replace "dep" with "go mod"

A simple "go mod init && go mod tidy && go mod vendor" was enough and
mostly seems to have picked the same revisions of the dependencies as
before. Notable exceptions are klog and gogo/protobuf.

vendor/github.com/json-iterator/go/.codecov.yml

@@ -0,0 +1,3 @@
+ignore:
+    - "output_tests/.*"
+

vendor/github.com/json-iterator/go/.gitignore

@@ -0,0 +1,4 @@
+/vendor
+/bug_test.go
+/coverage.txt
+/.idea

vendor/github.com/json-iterator/go/.travis.yml

@@ -0,0 +1,14 @@
+language: go
+
+go:
+  - 1.8.x
+  - 1.x
+
+before_install:
+  - go get -t -v ./...
+
+script:
+  - ./test.sh
+
+after_success:
+  - bash <(curl -s https://codecov.io/bash)

vendor/github.com/json-iterator/go/Gopkg.lock

@@ -0,0 +1,21 @@
+# This file is autogenerated, do not edit; changes may be undone by the next 'dep ensure'.
+
+
+[[projects]]
+  name = "github.com/modern-go/concurrent"
+  packages = ["."]
+  revision = "e0a39a4cb4216ea8db28e22a69f4ec25610d513a"
+  version = "1.0.0"
+
+[[projects]]
+  name = "github.com/modern-go/reflect2"
+  packages = ["."]
+  revision = "4b7aa43c6742a2c18fdef89dd197aaae7dac7ccd"
+  version = "1.0.1"
+
+[solve-meta]
+  analyzer-name = "dep"
+  analyzer-version = 1
+  inputs-digest = "ea54a775e5a354cb015502d2e7aa4b74230fc77e894f34a838b268c25ec8eeb8"
+  solver-name = "gps-cdcl"
+  solver-version = 1

vendor/github.com/json-iterator/go/Gopkg.toml

@@ -0,0 +1,26 @@
+# Gopkg.toml example
+#
+# Refer to https://github.com/golang/dep/blob/master/docs/Gopkg.toml.md
+# for detailed Gopkg.toml documentation.
+#
+# required = ["github.com/user/thing/cmd/thing"]
+# ignored = ["github.com/user/project/pkgX", "bitbucket.org/user/project/pkgA/pkgY"]
+#
+# [[constraint]]
+#   name = "github.com/user/project"
+#   version = "1.0.0"
+#
+# [[constraint]]
+#   name = "github.com/user/project2"
+#   branch = "dev"
+#   source = "github.com/myfork/project2"
+#
+# [[override]]
+#  name = "github.com/x/y"
+#  version = "2.4.0"
+
+ignored = ["github.com/davecgh/go-spew*","github.com/google/gofuzz*","github.com/stretchr/testify*"]
+
+[[constraint]]
+  name = "github.com/modern-go/reflect2"
+  version = "1.0.1"

vendor/github.com/json-iterator/go/README.md

@@ -0,0 +1,87 @@
+[![Sourcegraph](https://sourcegraph.com/github.com/json-iterator/go/-/badge.svg)](https://sourcegraph.com/github.com/json-iterator/go?badge)
+[![GoDoc](http://img.shields.io/badge/go-documentation-blue.svg?style=flat-square)](http://godoc.org/github.com/json-iterator/go)
+[![Build Status](https://travis-ci.org/json-iterator/go.svg?branch=master)](https://travis-ci.org/json-iterator/go)
+[![codecov](https://codecov.io/gh/json-iterator/go/branch/master/graph/badge.svg)](https://codecov.io/gh/json-iterator/go)
+[![rcard](https://goreportcard.com/badge/github.com/json-iterator/go)](https://goreportcard.com/report/github.com/json-iterator/go)
+[![License](http://img.shields.io/badge/license-mit-blue.svg?style=flat-square)](https://raw.githubusercontent.com/json-iterator/go/master/LICENSE)
+[![Gitter chat](https://badges.gitter.im/gitterHQ/gitter.png)](https://gitter.im/json-iterator/Lobby)
+
+A high-performance 100% compatible drop-in replacement of "encoding/json"
+
+You can also use thrift like JSON using [thrift-iterator](https://github.com/thrift-iterator/go)
+
+# Benchmark
+
+![benchmark](http://jsoniter.com/benchmarks/go-benchmark.png)
+
+Source code: https://github.com/json-iterator/go-benchmark/blob/master/src/github.com/json-iterator/go-benchmark/benchmark_medium_payload_test.go
+
+Raw Result (easyjson requires static code generation)
+
+| | ns/op | allocation bytes | allocation times |
+| --- | --- | --- | --- |
+| std decode | 35510 ns/op | 1960 B/op | 99 allocs/op |
+| easyjson decode | 8499 ns/op | 160 B/op | 4 allocs/op |
+| jsoniter decode | 5623 ns/op | 160 B/op | 3 allocs/op |
+| std encode | 2213 ns/op | 712 B/op | 5 allocs/op |
+| easyjson encode | 883 ns/op | 576 B/op | 3 allocs/op |
+| jsoniter encode | 837 ns/op | 384 B/op | 4 allocs/op |
+
+Always benchmark with your own workload. 
+The result depends heavily on the data input.
+
+# Usage
+
+100% compatibility with standard lib
+
+Replace
+
+```go
+import "encoding/json"
+json.Marshal(&data)
+```
+
+with 
+
+```go
+import "github.com/json-iterator/go"
+
+var json = jsoniter.ConfigCompatibleWithStandardLibrary
+json.Marshal(&data)
+```
+
+Replace
+
+```go
+import "encoding/json"
+json.Unmarshal(input, &data)
+```
+
+with
+
+```go
+import "github.com/json-iterator/go"
+
+var json = jsoniter.ConfigCompatibleWithStandardLibrary
+json.Unmarshal(input, &data)
+```
+
+[More documentation](http://jsoniter.com/migrate-from-go-std.html)
+
+# How to get
+
+```
+go get github.com/json-iterator/go
+```
+
+# Contribution Welcomed !
+
+Contributors
+
+* [thockin](https://github.com/thockin) 
+* [mattn](https://github.com/mattn)
+* [cch123](https://github.com/cch123)
+* [Oleg Shaldybin](https://github.com/olegshaldybin)
+* [Jason Toffaletti](https://github.com/toffaletti)
+
+Report issue or pull request, or email taowen@gmail.com, or [![Gitter chat](https://badges.gitter.im/gitterHQ/gitter.png)](https://gitter.im/json-iterator/Lobby)

vendor/github.com/json-iterator/go/adapter.go

@@ -16,7 +16,7 @@ func Unmarshal(data []byte, v interface{}) error {
 	return ConfigDefault.Unmarshal(data, v)
 }
 
-// UnmarshalFromString convenient method to read from string instead of []byte
+// UnmarshalFromString is a convenient method to read from string instead of []byte
 func UnmarshalFromString(str string, v interface{}) error {
 	return ConfigDefault.UnmarshalFromString(str, v)
 }

vendor/github.com/json-iterator/go/build.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+set -e
+set -x
+
+if [ ! -d /tmp/build-golang/src/github.com/json-iterator ]; then
+    mkdir -p /tmp/build-golang/src/github.com/json-iterator
+    ln -s $PWD /tmp/build-golang/src/github.com/json-iterator/go
+fi
+export GOPATH=/tmp/build-golang
+go get -u github.com/golang/dep/cmd/dep
+cd /tmp/build-golang/src/github.com/json-iterator/go
+exec $GOPATH/bin/dep ensure -update

vendor/github.com/json-iterator/go/fuzzy_mode_convert_table.md

@@ -0,0 +1,7 @@
+| json type \ dest type | bool | int | uint | float |string|
+| --- | --- | --- | --- |--|--|
+| number | positive => true <br/> negative => true <br/> zero => false| 23.2 => 23 <br/> -32.1 => -32| 12.1 => 12 <br/> -12.1 => 0|as normal|same as origin|
+| string | empty string => false <br/> string "0" => false <br/> other strings => true | "123.32" => 123 <br/> "-123.4" => -123 <br/> "123.23xxxw" => 123 <br/>  "abcde12" => 0 <br/> "-32.1" => -32| 13.2 => 13 <br/> -1.1 => 0 |12.1 => 12.1 <br/> -12.3 => -12.3<br/> 12.4xxa => 12.4 <br/> +1.1e2 =>110 |same as origin|
+| bool | true => true <br/> false => false| true => 1 <br/> false => 0 | true => 1 <br/> false => 0 |true => 1 <br/>false => 0|true => "true" <br/> false => "false"|
+| object | true | 0 | 0 |0|originnal json|
+| array | empty array => false <br/> nonempty array => true| [] => 0 <br/> [1,2] => 1 | [] => 0 <br/> [1,2] => 1 |[] => 0<br/>[1,2] => 1|original json|

vendor/github.com/json-iterator/go/go.mod

@@ -0,0 +1,11 @@
+module github.com/json-iterator/go
+
+go 1.12
+
+require (
+	github.com/davecgh/go-spew v1.1.1
+	github.com/google/gofuzz v1.0.0
+	github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421
+	github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742
+	github.com/stretchr/testify v1.3.0
+)

vendor/github.com/json-iterator/go/go.sum

@@ -0,0 +1,14 @@
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/google/gofuzz v1.0.0 h1:A8PeW59pxE9IoFRqBp37U+mSNaQoZ46F1f0f863XSXw=
+github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
+github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421 h1:ZqeYNhU3OHLH3mGKHDcjJRFFRrJa6eAM5H+CtDdOsPc=
+github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
+github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742 h1:Esafd1046DLDQ0W1YjYsBW+p8U2u7vzgW2SQVmlNazg=
+github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q=
+github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=

vendor/github.com/json-iterator/go/iter_skip.go

@@ -37,17 +37,24 @@ func (iter *Iterator) SkipAndReturnBytes() []byte {
 	return iter.stopCapture()
 }
 
-type captureBuffer struct {
-	startedAt int
-	captured  []byte
+// SkipAndAppendBytes skips next JSON element and appends its content to
+// buffer, returning the result.
+func (iter *Iterator) SkipAndAppendBytes(buf []byte) []byte {
+	iter.startCaptureTo(buf, iter.head)
+	iter.Skip()
+	return iter.stopCapture()
 }
 
-func (iter *Iterator) startCapture(captureStartedAt int) {
+func (iter *Iterator) startCaptureTo(buf []byte, captureStartedAt int) {
 	if iter.captured != nil {
 		panic("already in capture mode")
 	}
 	iter.captureStartedAt = captureStartedAt
-	iter.captured = make([]byte, 0, 32)
+	iter.captured = buf
+}
+
+func (iter *Iterator) startCapture(captureStartedAt int) {
+	iter.startCaptureTo(make([]byte, 0, 32), captureStartedAt)
 }
 
 func (iter *Iterator) stopCapture() []byte {
@@ -58,13 +65,7 @@ func (iter *Iterator) stopCapture() []byte {
 	remaining := iter.buf[iter.captureStartedAt:iter.head]
 	iter.captureStartedAt = -1
 	iter.captured = nil
-	if len(captured) == 0 {
-		copied := make([]byte, len(remaining))
-		copy(copied, remaining)
-		return copied
-	}
-	captured = append(captured, remaining...)
-	return captured
+	return append(captured, remaining...)
 }
 
 // Skip skips a json object and positions to relatively the next json object

vendor/github.com/json-iterator/go/reflect_native.go

@@ -432,17 +432,19 @@ func (codec *base64Codec) Decode(ptr unsafe.Pointer, iter *Iterator) {
 }
 
 func (codec *base64Codec) Encode(ptr unsafe.Pointer, stream *Stream) {
-	src := *((*[]byte)(ptr))
-	if len(src) == 0 {
+	if codec.sliceType.UnsafeIsNil(ptr) {
 		stream.WriteNil()
 		return
 	}
+	src := *((*[]byte)(ptr))
 	encoding := base64.StdEncoding
 	stream.writeByte('"')
-	size := encoding.EncodedLen(len(src))
-	buf := make([]byte, size)
-	encoding.Encode(buf, src)
-	stream.buf = append(stream.buf, buf...)
+	if len(src) != 0 {
+		size := encoding.EncodedLen(len(src))
+		buf := make([]byte, size)
+		encoding.Encode(buf, src)
+		stream.buf = append(stream.buf, buf...)
+	}
 	stream.writeByte('"')
 }
 

vendor/github.com/json-iterator/go/reflect_struct_decoder.go

@@ -530,8 +530,8 @@ func (decoder *generalStructDecoder) decodeOneField(ptr unsafe.Pointer, iter *It
 		}
 	}
 	if fieldDecoder == nil {
-		msg := "found unknown field: " + field
 		if decoder.disallowUnknownFields {
+			msg := "found unknown field: " + field
 			iter.ReportError("ReadObject", msg)
 		}
 		c := iter.nextToken()

vendor/github.com/json-iterator/go/stream_float.go

@@ -1,6 +1,7 @@
 package jsoniter
 
 import (
+	"fmt"
 	"math"
 	"strconv"
 )
@@ -13,6 +14,10 @@ func init() {
 
 // WriteFloat32 write float32 to stream
 func (stream *Stream) WriteFloat32(val float32) {
+	if math.IsInf(float64(val), 0) || math.IsNaN(float64(val)) {
+		stream.Error = fmt.Errorf("unsupported value: %f", val)
+		return
+	}
 	abs := math.Abs(float64(val))
 	fmt := byte('f')
 	// Note: Must use float32 comparisons for underlying float32 value to get precise cutoffs right.
@@ -26,6 +31,10 @@ func (stream *Stream) WriteFloat32(val float32) {
 
 // WriteFloat32Lossy write float32 to stream with ONLY 6 digits precision although much much faster
 func (stream *Stream) WriteFloat32Lossy(val float32) {
+	if math.IsInf(float64(val), 0) || math.IsNaN(float64(val)) {
+		stream.Error = fmt.Errorf("unsupported value: %f", val)
+		return
+	}
 	if val < 0 {
 		stream.writeByte('-')
 		val = -val
@@ -54,6 +63,10 @@ func (stream *Stream) WriteFloat32Lossy(val float32) {
 
 // WriteFloat64 write float64 to stream
 func (stream *Stream) WriteFloat64(val float64) {
+	if math.IsInf(val, 0) || math.IsNaN(val) {
+		stream.Error = fmt.Errorf("unsupported value: %f", val)
+		return
+	}
 	abs := math.Abs(val)
 	fmt := byte('f')
 	// Note: Must use float32 comparisons for underlying float32 value to get precise cutoffs right.
@@ -67,6 +80,10 @@ func (stream *Stream) WriteFloat64(val float64) {
 
 // WriteFloat64Lossy write float64 to stream with ONLY 6 digits precision although much much faster
 func (stream *Stream) WriteFloat64Lossy(val float64) {
+	if math.IsInf(val, 0) || math.IsNaN(val) {
+		stream.Error = fmt.Errorf("unsupported value: %f", val)
+		return
+	}
 	if val < 0 {
 		stream.writeByte('-')
 		val = -val

vendor/github.com/json-iterator/go/test.sh

@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+
+set -e
+echo "" > coverage.txt
+
+for d in $(go list ./... | grep -v vendor); do
+    go test -coverprofile=profile.out -coverpkg=github.com/json-iterator/go $d
+    if [ -f profile.out ]; then
+        cat profile.out >> coverage.txt
+        rm profile.out
+    fi
+done