From 761e7bb5f5b320853a8e06ef6b857dadb44cb2ea Mon Sep 17 00:00:00 2001
From: Jake Lang <jak3lang@gmail.com>
Date: Sat, 26 Jan 2019 22:00:06 -0500
Subject: [PATCH] Add type conversion traits in case no_std is enabled

---
 src/convert.rs | 9 +++++++++
 src/lib.rs     | 3 ++-
 2 files changed, 11 insertions(+), 1 deletion(-)
 create mode 100644 src/convert.rs

diff --git a/src/convert.rs b/src/convert.rs
new file mode 100644
index 0000000..4c49458
--- /dev/null
+++ b/src/convert.rs
@@ -0,0 +1,9 @@
+use super::*;
+
+pub trait From<T>: Sized {
+    fn from(_: T) -> Self;
+}
+
+pub trait Into<T>: Sized {
+    fn from(self) -> T;
+}
diff --git a/src/lib.rs b/src/lib.rs
index ea47800..b21286f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,3 +1,5 @@
+#[cfg(not(feature = "std"))]
+pub mod convert;
 /// ewasm_api is a library used to interface with Ethereum's EEI in Ewasm, a set of enhancements to
 /// the Ethereum smart contract platform.
 /// ewasm_api exposes both a set of unsafe "native" functions representing the actual EEI
@@ -18,7 +20,6 @@
 ///     finish_data(&a.bytes);
 /// }
 /// ```
-
 pub mod types;
 
 mod native;