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;;; ob-scala.el --- Babel Functions for Scala -*- lexical-binding: t; -*-
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2012-02-28 21:38:13 -05:00
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2016-01-09 17:12:03 -05:00
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;; Copyright (C) 2012-2016 Free Software Foundation, Inc.
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2012-02-28 21:38:13 -05:00
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;; Author: Andrzej Lichnerowicz
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;; Keywords: literate programming, reproducible research
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;; Homepage: http://orgmode.org
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2012-02-28 21:45:01 -05:00
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;; This file is part of GNU Emacs.
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2012-02-28 21:38:13 -05:00
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2012-02-28 21:45:01 -05:00
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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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2012-02-28 21:45:01 -05:00
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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 <http://www.gnu.org/licenses/>.
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2012-02-28 21:38:13 -05:00
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;;; Commentary:
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2012-08-11 13:10:44 -04:00
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;; Currently only supports the external execution. No session support yet.
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;;; Requirements:
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;; - Scala language :: http://www.scala-lang.org/
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;; - Scala major mode :: Can be installed from Scala sources
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;; https://github.com/scala/scala-dist/blob/master/tool-support/src/emacs/scala-mode.el
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;;; Code:
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(require 'ob)
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2012-10-02 05:19:29 -04:00
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(defvar org-babel-tangle-lang-exts) ;; Autoloaded
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(add-to-list 'org-babel-tangle-lang-exts '("scala" . "scala"))
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(defvar org-babel-default-header-args:scala '())
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(defvar org-babel-scala-command "scala"
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"Name of the command to use for executing Scala code.")
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(defun org-babel-execute:scala (body params)
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"Execute a block of Scala code with org-babel. This function is
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called by `org-babel-execute-src-block'"
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(message "executing Scala source code block")
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(let* ((processed-params (org-babel-process-params params))
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(session (org-babel-scala-initiate-session (nth 0 processed-params)))
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(result-params (nth 2 processed-params))
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(result-type (cdr (assoc :result-type params)))
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(full-body (org-babel-expand-body:generic
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body params))
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(result (org-babel-scala-evaluate
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session full-body result-type result-params)))
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(org-babel-reassemble-table
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result
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(org-babel-pick-name
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(cdr (assoc :colname-names params)) (cdr (assoc :colnames params)))
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(org-babel-pick-name
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(cdr (assoc :rowname-names params)) (cdr (assoc :rownames params))))))
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(defvar org-babel-scala-wrapper-method
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"var str_result :String = null;
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Console.withOut(new java.io.OutputStream() {def write(b: Int){
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}}) {
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str_result = {
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%s
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}.toString
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}
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print(str_result)
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")
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(defun org-babel-scala-evaluate
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(session body &optional result-type result-params)
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"Evaluate BODY in external Scala process.
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If RESULT-TYPE equals `output' then return standard output as a string.
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If RESULT-TYPE equals `value' then return the value of the last statement
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in BODY as elisp."
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(when session (error "Sessions are not (yet) supported for Scala"))
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(case result-type
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(output
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(let ((src-file (org-babel-temp-file "scala-")))
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(progn (with-temp-file src-file (insert body))
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(org-babel-eval
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(concat org-babel-scala-command " " src-file) ""))))
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(value
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(let* ((src-file (org-babel-temp-file "scala-"))
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(wrapper (format org-babel-scala-wrapper-method body)))
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(with-temp-file src-file (insert wrapper))
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Backport changes from Emacs revs 115081 and 115082
2013-11-12 Stefan Monnier <monnier@iro.umontreal.ca>
Address some byte-compiler warnings.
* ob-abc.el (org-babel-expand-body:abc): Use dolist.
(org-babel-execute:abc): Fix regexp quoting.
* ob-calc.el (org--var-syms): Rename from `var-syms'.
* ob-lilypond.el (ly-compile-lilyfile): Remove redundant let-binding.
* ob-table.el (sbe): Move debug declaration.
* org-clock.el (org--msg-extra): Rename from `msg-extra'.
* org.el (org-version): Avoid var name starting with _.
(org-inhibit-startup, org-called-with-limited-levels)
(org-link-search-inhibit-query, org-time-was-given)
(org-end-time-was-given, org-def, org-defdecode, org-with-time):
* org-colview.el (org-agenda-overriding-columns-format):
* org-agenda.el (org-agenda-multi, org-depend-tag-blocked)
(org-agenda-show-log-scoped):
* ob-python.el (py-which-bufname, python-shell-buffer-name):
* ob-haskell.el (org-export-copy-to-kill-ring):
* ob-exp.el (org-link-search-inhibit-query):
* ob-R.el (ess-eval-visibly-p):
* ob-core.el (org-src-window-setup): Declare before use.
(org-babel-expand-noweb-references): Remove unused `blocks-in-buffer'.
* ox-odt.el (org-odt-hfy-face-to-css):
* org-src.el (org-src-associate-babel-session, org-src-get-lang-mode):
* org-bibtex.el (org-bibtex-get, org-bibtex-ask, org-bibtex)
(org-bibtex-check):
* ob-tangle.el (org-babel-tangle, org-babel-spec-to-string)
(org-babel-tangle-single-block, org-babel-tangle-comment-links):
* ob-table.el (sbe):
* ob-sqlite.el (org-babel-sqlite-expand-vars):
* ob-sql.el (org-babel-sql-expand-vars):
* ob-shen.el (org-babel-execute:shen):
* ob-sh.el (org-babel-execute:sh, org-babel-sh-evaluate):
* ob-scala.el (org-babel-scala-evaluate):
* ob-ruby.el (org-babel-ruby-table-or-string)
(org-babel-ruby-evaluate):
* ob-python.el (org-babel-python-table-or-string)
(org-babel-python-evaluate-external-process)
(org-babel-python-evaluate-session):
* ob-picolisp.el (org-babel-execute:picolisp):
* ob-perl.el (org-babel-perl-evaluate):
* ob-maxima.el (org-babel-execute:maxima):
* ob-lisp.el (org-babel-execute:lisp):
* ob-java.el (org-babel-execute:java):
* ob-io.el (org-babel-io-evaluate):
* ob-haskell.el (org-babel-execute:haskell):
* ob-fortran.el (org-babel-execute:fortran):
* ob-exp.el (org-babel-exp-code):
* ob-emacs-lisp.el (org-babel-execute:emacs-lisp):
* ob-ditaa.el (org-babel-execute:ditaa):
* ob-core.el (org-babel-execute-src-block, org-babel-sha1-hash)
(org-babel-parse-header-arguments, org-babel-reassemble-table)
(org-babel-goto-src-block-head, org-babel-mark-block)
(org-babel-expand-noweb-references, org-babel-script-escape)
(org-babel-process-file-name):
* ob-clojure.el (org-babel-execute:clojure):
* ob-calc.el (org-babel-execute:calc):
* ob-awk.el (org-babel-execute:awk):
* ob-abc.el (org-babel-execute:abc):
* ob-R.el (org-babel-expand-body:R):
* ob-C.el (org-babel-C-execute): Avoid deprecated ((lambda) ...).
2013-11-12 Glenn Morris <rgm@gnu.org>
* ox-html.el (org-html-scripts): Add 2013 to copyright years.
(org-html-infojs-template): Copyright holder to FSF.
2013-11-12 14:57:31 -05:00
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(let ((raw (org-babel-eval
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(concat org-babel-scala-command " " src-file) "")))
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(org-babel-result-cond result-params
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raw
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(org-babel-script-escape raw)))))))
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2012-08-11 13:10:44 -04:00
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2015-10-25 20:56:00 -04:00
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(defun org-babel-prep-session:scala (_session _params)
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"Prepare SESSION according to the header arguments specified in PARAMS."
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(error "Sessions are not (yet) supported for Scala"))
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2015-10-25 20:56:00 -04:00
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(defun org-babel-scala-initiate-session (&optional _session)
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"If there is not a current inferior-process-buffer in SESSION
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then create. Return the initialized session. Sessions are not
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supported in Scala."
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nil)
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(provide 'ob-scala)
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2012-02-28 21:38:13 -05:00
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;;; ob-scala.el ends here
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