From c837fb9c291047cf410891a4ea83e92ba32386f1 Mon Sep 17 00:00:00 2001
From: Laurentiu Nicola <lnicola@dend.ro>
Date: Thu, 2 Aug 2018 19:33:22 +0300
Subject: [PATCH] refactor(lib): replace Vec::set_len(0) with clear

---
 src/body/chunk.rs    | 2 +-
 src/proto/h1/io.rs   | 8 ++------
 src/proto/h1/role.rs | 5 +----
 3 files changed, 4 insertions(+), 11 deletions(-)

diff --git a/src/body/chunk.rs b/src/body/chunk.rs
index 7cf7237451..e5d5aed487 100644
--- a/src/body/chunk.rs
+++ b/src/body/chunk.rs
@@ -179,7 +179,7 @@ mod tests {
             let chunk = ::Chunk::from(s);
             dst.put(chunk);
             ::test::black_box(&dst);
-            unsafe { dst.set_len(0); }
+            dst.clear();
         })
     }
 }
diff --git a/src/proto/h1/io.rs b/src/proto/h1/io.rs
index 441dec74f4..012400e013 100644
--- a/src/proto/h1/io.rs
+++ b/src/proto/h1/io.rs
@@ -275,9 +275,7 @@ impl<T: AsRef<[u8]>> Cursor<T> {
 impl Cursor<Vec<u8>> {
     fn reset(&mut self) {
         self.pos = 0;
-        unsafe {
-            self.bytes.set_len(0);
-        }
+        self.bytes.clear();
     }
 }
 
@@ -717,9 +715,7 @@ mod tests {
             let chunk = ::Chunk::from(s);
             write_buf.buffer(chunk);
             ::test::black_box(&write_buf);
-            unsafe {
-                write_buf.headers.bytes.set_len(0);
-            }
+            write_buf.headers.bytes.clear();
         })
     }
 }
diff --git a/src/proto/h1/role.rs b/src/proto/h1/role.rs
index 61cfdd09da..e2a1131d46 100644
--- a/src/proto/h1/role.rs
+++ b/src/proto/h1/role.rs
@@ -1525,10 +1525,7 @@ mod tests {
             assert_eq!(vec.len(), len);
             ::test::black_box(&vec);
 
-            // reset Vec<u8> to 0 (always safe)
-            unsafe {
-                vec.set_len(0);
-            }
+            vec.clear();
         })
     }
 }