From b2943f6791d02feda7901c3dc2c777193e664455 Mon Sep 17 00:00:00 2001
From: Karl Hallsby <karl@hallsby.com>
Date: Thu, 12 Jun 2025 12:14:22 -0500
Subject: [PATCH] gnu: Add tree-sitter-mermaid.

* gnu/packages/tree-sitter.scm (tree-sitter-mermaid): New variable.

Change-Id: Ide1c709fe4c4e0663cf72881a160e9d11ca5a26d
Signed-off-by: Liliana Marie Prikler <liliana.prikler@gmail.com>
---
 gnu/packages/tree-sitter.scm | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/gnu/packages/tree-sitter.scm b/gnu/packages/tree-sitter.scm
index 2998c5e428d16f01b6340234cbc2d456c5eacfec..56a068e70917b84cb17cbd592ec71da0a42ebe0b 100644
--- a/gnu/packages/tree-sitter.scm
+++ b/gnu/packages/tree-sitter.scm
@@ -591,6 +591,17 @@ which will be used as a snippet in origin."
    #:repository-url "https://github.com/acristoffers/tree-sitter-matlab"
    #:license license:expat))
 
+(define-public tree-sitter-mermaid
+  (let ((version "0.0.2") ; In package.json, but untagged
+        (commit "90ae195b31933ceb9d079abfa8a3ad0a36fee4cc")
+        (revision "0"))
+  (tree-sitter-grammar
+   "mermaid" "Mermaid"
+   "1wfdsz3ikdbpym14aljgy80jhr06cgwhhg72rr8d3rsbm8z5ppaf"
+   (git-version version revision commit)
+   #:commit commit
+   #:repository-url "https://github.com/monaqa/tree-sitter-mermaid")))
+
 (define-public tree-sitter-meson
   (tree-sitter-grammar
    "meson" "Meson"