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path: root/vendor/go.opencensus.io/internal/tagencoding/tagencoding.go
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Diffstat (limited to 'vendor/go.opencensus.io/internal/tagencoding/tagencoding.go')
-rw-r--r--vendor/go.opencensus.io/internal/tagencoding/tagencoding.go72
1 files changed, 0 insertions, 72 deletions
diff --git a/vendor/go.opencensus.io/internal/tagencoding/tagencoding.go b/vendor/go.opencensus.io/internal/tagencoding/tagencoding.go
deleted file mode 100644
index 3b1af8b..0000000
--- a/vendor/go.opencensus.io/internal/tagencoding/tagencoding.go
+++ /dev/null
@@ -1,72 +0,0 @@
-// Copyright 2017, OpenCensus Authors
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-//
-
-// Package tagencoding contains the tag encoding
-// used interally by the stats collector.
-package tagencoding // import "go.opencensus.io/internal/tagencoding"
-
-type Values struct {
- Buffer []byte
- WriteIndex int
- ReadIndex int
-}
-
-func (vb *Values) growIfRequired(expected int) {
- if len(vb.Buffer)-vb.WriteIndex < expected {
- tmp := make([]byte, 2*(len(vb.Buffer)+1)+expected)
- copy(tmp, vb.Buffer)
- vb.Buffer = tmp
- }
-}
-
-func (vb *Values) WriteValue(v []byte) {
- length := len(v) & 0xff
- vb.growIfRequired(1 + length)
-
- // writing length of v
- vb.Buffer[vb.WriteIndex] = byte(length)
- vb.WriteIndex++
-
- if length == 0 {
- // No value was encoded for this key
- return
- }
-
- // writing v
- copy(vb.Buffer[vb.WriteIndex:], v[:length])
- vb.WriteIndex += length
-}
-
-// ReadValue is the helper method to read the values when decoding valuesBytes to a map[Key][]byte.
-func (vb *Values) ReadValue() []byte {
- // read length of v
- length := int(vb.Buffer[vb.ReadIndex])
- vb.ReadIndex++
- if length == 0 {
- // No value was encoded for this key
- return nil
- }
-
- // read value of v
- v := make([]byte, length)
- endIdx := vb.ReadIndex + length
- copy(v, vb.Buffer[vb.ReadIndex:endIdx])
- vb.ReadIndex = endIdx
- return v
-}
-
-func (vb *Values) Bytes() []byte {
- return vb.Buffer[:vb.WriteIndex]
-}