From 4b47a96acd52fb2bc8f107fb970afc8bd1adf0eb Mon Sep 17 00:00:00 2001
From: James Dyson <theavitex@gmail.com>
Date: Mon, 21 Jan 2019 14:12:27 +0000
Subject: [PATCH] Ensure inner buffer is empty for generic writer

---
 sehn/src/utils/writer.rs | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/sehn/src/utils/writer.rs b/sehn/src/utils/writer.rs
index 4a70ba3..e283ee6 100644
--- a/sehn/src/utils/writer.rs
+++ b/sehn/src/utils/writer.rs
@@ -11,7 +11,10 @@ impl<T> From<T> for GenericBufferWriter<T>
 	where T: GenericWriteBuffer + GenericReadBuffer
 {
 	fn from(buf: T) -> Self {
-		Self { buf }
+		let mut gen_buf = Self { buf };
+		// Ensure the buffer is empty.
+		gen_buf.clear();
+		gen_buf
 	}
 }
 
@@ -22,10 +25,6 @@ impl<T> GenericBufferWriter<T>
         self.buf
     }
 
-	pub fn clear(&mut self) {
-		self.buf.clear();
-	}
-
     pub fn as_str(&self) -> &str {
 		unsafe { core::str::from_utf8_unchecked(self.buf.as_slice()) }
 	}
@@ -34,6 +33,11 @@ impl<T> GenericBufferWriter<T>
 	pub fn to_string(self) -> String {
 		unsafe { String::from_utf8_unchecked(self.buf.to_vec()) }
 	}
+
+	#[inline]
+	pub fn clear(&mut self) {
+		self.buf.clear();
+	}
 }
 
 impl<T> Write for &mut GenericBufferWriter<T>