mkds) nil "Variable value is not a list")
|
|
|
|
|
|
(cl-loop for elm in mkds do
|
|
|
|
|
|
(if (local-variable-p sym)
|
|
|
|
|
|
(set (make-local-variable sym)
|
|
|
|
|
|
(setq cands (delete elm cands)))
|
|
|
|
|
|
(set sym (setq cands (delete elm cands))))))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-apropos-clean-ring (candidate)
|
|
|
|
|
|
(with-helm-current-buffer ; var is maybe local
|
|
|
|
|
|
(let* ((sym (intern-soft candidate))
|
|
|
|
|
|
(val (symbol-value sym))
|
|
|
|
|
|
(cands (and (ring-p val) (ring-elements val)))
|
|
|
|
|
|
(mkds (and cands (helm-comp-read
|
|
|
|
|
|
"Delete entry: "
|
|
|
|
|
|
cands :marked-candidates t))))
|
|
|
|
|
|
(when mkds
|
|
|
|
|
|
(cl-loop for elm in mkds do
|
|
|
|
|
|
(ring-remove
|
|
|
|
|
|
val (helm-position
|
|
|
|
|
|
elm
|
|
|
|
|
|
(ring-elements val)
|
|
|
|
|
|
:test 'equal))
|
|
|
|
|
|
and do (if (local-variable-p sym)
|
|
|
|
|
|
(set (make-local-variable sym) val)
|
|
|
|
|
|
(set sym val)))))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-apropos-action-transformer (actions candidate)
|
|
|
|
|
|
(let* ((sym (helm-symbolify candidate))
|
|
|
|
|
|
(val (with-helm-current-buffer (symbol-value sym))))
|
|
|
|
|
|
(cond ((custom-variable-p sym)
|
|
|
|
|
|
(append
|
|
|
|
|
|
actions
|
|
|
|
|
|
(let ((standard-value (eval (car (get sym 'standard-value)) t)))
|
|
|
|
|
|
(unless (equal standard-value (symbol-value sym))
|
|
|
|
|
|
`(("Reset Variable to default value"
|
|
|
|
|
|
. ,(lambda (candidate)
|
|
|
|
|
|
(let ((sym (helm-symbolify candidate)))
|
|
|
|
|
|
(set sym standard-value)))))))
|
|
|
|
|
|
'(("Customize variable" .
|
|
|
|
|
|
(lambda (candidate)
|
|
|
|
|
|
(customize-option (helm-symbolify candidate)))))))
|
|
|
|
|
|
((and val (with-helm-current-buffer (ring-p (symbol-value sym))))
|
|
|
|
|
|
(append actions
|
|
|
|
|
|
'(("Clean ring" . helm-apropos-clean-ring))))
|
|
|
|
|
|
((and (string-match-p "history" candidate) (listp val))
|
|
|
|
|
|
(append actions
|
|
|
|
|
|
'(("Clean variable" .
|
|
|
|
|
|
helm-apropos-clean-history-variable))))
|
|
|
|
|
|
(t actions))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-def-source--emacs-variables (&optional default)
|
|
|
|
|
|
(helm-build-in-buffer-source "Variables"
|
|
|
|
|
|
:init (lambda ()
|
|
|
|
|
|
(helm-apropos-init
|
2023-08-30 13:03:41 +00:00
|
|
|
|
(lambda (x)
|
|
|
|
|
|
(and (boundp x) (not (keywordp x)) (not (class-p x))))
|
|
|
|
|
|
default))
|
2023-02-21 18:17:08 +00:00
|
|
|
|
:fuzzy-match helm-apropos-fuzzy-match
|
|
|
|
|
|
:filtered-candidate-transformer
|
|
|
|
|
|
(delq nil (list (and (null helm-apropos-fuzzy-match)
|
|
|
|
|
|
'helm-apropos-default-sort-fn)
|
|
|
|
|
|
(and (null (memq 'helm-apropos helm-commands-using-frame))
|
|
|
|
|
|
#'helm-apropos-short-doc-transformer)))
|
|
|
|
|
|
:nomark t
|
|
|
|
|
|
:persistent-action (lambda (candidate)
|
|
|
|
|
|
(helm-elisp--persistent-help
|
|
|
|
|
|
candidate 'helm-describe-variable))
|
|
|
|
|
|
:persistent-help "Toggle describe variable"
|
|
|
|
|
|
:keymap helm-apropos-map
|
|
|
|
|
|
:action '(("Describe variable" . helm-describe-variable)
|
|
|
|
|
|
("Find variable" . helm-find-variable)
|
|
|
|
|
|
("Info lookup" . helm-info-lookup-symbol)
|
|
|
|
|
|
("Set variable" . helm-set-variable))
|
|
|
|
|
|
:action-transformer 'helm-apropos-action-transformer))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-def-source--emacs-faces (&optional default)
|
|
|
|
|
|
"Create `helm' source for faces to be displayed with
|
|
|
|
|
|
`helm-apropos'."
|
|
|
|
|
|
(helm-build-in-buffer-source "Faces"
|
|
|
|
|
|
:init (lambda () (helm-apropos-init 'facep default #'face-list))
|
|
|
|
|
|
:fuzzy-match helm-apropos-fuzzy-match
|
|
|
|
|
|
:filtered-candidate-transformer
|
|
|
|
|
|
(delq nil (list
|
|
|
|
|
|
(and (null helm-apropos-fuzzy-match)
|
|
|
|
|
|
#'helm-apropos-default-sort-fn)
|
|
|
|
|
|
(lambda (candidates _source)
|
|
|
|
|
|
(cl-loop for c in candidates
|
|
|
|
|
|
collect (propertize c 'face (intern c))))
|
|
|
|
|
|
(and (null (memq 'helm-apropos helm-commands-using-frame))
|
|
|
|
|
|
#'helm-apropos-short-doc-transformer)))
|
|
|
|
|
|
:persistent-action (lambda (candidate)
|
|
|
|
|
|
(helm-elisp--persistent-help
|
|
|
|
|
|
candidate 'helm-describe-face))
|
|
|
|
|
|
:persistent-help "Toggle describe face"
|
|
|
|
|
|
:keymap helm-apropos-map
|
|
|
|
|
|
:action '(("Describe face" . helm-describe-face)
|
|
|
|
|
|
("Find face" . helm-find-face-definition)
|
|
|
|
|
|
("Customize face" . (lambda (candidate)
|
|
|
|
|
|
(customize-face (helm-symbolify candidate)))))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-def-source--emacs-commands (&optional default)
|
|
|
|
|
|
(require 'helm-command)
|
|
|
|
|
|
(helm-build-in-buffer-source "Commands"
|
|
|
|
|
|
:init (lambda ()
|
|
|
|
|
|
(helm-apropos-init 'commandp default))
|
|
|
|
|
|
:fuzzy-match helm-apropos-fuzzy-match
|
|
|
|
|
|
:filtered-candidate-transformer
|
|
|
|
|
|
(append (list #'helm-M-x-transformer-no-sort-no-props)
|
|
|
|
|
|
(and (null helm-apropos-fuzzy-match)
|
|
|
|
|
|
'(helm-apropos-default-sort-fn)))
|
|
|
|
|
|
:display-to-real 'helm-symbolify
|
|
|
|
|
|
:nomark t
|
|
|
|
|
|
:persistent-action (lambda (candidate)
|
|
|
|
|
|
(helm-elisp--persistent-help
|
|
|
|
|
|
candidate 'helm-describe-function))
|
|
|
|
|
|
:persistent-help "Toggle describe command"
|
|
|
|
|
|
:keymap helm-apropos-map
|
|
|
|
|
|
:action 'helm-type-function-actions))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-def-source--emacs-functions (&optional default)
|
|
|
|
|
|
(helm-build-in-buffer-source "Functions"
|
|
|
|
|
|
:init (lambda ()
|
|
|
|
|
|
(helm-apropos-init (lambda (x)
|
|
|
|
|
|
(and (fboundp x)
|
|
|
|
|
|
(not (commandp x))
|
|
|
|
|
|
(not (cl-generic-p x))
|
|
|
|
|
|
(not (class-p x))))
|
|
|
|
|
|
default))
|
|
|
|
|
|
:fuzzy-match helm-apropos-fuzzy-match
|
|
|
|
|
|
:filtered-candidate-transformer
|
|
|
|
|
|
(delq nil (list (and (null helm-apropos-fuzzy-match)
|
|
|
|
|
|
'helm-apropos-default-sort-fn)
|
|
|
|
|
|
(and (null (memq 'helm-apropos helm-commands-using-frame))
|
|
|
|
|
|
#'helm-apropos-short-doc-transformer)))
|
|
|
|
|
|
:display-to-real 'helm-symbolify
|
|
|
|
|
|
:persistent-action (lambda (candidate)
|
|
|
|
|
|
(helm-elisp--persistent-help
|
|
|
|
|
|
candidate 'helm-describe-function))
|
|
|
|
|
|
:persistent-help "Toggle describe function"
|
|
|
|
|
|
:keymap helm-apropos-map
|
|
|
|
|
|
:nomark t
|
|
|
|
|
|
:action 'helm-type-function-actions))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-def-source--eieio-classes (&optional default)
|
|
|
|
|
|
(helm-build-in-buffer-source "Classes"
|
|
|
|
|
|
:init (lambda ()
|
|
|
|
|
|
(helm-apropos-init (lambda (x)
|
|
|
|
|
|
(class-p x))
|
|
|
|
|
|
default))
|
|
|
|
|
|
:fuzzy-match helm-apropos-fuzzy-match
|
|
|
|
|
|
:filtered-candidate-transformer
|
|
|
|
|
|
(delq nil (list (and (null helm-apropos-fuzzy-match)
|
|
|
|
|
|
'helm-apropos-default-sort-fn)
|
|
|
|
|
|
(and (null (memq 'helm-apropos helm-commands-using-frame))
|
|
|
|
|
|
#'helm-apropos-short-doc-transformer)))
|
|
|
|
|
|
:nomark t
|
|
|
|
|
|
:persistent-action (lambda (candidate)
|
|
|
|
|
|
(helm-elisp--persistent-help
|
|
|
|
|
|
candidate 'helm-describe-class))
|
|
|
|
|
|
:persistent-help "Toggle describe class"
|
|
|
|
|
|
:keymap helm-apropos-map
|
|
|
|
|
|
:action '(("Describe Class" . helm-describe-class)
|
2023-08-10 14:03:04 +00:00
|
|
|
|
("Find Class (C-u for source)" . helm-find-function)
|
2023-02-21 18:17:08 +00:00
|
|
|
|
("Info lookup" . helm-info-lookup-symbol))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-def-source--eieio-generic (&optional default)
|
|
|
|
|
|
(helm-build-in-buffer-source "Generic functions"
|
|
|
|
|
|
:init (lambda ()
|
|
|
|
|
|
(helm-apropos-init (lambda (x)
|
|
|
|
|
|
(cl-generic-p x))
|
|
|
|
|
|
default))
|
|
|
|
|
|
:fuzzy-match helm-apropos-fuzzy-match
|
|
|
|
|
|
:filtered-candidate-transformer
|
|
|
|
|
|
(delq nil (list (and (null helm-apropos-fuzzy-match)
|
|
|
|
|
|
'helm-apropos-default-sort-fn)
|
|
|
|
|
|
(and (null (memq 'helm-apropos helm-commands-using-frame))
|
|
|
|
|
|
#'helm-apropos-short-doc-transformer)))
|
|
|
|
|
|
:nomark t
|
|
|
|
|
|
:persistent-action (lambda (candidate)
|
|
|
|
|
|
(helm-elisp--persistent-help
|
|
|
|
|
|
candidate 'helm-describe-function))
|
|
|
|
|
|
:persistent-help "Toggle describe generic function"
|
|
|
|
|
|
:keymap helm-apropos-map
|
|
|
|
|
|
:action '(("Describe function" . helm-describe-function)
|
2023-08-10 14:03:04 +00:00
|
|
|
|
("Find function (C-u for source)" . helm-find-function)
|
2023-02-21 18:17:08 +00:00
|
|
|
|
("Info lookup" . helm-info-lookup-symbol))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-info-lookup-fallback-source (candidate)
|
2024-07-28 16:03:37 +00:00
|
|
|
|
(cl-multiple-value-bind (fn src-name)
|
|
|
|
|
|
(helm-acase (helm-symbolify candidate)
|
|
|
|
|
|
((guard (class-p it))
|
|
|
|
|
|
(list #'helm-describe-function
|
|
|
|
|
|
"Describe class"))
|
|
|
|
|
|
((guard (cl-generic-p it))
|
|
|
|
|
|
(list #'helm-describe-function
|
|
|
|
|
|
"Describe generic function"))
|
|
|
|
|
|
((guard (fboundp it))
|
|
|
|
|
|
(list #'helm-describe-function
|
|
|
|
|
|
"Describe function"))
|
|
|
|
|
|
((guard (facep it))
|
|
|
|
|
|
(list #'helm-describe-face
|
|
|
|
|
|
"Describe face"))
|
|
|
|
|
|
(t
|
|
|
|
|
|
(list #'helm-describe-variable
|
|
|
|
|
|
"Describe variable")))
|
2023-02-21 18:17:08 +00:00
|
|
|
|
(helm-build-sync-source src-name
|
|
|
|
|
|
:candidates (list candidate)
|
|
|
|
|
|
:persistent-action (lambda (candidate)
|
|
|
|
|
|
(helm-elisp--persistent-help
|
|
|
|
|
|
candidate fn))
|
|
|
|
|
|
:persistent-help src-name
|
|
|
|
|
|
:nomark t
|
|
|
|
|
|
:action fn)))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-info-lookup-symbol-1 (c)
|
|
|
|
|
|
(let ((helm-execute-action-at-once-if-one 'current-source))
|
|
|
|
|
|
(helm :sources (append helm-apropos-defaut-info-lookup-sources
|
|
|
|
|
|
(list (helm-info-lookup-fallback-source c)))
|
|
|
|
|
|
:resume 'noresume
|
|
|
|
|
|
:buffer "*helm lookup*"
|
|
|
|
|
|
:input (helm-stringify c))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-info-lookup-symbol (candidate)
|
|
|
|
|
|
;; ???:Running an idle-timer allows not catching RET when exiting
|
|
|
|
|
|
;; with the fallback source.
|
|
|
|
|
|
;; (run-with-idle-timer 0.01 nil #'helm-info-lookup-symbol-1 candidate)
|
|
|
|
|
|
(helm-info-lookup-symbol-1 candidate))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-apropos-toggle-details ()
|
|
|
|
|
|
"Toggle details in `helm-apropos'."
|
|
|
|
|
|
(interactive)
|
|
|
|
|
|
(with-helm-buffer
|
|
|
|
|
|
(unless (memq 'helm-apropos helm-commands-using-frame)
|
|
|
|
|
|
(setq helm-M-x-show-short-doc (not helm-M-x-show-short-doc)
|
|
|
|
|
|
helm-apropos-show-short-doc (not helm-apropos-show-short-doc))
|
|
|
|
|
|
(helm-force-update (concat "^" (helm-stringify (helm-get-selection)))
|
|
|
|
|
|
(helm-get-current-source)))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-apropos-get-default ()
|
|
|
|
|
|
(with-syntax-table emacs-lisp-mode-syntax-table
|
2024-07-28 16:03:37 +00:00
|
|
|
|
(symbol-name (intern-soft
|
|
|
|
|
|
(helm-aand (thing-at-point 'symbol t)
|
|
|
|
|
|
(replace-regexp-in-string "\\`[~=]" "" it)
|
|
|
|
|
|
(replace-regexp-in-string "[~=]\\'" "" it))))))
|
2023-02-21 18:17:08 +00:00
|
|
|
|
|
|
|
|
|
|
;;;###autoload
|
|
|
|
|
|
(defun helm-apropos (default)
|
|
|
|
|
|
"Preconfigured Helm to describe commands, functions, variables and faces.
|
|
|
|
|
|
In non interactives calls DEFAULT argument should be provided as
|
|
|
|
|
|
a string, i.e. the `symbol-name' of any existing symbol."
|
|
|
|
|
|
(interactive (list (helm-apropos-get-default)))
|
|
|
|
|
|
(let ((helm-M-x-show-short-doc
|
|
|
|
|
|
(and helm-apropos-show-short-doc
|
|
|
|
|
|
(null (memq 'helm-apropos helm-commands-using-frame)))))
|
|
|
|
|
|
(helm :sources
|
|
|
|
|
|
(mapcar (lambda (func)
|
|
|
|
|
|
(funcall func default))
|
|
|
|
|
|
helm-apropos-function-list)
|
|
|
|
|
|
:history 'helm-apropos-history
|
|
|
|
|
|
:buffer "*helm apropos*"
|
|
|
|
|
|
:preselect (and default (concat "^\\_<" (regexp-quote default) "\\_>"))
|
|
|
|
|
|
:truncate-lines t)))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;;; Advices
|
|
|
|
|
|
;;
|
|
|
|
|
|
;;
|
|
|
|
|
|
(defvar ad-advised-functions)
|
|
|
|
|
|
(defvar ad-advice-classes)
|
|
|
|
|
|
(declare-function ad-make-single-advice-docstring "advice")
|
|
|
|
|
|
(declare-function ad-get-advice-info-field "advice")
|
|
|
|
|
|
(declare-function ad-advice-set-enabled "advice")
|
|
|
|
|
|
(declare-function ad-advice-set-enabled "advice")
|
|
|
|
|
|
(declare-function ad-advice-enabled "advice")
|
|
|
|
|
|
|
|
|
|
|
|
(defvar helm-source-advice
|
|
|
|
|
|
(helm-build-sync-source "Function Advice"
|
|
|
|
|
|
:init (lambda () (require 'advice))
|
|
|
|
|
|
:candidates 'helm-advice-candidates
|
|
|
|
|
|
:action (helm-make-actions "Toggle Enable/Disable" 'helm-advice-toggle)
|
|
|
|
|
|
:persistent-action 'helm-advice-persistent-action
|
|
|
|
|
|
:nomark t
|
|
|
|
|
|
:multiline t
|
|
|
|
|
|
:persistent-help "Toggle describe function / C-u C-j: Toggle advice"))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-advice-candidates ()
|
2024-07-28 16:03:37 +00:00
|
|
|
|
(cl-loop for fname in ad-advised-functions
|
|
|
|
|
|
for function = (intern fname)
|
|
|
|
|
|
append
|
|
|
|
|
|
(cl-loop for class in ad-advice-classes append
|
|
|
|
|
|
(cl-loop for advice in (ad-get-advice-info-field function class)
|
|
|
|
|
|
for enabled = (ad-advice-enabled advice)
|
|
|
|
|
|
collect
|
|
|
|
|
|
(cons (format
|
|
|
|
|
|
"%s %s %s"
|
|
|
|
|
|
(if enabled "Enabled " "Disabled")
|
|
|
|
|
|
(propertize fname 'face 'font-lock-function-name-face)
|
|
|
|
|
|
(ad-make-single-advice-docstring advice class nil))
|
|
|
|
|
|
(list function class advice))))))
|
2023-02-21 18:17:08 +00:00
|
|
|
|
|
|
|
|
|
|
(defun helm-advice-persistent-action (func-class-advice)
|
|
|
|
|
|
(if current-prefix-arg
|
|
|
|
|
|
(helm-advice-toggle func-class-advice)
|
|
|
|
|
|
(describe-function (car func-class-advice))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-advice-toggle (func-class-advice)
|
|
|
|
|
|
(cl-destructuring-bind (function _class advice) func-class-advice
|
|
|
|
|
|
(cond ((ad-advice-enabled advice)
|
|
|
|
|
|
(ad-advice-set-enabled advice nil)
|
|
|
|
|
|
(message "Disabled"))
|
|
|
|
|
|
(t
|
|
|
|
|
|
(ad-advice-set-enabled advice t)
|
|
|
|
|
|
(message "Enabled")))
|
|
|
|
|
|
(ad-activate function)
|
|
|
|
|
|
(and helm-in-persistent-action
|
|
|
|
|
|
(helm-advice-update-current-display-string))))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-advice-update-current-display-string ()
|
|
|
|
|
|
(helm-edit-current-selection
|
|
|
|
|
|
(let ((newword (cond ((looking-at "Disabled") "Enabled")
|
|
|
|
|
|
((looking-at "Enabled") "Disabled"))))
|
|
|
|
|
|
(when newword
|
|
|
|
|
|
(delete-region (point) (progn (forward-word 1) (point)))
|
|
|
|
|
|
(insert newword)))))
|
|
|
|
|
|
|
|
|
|
|
|
;;;###autoload
|
|
|
|
|
|
(defun helm-manage-advice ()
|
|
|
|
|
|
"Preconfigured `helm' to disable/enable function advices."
|
|
|
|
|
|
(interactive)
|
|
|
|
|
|
(helm-other-buffer 'helm-source-advice "*helm advice*"))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
;;; Locate elisp library
|
|
|
|
|
|
;;
|
|
|
|
|
|
;;
|
2024-07-28 16:03:37 +00:00
|
|
|
|
(defvar helm--locate-library-cache nil)
|
|
|
|
|
|
(defvar helm--locate-library-doc-cache (make-hash-table :test 'equal))
|
2023-02-21 18:17:08 +00:00
|
|
|
|
(defun helm-locate-library-scan-list ()
|
|
|
|
|
|
(cl-loop for dir in load-path
|
|
|
|
|
|
when (file-directory-p dir)
|
2024-07-28 16:03:37 +00:00
|
|
|
|
nconc (directory-files
|
|
|
|
|
|
dir nil (concat (regexp-opt (find-library-suffixes)) "\\'"))))
|
2023-02-21 18:17:08 +00:00
|
|
|
|
|
|
|
|
|
|
;;;###autoload
|
2024-07-28 16:03:37 +00:00
|
|
|
|
(defun helm-locate-library (&optional arg)
|
|
|
|
|
|
"Preconfigured helm to locate elisp libraries.
|
|
|
|
|
|
|
|
|
|
|
|
When `completions-detailed' or `helm-completions-detailed' is non
|
|
|
|
|
|
nil, a description of libraries is provided. The libraries are
|
|
|
|
|
|
partially cached in the variables
|
|
|
|
|
|
`helm--locate-library-doc-cache' and
|
|
|
|
|
|
`helm--locate-library-cache'. TIP: You can make these vars
|
|
|
|
|
|
persistent for faster start with the psession package, using M-x
|
|
|
|
|
|
psession-make-persistent-variable. NOTE: The caches affect as
|
|
|
|
|
|
well `find-libray' and `locate-library' when `helm-mode' is
|
|
|
|
|
|
enabled and `completions-detailed' is non nil. There is no need
|
|
|
|
|
|
to refresh the caches, they will be updated automatically if some
|
|
|
|
|
|
new libraries are found, however when a library update its
|
|
|
|
|
|
headers and the description change you can reset the caches with
|
|
|
|
|
|
a prefix arg."
|
|
|
|
|
|
(interactive "P")
|
|
|
|
|
|
(let (done)
|
|
|
|
|
|
(when arg
|
|
|
|
|
|
(setq helm--locate-library-cache nil)
|
|
|
|
|
|
(clrhash helm--locate-library-doc-cache))
|
|
|
|
|
|
(helm :sources
|
|
|
|
|
|
(helm-build-in-buffer-source "Elisp libraries (Scan)"
|
|
|
|
|
|
:data #'helm-locate-library-scan-list
|
|
|
|
|
|
:fuzzy-match helm-locate-library-fuzzy-match
|
|
|
|
|
|
:keymap helm-generic-files-map
|
|
|
|
|
|
:candidate-transformer
|
|
|
|
|
|
(lambda (candidates)
|
|
|
|
|
|
(cl-loop with reporter = (unless done
|
|
|
|
|
|
(make-progress-reporter
|
|
|
|
|
|
"Scanning libraries..." 0 (length candidates)))
|
|
|
|
|
|
with lgst = (helm-in-buffer-get-longest-candidate)
|
|
|
|
|
|
for c in candidates
|
|
|
|
|
|
for count from 0
|
|
|
|
|
|
for bn = (helm-basename c 2)
|
|
|
|
|
|
for sep = (helm-make-separator bn lgst)
|
|
|
|
|
|
for path = (or (assoc-default bn helm--locate-library-cache)
|
|
|
|
|
|
;; A lock file in LOAD-PATH (bug#2626).
|
|
|
|
|
|
(unless (string-match "\\`\\.#" bn)
|
|
|
|
|
|
(let ((p (find-library-name bn)))
|
|
|
|
|
|
(push (cons bn p) helm--locate-library-cache)
|
|
|
|
|
|
p)))
|
|
|
|
|
|
for doc = (and path
|
|
|
|
|
|
(or completions-detailed helm-completions-detailed)
|
|
|
|
|
|
(or (gethash bn helm--locate-library-doc-cache)
|
|
|
|
|
|
(puthash bn (helm-locate-lib-get-summary path)
|
|
|
|
|
|
helm--locate-library-doc-cache)))
|
|
|
|
|
|
for disp = (and path
|
|
|
|
|
|
(if (and doc
|
|
|
|
|
|
(or completions-detailed helm-completions-detailed))
|
|
|
|
|
|
(helm-aand (propertize doc 'face 'font-lock-warning-face)
|
|
|
|
|
|
(propertize " " 'display (concat sep it))
|
|
|
|
|
|
(concat bn it))
|
|
|
|
|
|
bn))
|
|
|
|
|
|
when (and disp path)
|
|
|
|
|
|
collect (cons disp path)
|
|
|
|
|
|
when reporter do (progress-reporter-update reporter count)
|
|
|
|
|
|
finally do (setq done t)))
|
|
|
|
|
|
:action (helm-actions-from-type-file))
|
|
|
|
|
|
:buffer "*helm locate library*")))
|
|
|
|
|
|
|
2023-08-10 14:03:04 +00:00
|
|
|
|
|
|
|
|
|
|
;;; Modify variables from Helm
|
|
|
|
|
|
;;
|
|
|
|
|
|
;;
|
2023-02-21 18:17:08 +00:00
|
|
|
|
(defun helm-set-variable (var)
|
|
|
|
|
|
"Set VAR value interactively."
|
2023-08-10 14:03:04 +00:00
|
|
|
|
(let* ((sym (helm-symbolify var))
|
|
|
|
|
|
(val (default-value sym))
|
|
|
|
|
|
(strv (prin1-to-string val)))
|
|
|
|
|
|
(if (> (length strv) 25)
|
|
|
|
|
|
(helm-edit-variable var)
|
|
|
|
|
|
(set-default sym (eval-minibuffer
|
|
|
|
|
|
(format "Set `%s': " var)
|
|
|
|
|
|
(if (or (arrayp val)
|
|
|
|
|
|
(memq val '(nil t))
|
|
|
|
|
|
(numberp val))
|
|
|
|
|
|
strv
|
|
|
|
|
|
(format "'%s" strv)))))))
|
|
|
|
|
|
|
|
|
|
|
|
(defvar helm-edit-variable-mode-map
|
|
|
|
|
|
(let ((map (make-sparse-keymap)))
|
|
|
|
|
|
(define-key map (kbd "C-c C-c") 'helm-set-variable-from-pp-buffer)
|
|
|
|
|
|
(define-key map (kbd "C-c C-k") 'helm-edit-variable-quit)
|
|
|
|
|
|
(define-key map (kbd "C-c =") 'helm-edit-variable-toggle-diff)
|
|
|
|
|
|
map))
|
|
|
|
|
|
|
|
|
|
|
|
(define-derived-mode helm-edit-variable-mode
|
|
|
|
|
|
emacs-lisp-mode "helm-edit-variable"
|
|
|
|
|
|
"A mode to edit variables values.
|
|
|
|
|
|
|
|
|
|
|
|
Special commands:
|
|
|
|
|
|
\\{helm-edit-variable-mode-map}")
|
|
|
|
|
|
|
|
|
|
|
|
(defvar helm-pretty-print-temp-file-name
|
|
|
|
|
|
(expand-file-name "helm-edit-variable.el" temporary-file-directory))
|
|
|
|
|
|
(defvar helm-pretty-print-buffer-name "*pretty print output*")
|
|
|
|
|
|
(defvar helm-pretty-print-current-symbol nil)
|
|
|
|
|
|
(defun helm-edit-variable (var)
|
|
|
|
|
|
(let* ((sym (intern-soft var))
|
|
|
|
|
|
(val (symbol-value sym))
|
|
|
|
|
|
(pp (pp-to-string val))
|
|
|
|
|
|
start)
|
|
|
|
|
|
(with-current-buffer (get-buffer-create helm-pretty-print-buffer-name)
|
|
|
|
|
|
(erase-buffer)
|
|
|
|
|
|
(helm-edit-variable-mode)
|
|
|
|
|
|
(setq start (point))
|
|
|
|
|
|
;; Any number of lines starting with ";;;" + one empty line.
|
|
|
|
|
|
(insert (format ";;; Edit variable `%s' and hit C-c C-c when done\n" sym)
|
|
|
|
|
|
";;; Abort with C-c C-k\n\n")
|
|
|
|
|
|
(add-text-properties start (1- (point)) '(read-only t))
|
|
|
|
|
|
(add-text-properties (1- (point)) (point) '(read-only t rear-nonsticky t))
|
|
|
|
|
|
(set (make-local-variable 'helm-pretty-print-current-symbol) sym)
|
|
|
|
|
|
(add-hook 'kill-buffer-hook
|
|
|
|
|
|
(lambda ()
|
|
|
|
|
|
(when (file-exists-p helm-pretty-print-temp-file-name)
|
|
|
|
|
|
(delete-file helm-pretty-print-temp-file-name)))
|
|
|
|
|
|
nil t)
|
|
|
|
|
|
(save-excursion (insert pp))
|
|
|
|
|
|
(write-region
|
|
|
|
|
|
(point-min) (point-max) helm-pretty-print-temp-file-name nil 1)
|
|
|
|
|
|
(setq buffer-file-name helm-pretty-print-temp-file-name))
|
|
|
|
|
|
(display-buffer helm-pretty-print-buffer-name)))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-edit-variable-toggle-diff ()
|
|
|
|
|
|
"Show diff in edit variable buffer."
|
|
|
|
|
|
(interactive)
|
|
|
|
|
|
(if (get-buffer-window "*Diff*" 'visible)
|
|
|
|
|
|
(kill-buffer "*Diff*")
|
|
|
|
|
|
(diff-buffer-with-file)))
|
|
|
|
|
|
|
|
|
|
|
|
(defun helm-set-variable-from-pp-buffer ()
|
|
|
|
|
|
"Set variable associated with buffer to buffer contents.
|
|
|
|
|
|
|
|
|
|
|
|
The associated variable is the local variable
|
|
|
|
|
|
`helm-pretty-print-current-symbol'."
|
|
|
|
|
|
(interactive)
|
|
|
|
|
|
(with-current-buffer helm-pretty-print-buffer-name
|
|
|
|
|
|
(goto-char (point-min))
|
|
|
|
|
|
(when (re-search-forward "^$" nil t)
|
|
|
|
|
|
(forward-line 1))
|
|
|
|
|
|
(let ((val (symbol-value helm-pretty-print-current-symbol)))
|
|
|
|
|
|
(save-excursion
|
|
|
|
|
|
(if (or (arrayp val)
|
|
|
|
|
|
(memq val '(nil t))
|
|
|
|
|
|
(numberp val)
|
|
|
|
|
|
(looking-at "[`']"))
|
|
|
|
|
|
(set-default helm-pretty-print-current-symbol
|
|
|
|
|
|
(read (current-buffer)))
|
|
|
|
|
|
(set-default helm-pretty-print-current-symbol
|
|
|
|
|
|
`(,@(read (current-buffer))))))
|
|
|
|
|
|
(if (equal val (symbol-value helm-pretty-print-current-symbol))
|
|
|
|
|
|
(message "No changes done")
|
|
|
|
|
|
(message "`%s' value modified" helm-pretty-print-current-symbol))
|
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(helm-edit-variable-quit))))
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(defun helm-edit-variable-quit ()
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"Quit edit variable buffer."
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(interactive)
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(set-buffer-modified-p nil)
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(quit-window t)
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(helm-aif (get-buffer-window "*Diff*" 'visible)
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(quit-window t it)))
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2023-02-21 18:17:08 +00:00
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;;; Elisp Timers.
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;;
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;;
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(defclass helm-absolute-time-timers-class (helm-source-sync helm-type-timers)
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((candidates :initform 'timer-list)
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(allow-dups :initform t)
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(candidate-transformer
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:initform
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(lambda (candidates)
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(cl-loop for timer in candidates
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collect (cons (helm-elisp--format-timer timer) timer))))))
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(defvar helm-source-absolute-time-timers
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(helm-make-source "Absolute Time Timers" 'helm-absolute-time-timers-class))
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(defclass helm-idle-time-timers-class (helm-source-sync helm-type-timers)
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((candidates :initform 'timer-idle-list)
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(allow-dups :initform t)
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(candidate-transformer
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:initform
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(lambda (candidates)
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(cl-loop for timer in candidates
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collect (cons (helm-elisp--format-timer timer) timer))))))
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(defvar helm-source-idle-time-timers
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(helm-make-source "Idle Time Timers" 'helm-idle-time-timers-class))
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(defun helm-elisp--format-timer (timer)
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(format "%s repeat=%s %s(%s)"
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(let ((time (timer--time timer)))
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(if (timer--idle-delay timer)
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(format "idle-for=[%s]"
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(format-seconds "%dd %hh %mmin %z%,3ss"
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(time-to-seconds time)))
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(format-time-string "%m/%d %T" time)))
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(or (timer--repeat-delay timer) "nil")
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(mapconcat #'identity (split-string
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(prin1-to-string (timer--function timer))
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"\n")
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" ")
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(mapconcat #'prin1-to-string (timer--args timer) " ")))
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;;;###autoload
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(defun helm-timers ()
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"Preconfigured `helm' for timers."
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(interactive)
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(helm :sources '(helm-source-absolute-time-timers
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helm-source-idle-time-timers)
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:buffer "*helm timers*"))
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;;; Complex command history
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;;
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;;
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(defvar helm-sexp--last-sexp nil)
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;; This wont work compiled.
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(defun helm-sexp-eval-1 ()
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(interactive)
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(unwind-protect
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(progn
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;; Trick called-interactively-p into thinking that `cand' is
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;; an interactive call, See `repeat-complex-command'.
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(add-hook 'called-interactively-p-functions
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#'helm-complex-command-history--called-interactively-skip)
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(eval (read helm-sexp--last-sexp) t))
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(remove-hook 'called-interactively-p-functions
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#'helm-complex-command-history--called-interactively-skip)))
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(defun helm-complex-command-history--called-interactively-skip (i _frame1 frame2)
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(and (eq 'eval (cadr frame2))
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(eq 'helm-sexp-eval-1
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(cadr (backtrace-frame (+ i 2) #'called-interactively-p)))
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1))
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(defun helm-sexp-eval (_candidate)
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(call-interactively #'helm-sexp-eval-1))
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(defvar helm-source-complex-command-history
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(helm-build-sync-source "Complex Command History"
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:candidates (lambda ()
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;; Use cdr to avoid adding
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;; `helm-complex-command-history' here.
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(cl-loop for i in command-history
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unless (equal i '(helm-complex-command-history))
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collect (prin1-to-string i)))
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:action (helm-make-actions
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"Eval" (lambda (candidate)
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(and (boundp 'helm-sexp--last-sexp)
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(setq helm-sexp--last-sexp candidate))
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(let ((command (read candidate)))
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(unless (equal command (car command-history))
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(setq command-history (cons command command-history))))
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(run-with-timer 0.1 nil #'helm-sexp-eval candidate))
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"Edit and eval" (lambda (candidate)
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(edit-and-eval-command "Eval: " (read candidate))))
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:persistent-action #'helm-sexp-eval
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:multiline t))
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;;;###autoload
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(defun helm-complex-command-history ()
|
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|
|
"Preconfigured `helm' for complex command history."
|
|
|
|
|
|
(interactive)
|
|
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|
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(helm :sources 'helm-source-complex-command-history
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:buffer "*helm complex commands*"))
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(provide 'helm-elisp)
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;;; helm-elisp.el ends here
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