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elpa/ess-20180524.1000/lisp/ess-noweb.el

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+;;; ess-noweb.el --- support for Literate Data Analysis
+
+;; Copyright (C) 1999 Mark Lunt
+;; Copyright (C) 1999--2004 A.J. Rossini, Richard M. Heiberger, Martin
+;;      Maechler, Kurt Hornik, Rodney Sparapani, and Stephen Eglen.
+
+;; Author: Mark Lunt <mark.lunt@mrc-bsu.cam.ac.uk>
+;;          A.J. Rossini <rossini@u.washington.edu>
+;; Created: April 18, 1999
+;; Maintainer: ESS-core <ESS-core@r-project.org>
+
+;; Keywords: statistics, languages
+;; Summary: Noweb support for ESS
+
+;; This file is part of ESS
+
+;; This file is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation; either version 2, or (at your option)
+;; any later version.
+
+;; This file is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; A copy of the GNU General Public License is available at
+;; http://www.r-project.org/Licenses/
+
+;;; Commentary:
+
+;; Code for ESS and Literate Data Analysis.
+
+;;; Code:
+
+ ; Requires and autoloads
+
+(require 'ess-noweb-mode)
+;; still needed when user turns font-lock-mode *on* (from initial off):
+(autoload 'ess-noweb-font-lock-mode "ess-noweb-font-lock-mode")
+
+ ; Variables
+
+(defvar ess-noweb-use-font-lock font-lock-mode
+  "Set to t if you want to use font-locking in ESS noweb buffers.")
+
+(if ess-noweb-use-font-lock
+    (require 'ess-noweb-font-lock-mode))
+
+ ; Functions
+
+;;*;; Code Chunk evaluation.
+
+(defun ess-eval-chunk (vis)
+  "Tangle the current chunk and send it to the inferior ESS process.
+Arg has same meaning as for `ess-eval-region'."
+  (interactive "P")
+  (let ((process-name ess-local-process-name)
+        new-process-name
+        (cbuf (current-buffer))
+        (temp-buffer (ess-create-temp-buffer "Tangle Buffer")))
+    (save-excursion
+      (ess-noweb-tangle-chunk temp-buffer)
+      (set-buffer temp-buffer)
+      ;; When the temp buffer is created, it does not inherit any value
+      ;; of ess-local-process-name from the .Rnw buffer, so we have to set it
+      ;; here.  If ess-local-process-name is not set in the .Rnw buffer,
+      ;; it will inherit the value that is chosen here.
+      (set (make-local-variable 'ess-local-process-name) process-name)
+      (ess-eval-region (point-min) (point-max) vis "Eval Chunk")
+      (if process-name
+          (kill-buffer temp-buffer)
+        ;; if process-name was nil, source buffer did not have a local process
+        ;; so keep value from temp buffer before killing it.
+        (setq new-process-name ess-local-process-name)
+        (kill-buffer temp-buffer)
+        (set-buffer cbuf)
+        (set (make-local-variable 'ess-local-process-name) new-process-name)))))
+
+
+(defun ess-eval-chunk-and-step (&optional vis)
+  "Tangle the current chunk and send it to the inferior ESS process and
+step to the next chunk"
+  (interactive)
+  (ess-eval-chunk vis)
+  (ess-noweb-next-code-chunk 1))
+
+(defun ess-eval-chunk-and-go (vis)
+  "Tangle the current chunk, send to the ESS process, and go there.
+Arg has same meaning as for `ess-eval-region'."
+  (interactive "P")
+  (ess-eval-chunk vis)
+  (ess-switch-to-ESS t))
+
+;;*;; Thread code chunk evaluation
+
+;;
+;; Threads are code chunks which fit into the same "buffer" (I'm (AJR)
+;; abusing terminology, but what I mean is things like:
+;; <<thing1>>=
+;;   code for thing1
+;; @
+;; Documentation
+;; <<thing1>>=
+;;   continuing code for thing1
+;; @
+;;
+
+(defun ess-eval-thread (vis)
+  "Tangle all chunks in the current chunk-thread and send to the ESS process.
+Arg has same meaning as for `ess-eval-region'."
+  (interactive "P")
+  (let ((temp-buffer (ess-create-temp-buffer "Tangle Buffer")))
+    (ess-noweb-tangle-current-thread temp-buffer)
+    (set-buffer temp-buffer)
+    (ess-eval-region (point-min) (point-max) vis "Eval buffer")
+    (kill-buffer temp-buffer)))
+
+(defun ess-eval-thread-and-go (vis)
+  "Tangle all chunks in the current chunk-thread, send to ESS process,
+and go there.  Arg has same meaning as for `ess-eval-region'."
+  (interactive "P")
+  (ess-eval-thread vis)
+  (ess-switch-to-ESS t))
+
+ ; Provide package
+
+(provide 'ess-noweb)
+
+ ; Local variables section
+
+;; This file is automatically placed in Outline minor mode.
+;; The file is structured as follows:
+;; Chapters:     ^L ;
+;; Sections:    ;;*;;
+;; Subsections: ;;;*;;;
+;; Components:  defuns, defvars, defconsts
+;;              Random code beginning with a ;;;;* comment
+
+;; Local variables:
+;; mode: emacs-lisp
+;; outline-minor-mode: nil
+;; mode: outline-minor
+;; outline-regexp: "\^L\\|\\`;\\|;;\\*\\|;;;\\*\\|(def[cvu]\\|(setq\\|;;;;\\*"
+;; End:
+
+;;; ess-noweb.el ends here