code review 156115: gofmt -r 'α[β:len(α)] -> α[β:]' -w src/cmd src/pkg

src/pkg/bytes/buffer_test.go

 // Copyright 2009 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
 package bytes_test
 
 import (
         . "bytes";
         "rand";
         "testing";
@@ skipping 93 matching lines @@
         check(t, testname+" (empty 1)", buf, s);
 
         for {
                 n, err := buf.Read(fub);
                 if n == 0 {
                         break
                 }
                 if err != nil {
                         t.Errorf(testname+" (empty 2): err should always be nil, found err == %s\n", err)
                 }
-                s = s[n:len(s)];
+                s = s[n:];
                 check(t, testname+" (empty 3)", buf, s);
         }
 
         check(t, testname+" (empty 4)", buf, "");
 }
 
 
 func TestBasicOperations(t *testing.T) {
         var buf Buffer;
 
@@ skipping 96 matching lines @@
                 wlen := rand.Intn(len(data));
                 if i%2 == 0 {
                         s = fillString(t, "TestMixedReadsAndWrites (1)", &buf, s, 1, data[0:wlen])
                 } else {
                         s = fillBytes(t, "TestMixedReadsAndWrites (1)", &buf, s, 1, bytes[0:wlen])
                 }
 
                 rlen := rand.Intn(len(data));
                 fub := make([]byte, rlen);
                 n, _ := buf.Read(fub);
-                s = s[n:len(s)];
+                s = s[n:];
         }
         empty(t, "TestMixedReadsAndWrites (2)", &buf, s, make([]byte, buf.Len()));
 }
 
 
 func TestNil(t *testing.T) {
         var b *Buffer;
         if b.String() != "<nil>" {
                 t.Error("expcted <nil>; got %q", b.String())
         }
 }