From 84f0cc0fe17dc850aea33f43c6642de1dd809dc2 Mon Sep 17 00:00:00 2001
From: Maximilian Roos <m@maxroos.com>
Date: Fri, 11 Oct 2024 20:45:36 -0700
Subject: [PATCH] Better error message if `cargo metadata` fails

---
 cargo-insta/src/cli.rs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/cargo-insta/src/cli.rs b/cargo-insta/src/cli.rs
index dd42ae00..e377c2ef 100644
--- a/cargo-insta/src/cli.rs
+++ b/cargo-insta/src/cli.rs
@@ -442,7 +442,12 @@ fn handle_target_args<'a>(
         (None, None) => {}
     };
 
-    let metadata = cmd.exec()?;
+    let metadata = cmd.exec().map_err(|e| {
+        format!(
+            "failed to load cargo metadata: {}. Command details: {:?}",
+            e, cmd
+        )
+    })?;
     let workspace_root = metadata.workspace_root.as_std_path().to_path_buf();
     let tool_config = ToolConfig::from_workspace(&workspace_root)?;