From 6f5e901677f94e9dd5de7bb93b87769d62079d36 Mon Sep 17 00:00:00 2001
From: Peter Huene <peter@huene.dev>
Date: Wed, 16 Oct 2024 11:38:20 -0700
Subject: [PATCH] chore: remove `unwrap` call in favor of an explicit error
 message.

---
 src/commands/format.rs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/commands/format.rs b/src/commands/format.rs
index 2e0eb45..dfd4334 100644
--- a/src/commands/format.rs
+++ b/src/commands/format.rs
@@ -85,7 +85,13 @@ pub fn format(args: FormatArgs) -> Result<()> {
         );
     }
 
-    let document = Node::Ast(document.ast().into_v1().unwrap()).into_format_element();
+    let document = Node::Ast(
+        document
+            .ast()
+            .into_v1()
+            .ok_or_else(|| anyhow!("only WDL 1.x documents are currently supported"))?,
+    )
+    .into_format_element();
     let config = Builder::default()
         .indent(if args.with_tabs {
             Indent::Tabs(NonZeroUsize::new(1).unwrap())