Use exactly_one() instead of next()

ZcashFoundation · Dec 14, 2023 · 9e16ad5 · 9e16ad5
1 parent a3af2a7
commit 9e16ad5
Show file tree

Hide file tree

Showing 2 changed files with 3 additions and 1 deletion.
diff --git a/zebra-utils/Cargo.toml b/zebra-utils/Cargo.toml
@@ -67,6 +67,7 @@ getblocktemplate-rpcs = [
 ]
 
 shielded-scan = [
+    "itertools",
     "jsonrpc",
     "zcash_primitives",
     "zcash_client_backend",

diff --git a/zebra-utils/src/bin/scanning-results-reader/main.rs b/zebra-utils/src/bin/scanning-results-reader/main.rs
@@ -7,6 +7,7 @@
 
 use std::collections::HashMap;
 
+use itertools::Itertools;
 use jsonrpc::simple_http::SimpleHttpTransport;
 use jsonrpc::Client;
 use serde_json::value::RawValue;
@@ -50,7 +51,7 @@ pub fn main() {
             .expect("Scanning key from the storage should be valid")
             .0
             .into_iter()
-            .next()
+            .exactly_one()
             .expect("There should be exactly one dfvk");
 
         let ufvk_with_acc_id = HashMap::from([(