Rust 2018 cleanup

2018-12-14 20:39:10 -08:00
parent aaa5cd4615
commit fd562cb9e2
59 changed files with 109 additions and 209 deletions
--- a/ledger-tool/src/main.rs
+++ b/ledger-tool/src/main.rs
@@ -1,11 +1,6 @@
-#[macro_use]
-extern crate clap;
-use serde_json;
-
-use clap::{App, Arg, SubCommand};
+use clap::{crate_version, App, Arg, SubCommand};
 use solana::bank::Bank;
 use solana::ledger::{read_ledger, verify_ledger};
-
 use std::io::{stdout, Write};
 use std::process::exit;