Use commit of guile-ts supporting TREE_SITTER_GRAMMAR_PATH

guix.scm

@@ -8,11 +8,16 @@
 			 (guix build-system gnu)
 			 (guix download)
 			 (guix gexp)
+                         (guix transformations)
 			 ((guix licenses)
 			  #:prefix license:)
 			 (guix packages)
 			 (srfi srfi-1))
 
+(define guile-ts-transform
+  (options->transformation
+   '((with-commit . "guile-ts=266453a"))))
+
 (package
  (name "sloth")
  (version "0.1-dev")
@@ -58,7 +63,7 @@
 						    ;; with inputs because DRY
 						    (list #$guile-config
 							  #$guile-ncurses
-									 #$guile-ts)))))
+							  #$(guile-ts-transform guile-ts))))))
 			         (define bin (string-append #$output "/bin/"))
 			         (define site (guile-uncompiled-dir #$output ""))
 			         (define version (caddr (scandir site)))
@@ -120,7 +125,7 @@
  (inputs (list guile-3.0
 	       guile-config
 	       guile-ncurses
-				guile-ts
+	       (guile-ts-transform guile-ts)
 	       tree-sitter-bash
 	       tree-sitter-bibtex
 	       tree-sitter-c