mirror of
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6757f8e67d
* lisp/org/ob-core.el: * lisp/org/ob-exp.el: * lisp/org/ob-lob.el: * lisp/org/ob-plantuml.el (org-babel-execute:plantuml): * lisp/org/ob-python.el (org-babel-python--command) (org-babel-python-initiate-session-by-key) (org-babel-python-initiate-session): * lisp/org/ob-scheme.el (org-babel-scheme-make-session-name): * lisp/org/ob-tangle.el (org-babel-find-file-noselect-refresh) (org-babel-interpret-file-mode): * lisp/org/ob.el: * lisp/org/org-agenda.el (org-agenda-mouse-1-follows-link) (org-agenda-start-with-archives-mode) (org-agenda-previous-line): * lisp/org/org-clock.el (org-clock-save, org-clock-load): * lisp/org/org-element-ast.el (org-element-type-p): * lisp/org/org-faces.el (org-cycle-level-faces): * lisp/org/org-fold-core.el (org-fold-core--isearch-overlays): * lisp/org/org-fold.el (org-fold--extend-changed-region): * lisp/org/org-goto.el: * lisp/org/org-habit.el (org-habit-show-all-today): * lisp/org/org-inlinetask.el (org-inlinetask-in-task-p): * lisp/org/org-macs.el (org-current-text-column): * lisp/org/org-mobile.el (org-mobile-check-setup): * lisp/org/org-mouse.el (org-mouse-bolp): * lisp/org/org-refile.el (org-refile): * lisp/org/org-src.el (org-src-do-key-sequence-at-code-block): * lisp/org/org-table.el (orgtbl-after-send-table-hook) (orgtbl-self-insert-command, orgtbl-to-orgtbl): * lisp/org/org.el (org-read-date-popup-calendar, org-finish-function) (org-occur-parameters, org-self-insert-command, org-ctrl-c-ctrl-c-hook) (org-ctrl-c-ctrl-c-final-hook, org-submit-bug-report) (org--single-lines-list-is-paragraph): * lisp/org/ox-icalendar.el (org-icalendar--vtodo): * lisp/org/ox-latex.el (org-latex-generate-engraved-preamble): (org-latex-src--engrave-code): * lisp/org/ox-publish.el (org-publish-project-alist): * lisp/org/ox.el (org-export-data): Various checkdoc fixes.
737 lines
30 KiB
EmacsLisp
737 lines
30 KiB
EmacsLisp
;;; ob-tangle.el --- Extract Source Code From Org Files -*- lexical-binding: t; -*-
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;; Copyright (C) 2009-2024 Free Software Foundation, Inc.
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;; Author: Eric Schulte
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;; Keywords: literate programming, reproducible research
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;; URL: https://orgmode.org
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;; This file is part of GNU Emacs.
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;; GNU Emacs 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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;; GNU Emacs 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 GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;; Extract the code from source blocks out into raw source-code files.
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;;; Code:
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(require 'org-macs)
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(org-assert-version)
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(require 'cl-lib)
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(require 'org-src)
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(require 'org-macs)
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(require 'ol)
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(declare-function make-directory "files" (dir &optional parents))
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(declare-function org-at-heading-p "org" (&optional ignored))
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(declare-function org-babel-update-block-body "ob-core" (new-body))
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(declare-function org-back-to-heading "org" (&optional invisible-ok))
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(declare-function org-before-first-heading-p "org" ())
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(declare-function org-element-lineage "org-element-ast" (datum &optional types with-self))
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(declare-function org-element-property "org-element-ast" (property node))
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(declare-function org-element-begin "org-element" (node))
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(declare-function org-element-at-point "org-element" (&optional pom cached-only))
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(declare-function org-element-type-p "org-element-ast" (node types))
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(declare-function org-heading-components "org" ())
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(declare-function org-in-commented-heading-p "org" (&optional no-inheritance))
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(declare-function org-in-archived-heading-p "org" (&optional no-inheritance))
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(declare-function outline-previous-heading "outline" ())
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(defvar org-id-link-to-org-use-id) ; Dynamically scoped
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(defgroup org-babel-tangle nil
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"Options for extracting source code from code blocks."
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:tag "Org Babel Tangle"
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:group 'org-babel)
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(defcustom org-babel-tangle-lang-exts
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'(("emacs-lisp" . "el")
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("elisp" . "el"))
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"Alist mapping languages to their file extensions.
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The key is the language name, the value is the string that should
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be inserted as the extension commonly used to identify files
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written in this language. If no entry is found in this list,
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then the name of the language is used."
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:group 'org-babel-tangle
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:version "24.1"
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:type '(repeat
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(cons
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(string "Language name")
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(string "File Extension"))))
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(defcustom org-babel-tangle-use-relative-file-links t
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"Use relative path names in links from tangled source back the Org file."
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:group 'org-babel-tangle
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:type 'boolean)
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(defcustom org-babel-post-tangle-hook nil
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"Hook run in code files tangled by `org-babel-tangle'."
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:group 'org-babel-tangle
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:version "24.1"
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:type 'hook)
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(defcustom org-babel-pre-tangle-hook '(save-buffer)
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"Hook run at the beginning of `org-babel-tangle' in the original buffer."
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:group 'org-babel-tangle
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:version "24.1"
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:type 'hook)
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(defcustom org-babel-tangle-body-hook nil
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"Hook run over the contents of each code block body."
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:group 'org-babel-tangle
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:version "24.1"
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:type 'hook)
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(defcustom org-babel-tangle-finished-hook nil
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"Hook run at the very end of `org-babel-tangle' in the original buffer.
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In this way, it is the counterpart to `org-babel-pre-tangle-hook'."
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:group 'org-babel-tangle
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:package-version '(Org . "9.6")
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:type 'hook)
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(defcustom org-babel-tangle-comment-format-beg "[[%link][%source-name]]"
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"Format of inserted comments in tangled code files.
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The following format strings can be used to insert special
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information into the output using `org-fill-template'.
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%start-line --- the line number at the start of the code block
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%file --------- the file from which the code block was tangled
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%link --------- Org style link to the code block
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%source-name -- name of the code block
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Upon insertion the formatted comment will be commented out, and
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followed by a newline. To inhibit this post-insertion processing
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set the `org-babel-tangle-uncomment-comments' variable to a
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non-nil value.
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Whether or not comments are inserted during tangling is
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controlled by the :comments header argument."
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:group 'org-babel-tangle
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:version "24.1"
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:type 'string)
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(defcustom org-babel-tangle-comment-format-end "%source-name ends here"
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"Format of inserted comments in tangled code files.
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The following format strings can be used to insert special
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information into the output using `org-fill-template'.
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%start-line --- the line number at the start of the code block
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%file --------- the file from which the code block was tangled
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%link --------- Org style link to the code block
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%source-name -- name of the code block
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Upon insertion the formatted comment will be commented out, and
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followed by a newline. To inhibit this post-insertion processing
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set the `org-babel-tangle-uncomment-comments' variable to a
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non-nil value.
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Whether or not comments are inserted during tangling is
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controlled by the :comments header argument."
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:group 'org-babel-tangle
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:version "24.1"
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:type 'string)
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(defcustom org-babel-tangle-uncomment-comments nil
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"Inhibits automatic commenting and addition of trailing newline
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of tangle comments. Use `org-babel-tangle-comment-format-beg'
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and `org-babel-tangle-comment-format-end' to customize the format
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of tangled comments."
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:group 'org-babel-tangle
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:type 'boolean)
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(defcustom org-babel-process-comment-text 'org-remove-indentation
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"Function called to process raw Org text collected to be
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inserted as comments in tangled source-code files. The function
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should take a single string argument and return a string
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result. The default value is `org-remove-indentation'."
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:group 'org-babel-tangle
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:version "24.1"
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:type 'function)
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(defcustom org-babel-tangle-default-file-mode #o644
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"The default mode used for tangled files, as an integer.
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The default value 420 correspands to the octal #o644, which is
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read-write permissions for the user, read-only for everyone else."
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:group 'org-babel-tangle
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:package-version '(Org . "9.6")
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:type 'integer)
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(defcustom org-babel-tangle-remove-file-before-write 'auto
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"How to overwrite the existing tangle target.
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When set to nil, `org-babel-tangle' will replace contents of an existing
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tangle target (and fail when tangle target is read-only).
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When set to t, the tangle target (including read-only) will be deleted
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first and a new file, possibly with different ownership and
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permissions, will be created.
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When set to symbol `auto', overwrite read-only tangle targets and
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replace contents otherwise."
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:group 'org-babel-tangle
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:package-version '(Org . "9.7")
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:type '(choice
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(const :tag "Replace contents, but keep the same file" nil)
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(const :tag "Re-create file" t)
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(const :tag "Re-create when read-only" auto))
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:safe t)
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(defun org-babel-find-file-noselect-refresh (file)
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"Find file ensuring that the latest changes on disk are represented in the file."
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(find-file-noselect file 'nowarn)
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(with-current-buffer (get-file-buffer file)
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(revert-buffer t t t)))
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(defmacro org-babel-with-temp-filebuffer (file &rest body)
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"Open FILE into a temporary buffer execute BODY there like
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`progn', then kill the FILE buffer returning the result of
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evaluating BODY."
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(declare (indent 1) (debug t))
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(let ((temp-path (make-symbol "temp-path"))
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(temp-result (make-symbol "temp-result"))
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(temp-file (make-symbol "temp-file"))
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(visited-p (make-symbol "visited-p")))
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`(let* ((,temp-path ,file)
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(,visited-p (get-file-buffer ,temp-path))
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,temp-result ,temp-file)
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(org-babel-find-file-noselect-refresh ,temp-path)
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(setf ,temp-file (get-file-buffer ,temp-path))
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(with-current-buffer ,temp-file
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(setf ,temp-result (progn ,@body)))
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(unless ,visited-p (kill-buffer ,temp-file))
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,temp-result)))
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;;;###autoload
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(defun org-babel-tangle-file (file &optional target-file lang-re)
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"Extract the bodies of source code blocks in FILE.
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Source code blocks are extracted with `org-babel-tangle'.
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Optional argument TARGET-FILE can be used to specify a default
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export file for all source blocks.
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Optional argument LANG-RE can be used to limit the exported
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source code blocks by languages matching a regular expression.
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Return list of the tangled file names."
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(interactive "fFile to tangle: \nP")
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(org-with-file-buffer file
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(org-with-wide-buffer
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(mapcar #'expand-file-name
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(org-babel-tangle nil target-file lang-re)))))
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(defun org-babel-tangle-publish (_ filename pub-dir)
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"Tangle FILENAME and place the results in PUB-DIR."
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(unless (file-exists-p pub-dir)
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(make-directory pub-dir t))
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(setq pub-dir (file-name-as-directory pub-dir))
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;; Rename files to avoid copying to same file when publishing to ./
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;; `copy-file' would throw an error when copying file to self.
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(mapc (lambda (el) (rename-file el pub-dir t))
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(org-babel-tangle-file filename)))
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;;;###autoload
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(defun org-babel-tangle (&optional arg target-file lang-re)
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"Write code blocks to source-specific files.
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Extract the bodies of all source code blocks from the current
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file into their own source-specific files. Return the list of files.
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With one universal prefix argument, only tangle the block at point.
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When two universal prefix arguments, only tangle blocks for the
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tangle file of the block at point.
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Optional argument TARGET-FILE can be used to specify a default
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export file for all source blocks. Optional argument LANG-RE can
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be used to limit the exported source code blocks by languages
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matching a regular expression."
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(interactive "P")
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(run-hooks 'org-babel-pre-tangle-hook)
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;; Possibly Restrict the buffer to the current code block
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(save-restriction
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(save-excursion
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(when (equal arg '(4))
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(let ((head (org-babel-where-is-src-block-head)))
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(if head
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(goto-char head)
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(user-error "Point is not in a source code block"))))
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(let ((block-counter 0)
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(org-babel-default-header-args
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(if target-file
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(org-babel-merge-params org-babel-default-header-args
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(list (cons :tangle target-file)))
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org-babel-default-header-args))
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(tangle-file
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(when (equal arg '(16))
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(or (cdr (assq :tangle (nth 2 (org-babel-get-src-block-info 'no-eval))))
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(user-error "Point is not in a source code block"))))
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path-collector
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(source-file buffer-file-name))
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(mapc ;; map over file-names
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(lambda (by-fn)
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(let ((file-name (car by-fn)))
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(when file-name
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(let ((lspecs (cdr by-fn))
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(fnd (file-name-directory file-name))
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modes make-dir she-banged lang)
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;; drop source-blocks to file
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;; We avoid append-to-file as it does not work with tramp.
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(with-temp-buffer
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(mapc
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(lambda (lspec)
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(let* ((block-lang (car lspec))
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(spec (cdr lspec))
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(get-spec (lambda (name) (cdr (assq name (nth 4 spec)))))
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(she-bang (let ((sheb (funcall get-spec :shebang)))
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(when (> (length sheb) 0) sheb)))
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(tangle-mode (funcall get-spec :tangle-mode)))
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(unless (string-equal block-lang lang)
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(setq lang block-lang)
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(let ((lang-f (org-src-get-lang-mode lang)))
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(when (fboundp lang-f) (ignore-errors (funcall lang-f)))))
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;; if file contains she-bangs, then make it executable
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(when she-bang
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(unless tangle-mode (setq tangle-mode #o755)))
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(when tangle-mode
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(add-to-list 'modes (org-babel-interpret-file-mode tangle-mode)))
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;; Possibly create the parent directories for file.
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(let ((m (funcall get-spec :mkdirp)))
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(and m fnd (not (string= m "no"))
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(setq make-dir t)))
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;; Handle :padlines unless first line in file
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(unless (or (string= "no" (funcall get-spec :padline))
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(= (point) (point-min)))
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(insert "\n"))
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(when (and she-bang (not she-banged))
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(insert (concat she-bang "\n"))
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(setq she-banged t))
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(org-babel-spec-to-string spec)
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(setq block-counter (+ 1 block-counter))))
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lspecs)
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(when make-dir
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(make-directory fnd 'parents))
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(unless
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(and (file-exists-p file-name)
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(let ((tangle-buf (current-buffer)))
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(with-temp-buffer
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(insert-file-contents file-name)
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(and
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(equal (buffer-size)
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(buffer-size tangle-buf))
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(= 0
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(let (case-fold-search)
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(compare-buffer-substrings
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nil nil nil
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tangle-buf nil nil)))))))
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(when (equal (if (file-name-absolute-p file-name)
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file-name
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(expand-file-name file-name))
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(if (file-name-absolute-p source-file)
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source-file
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(expand-file-name source-file)))
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(error "Not allowed to tangle into the same file as self"))
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;; We do not erase, but overwrite previous file
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;; to preserve any existing symlinks.
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;; This behavior is modified using
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;; `org-babel-tangle-remove-file-before-write' to
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;; tangle to read-only files.
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(when (and
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(file-exists-p file-name)
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(pcase org-babel-tangle-remove-file-before-write
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(`auto (not (file-writable-p file-name)))
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(`t t)
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(`nil nil)
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(_ (error "Invalid value of `org-babel-tangle-remove-file-before-write': %S"
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org-babel-tangle-remove-file-before-write))))
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(delete-file file-name))
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(write-region nil nil file-name)
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(mapc (lambda (mode) (set-file-modes file-name mode)) modes))
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(push file-name path-collector))))))
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(if (equal arg '(4))
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(org-babel-tangle-single-block 1 t)
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(org-babel-tangle-collect-blocks lang-re tangle-file)))
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(message "Tangled %d code block%s from %s" block-counter
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(if (= block-counter 1) "" "s")
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(file-name-nondirectory
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(buffer-file-name
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(or (buffer-base-buffer)
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(current-buffer)
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(and (org-src-edit-buffer-p)
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(org-src-source-buffer))))))
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;; run `org-babel-post-tangle-hook' in all tangled files
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(when org-babel-post-tangle-hook
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(mapc
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(lambda (file)
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(org-babel-with-temp-filebuffer file
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(run-hooks 'org-babel-post-tangle-hook)))
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path-collector))
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(run-hooks 'org-babel-tangle-finished-hook)
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path-collector))))
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(defun org-babel-interpret-file-mode (mode)
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"Determine the integer representation of a file MODE specification.
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The following forms are currently recognized:
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- an integer (returned without modification)
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- \"o755\" (chmod style octal)
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- \"rwxrw-r--\" (ls style specification)
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- \"a=rw,u+x\" (chmod style) *
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* The interpretation of these forms relies on `file-modes-symbolic-to-number',
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and uses `org-babel-tangle-default-file-mode' as the base mode."
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(cond
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((integerp mode)
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(if (string-match-p "^[0-7][0-7][0-7]$" (format "%o" mode))
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mode
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(user-error "%1$o is not a valid file mode octal. \
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Did you give the decimal value %1$d by mistake?" mode)))
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((not (stringp mode))
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(error "File mode %S not recognized as a valid format" mode))
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((string-match-p "^o0?[0-7][0-7][0-7]$" mode)
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(string-to-number (replace-regexp-in-string "^o" "" mode) 8))
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((string-match-p "^[ugoa]*\\(?:[+=-][rwxXstugo]*\\)+\\(,[ugoa]*\\(?:[+=-][rwxXstugo]*\\)+\\)*$" mode)
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;; Match regexp taken from `file-modes-symbolic-to-number'.
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(file-modes-symbolic-to-number mode org-babel-tangle-default-file-mode))
|
|
((string-match-p "^[r-][w-][xs-][r-][w-][xs-][r-][w-][x-]$" mode)
|
|
(file-modes-symbolic-to-number (concat "u=" (delete ?- (substring mode 0 3))
|
|
",g=" (delete ?- (substring mode 3 6))
|
|
",o=" (delete ?- (substring mode 6 9)))
|
|
0))
|
|
(t (error "File mode %S not recognized as a valid format. See `org-babel-interpret-file-mode'" mode))))
|
|
|
|
(defun org-babel-tangle-clean ()
|
|
"Remove comments inserted by `org-babel-tangle'.
|
|
Call this function inside of a source-code file generated by
|
|
`org-babel-tangle' to remove all comments inserted automatically
|
|
by `org-babel-tangle'. Warning, this comment removes any lines
|
|
containing constructs which resemble Org file links or noweb
|
|
references."
|
|
(interactive)
|
|
(goto-char (point-min))
|
|
(while (or (re-search-forward "\\[\\[file:.*\\]\\[.*\\]\\]" nil t)
|
|
(re-search-forward (org-babel-noweb-wrap) nil t))
|
|
(delete-region (save-excursion (forward-line) (point))
|
|
(save-excursion (end-of-line 1) (forward-char 1) (point)))))
|
|
|
|
(defun org-babel-spec-to-string (spec)
|
|
"Insert SPEC into the current file.
|
|
|
|
Insert the source-code specified by SPEC into the current source
|
|
code file. This function uses `comment-region' which assumes
|
|
that the appropriate major-mode is set. SPEC has the form:
|
|
|
|
(start-line file link source-name params body comment)"
|
|
(pcase-let*
|
|
((`(,start ,file ,link ,source ,info ,body ,comment) spec)
|
|
(comments (cdr (assq :comments info)))
|
|
(link? (or (string= comments "both") (string= comments "link")
|
|
(string= comments "yes") (string= comments "noweb")))
|
|
(link-data `(("start-line" . ,(number-to-string start))
|
|
("file" . ,file)
|
|
("link" . ,link)
|
|
("source-name" . ,source)))
|
|
(insert-comment (lambda (text)
|
|
(when (and comments
|
|
(not (string= comments "no"))
|
|
(org-string-nw-p text))
|
|
(if org-babel-tangle-uncomment-comments
|
|
;; Plain comments: no processing.
|
|
(insert text)
|
|
;; Ensure comments are made to be
|
|
;; comments, and add a trailing newline.
|
|
;; Also ignore invisible characters when
|
|
;; commenting.
|
|
(comment-region
|
|
(point)
|
|
(progn (insert (org-no-properties text))
|
|
(point)))
|
|
(end-of-line)
|
|
(insert "\n"))))))
|
|
(when comment (funcall insert-comment comment))
|
|
(when link?
|
|
(funcall insert-comment
|
|
(org-fill-template
|
|
org-babel-tangle-comment-format-beg link-data)))
|
|
(insert body "\n")
|
|
(when link?
|
|
(funcall insert-comment
|
|
(org-fill-template
|
|
org-babel-tangle-comment-format-end link-data)))))
|
|
|
|
(defun org-babel-effective-tangled-filename (buffer-fn src-lang src-tfile)
|
|
"Return effective tangled absolute filename of a source-code block.
|
|
BUFFER-FN is the absolute file name of the buffer, SRC-LANG the
|
|
language of the block and SRC-TFILE is the value of the :tangle
|
|
header argument, as computed by `org-babel-tangle-single-block'."
|
|
(let* ((fnd (file-name-directory buffer-fn))
|
|
(base-name (cond
|
|
((string= "yes" src-tfile)
|
|
;; Use the buffer name
|
|
(file-name-sans-extension buffer-fn))
|
|
((string= "no" src-tfile) nil)
|
|
((> (length src-tfile) 0)
|
|
(expand-file-name src-tfile fnd))))
|
|
(ext (or (cdr (assoc src-lang org-babel-tangle-lang-exts)) src-lang)))
|
|
(when base-name
|
|
;; decide if we want to add ext to base-name
|
|
(if (and ext (string= "yes" src-tfile))
|
|
(concat base-name "." ext) base-name))))
|
|
|
|
(defun org-babel-tangle-collect-blocks (&optional lang-re tangle-file)
|
|
"Collect source blocks in the current Org file.
|
|
Return an association list of language and source-code block
|
|
specifications of the form used by `org-babel-spec-to-string'
|
|
grouped by tangled file name.
|
|
|
|
Optional argument LANG-RE can be used to limit the collected
|
|
source code blocks by languages matching a regular expression.
|
|
|
|
Optional argument TANGLE-FILE can be used to limit the collected
|
|
code blocks by target file."
|
|
(let ((counter 0)
|
|
(buffer-fn (buffer-file-name (buffer-base-buffer)))
|
|
last-heading-pos blocks)
|
|
(org-babel-map-src-blocks (buffer-file-name)
|
|
(let ((current-heading-pos
|
|
(or (org-element-begin
|
|
(org-element-lineage
|
|
(org-element-at-point)
|
|
'headline t))
|
|
1)))
|
|
(if (eq last-heading-pos current-heading-pos) (cl-incf counter)
|
|
(setq counter 1)
|
|
(setq last-heading-pos current-heading-pos)))
|
|
(unless (or (org-in-commented-heading-p)
|
|
(org-in-archived-heading-p))
|
|
(let* ((info (org-babel-get-src-block-info 'no-eval))
|
|
(src-lang (nth 0 info))
|
|
(src-tfile (cdr (assq :tangle (nth 2 info)))))
|
|
(unless (or (string= src-tfile "no")
|
|
(not src-lang) ;; src block without lang
|
|
(and tangle-file (not (equal tangle-file src-tfile)))
|
|
(and lang-re (not (string-match-p lang-re src-lang))))
|
|
;; Add the spec for this block to blocks under its tangled
|
|
;; file name.
|
|
(let* ((block (org-babel-tangle-single-block counter))
|
|
(src-tfile (cdr (assq :tangle (nth 4 block))))
|
|
(file-name (org-babel-effective-tangled-filename
|
|
buffer-fn src-lang src-tfile))
|
|
(by-fn (assoc file-name blocks)))
|
|
(if by-fn (setcdr by-fn (cons (cons src-lang block) (cdr by-fn)))
|
|
(push (cons file-name (list (cons src-lang block))) blocks)))))))
|
|
;; Ensure blocks are in the correct order.
|
|
(mapcar (lambda (b) (cons (car b) (nreverse (cdr b))))
|
|
(nreverse blocks))))
|
|
|
|
(defun org-babel-tangle--unbracketed-link (params)
|
|
"Get a raw link to the src block at point, without brackets.
|
|
|
|
The PARAMS are the 3rd element of the info for the same src block."
|
|
(unless (string= "no" (cdr (assq :comments params)))
|
|
(save-match-data
|
|
(let* ((l (org-no-properties
|
|
(cl-letf (((symbol-function 'org-store-link-functions)
|
|
(lambda () nil)))
|
|
(org-store-link nil))))
|
|
(bare (and l
|
|
(string-match org-link-bracket-re l)
|
|
(match-string 1 l))))
|
|
(when bare
|
|
(if (and org-babel-tangle-use-relative-file-links
|
|
(string-match org-link-types-re bare)
|
|
(string= (match-string 1 bare) "file"))
|
|
(concat "file:"
|
|
(file-relative-name (substring bare (match-end 0))
|
|
(file-name-directory
|
|
(cdr (assq :tangle params)))))
|
|
bare))))))
|
|
|
|
(defvar org-outline-regexp) ; defined in lisp/org.el
|
|
(defun org-babel-tangle-single-block (block-counter &optional only-this-block)
|
|
"Collect the tangled source for current block.
|
|
Return the list of block attributes needed by
|
|
`org-babel-tangle-collect-blocks'. When ONLY-THIS-BLOCK is
|
|
non-nil, return the full association list to be used by
|
|
`org-babel-tangle' directly."
|
|
(let* ((info (org-babel-get-src-block-info))
|
|
(start-line
|
|
(save-restriction (widen)
|
|
(+ 1 (line-number-at-pos (point)))))
|
|
(file (buffer-file-name (buffer-base-buffer)))
|
|
(src-lang (nth 0 info))
|
|
(params (nth 2 info))
|
|
(extra (nth 3 info))
|
|
(coderef (nth 6 info))
|
|
(cref-regexp (org-src-coderef-regexp coderef))
|
|
(link (org-babel-tangle--unbracketed-link params))
|
|
(source-name
|
|
(or (nth 4 info)
|
|
(format "%s:%d"
|
|
(or (ignore-errors (nth 4 (org-heading-components)))
|
|
"No heading")
|
|
block-counter)))
|
|
(expand-cmd (intern (concat "org-babel-expand-body:" src-lang)))
|
|
(assignments-cmd
|
|
(intern (concat "org-babel-variable-assignments:" src-lang)))
|
|
(body
|
|
;; Run the tangle-body-hook.
|
|
(let ((body (if (org-babel-noweb-p params :tangle)
|
|
(if (string= "strip-tangle" (cdr (assq :noweb (nth 2 info))))
|
|
(replace-regexp-in-string (org-babel-noweb-wrap) "" (nth 1 info))
|
|
(org-babel-expand-noweb-references info))
|
|
(nth 1 info))))
|
|
(with-temp-buffer
|
|
(insert
|
|
;; Expand body in language specific manner.
|
|
(cond ((assq :no-expand params) body)
|
|
((fboundp expand-cmd) (funcall expand-cmd body params))
|
|
(t
|
|
(org-babel-expand-body:generic
|
|
body params (and (fboundp assignments-cmd)
|
|
(funcall assignments-cmd params))))))
|
|
(when (string-match "-r" extra)
|
|
(goto-char (point-min))
|
|
(while (re-search-forward cref-regexp nil t)
|
|
(replace-match "")))
|
|
(run-hooks 'org-babel-tangle-body-hook)
|
|
(buffer-string))))
|
|
(comment
|
|
(when (or (string= "both" (cdr (assq :comments params)))
|
|
(string= "org" (cdr (assq :comments params))))
|
|
;; From the previous heading or code-block end
|
|
(funcall
|
|
org-babel-process-comment-text
|
|
(buffer-substring
|
|
(max (condition-case nil
|
|
(save-excursion
|
|
(org-back-to-heading t)
|
|
(re-search-forward org-outline-regexp))
|
|
(error (point-min)))
|
|
(save-excursion
|
|
(if (re-search-backward
|
|
org-babel-src-block-regexp nil t)
|
|
(match-end 0)
|
|
(point-min))))
|
|
(point)))))
|
|
(src-tfile (cdr (assq :tangle params)))
|
|
(result
|
|
(list start-line
|
|
(if org-babel-tangle-use-relative-file-links
|
|
(file-relative-name file)
|
|
file)
|
|
link
|
|
source-name
|
|
params
|
|
(if (org-src-preserve-indentation-p) (org-trim body t)
|
|
(org-trim (org-remove-indentation body)))
|
|
comment)))
|
|
(if only-this-block
|
|
(let* ((file-name (org-babel-effective-tangled-filename
|
|
file src-lang src-tfile)))
|
|
(list (cons file-name (list (cons src-lang result)))))
|
|
result)))
|
|
|
|
(defun org-babel-tangle-comment-links (&optional info)
|
|
"Return a list of begin and end link comments for the code block at point.
|
|
INFO, when non nil, is the source block information, as returned
|
|
by `org-babel-get-src-block-info'."
|
|
(let ((link-data (pcase (or info (org-babel-get-src-block-info 'no-eval))
|
|
(`(,_ ,_ ,params ,_ ,name ,start ,_)
|
|
`(("start-line" . ,(org-with-point-at start
|
|
(number-to-string
|
|
(line-number-at-pos))))
|
|
("file" . ,(buffer-file-name))
|
|
("link" . ,(org-babel-tangle--unbracketed-link params))
|
|
("source-name" . ,name))))))
|
|
(list (org-fill-template org-babel-tangle-comment-format-beg link-data)
|
|
(org-fill-template org-babel-tangle-comment-format-end link-data))))
|
|
|
|
;; de-tangling functions
|
|
(defun org-babel-detangle (&optional source-code-file)
|
|
"Propagate changes from current source buffer back to the original Org file.
|
|
This requires that code blocks were tangled with link comments
|
|
which enable the original code blocks to be found.
|
|
|
|
Optional argument SOURCE-CODE-FILE is the file path to be used instead
|
|
of the current buffer."
|
|
(interactive)
|
|
(save-excursion
|
|
(when source-code-file (find-file source-code-file))
|
|
(goto-char (point-min))
|
|
(let ((counter 0) new-body end)
|
|
(while (re-search-forward org-link-bracket-re nil t)
|
|
(if (and (match-string 2)
|
|
(re-search-forward
|
|
(concat " " (regexp-quote (match-string 2)) " ends here") nil t))
|
|
(progn (setq end (match-end 0))
|
|
(forward-line -1)
|
|
(save-excursion
|
|
(when (setq new-body (org-babel-tangle-jump-to-org))
|
|
(org-babel-update-block-body new-body)))
|
|
(setq counter (+ 1 counter)))
|
|
(setq end (point)))
|
|
(goto-char end))
|
|
(prog1 counter (message "Detangled %d code blocks" counter)))))
|
|
|
|
(defun org-babel-tangle-jump-to-org ()
|
|
"Jump from a tangled code file to the related Org mode file."
|
|
(interactive)
|
|
(let ((mid (point))
|
|
start body-start end target-buffer target-char link block-name body)
|
|
(save-window-excursion
|
|
(save-excursion
|
|
(while (and (re-search-backward org-link-bracket-re nil t)
|
|
(not ; ever wider searches until matching block comments
|
|
(and (setq start (line-beginning-position))
|
|
(setq body-start (line-beginning-position 2))
|
|
(setq link (match-string 0))
|
|
(setq block-name (match-string 2))
|
|
(save-excursion
|
|
(save-match-data
|
|
(re-search-forward
|
|
(concat " " (regexp-quote block-name)
|
|
" ends here")
|
|
nil t)
|
|
(setq end (line-beginning-position))))))))
|
|
(unless (and start (< start mid) (< mid end))
|
|
(error "Not in tangled code"))
|
|
(setq body (buffer-substring body-start end)))
|
|
;; Go to the beginning of the relative block in Org file.
|
|
;; Explicitly allow fuzzy search even if user customized
|
|
;; otherwise.
|
|
(let (org-link-search-must-match-exact-headline)
|
|
(org-link-open-from-string link))
|
|
(setq target-buffer (current-buffer))
|
|
(if (string-match "[^ \t\n\r]:\\([[:digit:]]+\\)" block-name)
|
|
(let ((n (string-to-number (match-string 1 block-name))))
|
|
(if (org-before-first-heading-p) (goto-char (point-min))
|
|
(org-back-to-heading t))
|
|
;; Do not skip the first block if it begins at point min.
|
|
(cond ((or (org-at-heading-p)
|
|
(not (org-element-type-p (org-element-at-point) 'src-block)))
|
|
(org-babel-next-src-block n))
|
|
((= n 1))
|
|
(t (org-babel-next-src-block (1- n)))))
|
|
(org-babel-goto-named-src-block block-name))
|
|
(goto-char (org-babel-where-is-src-block-head))
|
|
(forward-line 1)
|
|
;; Try to preserve location of point within the source code in
|
|
;; tangled code file.
|
|
(let ((offset (- mid body-start)))
|
|
(when (> end (+ offset (point)))
|
|
(forward-char offset)))
|
|
(setq target-char (point)))
|
|
(org-src-switch-to-buffer target-buffer t)
|
|
(goto-char target-char)
|
|
body))
|
|
|
|
(provide 'ob-tangle)
|
|
|
|
;; Local variables:
|
|
;; generated-autoload-file: "org-loaddefs.el"
|
|
;; End:
|
|
|
|
;;; ob-tangle.el ends here
|