Re: [PATCH] update ob-scheme to latest changes in geiser package

[Felipe Lema <felipelema@mortemale.org>]

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On Wednesday, 29 December 2021 15.03.47 -03 Felipe Lema wrote:
> Sup, y'all
> 
> The geiser package had a recent update in which `geiser-eval-region` behaves like an async function and does not return evaluation result. In exchange, the newly introduced `geiser-eval-region/wait` does that now.
> 
> I've attached a patch to update ob-scheme.el to reflect these changes. Without them, evaluating scheme dialect code blocks in Org will end up with empty results.
> 
> To learn more about the change (and how it impacted other people's flows) see issue thread below
> 
> https://gitlab.com/emacs-geiser/geiser/-/issues/30
> 
> Felipe
> 
> 

I was pointed out that I was missing the corresponding `declare-function`.

I've included it in the attached patch. Sorry about the double-posting

Felipe

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update to new API call to evaluate region and wait for result

* ob-scheme.el replace `geiser-eval-region` with `geiser-eval-region/wait` as the former changed expected behaviour; the latter returns the result of evaluating.

diff --git a/lisp/org/ob-scheme.el b/lisp/org/ob-scheme.el
index f4836b23fe..bcceba1258 100644
--- a/lisp/org/ob-scheme.el
+++ b/lisp/org/ob-scheme.el
@@ -53,8 +53,8 @@ geiser-repl-window-allow-split

 (declare-function run-geiser "ext:geiser-repl" (impl))
 (declare-function geiser-mode "ext:geiser-mode" ())
-(declare-function geiser-eval-region "ext:geiser-mode"
-                  (start end &optional and-go raw nomsg))
+(declare-function geiser-eval-region/wait "ext:geiser-mode"
+                  (start end &optional timeout))
 (declare-function geiser-repl-exit "ext:geiser-repl" (&optional arg))
 (declare-function geiser-eval--retort-output "ext:geiser-eval" (ret))
 (declare-function geiser-eval--retort-result-str "ext:geiser-eval" (ret prefix))
@@ -176,7 +176,7 @@ org-babel-scheme-execute-with-geiser
 	  (setq geiser-impl--implementation nil)
 	  (let ((geiser-debug-jump-to-debug-p nil)
 		(geiser-debug-show-debug-p nil))
-	    (let ((ret (geiser-eval-region (point-min) (point-max))))
+	    (let ((ret (geiser-eval-region/wait (point-min) (point-max))))
 	      (setq result (if output
 			       (or (geiser-eval--retort-output ret)
 				   "Geiser Interpreter produced no output")