From 520645c48b8eee9fb866d8427d013fec14ee51f4 Mon Sep 17 00:00:00 2001
From: Georgios Konstantopoulos <me@gakonst.com>
Date: Fri, 3 Sep 2021 17:50:50 +0300
Subject: [PATCH] chore: add changelog for #427 changes (#428)

---
 CHANGELOG.md                  |  2 ++
 ethers-core/src/utils/solc.rs | 16 ++++++++++++++++
 2 files changed, 18 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 29b91113..a537f377 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,8 @@
 
 ### Unreleased
 
+* Allow configuring the optimizer & passing arbitrary arguments to solc [#427](https://github.com/gakonst/ethers-rs/pull/427)
+
 ### 0.5.2
 * Correctly RLP Encode transactions as received from the mempool ([#415](https://github.com/gakonst/ethers-rs/pull/415))
 
diff --git a/ethers-core/src/utils/solc.rs b/ethers-core/src/utils/solc.rs
index e3886169..da4692e7 100644
--- a/ethers-core/src/utils/solc.rs
+++ b/ethers-core/src/utils/solc.rs
@@ -210,6 +210,22 @@ impl Solc {
     }
 
     /// Sets the optimizer runs (default = 200). None indicates no optimization
+    ///
+    /// ```rust,no_run
+    /// use ethers_core::utils::Solc;
+    ///
+    /// // No optimization
+    /// let contracts = Solc::new("./contracts/*")
+    ///     .optimizer(None)
+    ///     .build().unwrap();
+    ///
+    /// // Some(200) is default, optimizer on with 200 runs
+    /// // .arg() allows passing arbitrary args to solc command
+    /// let optimized_contracts = Solc::new("./contracts/*")
+    ///     .optimizer(Some(200))
+    ///     .arg("--metadata-hash=none")
+    ///     .build().unwrap();
+    /// ```
     pub fn optimizer(mut self, runs: Option<usize>) -> Self {
         self.optimizer = runs;
         self