From 6464e32ea97fe0b18f75becc82cba9b19dfe453c Mon Sep 17 00:00:00 2001
From: Paul Dicker <pitdicker@gmail.com>
Date: Wed, 20 Feb 2019 08:18:29 +0100
Subject: Use standard Read/Write traits in sys::stdio

---
 src/libstd/sys/wasm/stdio.rs | 26 ++++++++++++++++----------
 1 file changed, 16 insertions(+), 10 deletions(-)

(limited to 'src/libstd/sys/wasm')

diff --git a/src/libstd/sys/wasm/stdio.rs b/src/libstd/sys/wasm/stdio.rs
index 015d3f20660..657655004e9 100644
--- a/src/libstd/sys/wasm/stdio.rs
+++ b/src/libstd/sys/wasm/stdio.rs
@@ -9,9 +9,11 @@ impl Stdin {
     pub fn new() -> io::Result<Stdin> {
         Ok(Stdin)
     }
+}
 
-    pub fn read(&self, data: &mut [u8]) -> io::Result<usize> {
-        Ok(ReadSysCall::perform(0, data))
+impl io::Read for Stdin {
+    fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
+        Ok(ReadSysCall::perform(0, buf))
     }
 }
 
@@ -19,13 +21,15 @@ impl Stdout {
     pub fn new() -> io::Result<Stdout> {
         Ok(Stdout)
     }
+}
 
-    pub fn write(&self, data: &[u8]) -> io::Result<usize> {
-        WriteSysCall::perform(1, data);
-        Ok(data.len())
+impl io::Write for Stdout {
+    fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
+        WriteSysCall::perform(1, buf);
+        Ok(buf.len())
     }
 
-    pub fn flush(&self) -> io::Result<()> {
+    fn flush(&mut self) -> io::Result<()> {
         Ok(())
     }
 }
@@ -34,13 +38,15 @@ impl Stderr {
     pub fn new() -> io::Result<Stderr> {
         Ok(Stderr)
     }
+}
 
-    pub fn write(&self, data: &[u8]) -> io::Result<usize> {
-        WriteSysCall::perform(2, data);
-        Ok(data.len())
+impl io::Write for Stderr {
+    fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
+        WriteSysCall::perform(2, buf);
+        Ok(buf.len())
     }
 
-    pub fn flush(&self) -> io::Result<()> {
+    fn flush(&mut self) -> io::Result<()> {
         Ok(())
     }
 }
-- 
cgit 1.4.1-3-g733a5