From e29a49f1071204ae3570b1ffd5c6935f86989dd2 Mon Sep 17 00:00:00 2001
From: "mergify[bot]" <37929162+mergify[bot]@users.noreply.github.com>
Date: Wed, 28 Oct 2020 20:54:56 +0900
Subject: [PATCH] Use pico inflation for ledger-tool capitalization
 --enable-inflation (#13215) (#13221)

* Use pico inflation for ledger-tool capitalization --enable-inflation

* rust fmt

(cherry picked from commit 7d2962135d032e9fde0bcd52fb9bd6e7fb85b1e8)

Co-authored-by: Ryo Onodera <ryoqun@gmail.com>
---
 ledger-tool/src/main.rs | 2 +-
 runtime/src/bank.rs     | 2 +-
 sdk/src/inflation.rs    | 4 ++++
 3 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/ledger-tool/src/main.rs b/ledger-tool/src/main.rs
index 065f94d0a5..c6a73839f3 100644
--- a/ledger-tool/src/main.rs
+++ b/ledger-tool/src/main.rs
@@ -2002,7 +2002,7 @@ fn main() {
                         }
 
                         if arg_matches.is_present("enable_inflation") {
-                            let inflation = Inflation::default();
+                            let inflation = Inflation::pico();
                             println!(
                                 "Forcing to: {:?} (was: {:?})",
                                 inflation,
diff --git a/runtime/src/bank.rs b/runtime/src/bank.rs
index 8f7ab2d3c7..567bbcdd9f 100644
--- a/runtime/src/bank.rs
+++ b/runtime/src/bank.rs
@@ -3831,7 +3831,7 @@ impl Bank {
         let new_feature_activations = self.compute_active_feature_set(!init_finish_or_warp);
 
         if new_feature_activations.contains(&feature_set::pico_inflation::id()) {
-            *self.inflation.write().unwrap() = Inflation::new_fixed(0.0001); // 0.01% inflation
+            *self.inflation.write().unwrap() = Inflation::pico();
             self.fee_rate_governor.burn_percent = 50; // 50% fee burn
             self.rent_collector.rent.burn_percent = 50; // 50% rent burn
         }
diff --git a/sdk/src/inflation.rs b/sdk/src/inflation.rs
index 58e42fe088..1cb783b263 100644
--- a/sdk/src/inflation.rs
+++ b/sdk/src/inflation.rs
@@ -65,6 +65,10 @@ impl Inflation {
         }
     }
 
+    pub fn pico() -> Self {
+        Self::new_fixed(0.0001) // 0.01% inflation
+    }
+
     /// inflation rate at year
     pub fn total(&self, year: f64) -> f64 {
         assert!(year >= 0.0);