Re: [O] Some whitespace stripped from emacs-lisp value in src blocks making it unreadable in certain cases

[Colin Baxter]

>>>>> akater  <address@hidden> writes:

    > Consider a lisp form that, when evaluated, produces another
    > form. I'm used to org printing the resulting form nicely, in lisp
    > blocks. However, this is not the case for emacs-lisp src
    > blocks. An example:

    > 1. The way it should be (and is now the case) with lisp, namely
    > sbcl:

    > #+begin_src lisp :results value verbatim :wrap example lisp
    > (macroexpand '(defun test (a b &optional c) "doc" nil)) #+end_src


    > #+RESULTS:

    > #+begin_example lisp (PROGN (EVAL-WHEN (:COMPILE-TOPLEVEL)
    > (SB-C:%COMPILER-DEFUN 'TEST T NIL NIL)) (SB-IMPL::%DEFUN 'TEST
    > (SB-INT:NAMED-LAMBDA TEST (A B &OPTIONAL C) "doc" (BLOCK TEST
    > NIL)))) T #+end_example


    > 2. The way it is now with emacs-lisp and a src block header that
    > is otherwise identical:

    > #+begin_src emacs-lisp :results value verbatim :wrap example
    > emacs-lisp (macroexpand '(use-package outline :ensure nil :bind
    > (:map outline-mode-map ("<kp-home>" . (lambda nil (interactive)
    > (outline-up-heading 1)))))) #+end_src


    > #+RESULTS:

    > #+begin_example emacs-lisp (progn (use-package-ensure-elpa
    > 'outline '(nil) 'nil) (defvar use-package--warning157 #'(lambda
    > (keyword err) (let ((msg (format "%s/%s: %s" 'outline keyword
    > (error-message-string err)))) (display-warning 'use-package msg
    > :error)))) (condition-case-unless-debug err (progn (if (not
    > (require 'outline nil t)) (display-warning 'use-package (format
    > "Cannot load %s" 'outline) :error)) (bind-keys :package outline
    > :map outline-mode-map ("<kp-home>" lambda nil (interactive)
    > (outline-up-heading 1)))) (error (funcall use-package--warning157
    > :catch err)))) #+end_example

    > Is there a remedy? This probably better be fixed but it could be
    > due to me using bleeding-edge Emacs 27 master (2019-09-10) & Org
    > from melpa (2019-09-09). If you don't have proper output
    > formatting with other versions in use, please report.

I get the same formatting error as you and I am using emacs-26.3 with
org-mode version 9.2.6.


Best wishes,

-- 
Colin Baxter
www.Colin-Baxter.com

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