Add `go mod` support (#2503)

* Remove vendor and go-dep

Signed-off-by: Yong Tang <yong.tang.github@outlook.com>

* Add go.mod

Signed-off-by: Yong Tang <yong.tang.github@outlook.com>

* Update Makefile and .travis.yml

Signed-off-by: Yong Tang <yong.tang.github@outlook.com>

2 files changed, 0 insertions, 64 deletions

diff --git a/vendor/github.com/eapache/go-xerial-snappy/LICENSE b/vendor/github.com/eapache/go-xerial-snappy/LICENSE
deleted file mode 100644
index 5bf3688d9..000000000
--- a/vendor/github.com/eapache/go-xerial-snappy/LICENSE
+++ /dev/null
@@ -1,21 +0,0 @@
-The MIT License (MIT)
-
-Copyright (c) 2016 Evan Huus
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
diff --git a/vendor/github.com/eapache/go-xerial-snappy/snappy.go b/vendor/github.com/eapache/go-xerial-snappy/snappy.go
deleted file mode 100644
index b8f8b51fc..000000000
--- a/vendor/github.com/eapache/go-xerial-snappy/snappy.go
+++ /dev/null
@@ -1,43 +0,0 @@
-package snappy
-
-import (
-	"bytes"
-	"encoding/binary"
-
-	master "github.com/golang/snappy"
-)
-
-var xerialHeader = []byte{130, 83, 78, 65, 80, 80, 89, 0}
-
-// Encode encodes data as snappy with no framing header.
-func Encode(src []byte) []byte {
-	return master.Encode(nil, src)
-}
-
-// Decode decodes snappy data whether it is traditional unframed
-// or includes the xerial framing format.
-func Decode(src []byte) ([]byte, error) {
-	if !bytes.Equal(src[:8], xerialHeader) {
-		return master.Decode(nil, src)
-	}
-
-	var (
-		pos   = uint32(16)
-		max   = uint32(len(src))
-		dst   = make([]byte, 0, len(src))
-		chunk []byte
-		err   error
-	)
-	for pos < max {
-		size := binary.BigEndian.Uint32(src[pos : pos+4])
-		pos += 4
-
-		chunk, err = master.Decode(chunk, src[pos:pos+size])
-		if err != nil {
-			return nil, err
-		}
-		pos += size
-		dst = append(dst, chunk...)
-	}
-	return dst, nil
-}