From 818c3198c1d7c08d0c1310ff6390a8f42e1a29da Mon Sep 17 00:00:00 2001
From: Michael Vines <mvines@gmail.com>
Date: Mon, 19 Apr 2021 12:45:37 -0700
Subject: [PATCH] Add line numbers to `solana validators` output

---
 cli-output/src/cli_output.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/cli-output/src/cli_output.rs b/cli-output/src/cli_output.rs
index c6c2e6f9bd..61a9f0fb33 100644
--- a/cli-output/src/cli_output.rs
+++ b/cli-output/src/cli_output.rs
@@ -376,6 +376,9 @@ impl fmt::Display for CliValidators {
                 },
             )
         }
+
+        let padding = ((self.validators.len() + 1) as f64).log10().floor() as usize + 1;
+        write!(f, "{:padding$}", " ", padding = padding)?;
         writeln!(
             f,
             "{}",
@@ -425,7 +428,8 @@ impl fmt::Display for CliValidators {
             sorted_validators.reverse();
         }
 
-        for validator in &sorted_validators {
+        for (i, validator) in sorted_validators.iter().enumerate() {
+            write!(f, "{:padding$}", i + 1, padding = padding)?;
             write_vote_account(
                 f,
                 validator,