From cdd891afa05abee5278a509a364be29604acd7de Mon Sep 17 00:00:00 2001
From: Hanif Ariffin <hanif.ariffin.4326@gmail.com>
Date: Tue, 19 Oct 2021 01:58:53 +0800
Subject: [PATCH] feat: improved error message when a namespace fails to open

---
 synth/src/cli/mod.rs | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/synth/src/cli/mod.rs b/synth/src/cli/mod.rs
index d601f9bb..2864c972 100644
--- a/synth/src/cli/mod.rs
+++ b/synth/src/cli/mod.rs
@@ -158,10 +158,12 @@ impl Cli {
         seed: u64,
         schema: Option<String>,
     ) -> Result<()> {
-        let namespace = self
-            .store
-            .get_ns(ns_path.clone())
-            .context("Unable to open the namespace")?;
+        let namespace = self.store.get_ns(ns_path.clone()).context(format!(
+            "Unable to open the namespace \"{}\"",
+            ns_path
+                .to_str()
+                .expect("The provided namespace is not a valid UTF-8 string")
+        ))?;
 
         let export_strategy: Box<dyn ExportStrategy> =
             DataSourceParams { uri: to, schema }.try_into()?;