vendor: update github.com/gogo/protobuf and github.com/golang/protobuf

cmd/vendor/github.com/cpuguy83/go-md2man/md2man/roff.go

@@ -118,11 +118,24 @@ func (r *roffRenderer) Paragraph(out *bytes.Buffer, text func() bool) {
 	}
 }
 
-// TODO: This might now work
 func (r *roffRenderer) Table(out *bytes.Buffer, header []byte, body []byte, columnData []int) {
-	out.WriteString(".TS\nallbox;\n")
+	out.WriteString("\n.TS\nallbox;\n")
 
+	max_delims := 0
+	lines := strings.Split(strings.TrimRight(string(header), "\n")+"\n"+strings.TrimRight(string(body), "\n"), "\n")
+	for _, w := range lines {
+		cur_delims := strings.Count(w, "\t")
+		if cur_delims > max_delims {
+			max_delims = cur_delims
+		}
+	}
+	out.Write([]byte(strings.Repeat("l ", max_delims+1) + "\n"))
+	out.Write([]byte(strings.Repeat("l ", max_delims+1) + ".\n"))
 	out.Write(header)
+	if len(header) > 0 {
+		out.Write([]byte("\n"))
+	}
+
 	out.Write(body)
 	out.WriteString("\n.TE\n")
 }
@@ -132,24 +145,30 @@ func (r *roffRenderer) TableRow(out *bytes.Buffer, text []byte) {
 		out.WriteString("\n")
 	}
 	out.Write(text)
-	out.WriteString("\n")
 }
 
 func (r *roffRenderer) TableHeaderCell(out *bytes.Buffer, text []byte, align int) {
 	if out.Len() > 0 {
-		out.WriteString(" ")
+		out.WriteString("\t")
 	}
-	out.Write(text)
+	if len(text) == 0 {
-	out.WriteString(" ")
+		text = []byte{' '}
+	}
+	out.Write([]byte("\\fB\\fC" + string(text) + "\\fR"))
 }
 
-// TODO: This is probably broken
 func (r *roffRenderer) TableCell(out *bytes.Buffer, text []byte, align int) {
 	if out.Len() > 0 {
 		out.WriteString("\t")
 	}
+	if len(text) > 30 {
+		text = append([]byte("T{\n"), text...)
+		text = append(text, []byte("\nT}")...)
+	}
+	if len(text) == 0 {
+		text = []byte{' '}
+	}
 	out.Write(text)
-	out.WriteString("\t")
 }
 
 func (r *roffRenderer) Footnotes(out *bytes.Buffer, text func() bool) {

cmd/vendor/github.com/gogo/protobuf/proto/decode.go

@@ -61,7 +61,6 @@ var ErrInternalBadWireType = errors.New("proto: internal error: bad wiretype for
 // int32, int64, uint32, uint64, bool, and enum
 // protocol buffer types.
 func DecodeVarint(buf []byte) (x uint64, n int) {
-	// x, n already 0
 	for shift := uint(0); shift < 64; shift += 7 {
 		if n >= len(buf) {
 			return 0, 0
@@ -78,13 +77,7 @@ func DecodeVarint(buf []byte) (x uint64, n int) {
 	return 0, 0
 }
 
-// DecodeVarint reads a varint-encoded integer from the Buffer.
+func (p *Buffer) decodeVarintSlow() (x uint64, err error) {
-// This is the format for the
-// int32, int64, uint32, uint64, bool, and enum
-// protocol buffer types.
-func (p *Buffer) DecodeVarint() (x uint64, err error) {
-	// x, err already 0
-
 	i := p.index
 	l := len(p.buf)
 
@@ -107,6 +100,107 @@ func (p *Buffer) DecodeVarint() (x uint64, err error) {
 	return
 }
 
+// DecodeVarint reads a varint-encoded integer from the Buffer.
+// This is the format for the
+// int32, int64, uint32, uint64, bool, and enum
+// protocol buffer types.
+func (p *Buffer) DecodeVarint() (x uint64, err error) {
+	i := p.index
+	buf := p.buf
+
+	if i >= len(buf) {
+		return 0, io.ErrUnexpectedEOF
+	} else if buf[i] < 0x80 {
+		p.index++
+		return uint64(buf[i]), nil
+	} else if len(buf)-i < 10 {
+		return p.decodeVarintSlow()
+	}
+
+	var b uint64
+	// we already checked the first byte
+	x = uint64(buf[i]) - 0x80
+	i++
+
+	b = uint64(buf[i])
+	i++
+	x += b << 7
+	if b&0x80 == 0 {
+		goto done
+	}
+	x -= 0x80 << 7
+
+	b = uint64(buf[i])
+	i++
+	x += b << 14
+	if b&0x80 == 0 {
+		goto done
+	}
+	x -= 0x80 << 14
+
+	b = uint64(buf[i])
+	i++
+	x += b << 21
+	if b&0x80 == 0 {
+		goto done
+	}
+	x -= 0x80 << 21
+
+	b = uint64(buf[i])
+	i++
+	x += b << 28
+	if b&0x80 == 0 {
+		goto done
+	}
+	x -= 0x80 << 28
+
+	b = uint64(buf[i])
+	i++
+	x += b << 35
+	if b&0x80 == 0 {
+		goto done
+	}
+	x -= 0x80 << 35
+
+	b = uint64(buf[i])
+	i++
+	x += b << 42
+	if b&0x80 == 0 {
+		goto done
+	}
+	x -= 0x80 << 42
+
+	b = uint64(buf[i])
+	i++
+	x += b << 49
+	if b&0x80 == 0 {
+		goto done
+	}
+	x -= 0x80 << 49
+
+	b = uint64(buf[i])
+	i++
+	x += b << 56
+	if b&0x80 == 0 {
+		goto done
+	}
+	x -= 0x80 << 56
+
+	b = uint64(buf[i])
+	i++
+	x += b << 63
+	if b&0x80 == 0 {
+		goto done
+	}
+	// x -= 0x80 << 63 // Always zero.
+
+	return 0, errOverflow
+
+done:
+	p.index = i
+	return x, nil
+}
+
 // DecodeFixed64 reads a 64-bit integer from the Buffer.
 // This is the format for the
 // fixed64, sfixed64, and double protocol buffer types.
@@ -340,6 +434,8 @@ func (p *Buffer) DecodeGroup(pb Message) error {
 // Buffer and places the decoded result in pb.  If the struct
 // underlying pb does not match the data in the buffer, the results can be
 // unpredictable.
+//
+// Unlike proto.Unmarshal, this does not reset pb before starting to unmarshal.
 func (p *Buffer) Unmarshal(pb Message) error {
 	// If the object can unmarshal itself, let it.
 	if u, ok := pb.(Unmarshaler); ok {

cmd/vendor/github.com/gogo/protobuf/proto/decode_gogo.go

@@ -98,7 +98,7 @@ func setPtrCustomType(base structPointer, f field, v interface{}) {
 	if v == nil {
 		return
 	}
-	structPointer_SetStructPointer(base, f, structPointer(reflect.ValueOf(v).Pointer()))
+	structPointer_SetStructPointer(base, f, toStructPointer(reflect.ValueOf(v)))
 }
 
 func setCustomType(base structPointer, f field, value interface{}) {
@@ -165,7 +165,8 @@ func (o *Buffer) dec_custom_slice_bytes(p *Properties, base structPointer) error
 	}
 	newBas := appendStructPointer(base, p.field, p.ctype)
 
-	setCustomType(newBas, 0, custom)
+	var zero field
+	setCustomType(newBas, zero, custom)
 
 	return nil
 }

cmd/vendor/github.com/gogo/protobuf/proto/duration.go

@@ -0,0 +1,100 @@
+// Go support for Protocol Buffers - Google's data interchange format
+//
+// Copyright 2016 The Go Authors.  All rights reserved.
+// https://github.com/golang/protobuf
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+package proto
+
+// This file implements conversions between google.protobuf.Duration
+// and time.Duration.
+
+import (
+	"errors"
+	"fmt"
+	"time"
+)
+
+const (
+	// Range of a Duration in seconds, as specified in
+	// google/protobuf/duration.proto. This is about 10,000 years in seconds.
+	maxSeconds = int64(10000 * 365.25 * 24 * 60 * 60)
+	minSeconds = -maxSeconds
+)
+
+// validateDuration determines whether the Duration is valid according to the
+// definition in google/protobuf/duration.proto. A valid Duration
+// may still be too large to fit into a time.Duration (the range of Duration
+// is about 10,000 years, and the range of time.Duration is about 290).
+func validateDuration(d *duration) error {
+	if d == nil {
+		return errors.New("duration: nil Duration")
+	}
+	if d.Seconds < minSeconds || d.Seconds > maxSeconds {
+		return fmt.Errorf("duration: %#v: seconds out of range", d)
+	}
+	if d.Nanos <= -1e9 || d.Nanos >= 1e9 {
+		return fmt.Errorf("duration: %#v: nanos out of range", d)
+	}
+	// Seconds and Nanos must have the same sign, unless d.Nanos is zero.
+	if (d.Seconds < 0 && d.Nanos > 0) || (d.Seconds > 0 && d.Nanos < 0) {
+		return fmt.Errorf("duration: %#v: seconds and nanos have different signs", d)
+	}
+	return nil
+}
+
+// DurationFromProto converts a Duration to a time.Duration. DurationFromProto
+// returns an error if the Duration is invalid or is too large to be
+// represented in a time.Duration.
+func durationFromProto(p *duration) (time.Duration, error) {
+	if err := validateDuration(p); err != nil {
+		return 0, err
+	}
+	d := time.Duration(p.Seconds) * time.Second
+	if int64(d/time.Second) != p.Seconds {
+		return 0, fmt.Errorf("duration: %#v is out of range for time.Duration", p)
+	}
+	if p.Nanos != 0 {
+		d += time.Duration(p.Nanos)
+		if (d < 0) != (p.Nanos < 0) {
+			return 0, fmt.Errorf("duration: %#v is out of range for time.Duration", p)
+		}
+	}
+	return d, nil
+}
+
+// DurationProto converts a time.Duration to a Duration.
+func durationProto(d time.Duration) *duration {
+	nanos := d.Nanoseconds()
+	secs := nanos / 1e9
+	nanos -= secs * 1e9
+	return &duration{
+		Seconds: secs,
+		Nanos:   int32(nanos),
+	}
+}

cmd/vendor/github.com/gogo/protobuf/proto/duration_gogo.go

@@ -0,0 +1,203 @@
+// Protocol Buffers for Go with Gadgets
+//
+// Copyright (c) 2016, The GoGo Authors. All rights reserved.
+// http://github.com/gogo/protobuf
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+package proto
+
+import (
+	"reflect"
+	"time"
+)
+
+var durationType = reflect.TypeOf((*time.Duration)(nil)).Elem()
+
+type duration struct {
+	Seconds int64 `protobuf:"varint,1,opt,name=seconds,proto3" json:"seconds,omitempty"`
+	Nanos   int32 `protobuf:"varint,2,opt,name=nanos,proto3" json:"nanos,omitempty"`
+}
+
+func (m *duration) Reset()       { *m = duration{} }
+func (*duration) ProtoMessage()  {}
+func (*duration) String() string { return "duration<string>" }
+
+func init() {
+	RegisterType((*duration)(nil), "gogo.protobuf.proto.duration")
+}
+
+func (o *Buffer) decDuration() (time.Duration, error) {
+	b, err := o.DecodeRawBytes(true)
+	if err != nil {
+		return 0, err
+	}
+	dproto := &duration{}
+	if err := Unmarshal(b, dproto); err != nil {
+		return 0, err
+	}
+	return durationFromProto(dproto)
+}
+
+func (o *Buffer) dec_duration(p *Properties, base structPointer) error {
+	d, err := o.decDuration()
+	if err != nil {
+		return err
+	}
+	word64_Set(structPointer_Word64(base, p.field), o, uint64(d))
+	return nil
+}
+
+func (o *Buffer) dec_ref_duration(p *Properties, base structPointer) error {
+	d, err := o.decDuration()
+	if err != nil {
+		return err
+	}
+	word64Val_Set(structPointer_Word64Val(base, p.field), o, uint64(d))
+	return nil
+}
+
+func (o *Buffer) dec_slice_duration(p *Properties, base structPointer) error {
+	d, err := o.decDuration()
+	if err != nil {
+		return err
+	}
+	newBas := appendStructPointer(base, p.field, reflect.SliceOf(reflect.PtrTo(durationType)))
+	var zero field
+	setPtrCustomType(newBas, zero, &d)
+	return nil
+}
+
+func (o *Buffer) dec_slice_ref_duration(p *Properties, base structPointer) error {
+	d, err := o.decDuration()
+	if err != nil {
+		return err
+	}
+	structPointer_Word64Slice(base, p.field).Append(uint64(d))
+	return nil
+}
+
+func size_duration(p *Properties, base structPointer) (n int) {
+	structp := structPointer_GetStructPointer(base, p.field)
+	if structPointer_IsNil(structp) {
+		return 0
+	}
+	dur := structPointer_Interface(structp, durationType).(*time.Duration)
+	d := durationProto(*dur)
+	size := Size(d)
+	return size + sizeVarint(uint64(size)) + len(p.tagcode)
+}
+
+func (o *Buffer) enc_duration(p *Properties, base structPointer) error {
+	structp := structPointer_GetStructPointer(base, p.field)
+	if structPointer_IsNil(structp) {
+		return ErrNil
+	}
+	dur := structPointer_Interface(structp, durationType).(*time.Duration)
+	d := durationProto(*dur)
+	data, err := Marshal(d)
+	if err != nil {
+		return err
+	}
+	o.buf = append(o.buf, p.tagcode...)
+	o.EncodeRawBytes(data)
+	return nil
+}
+
+func size_ref_duration(p *Properties, base structPointer) (n int) {
+	dur := structPointer_InterfaceAt(base, p.field, durationType).(*time.Duration)
+	d := durationProto(*dur)
+	size := Size(d)
+	return size + sizeVarint(uint64(size)) + len(p.tagcode)
+}
+
+func (o *Buffer) enc_ref_duration(p *Properties, base structPointer) error {
+	dur := structPointer_InterfaceAt(base, p.field, durationType).(*time.Duration)
+	d := durationProto(*dur)
+	data, err := Marshal(d)
+	if err != nil {
+		return err
+	}
+	o.buf = append(o.buf, p.tagcode...)
+	o.EncodeRawBytes(data)
+	return nil
+}
+
+func size_slice_duration(p *Properties, base structPointer) (n int) {
+	pdurs := structPointer_InterfaceAt(base, p.field, reflect.SliceOf(reflect.PtrTo(durationType))).(*[]*time.Duration)
+	durs := *pdurs
+	for i := 0; i < len(durs); i++ {
+		if durs[i] == nil {
+			return 0
+		}
+		dproto := durationProto(*durs[i])
+		size := Size(dproto)
+		n += len(p.tagcode) + size + sizeVarint(uint64(size))
+	}
+	return n
+}
+
+func (o *Buffer) enc_slice_duration(p *Properties, base structPointer) error {
+	pdurs := structPointer_InterfaceAt(base, p.field, reflect.SliceOf(reflect.PtrTo(durationType))).(*[]*time.Duration)
+	durs := *pdurs
+	for i := 0; i < len(durs); i++ {
+		if durs[i] == nil {
+			return errRepeatedHasNil
+		}
+		dproto := durationProto(*durs[i])
+		data, err := Marshal(dproto)
+		if err != nil {
+			return err
+		}
+		o.buf = append(o.buf, p.tagcode...)
+		o.EncodeRawBytes(data)
+	}
+	return nil
+}
+
+func size_slice_ref_duration(p *Properties, base structPointer) (n int) {
+	pdurs := structPointer_InterfaceAt(base, p.field, reflect.SliceOf(durationType)).(*[]time.Duration)
+	durs := *pdurs
+	for i := 0; i < len(durs); i++ {
+		dproto := durationProto(durs[i])
+		size := Size(dproto)
+		n += len(p.tagcode) + size + sizeVarint(uint64(size))
+	}
+	return n
+}
+
+func (o *Buffer) enc_slice_ref_duration(p *Properties, base structPointer) error {
+	pdurs := structPointer_InterfaceAt(base, p.field, reflect.SliceOf(durationType)).(*[]time.Duration)
+	durs := *pdurs
+	for i := 0; i < len(durs); i++ {
+		dproto := durationProto(durs[i])
+		data, err := Marshal(dproto)
+		if err != nil {
+			return err
+		}
+		o.buf = append(o.buf, p.tagcode...)
+		o.EncodeRawBytes(data)
+	}
+	return nil
+}

cmd/vendor/github.com/gogo/protobuf/proto/encode.go

@@ -234,10 +234,6 @@ func Marshal(pb Message) ([]byte, error) {
 	}
 	p := NewBuffer(nil)
 	err := p.Marshal(pb)
-	var state errorState
-	if err != nil && !state.shouldContinue(err, nil) {
-		return nil, err
-	}
 	if p.buf == nil && err == nil {
 		// Return a non-nil slice on success.
 		return []byte{}, nil
@@ -266,11 +262,8 @@ func (p *Buffer) Marshal(pb Message) error {
 	// Can the object marshal itself?
 	if m, ok := pb.(Marshaler); ok {
 		data, err := m.Marshal()
-		if err != nil {
-			return err
-		}
 		p.buf = append(p.buf, data...)
-		return nil
+		return err
 	}
 
 	t, base, err := getbase(pb)
@@ -282,7 +275,7 @@ func (p *Buffer) Marshal(pb Message) error {
 	}
 
 	if collectStats {
-		stats.Encode++
+		(stats).Encode++ // Parens are to work around a goimports bug.
 	}
 
 	if len(p.buf) > maxMarshalSize {
@@ -309,7 +302,7 @@ func Size(pb Message) (n int) {
 	}
 
 	if collectStats {
-		stats.Size++
+		(stats).Size++ // Parens are to work around a goimports bug.
 	}
 
 	return
@@ -1014,7 +1007,6 @@ func size_slice_struct_message(p *Properties, base structPointer) (n int) {
 		if p.isMarshaler {
 			m := structPointer_Interface(structp, p.stype).(Marshaler)
 			data, _ := m.Marshal()
-			n += len(p.tagcode)
 			n += sizeRawBytes(data)
 			continue
 		}
@@ -1083,10 +1075,17 @@ func (o *Buffer) enc_map(p *Properties, base structPointer) error {
 
 func (o *Buffer) enc_exts(p *Properties, base structPointer) error {
 	exts := structPointer_Extensions(base, p.field)
-	if err := encodeExtensions(exts); err != nil {
+
+	v, mu := exts.extensionsRead()
+	if v == nil {
+		return nil
+	}
+
+	mu.Lock()
+	defer mu.Unlock()
+	if err := encodeExtensionsMap(v); err != nil {
 		return err
 	}
-	v, _ := exts.extensionsRead()
 
 	return o.enc_map_body(v)
 }

cmd/vendor/github.com/gogo/protobuf/proto/encode_gogo.go

@@ -196,12 +196,10 @@ func size_ref_struct_message(p *Properties, base structPointer) int {
 // Encode a slice of references to message struct pointers ([]struct).
 func (o *Buffer) enc_slice_ref_struct_message(p *Properties, base structPointer) error {
 	var state errorState
-	ss := structPointer_GetStructPointer(base, p.field)
+	ss := structPointer_StructRefSlice(base, p.field, p.stype.Size())
-	ss1 := structPointer_GetRefStructPointer(ss, field(0))
+	l := ss.Len()
-	size := p.stype.Size()
-	l := structPointer_Len(base, p.field)
 	for i := 0; i < l; i++ {
-		structp := structPointer_Add(ss1, field(uintptr(i)*size))
+		structp := ss.Index(i)
 		if structPointer_IsNil(structp) {
 			return errRepeatedHasNil
 		}
@@ -233,13 +231,11 @@ func (o *Buffer) enc_slice_ref_struct_message(p *Properties, base structPointer)
 
 //TODO this is only copied, please fix this
 func size_slice_ref_struct_message(p *Properties, base structPointer) (n int) {
-	ss := structPointer_GetStructPointer(base, p.field)
+	ss := structPointer_StructRefSlice(base, p.field, p.stype.Size())
-	ss1 := structPointer_GetRefStructPointer(ss, field(0))
+	l := ss.Len()
-	size := p.stype.Size()
-	l := structPointer_Len(base, p.field)
 	n += l * len(p.tagcode)
 	for i := 0; i < l; i++ {
-		structp := structPointer_Add(ss1, field(uintptr(i)*size))
+		structp := ss.Index(i)
 		if structPointer_IsNil(structp) {
 			return // return the size up to this point
 		}

cmd/vendor/github.com/gogo/protobuf/proto/equal.go

@@ -54,13 +54,17 @@ Equality is defined in this way:
     in a proto3 .proto file, fields are not "set"; specifically,
     zero length proto3 "bytes" fields are equal (nil == {}).
   - Two repeated fields are equal iff their lengths are the same,
-    and their corresponding elements are equal (a "bytes" field,
+    and their corresponding elements are equal. Note a "bytes" field,
-    although represented by []byte, is not a repeated field)
+    although represented by []byte, is not a repeated field and the
+    rule for the scalar fields described above applies.
   - Two unset fields are equal.
   - Two unknown field sets are equal if their current
     encoded state is equal.
   - Two extension sets are equal iff they have corresponding
     elements that are pairwise equal.
+  - Two map fields are equal iff their lengths are the same,
+    and they contain the same set of elements. Zero-length map
+    fields are equal.
   - Every other combination of things are not equal.
 
 The return value is undefined if a and b are not protocol buffers.

cmd/vendor/github.com/gogo/protobuf/proto/extensions.go

@@ -167,6 +167,7 @@ type ExtensionDesc struct {
 	Field         int32       // field number
 	Name          string      // fully-qualified name of extension, for text formatting
 	Tag           string      // protobuf tag style
+	Filename      string      // name of the file in which the extension is defined
 }
 
 func (ed *ExtensionDesc) repeated() bool {
@@ -587,6 +588,9 @@ func ExtensionDescs(pb Message) ([]*ExtensionDesc, error) {
 	registeredExtensions := RegisteredExtensions(pb)
 
 	emap, mu := epb.extensionsRead()
+	if emap == nil {
+		return nil, nil
+	}
 	mu.Lock()
 	defer mu.Unlock()
 	extensions := make([]*ExtensionDesc, 0, len(emap))

cmd/vendor/github.com/gogo/protobuf/proto/lib.go

@@ -308,7 +308,7 @@ func GetStats() Stats { return stats }
 // temporary Buffer and are fine for most applications.
 type Buffer struct {
 	buf   []byte // encode/decode byte stream
-	index int    // write point
+	index int    // read point
 
 	// pools of basic types to amortize allocation.
 	bools   []bool

cmd/vendor/github.com/gogo/protobuf/proto/pointer_reflect_gogo.go

@@ -0,0 +1,85 @@
+// Protocol Buffers for Go with Gadgets
+//
+// Copyright (c) 2016, The GoGo Authors. All rights reserved.
+// http://github.com/gogo/protobuf
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+// +build appengine js
+
+package proto
+
+import (
+	"reflect"
+)
+
+func structPointer_FieldPointer(p structPointer, f field) structPointer {
+	panic("not implemented")
+}
+
+func appendStructPointer(base structPointer, f field, typ reflect.Type) structPointer {
+	panic("not implemented")
+}
+
+func structPointer_InterfaceAt(p structPointer, f field, t reflect.Type) interface{} {
+	panic("not implemented")
+}
+
+func structPointer_InterfaceRef(p structPointer, f field, t reflect.Type) interface{} {
+	panic("not implemented")
+}
+
+func structPointer_GetRefStructPointer(p structPointer, f field) structPointer {
+	panic("not implemented")
+}
+
+func structPointer_Add(p structPointer, size field) structPointer {
+	panic("not implemented")
+}
+
+func structPointer_Len(p structPointer, f field) int {
+	panic("not implemented")
+}
+
+func structPointer_GetSliceHeader(p structPointer, f field) *reflect.SliceHeader {
+	panic("not implemented")
+}
+
+func structPointer_Copy(oldptr structPointer, newptr structPointer, size int) {
+	panic("not implemented")
+}
+
+func structPointer_StructRefSlice(p structPointer, f field, size uintptr) *structRefSlice {
+	panic("not implemented")
+}
+
+type structRefSlice struct{}
+
+func (v *structRefSlice) Len() int {
+	panic("not implemented")
+}
+
+func (v *structRefSlice) Index(i int) structPointer {
+	panic("not implemented")
+}

cmd/vendor/github.com/gogo/protobuf/proto/pointer_unsafe_gogo.go

@@ -26,7 +26,7 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-// +build !appengine
+// +build !appengine,!js
 
 // This file contains the implementation of the proto field accesses using package unsafe.
 
@@ -105,3 +105,24 @@ func structPointer_Add(p structPointer, size field) structPointer {
 func structPointer_Len(p structPointer, f field) int {
 	return len(*(*[]interface{})(unsafe.Pointer(structPointer_GetRefStructPointer(p, f))))
 }
+
+func structPointer_StructRefSlice(p structPointer, f field, size uintptr) *structRefSlice {
+	return &structRefSlice{p: p, f: f, size: size}
+}
+
+// A structRefSlice represents a slice of structs (themselves submessages or groups).
+type structRefSlice struct {
+	p    structPointer
+	f    field
+	size uintptr
+}
+
+func (v *structRefSlice) Len() int {
+	return structPointer_Len(v.p, v.f)
+}
+
+func (v *structRefSlice) Index(i int) structPointer {
+	ss := structPointer_GetStructPointer(v.p, v.f)
+	ss1 := structPointer_GetRefStructPointer(ss, 0)
+	return structPointer_Add(ss1, field(uintptr(i)*v.size))
+}

cmd/vendor/github.com/gogo/protobuf/proto/properties.go

@@ -193,7 +193,8 @@ type Properties struct {
 	Default     string // default value
 	HasDefault  bool   // whether an explicit default was provided
 	CustomType  string
-	def_uint64 uint64
+	StdTime     bool
+	StdDuration bool
 
 	enc           encoder
 	valEnc        valueEncoder // set for bool and numeric types only
@@ -340,6 +341,10 @@ func (p *Properties) Parse(s string) {
 			p.OrigName = strings.Split(f, "=")[1]
 		case strings.HasPrefix(f, "customtype="):
 			p.CustomType = strings.Split(f, "=")[1]
+		case f == "stdtime":
+			p.StdTime = true
+		case f == "stdduration":
+			p.StdDuration = true
 		}
 	}
 }
@@ -355,11 +360,22 @@ func (p *Properties) setEncAndDec(typ reflect.Type, f *reflect.StructField, lock
 	p.enc = nil
 	p.dec = nil
 	p.size = nil
-	if len(p.CustomType) > 0 {
+	isMap := typ.Kind() == reflect.Map
+	if len(p.CustomType) > 0 && !isMap {
 		p.setCustomEncAndDec(typ)
 		p.setTag(lockGetProp)
 		return
 	}
+	if p.StdTime && !isMap {
+		p.setTimeEncAndDec(typ)
+		p.setTag(lockGetProp)
+		return
+	}
+	if p.StdDuration && !isMap {
+		p.setDurationEncAndDec(typ)
+		p.setTag(lockGetProp)
+		return
+	}
 	switch t1 := typ; t1.Kind() {
 	default:
 		fmt.Fprintf(os.Stderr, "proto: no coders for %v\n", t1)
@@ -630,6 +646,10 @@ func (p *Properties) setEncAndDec(typ reflect.Type, f *reflect.StructField, lock
 			// so we need encoders for the pointer to this type.
 			vtype = reflect.PtrTo(vtype)
 		}
+
+		p.mvalprop.CustomType = p.CustomType
+		p.mvalprop.StdDuration = p.StdDuration
+		p.mvalprop.StdTime = p.StdTime
 		p.mvalprop.init(vtype, "Value", f.Tag.Get("protobuf_val"), nil, lockGetProp)
 	}
 	p.setTag(lockGetProp)
@@ -920,7 +940,15 @@ func RegisterType(x Message, name string) {
 }
 
 // MessageName returns the fully-qualified proto name for the given message type.
-func MessageName(x Message) string { return revProtoTypes[reflect.TypeOf(x)] }
+func MessageName(x Message) string {
+	type xname interface {
+		XXX_MessageName() string
+	}
+	if m, ok := x.(xname); ok {
+		return m.XXX_MessageName()
+	}
+	return revProtoTypes[reflect.TypeOf(x)]
+}
 
 // MessageType returns the message type (pointer to struct) for a named message.
 func MessageType(name string) reflect.Type { return protoTypes[name] }

cmd/vendor/github.com/gogo/protobuf/proto/properties_gogo.go

@@ -51,6 +51,51 @@ func (p *Properties) setCustomEncAndDec(typ reflect.Type) {
 	}
 }
 
+func (p *Properties) setDurationEncAndDec(typ reflect.Type) {
+	if p.Repeated {
+		if typ.Elem().Kind() == reflect.Ptr {
+			p.enc = (*Buffer).enc_slice_duration
+			p.dec = (*Buffer).dec_slice_duration
+			p.size = size_slice_duration
+		} else {
+			p.enc = (*Buffer).enc_slice_ref_duration
+			p.dec = (*Buffer).dec_slice_ref_duration
+			p.size = size_slice_ref_duration
+		}
+	} else if typ.Kind() == reflect.Ptr {
+		p.enc = (*Buffer).enc_duration
+		p.dec = (*Buffer).dec_duration
+		p.size = size_duration
+	} else {
+		p.enc = (*Buffer).enc_ref_duration
+		p.dec = (*Buffer).dec_ref_duration
+		p.size = size_ref_duration
+	}
+}
+
+func (p *Properties) setTimeEncAndDec(typ reflect.Type) {
+	if p.Repeated {
+		if typ.Elem().Kind() == reflect.Ptr {
+			p.enc = (*Buffer).enc_slice_time
+			p.dec = (*Buffer).dec_slice_time
+			p.size = size_slice_time
+		} else {
+			p.enc = (*Buffer).enc_slice_ref_time
+			p.dec = (*Buffer).dec_slice_ref_time
+			p.size = size_slice_ref_time
+		}
+	} else if typ.Kind() == reflect.Ptr {
+		p.enc = (*Buffer).enc_time
+		p.dec = (*Buffer).dec_time
+		p.size = size_time
+	} else {
+		p.enc = (*Buffer).enc_ref_time
+		p.dec = (*Buffer).dec_ref_time
+		p.size = size_ref_time
+	}
+
+}
+
 func (p *Properties) setSliceOfNonPointerStructs(typ reflect.Type) {
 	t2 := typ.Elem()
 	p.sstype = typ

cmd/vendor/github.com/gogo/protobuf/proto/text.go

@@ -51,6 +51,7 @@ import (
 	"sort"
 	"strings"
 	"sync"
+	"time"
 )
 
 var (
@@ -181,7 +182,93 @@ type raw interface {
 	Bytes() []byte
 }
 
-func writeStruct(w *textWriter, sv reflect.Value) error {
+func requiresQuotes(u string) bool {
+	// When type URL contains any characters except [0-9A-Za-z./\-]*, it must be quoted.
+	for _, ch := range u {
+		switch {
+		case ch == '.' || ch == '/' || ch == '_':
+			continue
+		case '0' <= ch && ch <= '9':
+			continue
+		case 'A' <= ch && ch <= 'Z':
+			continue
+		case 'a' <= ch && ch <= 'z':
+			continue
+		default:
+			return true
+		}
+	}
+	return false
+}
+
+// isAny reports whether sv is a google.protobuf.Any message
+func isAny(sv reflect.Value) bool {
+	type wkt interface {
+		XXX_WellKnownType() string
+	}
+	t, ok := sv.Addr().Interface().(wkt)
+	return ok && t.XXX_WellKnownType() == "Any"
+}
+
+// writeProto3Any writes an expanded google.protobuf.Any message.
+//
+// It returns (false, nil) if sv value can't be unmarshaled (e.g. because
+// required messages are not linked in).
+//
+// It returns (true, error) when sv was written in expanded format or an error
+// was encountered.
+func (tm *TextMarshaler) writeProto3Any(w *textWriter, sv reflect.Value) (bool, error) {
+	turl := sv.FieldByName("TypeUrl")
+	val := sv.FieldByName("Value")
+	if !turl.IsValid() || !val.IsValid() {
+		return true, errors.New("proto: invalid google.protobuf.Any message")
+	}
+
+	b, ok := val.Interface().([]byte)
+	if !ok {
+		return true, errors.New("proto: invalid google.protobuf.Any message")
+	}
+
+	parts := strings.Split(turl.String(), "/")
+	mt := MessageType(parts[len(parts)-1])
+	if mt == nil {
+		return false, nil
+	}
+	m := reflect.New(mt.Elem())
+	if err := Unmarshal(b, m.Interface().(Message)); err != nil {
+		return false, nil
+	}
+	w.Write([]byte("["))
+	u := turl.String()
+	if requiresQuotes(u) {
+		writeString(w, u)
+	} else {
+		w.Write([]byte(u))
+	}
+	if w.compact {
+		w.Write([]byte("]:<"))
+	} else {
+		w.Write([]byte("]: <\n"))
+		w.ind++
+	}
+	if err := tm.writeStruct(w, m.Elem()); err != nil {
+		return true, err
+	}
+	if w.compact {
+		w.Write([]byte("> "))
+	} else {
+		w.ind--
+		w.Write([]byte(">\n"))
+	}
+	return true, nil
+}
+
+func (tm *TextMarshaler) writeStruct(w *textWriter, sv reflect.Value) error {
+	if tm.ExpandAny && isAny(sv) {
+		if canExpand, err := tm.writeProto3Any(w, sv); canExpand {
+			return err
+		}
+	}
 	st := sv.Type()
 	sprops := GetProperties(st)
 	for i := 0; i < sv.NumField(); i++ {
@@ -234,10 +321,10 @@ func writeStruct(w *textWriter, sv reflect.Value) error {
 					continue
 				}
 				if len(props.Enum) > 0 {
-					if err := writeEnum(w, v, props); err != nil {
+					if err := tm.writeEnum(w, v, props); err != nil {
 						return err
 					}
-				} else if err := writeAny(w, v, props); err != nil {
+				} else if err := tm.writeAny(w, v, props); err != nil {
 					return err
 				}
 				if err := w.WriteByte('\n'); err != nil {
@@ -279,7 +366,7 @@ func writeStruct(w *textWriter, sv reflect.Value) error {
 						return err
 					}
 				}
-				if err := writeAny(w, key, props.mkeyprop); err != nil {
+				if err := tm.writeAny(w, key, props.mkeyprop); err != nil {
 					return err
 				}
 				if err := w.WriteByte('\n'); err != nil {
@@ -296,7 +383,7 @@ func writeStruct(w *textWriter, sv reflect.Value) error {
 							return err
 						}
 					}
-					if err := writeAny(w, val, props.mvalprop); err != nil {
+					if err := tm.writeAny(w, val, props.mvalprop); err != nil {
 						return err
 					}
 					if err := w.WriteByte('\n'); err != nil {
@@ -368,10 +455,10 @@ func writeStruct(w *textWriter, sv reflect.Value) error {
 		}
 
 		if len(props.Enum) > 0 {
-			if err := writeEnum(w, fv, props); err != nil {
+			if err := tm.writeEnum(w, fv, props); err != nil {
 				return err
 			}
-		} else if err := writeAny(w, fv, props); err != nil {
+		} else if err := tm.writeAny(w, fv, props); err != nil {
 			return err
 		}
 
@@ -389,7 +476,7 @@ func writeStruct(w *textWriter, sv reflect.Value) error {
 		pv.Elem().Set(sv)
 	}
 	if pv.Type().Implements(extensionRangeType) {
-		if err := writeExtensions(w, pv); err != nil {
+		if err := tm.writeExtensions(w, pv); err != nil {
 			return err
 		}
 	}
@@ -419,10 +506,11 @@ func writeRaw(w *textWriter, b []byte) error {
 }
 
 // writeAny writes an arbitrary field.
-func writeAny(w *textWriter, v reflect.Value, props *Properties) error {
+func (tm *TextMarshaler) writeAny(w *textWriter, v reflect.Value, props *Properties) error {
 	v = reflect.Indirect(v)
 
-	if props != nil && len(props.CustomType) > 0 {
+	if props != nil {
+		if len(props.CustomType) > 0 {
 			custom, ok := v.Interface().(Marshaler)
 			if ok {
 				data, err := custom.Marshal()
@@ -434,6 +522,30 @@ func writeAny(w *textWriter, v reflect.Value, props *Properties) error {
 				}
 				return nil
 			}
+		} else if props.StdTime {
+			t, ok := v.Interface().(time.Time)
+			if !ok {
+				return fmt.Errorf("stdtime is not time.Time, but %T", v.Interface())
+			}
+			tproto, err := timestampProto(t)
+			if err != nil {
+				return err
+			}
+			props.StdTime = false
+			err = tm.writeAny(w, reflect.ValueOf(tproto), props)
+			props.StdTime = true
+			return err
+		} else if props.StdDuration {
+			d, ok := v.Interface().(time.Duration)
+			if !ok {
+				return fmt.Errorf("stdtime is not time.Duration, but %T", v.Interface())
+			}
+			dproto := durationProto(d)
+			props.StdDuration = false
+			err := tm.writeAny(w, reflect.ValueOf(dproto), props)
+			props.StdDuration = true
+			return err
+		}
 	}
 
 	// Floats have special cases.
@@ -482,15 +594,15 @@ func writeAny(w *textWriter, v reflect.Value, props *Properties) error {
 			}
 		}
 		w.indent()
-		if tm, ok := v.Interface().(encoding.TextMarshaler); ok {
+		if etm, ok := v.Interface().(encoding.TextMarshaler); ok {
-			text, err := tm.MarshalText()
+			text, err := etm.MarshalText()
 			if err != nil {
 				return err
 			}
 			if _, err = w.Write(text); err != nil {
 				return err
 			}
-		} else if err := writeStruct(w, v); err != nil {
+		} else if err := tm.writeStruct(w, v); err != nil {
 			return err
 		}
 		w.unindent()
@@ -634,7 +746,7 @@ func (s int32Slice) Swap(i, j int)      { s[i], s[j] = s[j], s[i] }
 
 // writeExtensions writes all the extensions in pv.
 // pv is assumed to be a pointer to a protocol message struct that is extendable.
-func writeExtensions(w *textWriter, pv reflect.Value) error {
+func (tm *TextMarshaler) writeExtensions(w *textWriter, pv reflect.Value) error {
 	emap := extensionMaps[pv.Type().Elem()]
 	e := pv.Interface().(Message)
 
@@ -689,13 +801,13 @@ func writeExtensions(w *textWriter, pv reflect.Value) error {
 
 		// Repeated extensions will appear as a slice.
 		if !desc.repeated() {
-			if err := writeExtension(w, desc.Name, pb); err != nil {
+			if err := tm.writeExtension(w, desc.Name, pb); err != nil {
 				return err
 			}
 		} else {
 			v := reflect.ValueOf(pb)
 			for i := 0; i < v.Len(); i++ {
-				if err := writeExtension(w, desc.Name, v.Index(i).Interface()); err != nil {
+				if err := tm.writeExtension(w, desc.Name, v.Index(i).Interface()); err != nil {
 					return err
 				}
 			}
@@ -704,7 +816,7 @@ func writeExtensions(w *textWriter, pv reflect.Value) error {
 	return nil
 }
 
-func writeExtension(w *textWriter, name string, pb interface{}) error {
+func (tm *TextMarshaler) writeExtension(w *textWriter, name string, pb interface{}) error {
 	if _, err := fmt.Fprintf(w, "[%s]:", name); err != nil {
 		return err
 	}
@@ -713,7 +825,7 @@ func writeExtension(w *textWriter, name string, pb interface{}) error {
 			return err
 		}
 	}
-	if err := writeAny(w, reflect.ValueOf(pb), nil); err != nil {
+	if err := tm.writeAny(w, reflect.ValueOf(pb), nil); err != nil {
 		return err
 	}
 	if err := w.WriteByte('\n'); err != nil {
@@ -741,11 +853,12 @@ func (w *textWriter) writeIndent() {
 // TextMarshaler is a configurable text format marshaler.
 type TextMarshaler struct {
 	Compact   bool // use compact text format (one line).
+	ExpandAny bool // expand google.protobuf.Any messages of known types
 }
 
 // Marshal writes a given protocol buffer in text format.
 // The only errors returned are from w.
-func (m *TextMarshaler) Marshal(w io.Writer, pb Message) error {
+func (tm *TextMarshaler) Marshal(w io.Writer, pb Message) error {
 	val := reflect.ValueOf(pb)
 	if pb == nil || val.IsNil() {
 		w.Write([]byte("<nil>"))
@@ -760,11 +873,11 @@ func (m *TextMarshaler) Marshal(w io.Writer, pb Message) error {
 	aw := &textWriter{
 		w:        ww,
 		complete: true,
-		compact:  m.Compact,
+		compact:  tm.Compact,
 	}
 
-	if tm, ok := pb.(encoding.TextMarshaler); ok {
+	if etm, ok := pb.(encoding.TextMarshaler); ok {
-		text, err := tm.MarshalText()
+		text, err := etm.MarshalText()
 		if err != nil {
 			return err
 		}
@@ -778,7 +891,7 @@ func (m *TextMarshaler) Marshal(w io.Writer, pb Message) error {
 	}
 	// Dereference the received pointer so we don't have outer < and >.
 	v := reflect.Indirect(val)
-	if err := writeStruct(aw, v); err != nil {
+	if err := tm.writeStruct(aw, v); err != nil {
 		return err
 	}
 	if bw != nil {
@@ -788,9 +901,9 @@ func (m *TextMarshaler) Marshal(w io.Writer, pb Message) error {
 }
 
 // Text is the same as Marshal, but returns the string directly.
-func (m *TextMarshaler) Text(pb Message) string {
+func (tm *TextMarshaler) Text(pb Message) string {
 	var buf bytes.Buffer
-	m.Marshal(&buf, pb)
+	tm.Marshal(&buf, pb)
 	return buf.String()
 }
 

cmd/vendor/github.com/gogo/protobuf/proto/text_gogo.go

@@ -33,10 +33,10 @@ import (
 	"reflect"
 )
 
-func writeEnum(w *textWriter, v reflect.Value, props *Properties) error {
+func (tm *TextMarshaler) writeEnum(w *textWriter, v reflect.Value, props *Properties) error {
 	m, ok := enumStringMaps[props.Enum]
 	if !ok {
-		if err := writeAny(w, v, props); err != nil {
+		if err := tm.writeAny(w, v, props); err != nil {
 			return err
 		}
 	}
@@ -48,7 +48,7 @@ func writeEnum(w *textWriter, v reflect.Value, props *Properties) error {
 	}
 	s, ok := m[key]
 	if !ok {
-		if err := writeAny(w, v, props); err != nil {
+		if err := tm.writeAny(w, v, props); err != nil {
 			return err
 		}
 	}

cmd/vendor/github.com/gogo/protobuf/proto/text_parser.go

@@ -46,9 +46,13 @@ import (
 	"reflect"
 	"strconv"
 	"strings"
+	"time"
 	"unicode/utf8"
 )
 
+// Error string emitted when deserializing Any and fields are already set
+const anyRepeatedlyUnpacked = "Any message unpacked multiple times, or %q already set"
+
 type ParseError struct {
 	Message string
 	Line    int // 1-based line number
@@ -168,7 +172,7 @@ func (p *textParser) advance() {
 	p.cur.offset, p.cur.line = p.offset, p.line
 	p.cur.unquoted = ""
 	switch p.s[0] {
-	case '<', '>', '{', '}', ':', '[', ']', ';', ',':
+	case '<', '>', '{', '}', ':', '[', ']', ';', ',', '/':
 		// Single symbol
 		p.cur.value, p.s = p.s[0:1], p.s[1:len(p.s)]
 	case '"', '\'':
@@ -456,7 +460,10 @@ func (p *textParser) readStruct(sv reflect.Value, terminator string) error {
 	fieldSet := make(map[string]bool)
 	// A struct is a sequence of "name: value", terminated by one of
 	// '>' or '}', or the end of the input.  A name may also be
-	// "[extension]".
+	// "[extension]" or "[type/url]".
+	//
+	// The whole struct can also be an expanded Any message, like:
+	// [type/url] < ... struct contents ... >
 	for {
 		tok := p.next()
 		if tok.err != nil {
@@ -466,33 +473,74 @@ func (p *textParser) readStruct(sv reflect.Value, terminator string) error {
 			break
 		}
 		if tok.value == "[" {
-			// Looks like an extension.
+			// Looks like an extension or an Any.
 			//
 			// TODO: Check whether we need to handle
 			// namespace rooted names (e.g. ".something.Foo").
+			extName, err := p.consumeExtName()
+			if err != nil {
+				return err
+			}
+
+			if s := strings.LastIndex(extName, "/"); s >= 0 {
+				// If it contains a slash, it's an Any type URL.
+				messageName := extName[s+1:]
+				mt := MessageType(messageName)
+				if mt == nil {
+					return p.errorf("unrecognized message %q in google.protobuf.Any", messageName)
+				}
 				tok = p.next()
 				if tok.err != nil {
 					return tok.err
 				}
+				// consume an optional colon
+				if tok.value == ":" {
+					tok = p.next()
+					if tok.err != nil {
+						return tok.err
+					}
+				}
+				var terminator string
+				switch tok.value {
+				case "<":
+					terminator = ">"
+				case "{":
+					terminator = "}"
+				default:
+					return p.errorf("expected '{' or '<', found %q", tok.value)
+				}
+				v := reflect.New(mt.Elem())
+				if pe := p.readStruct(v.Elem(), terminator); pe != nil {
+					return pe
+				}
+				b, err := Marshal(v.Interface().(Message))
+				if err != nil {
+					return p.errorf("failed to marshal message of type %q: %v", messageName, err)
+				}
+				if fieldSet["type_url"] {
+					return p.errorf(anyRepeatedlyUnpacked, "type_url")
+				}
+				if fieldSet["value"] {
+					return p.errorf(anyRepeatedlyUnpacked, "value")
+				}
+				sv.FieldByName("TypeUrl").SetString(extName)
+				sv.FieldByName("Value").SetBytes(b)
+				fieldSet["type_url"] = true
+				fieldSet["value"] = true
+				continue
+			}
+
 			var desc *ExtensionDesc
 			// This could be faster, but it's functional.
 			// TODO: Do something smarter than a linear scan.
 			for _, d := range RegisteredExtensions(reflect.New(st).Interface().(Message)) {
-				if d.Name == tok.value {
+				if d.Name == extName {
 					desc = d
 					break
 				}
 			}
 			if desc == nil {
-				return p.errorf("unrecognized extension %q", tok.value)
+				return p.errorf("unrecognized extension %q", extName)
-			}
-			// Check the extension terminator.
-			tok = p.next()
-			if tok.err != nil {
-				return tok.err
-			}
-			if tok.value != "]" {
-				return p.errorf("unrecognized extension terminator %q", tok.value)
 			}
 
 			props := &Properties{}
@@ -550,7 +598,11 @@ func (p *textParser) readStruct(sv reflect.Value, terminator string) error {
 			props = oop.Prop
 			nv := reflect.New(oop.Type.Elem())
 			dst = nv.Elem().Field(0)
-			sv.Field(oop.Field).Set(nv)
+			field := sv.Field(oop.Field)
+			if !field.IsNil() {
+				return p.errorf("field '%s' would overwrite already parsed oneof '%s'", name, sv.Type().Field(oop.Field).Name)
+			}
+			field.Set(nv)
 		}
 		if !dst.IsValid() {
 			return p.errorf("unknown field name %q in %v", name, st)
@@ -657,6 +709,35 @@ func (p *textParser) readStruct(sv reflect.Value, terminator string) error {
 	return reqFieldErr
 }
 
+// consumeExtName consumes extension name or expanded Any type URL and the
+// following ']'. It returns the name or URL consumed.
+func (p *textParser) consumeExtName() (string, error) {
+	tok := p.next()
+	if tok.err != nil {
+		return "", tok.err
+	}
+
+	// If extension name or type url is quoted, it's a single token.
+	if len(tok.value) > 2 && isQuote(tok.value[0]) && tok.value[len(tok.value)-1] == tok.value[0] {
+		name, err := unquoteC(tok.value[1:len(tok.value)-1], rune(tok.value[0]))
+		if err != nil {
+			return "", err
+		}
+		return name, p.consumeToken("]")
+	}
+
+	// Consume everything up to "]"
+	var parts []string
+	for tok.value != "]" {
+		parts = append(parts, tok.value)
+		tok = p.next()
+		if tok.err != nil {
+			return "", p.errorf("unrecognized type_url or extension name: %s", tok.err)
+		}
+	}
+	return strings.Join(parts, ""), nil
+}
+
 // consumeOptionalSeparator consumes an optional semicolon or comma.
 // It is used in readStruct to provide backward compatibility.
 func (p *textParser) consumeOptionalSeparator() error {
@@ -717,6 +798,80 @@ func (p *textParser) readAny(v reflect.Value, props *Properties) error {
 		}
 		return nil
 	}
+	if props.StdTime {
+		fv := v
+		p.back()
+		props.StdTime = false
+		tproto := &timestamp{}
+		err := p.readAny(reflect.ValueOf(tproto).Elem(), props)
+		props.StdTime = true
+		if err != nil {
+			return err
+		}
+		tim, err := timestampFromProto(tproto)
+		if err != nil {
+			return err
+		}
+		if props.Repeated {
+			t := reflect.TypeOf(v.Interface())
+			if t.Kind() == reflect.Slice {
+				if t.Elem().Kind() == reflect.Ptr {
+					ts := fv.Interface().([]*time.Time)
+					ts = append(ts, &tim)
+					fv.Set(reflect.ValueOf(ts))
+					return nil
+				} else {
+					ts := fv.Interface().([]time.Time)
+					ts = append(ts, tim)
+					fv.Set(reflect.ValueOf(ts))
+					return nil
+				}
+			}
+		}
+		if reflect.TypeOf(v.Interface()).Kind() == reflect.Ptr {
+			v.Set(reflect.ValueOf(&tim))
+		} else {
+			v.Set(reflect.Indirect(reflect.ValueOf(&tim)))
+		}
+		return nil
+	}
+	if props.StdDuration {
+		fv := v
+		p.back()
+		props.StdDuration = false
+		dproto := &duration{}
+		err := p.readAny(reflect.ValueOf(dproto).Elem(), props)
+		props.StdDuration = true
+		if err != nil {
+			return err
+		}
+		dur, err := durationFromProto(dproto)
+		if err != nil {
+			return err
+		}
+		if props.Repeated {
+			t := reflect.TypeOf(v.Interface())
+			if t.Kind() == reflect.Slice {
+				if t.Elem().Kind() == reflect.Ptr {
+					ds := fv.Interface().([]*time.Duration)
+					ds = append(ds, &dur)
+					fv.Set(reflect.ValueOf(ds))
+					return nil
+				} else {
+					ds := fv.Interface().([]time.Duration)
+					ds = append(ds, dur)
+					fv.Set(reflect.ValueOf(ds))
+					return nil
+				}
+			}
+		}
+		if reflect.TypeOf(v.Interface()).Kind() == reflect.Ptr {
+			v.Set(reflect.ValueOf(&dur))
+		} else {
+			v.Set(reflect.Indirect(reflect.ValueOf(&dur)))
+		}
+		return nil
+	}
 	switch fv := v; fv.Kind() {
 	case reflect.Slice:
 		at := v.Type()
@@ -759,12 +914,12 @@ func (p *textParser) readAny(v reflect.Value, props *Properties) error {
 		fv.Set(reflect.Append(fv, reflect.New(at.Elem()).Elem()))
 		return p.readAny(fv.Index(fv.Len()-1), props)
 	case reflect.Bool:
-		// Either "true", "false", 1 or 0.
+		// true/1/t/True or false/f/0/False.
 		switch tok.value {
-		case "true", "1":
+		case "true", "1", "t", "True":
 			fv.SetBool(true)
 			return nil
-		case "false", "0":
+		case "false", "0", "f", "False":
 			fv.SetBool(false)
 			return nil
 		}

cmd/vendor/github.com/gogo/protobuf/proto/timestamp.go

@@ -0,0 +1,113 @@
+// Go support for Protocol Buffers - Google's data interchange format
+//
+// Copyright 2016 The Go Authors.  All rights reserved.
+// https://github.com/golang/protobuf
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+package proto
+
+// This file implements operations on google.protobuf.Timestamp.
+
+import (
+	"errors"
+	"fmt"
+	"time"
+)
+
+const (
+	// Seconds field of the earliest valid Timestamp.
+	// This is time.Date(1, 1, 1, 0, 0, 0, 0, time.UTC).Unix().
+	minValidSeconds = -62135596800
+	// Seconds field just after the latest valid Timestamp.
+	// This is time.Date(10000, 1, 1, 0, 0, 0, 0, time.UTC).Unix().
+	maxValidSeconds = 253402300800
+)
+
+// validateTimestamp determines whether a Timestamp is valid.
+// A valid timestamp represents a time in the range
+// [0001-01-01, 10000-01-01) and has a Nanos field
+// in the range [0, 1e9).
+//
+// If the Timestamp is valid, validateTimestamp returns nil.
+// Otherwise, it returns an error that describes
+// the problem.
+//
+// Every valid Timestamp can be represented by a time.Time, but the converse is not true.
+func validateTimestamp(ts *timestamp) error {
+	if ts == nil {
+		return errors.New("timestamp: nil Timestamp")
+	}
+	if ts.Seconds < minValidSeconds {
+		return fmt.Errorf("timestamp: %#v before 0001-01-01", ts)
+	}
+	if ts.Seconds >= maxValidSeconds {
+		return fmt.Errorf("timestamp: %#v after 10000-01-01", ts)
+	}
+	if ts.Nanos < 0 || ts.Nanos >= 1e9 {
+		return fmt.Errorf("timestamp: %#v: nanos not in range [0, 1e9)", ts)
+	}
+	return nil
+}
+
+// TimestampFromProto converts a google.protobuf.Timestamp proto to a time.Time.
+// It returns an error if the argument is invalid.
+//
+// Unlike most Go functions, if Timestamp returns an error, the first return value
+// is not the zero time.Time. Instead, it is the value obtained from the
+// time.Unix function when passed the contents of the Timestamp, in the UTC
+// locale. This may or may not be a meaningful time; many invalid Timestamps
+// do map to valid time.Times.
+//
+// A nil Timestamp returns an error. The first return value in that case is
+// undefined.
+func timestampFromProto(ts *timestamp) (time.Time, error) {
+	// Don't return the zero value on error, because corresponds to a valid
+	// timestamp. Instead return whatever time.Unix gives us.
+	var t time.Time
+	if ts == nil {
+		t = time.Unix(0, 0).UTC() // treat nil like the empty Timestamp
+	} else {
+		t = time.Unix(ts.Seconds, int64(ts.Nanos)).UTC()
+	}
+	return t, validateTimestamp(ts)
+}
+
+// TimestampProto converts the time.Time to a google.protobuf.Timestamp proto.
+// It returns an error if the resulting Timestamp is invalid.
+func timestampProto(t time.Time) (*timestamp, error) {
+	seconds := t.Unix()
+	nanos := int32(t.Sub(time.Unix(seconds, 0)))
+	ts := &timestamp{
+		Seconds: seconds,
+		Nanos:   nanos,
+	}
+	if err := validateTimestamp(ts); err != nil {
+		return nil, err
+	}
+	return ts, nil
+}

cmd/vendor/github.com/gogo/protobuf/proto/timestamp_gogo.go

@@ -0,0 +1,229 @@
+// Protocol Buffers for Go with Gadgets
+//
+// Copyright (c) 2016, The GoGo Authors. All rights reserved.
+// http://github.com/gogo/protobuf
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+package proto
+
+import (
+	"reflect"
+	"time"
+)
+
+var timeType = reflect.TypeOf((*time.Time)(nil)).Elem()
+
+type timestamp struct {
+	Seconds int64 `protobuf:"varint,1,opt,name=seconds,proto3" json:"seconds,omitempty"`
+	Nanos   int32 `protobuf:"varint,2,opt,name=nanos,proto3" json:"nanos,omitempty"`
+}
+
+func (m *timestamp) Reset()       { *m = timestamp{} }
+func (*timestamp) ProtoMessage()  {}
+func (*timestamp) String() string { return "timestamp<string>" }
+
+func init() {
+	RegisterType((*timestamp)(nil), "gogo.protobuf.proto.timestamp")
+}
+
+func (o *Buffer) decTimestamp() (time.Time, error) {
+	b, err := o.DecodeRawBytes(true)
+	if err != nil {
+		return time.Time{}, err
+	}
+	tproto := &timestamp{}
+	if err := Unmarshal(b, tproto); err != nil {
+		return time.Time{}, err
+	}
+	return timestampFromProto(tproto)
+}
+
+func (o *Buffer) dec_time(p *Properties, base structPointer) error {
+	t, err := o.decTimestamp()
+	if err != nil {
+		return err
+	}
+	setPtrCustomType(base, p.field, &t)
+	return nil
+}
+
+func (o *Buffer) dec_ref_time(p *Properties, base structPointer) error {
+	t, err := o.decTimestamp()
+	if err != nil {
+		return err
+	}
+	setCustomType(base, p.field, &t)
+	return nil
+}
+
+func (o *Buffer) dec_slice_time(p *Properties, base structPointer) error {
+	t, err := o.decTimestamp()
+	if err != nil {
+		return err
+	}
+	newBas := appendStructPointer(base, p.field, reflect.SliceOf(reflect.PtrTo(timeType)))
+	var zero field
+	setPtrCustomType(newBas, zero, &t)
+	return nil
+}
+
+func (o *Buffer) dec_slice_ref_time(p *Properties, base structPointer) error {
+	t, err := o.decTimestamp()
+	if err != nil {
+		return err
+	}
+	newBas := appendStructPointer(base, p.field, reflect.SliceOf(timeType))
+	var zero field
+	setCustomType(newBas, zero, &t)
+	return nil
+}
+
+func size_time(p *Properties, base structPointer) (n int) {
+	structp := structPointer_GetStructPointer(base, p.field)
+	if structPointer_IsNil(structp) {
+		return 0
+	}
+	tim := structPointer_Interface(structp, timeType).(*time.Time)
+	t, err := timestampProto(*tim)
+	if err != nil {
+		return 0
+	}
+	size := Size(t)
+	return size + sizeVarint(uint64(size)) + len(p.tagcode)
+}
+
+func (o *Buffer) enc_time(p *Properties, base structPointer) error {
+	structp := structPointer_GetStructPointer(base, p.field)
+	if structPointer_IsNil(structp) {
+		return ErrNil
+	}
+	tim := structPointer_Interface(structp, timeType).(*time.Time)
+	t, err := timestampProto(*tim)
+	if err != nil {
+		return err
+	}
+	data, err := Marshal(t)
+	if err != nil {
+		return err
+	}
+	o.buf = append(o.buf, p.tagcode...)
+	o.EncodeRawBytes(data)
+	return nil
+}
+
+func size_ref_time(p *Properties, base structPointer) (n int) {
+	tim := structPointer_InterfaceAt(base, p.field, timeType).(*time.Time)
+	t, err := timestampProto(*tim)
+	if err != nil {
+		return 0
+	}
+	size := Size(t)
+	return size + sizeVarint(uint64(size)) + len(p.tagcode)
+}
+
+func (o *Buffer) enc_ref_time(p *Properties, base structPointer) error {
+	tim := structPointer_InterfaceAt(base, p.field, timeType).(*time.Time)
+	t, err := timestampProto(*tim)
+	if err != nil {
+		return err
+	}
+	data, err := Marshal(t)
+	if err != nil {
+		return err
+	}
+	o.buf = append(o.buf, p.tagcode...)
+	o.EncodeRawBytes(data)
+	return nil
+}
+
+func size_slice_time(p *Properties, base structPointer) (n int) {
+	ptims := structPointer_InterfaceAt(base, p.field, reflect.SliceOf(reflect.PtrTo(timeType))).(*[]*time.Time)
+	tims := *ptims
+	for i := 0; i < len(tims); i++ {
+		if tims[i] == nil {
+			return 0
+		}
+		tproto, err := timestampProto(*tims[i])
+		if err != nil {
+			return 0
+		}
+		size := Size(tproto)
+		n += len(p.tagcode) + size + sizeVarint(uint64(size))
+	}
+	return n
+}
+
+func (o *Buffer) enc_slice_time(p *Properties, base structPointer) error {
+	ptims := structPointer_InterfaceAt(base, p.field, reflect.SliceOf(reflect.PtrTo(timeType))).(*[]*time.Time)
+	tims := *ptims
+	for i := 0; i < len(tims); i++ {
+		if tims[i] == nil {
+			return errRepeatedHasNil
+		}
+		tproto, err := timestampProto(*tims[i])
+		if err != nil {
+			return err
+		}
+		data, err := Marshal(tproto)
+		if err != nil {
+			return err
+		}
+		o.buf = append(o.buf, p.tagcode...)
+		o.EncodeRawBytes(data)
+	}
+	return nil
+}
+
+func size_slice_ref_time(p *Properties, base structPointer) (n int) {
+	ptims := structPointer_InterfaceAt(base, p.field, reflect.SliceOf(timeType)).(*[]time.Time)
+	tims := *ptims
+	for i := 0; i < len(tims); i++ {
+		tproto, err := timestampProto(tims[i])
+		if err != nil {
+			return 0
+		}
+		size := Size(tproto)
+		n += len(p.tagcode) + size + sizeVarint(uint64(size))
+	}
+	return n
+}
+
+func (o *Buffer) enc_slice_ref_time(p *Properties, base structPointer) error {
+	ptims := structPointer_InterfaceAt(base, p.field, reflect.SliceOf(timeType)).(*[]time.Time)
+	tims := *ptims
+	for i := 0; i < len(tims); i++ {
+		tproto, err := timestampProto(tims[i])
+		if err != nil {
+			return err
+		}
+		data, err := Marshal(tproto)
+		if err != nil {
+			return err
+		}
+		o.buf = append(o.buf, p.tagcode...)
+		o.EncodeRawBytes(data)
+	}
+	return nil
+}

cmd/vendor/github.com/golang/protobuf/jsonpb/jsonpb.go

@@ -44,6 +44,7 @@ import (
 	"errors"
 	"fmt"
 	"io"
+	"math"
 	"reflect"
 	"sort"
 	"strconv"
@@ -51,6 +52,8 @@ import (
 	"time"
 
 	"github.com/golang/protobuf/proto"
+
+	stpb "github.com/golang/protobuf/ptypes/struct"
 )
 
 // Marshaler is a configurable object for converting between
@@ -72,6 +75,22 @@ type Marshaler struct {
 	OrigName bool
 }
 
+// JSONPBMarshaler is implemented by protobuf messages that customize the
+// way they are marshaled to JSON. Messages that implement this should
+// also implement JSONPBUnmarshaler so that the custom format can be
+// parsed.
+type JSONPBMarshaler interface {
+	MarshalJSONPB(*Marshaler) ([]byte, error)
+}
+
+// JSONPBUnmarshaler is implemented by protobuf messages that customize
+// the way they are unmarshaled from JSON. Messages that implement this
+// should also implement JSONPBMarshaler so that the custom format can be
+// produced.
+type JSONPBUnmarshaler interface {
+	UnmarshalJSONPB(*Unmarshaler, []byte) error
+}
+
 // Marshal marshals a protocol buffer into JSON.
 func (m *Marshaler) Marshal(out io.Writer, pb proto.Message) error {
 	writer := &errWriter{writer: out}
@@ -89,6 +108,12 @@ func (m *Marshaler) MarshalToString(pb proto.Message) (string, error) {
 
 type int32Slice []int32
 
+var nonFinite = map[string]float64{
+	`"NaN"`:       math.NaN(),
+	`"Infinity"`:  math.Inf(1),
+	`"-Infinity"`: math.Inf(-1),
+}
+
 // For sorting extensions ids to ensure stable output.
 func (s int32Slice) Len() int           { return len(s) }
 func (s int32Slice) Less(i, j int) bool { return s[i] < s[j] }
@@ -100,6 +125,31 @@ type wkt interface {
 
 // marshalObject writes a struct to the Writer.
 func (m *Marshaler) marshalObject(out *errWriter, v proto.Message, indent, typeURL string) error {
+	if jsm, ok := v.(JSONPBMarshaler); ok {
+		b, err := jsm.MarshalJSONPB(m)
+		if err != nil {
+			return err
+		}
+		if typeURL != "" {
+			// we are marshaling this object to an Any type
+			var js map[string]*json.RawMessage
+			if err = json.Unmarshal(b, &js); err != nil {
+				return fmt.Errorf("type %T produced invalid JSON: %v", v, err)
+			}
+			turl, err := json.Marshal(typeURL)
+			if err != nil {
+				return fmt.Errorf("failed to marshal type URL %q to JSON: %v", typeURL, err)
+			}
+			js["@type"] = (*json.RawMessage)(&turl)
+			if b, err = json.Marshal(js); err != nil {
+				return err
+			}
+		}
+
+		out.write(string(b))
+		return out.err
+	}
+
 	s := reflect.ValueOf(v).Elem()
 
 	// Handle well-known types.
@@ -126,8 +176,8 @@ func (m *Marshaler) marshalObject(out *errWriter, v proto.Message, indent, typeU
 			out.write(x)
 			out.write(`s"`)
 			return out.err
-		case "Struct":
+		case "Struct", "ListValue":
-			// Let marshalValue handle the `fields` map.
+			// Let marshalValue handle the `Struct.fields` map or the `ListValue.values` slice.
 			// TODO: pass the correct Properties if needed.
 			return m.marshalValue(out, &proto.Properties{}, s.Field(0), indent)
 		case "Timestamp":
@@ -180,7 +230,7 @@ func (m *Marshaler) marshalObject(out *errWriter, v proto.Message, indent, typeU
 
 		// IsNil will panic on most value kinds.
 		switch value.Kind() {
-		case reflect.Chan, reflect.Func, reflect.Interface, reflect.Map, reflect.Ptr, reflect.Slice:
+		case reflect.Chan, reflect.Func, reflect.Interface:
 			if value.IsNil() {
 				continue
 			}
@@ -208,6 +258,10 @@ func (m *Marshaler) marshalObject(out *errWriter, v proto.Message, indent, typeU
 				if value.Len() == 0 {
 					continue
 				}
+			case reflect.Map, reflect.Ptr, reflect.Slice:
+				if value.IsNil() {
+					continue
+				}
 			}
 		}
 
@@ -371,10 +425,15 @@ func (m *Marshaler) marshalField(out *errWriter, prop *proto.Properties, v refle
 
 // marshalValue writes the value to the Writer.
 func (m *Marshaler) marshalValue(out *errWriter, prop *proto.Properties, v reflect.Value, indent string) error {
-
 	var err error
 	v = reflect.Indirect(v)
 
+	// Handle nil pointer
+	if v.Kind() == reflect.Invalid {
+		out.write("null")
+		return out.err
+	}
+
 	// Handle repeated elements.
 	if v.Kind() == reflect.Slice && v.Type().Elem().Kind() != reflect.Uint8 {
 		out.write("[")
@@ -404,9 +463,6 @@ func (m *Marshaler) marshalValue(out *errWriter, prop *proto.Properties, v refle
 
 	// Handle well-known types.
 	// Most are handled up in marshalObject (because 99% are messages).
-	type wkt interface {
-		XXX_WellKnownType() string
-	}
 	if wkt, ok := v.Interface().(wkt); ok {
 		switch wkt.XXX_WellKnownType() {
 		case "NullValue":
@@ -494,6 +550,24 @@ func (m *Marshaler) marshalValue(out *errWriter, prop *proto.Properties, v refle
 		return out.err
 	}
 
+	// Handle non-finite floats, e.g. NaN, Infinity and -Infinity.
+	if v.Kind() == reflect.Float32 || v.Kind() == reflect.Float64 {
+		f := v.Float()
+		var sval string
+		switch {
+		case math.IsInf(f, 1):
+			sval = `"Infinity"`
+		case math.IsInf(f, -1):
+			sval = `"-Infinity"`
+		case math.IsNaN(f):
+			sval = `"NaN"`
+		}
+		if sval != "" {
+			out.write(sval)
+			return out.err
+		}
+	}
+
 	// Default handling defers to the encoding/json library.
 	b, err := json.Marshal(v.Interface())
 	if err != nil {
@@ -569,12 +643,13 @@ func (u *Unmarshaler) unmarshalValue(target reflect.Value, inputValue json.RawMe
 		return u.unmarshalValue(target.Elem(), inputValue, prop)
 	}
 
-	// Handle well-known types.
+	if jsu, ok := target.Addr().Interface().(JSONPBUnmarshaler); ok {
-	type wkt interface {
+		return jsu.UnmarshalJSONPB(u, []byte(inputValue))
-		XXX_WellKnownType() string
 	}
-	if wkt, ok := target.Addr().Interface().(wkt); ok {
+
-		switch wkt.XXX_WellKnownType() {
+	// Handle well-known types.
+	if w, ok := target.Addr().Interface().(wkt); ok {
+		switch w.XXX_WellKnownType() {
 		case "DoubleValue", "FloatValue", "Int64Value", "UInt64Value",
 			"Int32Value", "UInt32Value", "BoolValue", "StringValue", "BytesValue":
 			// "Wrappers use the same representation in JSON
@@ -583,9 +658,72 @@ func (u *Unmarshaler) unmarshalValue(target reflect.Value, inputValue json.RawMe
 			// so we don't have to do any extra work.
 			return u.unmarshalValue(target.Field(0), inputValue, prop)
 		case "Any":
-			return fmt.Errorf("unmarshaling Any not supported yet")
+			// Use json.RawMessage pointer type instead of value to support pre-1.8 version.
+			// 1.8 changed RawMessage.MarshalJSON from pointer type to value type, see
+			// https://github.com/golang/go/issues/14493
+			var jsonFields map[string]*json.RawMessage
+			if err := json.Unmarshal(inputValue, &jsonFields); err != nil {
+				return err
+			}
+
+			val, ok := jsonFields["@type"]
+			if !ok || val == nil {
+				return errors.New("Any JSON doesn't have '@type'")
+			}
+
+			var turl string
+			if err := json.Unmarshal([]byte(*val), &turl); err != nil {
+				return fmt.Errorf("can't unmarshal Any's '@type': %q", *val)
+			}
+			target.Field(0).SetString(turl)
+
+			mname := turl
+			if slash := strings.LastIndex(mname, "/"); slash >= 0 {
+				mname = mname[slash+1:]
+			}
+			mt := proto.MessageType(mname)
+			if mt == nil {
+				return fmt.Errorf("unknown message type %q", mname)
+			}
+
+			m := reflect.New(mt.Elem()).Interface().(proto.Message)
+			if _, ok := m.(wkt); ok {
+				val, ok := jsonFields["value"]
+				if !ok {
+					return errors.New("Any JSON doesn't have 'value'")
+				}
+
+				if err := u.unmarshalValue(reflect.ValueOf(m).Elem(), *val, nil); err != nil {
+					return fmt.Errorf("can't unmarshal Any nested proto %T: %v", m, err)
+				}
+			} else {
+				delete(jsonFields, "@type")
+				nestedProto, err := json.Marshal(jsonFields)
+				if err != nil {
+					return fmt.Errorf("can't generate JSON for Any's nested proto to be unmarshaled: %v", err)
+				}
+
+				if err = u.unmarshalValue(reflect.ValueOf(m).Elem(), nestedProto, nil); err != nil {
+					return fmt.Errorf("can't unmarshal Any nested proto %T: %v", m, err)
+				}
+			}
+
+			b, err := proto.Marshal(m)
+			if err != nil {
+				return fmt.Errorf("can't marshal proto %T into Any.Value: %v", m, err)
+			}
+			target.Field(1).SetBytes(b)
+
+			return nil
 		case "Duration":
-			unq, err := strconv.Unquote(string(inputValue))
+			ivStr := string(inputValue)
+			if ivStr == "null" {
+				target.Field(0).SetInt(0)
+				target.Field(1).SetInt(0)
+				return nil
+			}
+
+			unq, err := strconv.Unquote(ivStr)
 			if err != nil {
 				return err
 			}
@@ -600,7 +738,14 @@ func (u *Unmarshaler) unmarshalValue(target reflect.Value, inputValue json.RawMe
 			target.Field(1).SetInt(ns)
 			return nil
 		case "Timestamp":
-			unq, err := strconv.Unquote(string(inputValue))
+			ivStr := string(inputValue)
+			if ivStr == "null" {
+				target.Field(0).SetInt(0)
+				target.Field(1).SetInt(0)
+				return nil
+			}
+
+			unq, err := strconv.Unquote(ivStr)
 			if err != nil {
 				return err
 			}
@@ -611,6 +756,62 @@ func (u *Unmarshaler) unmarshalValue(target reflect.Value, inputValue json.RawMe
 			target.Field(0).SetInt(int64(t.Unix()))
 			target.Field(1).SetInt(int64(t.Nanosecond()))
 			return nil
+		case "Struct":
+			if string(inputValue) == "null" {
+				// Interpret a null struct as empty.
+				return nil
+			}
+			var m map[string]json.RawMessage
+			if err := json.Unmarshal(inputValue, &m); err != nil {
+				return fmt.Errorf("bad StructValue: %v", err)
+			}
+			target.Field(0).Set(reflect.ValueOf(map[string]*stpb.Value{}))
+			for k, jv := range m {
+				pv := &stpb.Value{}
+				if err := u.unmarshalValue(reflect.ValueOf(pv).Elem(), jv, prop); err != nil {
+					return fmt.Errorf("bad value in StructValue for key %q: %v", k, err)
+				}
+				target.Field(0).SetMapIndex(reflect.ValueOf(k), reflect.ValueOf(pv))
+			}
+			return nil
+		case "ListValue":
+			if string(inputValue) == "null" {
+				// Interpret a null ListValue as empty.
+				return nil
+			}
+			var s []json.RawMessage
+			if err := json.Unmarshal(inputValue, &s); err != nil {
+				return fmt.Errorf("bad ListValue: %v", err)
+			}
+			target.Field(0).Set(reflect.ValueOf(make([]*stpb.Value, len(s), len(s))))
+			for i, sv := range s {
+				if err := u.unmarshalValue(target.Field(0).Index(i), sv, prop); err != nil {
+					return err
+				}
+			}
+			return nil
+		case "Value":
+			ivStr := string(inputValue)
+			if ivStr == "null" {
+				target.Field(0).Set(reflect.ValueOf(&stpb.Value_NullValue{}))
+			} else if v, err := strconv.ParseFloat(ivStr, 0); err == nil {
+				target.Field(0).Set(reflect.ValueOf(&stpb.Value_NumberValue{v}))
+			} else if v, err := strconv.Unquote(ivStr); err == nil {
+				target.Field(0).Set(reflect.ValueOf(&stpb.Value_StringValue{v}))
+			} else if v, err := strconv.ParseBool(ivStr); err == nil {
+				target.Field(0).Set(reflect.ValueOf(&stpb.Value_BoolValue{v}))
+			} else if err := json.Unmarshal(inputValue, &[]json.RawMessage{}); err == nil {
+				lv := &stpb.ListValue{}
+				target.Field(0).Set(reflect.ValueOf(&stpb.Value_ListValue{lv}))
+				return u.unmarshalValue(reflect.ValueOf(lv).Elem(), inputValue, prop)
+			} else if err := json.Unmarshal(inputValue, &map[string]json.RawMessage{}); err == nil {
+				sv := &stpb.Struct{}
+				target.Field(0).Set(reflect.ValueOf(&stpb.Value_StructValue{sv}))
+				return u.unmarshalValue(reflect.ValueOf(sv).Elem(), inputValue, prop)
+			} else {
+				return fmt.Errorf("unrecognized type for Value %q", ivStr)
+			}
+			return nil
 		}
 	}
 
@@ -694,6 +895,26 @@ func (u *Unmarshaler) unmarshalValue(target reflect.Value, inputValue json.RawMe
 				}
 			}
 		}
+		// Handle proto2 extensions.
+		if len(jsonFields) > 0 {
+			if ep, ok := target.Addr().Interface().(proto.Message); ok {
+				for _, ext := range proto.RegisteredExtensions(ep) {
+					name := fmt.Sprintf("[%s]", ext.Name)
+					raw, ok := jsonFields[name]
+					if !ok {
+						continue
+					}
+					delete(jsonFields, name)
+					nv := reflect.New(reflect.TypeOf(ext.ExtensionType).Elem())
+					if err := u.unmarshalValue(nv.Elem(), raw, nil); err != nil {
+						return err
+					}
+					if err := proto.SetExtension(ep, ext, nv.Interface()); err != nil {
+						return err
+					}
+				}
+			}
+		}
 		if !u.AllowUnknownFields && len(jsonFields) > 0 {
 			// Pick any field to be the scapegoat.
 			var f string
@@ -766,6 +987,15 @@ func (u *Unmarshaler) unmarshalValue(target reflect.Value, inputValue json.RawMe
 		inputValue = inputValue[1 : len(inputValue)-1]
 	}
 
+	// Non-finite numbers can be encoded as strings.
+	isFloat := targetType.Kind() == reflect.Float32 || targetType.Kind() == reflect.Float64
+	if isFloat {
+		if num, ok := nonFinite[string(inputValue)]; ok {
+			target.SetFloat(num)
+			return nil
+		}
+	}
+
 	// Use the encoding/json for parsing other value types.
 	return json.Unmarshal(inputValue, target.Addr().Interface())
 }

cmd/vendor/github.com/golang/protobuf/proto/encode.go

@@ -1075,10 +1075,17 @@ func (o *Buffer) enc_map(p *Properties, base structPointer) error {
 
 func (o *Buffer) enc_exts(p *Properties, base structPointer) error {
 	exts := structPointer_Extensions(base, p.field)
-	if err := encodeExtensions(exts); err != nil {
+
+	v, mu := exts.extensionsRead()
+	if v == nil {
+		return nil
+	}
+
+	mu.Lock()
+	defer mu.Unlock()
+	if err := encodeExtensionsMap(v); err != nil {
 		return err
 	}
-	v, _ := exts.extensionsRead()
 
 	return o.enc_map_body(v)
 }

cmd/vendor/github.com/golang/protobuf/proto/extensions.go

@@ -154,6 +154,7 @@ type ExtensionDesc struct {
 	Field         int32       // field number
 	Name          string      // fully-qualified name of extension, for text formatting
 	Tag           string      // protobuf tag style
+	Filename      string      // name of the file in which the extension is defined
 }
 
 func (ed *ExtensionDesc) repeated() bool {

cmd/vendor/github.com/golang/protobuf/proto/lib.go

@@ -73,7 +73,6 @@ for a protocol buffer variable v:
 When the .proto file specifies `syntax="proto3"`, there are some differences:
 
   - Non-repeated fields of non-message type are values instead of pointers.
-  - Getters are only generated for message and oneof fields.
   - Enum types do not get an Enum method.
 
 The simplest way to describe this is to see an example.

cmd/vendor/github.com/golang/protobuf/ptypes/struct/struct.pb.go

@@ -0,0 +1,382 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// source: github.com/golang/protobuf/ptypes/struct/struct.proto
+
+/*
+Package structpb is a generated protocol buffer package.
+
+It is generated from these files:
+	github.com/golang/protobuf/ptypes/struct/struct.proto
+
+It has these top-level messages:
+	Struct
+	Value
+	ListValue
+*/
+package structpb
+
+import proto "github.com/golang/protobuf/proto"
+import fmt "fmt"
+import math "math"
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.ProtoPackageIsVersion2 // please upgrade the proto package
+
+// `NullValue` is a singleton enumeration to represent the null value for the
+// `Value` type union.
+//
+//  The JSON representation for `NullValue` is JSON `null`.
+type NullValue int32
+
+const (
+	// Null value.
+	NullValue_NULL_VALUE NullValue = 0
+)
+
+var NullValue_name = map[int32]string{
+	0: "NULL_VALUE",
+}
+var NullValue_value = map[string]int32{
+	"NULL_VALUE": 0,
+}
+
+func (x NullValue) String() string {
+	return proto.EnumName(NullValue_name, int32(x))
+}
+func (NullValue) EnumDescriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
+func (NullValue) XXX_WellKnownType() string       { return "NullValue" }
+
+// `Struct` represents a structured data value, consisting of fields
+// which map to dynamically typed values. In some languages, `Struct`
+// might be supported by a native representation. For example, in
+// scripting languages like JS a struct is represented as an
+// object. The details of that representation are described together
+// with the proto support for the language.
+//
+// The JSON representation for `Struct` is JSON object.
+type Struct struct {
+	// Unordered map of dynamically typed values.
+	Fields map[string]*Value `protobuf:"bytes,1,rep,name=fields" json:"fields,omitempty" protobuf_key:"bytes,1,opt,name=key" protobuf_val:"bytes,2,opt,name=value"`
+}
+
+func (m *Struct) Reset()                    { *m = Struct{} }
+func (m *Struct) String() string            { return proto.CompactTextString(m) }
+func (*Struct) ProtoMessage()               {}
+func (*Struct) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
+func (*Struct) XXX_WellKnownType() string   { return "Struct" }
+
+func (m *Struct) GetFields() map[string]*Value {
+	if m != nil {
+		return m.Fields
+	}
+	return nil
+}
+
+// `Value` represents a dynamically typed value which can be either
+// null, a number, a string, a boolean, a recursive struct value, or a
+// list of values. A producer of value is expected to set one of that
+// variants, absence of any variant indicates an error.
+//
+// The JSON representation for `Value` is JSON value.
+type Value struct {
+	// The kind of value.
+	//
+	// Types that are valid to be assigned to Kind:
+	//	*Value_NullValue
+	//	*Value_NumberValue
+	//	*Value_StringValue
+	//	*Value_BoolValue
+	//	*Value_StructValue
+	//	*Value_ListValue
+	Kind isValue_Kind `protobuf_oneof:"kind"`
+}
+
+func (m *Value) Reset()                    { *m = Value{} }
+func (m *Value) String() string            { return proto.CompactTextString(m) }
+func (*Value) ProtoMessage()               {}
+func (*Value) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
+func (*Value) XXX_WellKnownType() string   { return "Value" }
+
+type isValue_Kind interface {
+	isValue_Kind()
+}
+
+type Value_NullValue struct {
+	NullValue NullValue `protobuf:"varint,1,opt,name=null_value,json=nullValue,enum=google.protobuf.NullValue,oneof"`
+}
+type Value_NumberValue struct {
+	NumberValue float64 `protobuf:"fixed64,2,opt,name=number_value,json=numberValue,oneof"`
+}
+type Value_StringValue struct {
+	StringValue string `protobuf:"bytes,3,opt,name=string_value,json=stringValue,oneof"`
+}
+type Value_BoolValue struct {
+	BoolValue bool `protobuf:"varint,4,opt,name=bool_value,json=boolValue,oneof"`
+}
+type Value_StructValue struct {
+	StructValue *Struct `protobuf:"bytes,5,opt,name=struct_value,json=structValue,oneof"`
+}
+type Value_ListValue struct {
+	ListValue *ListValue `protobuf:"bytes,6,opt,name=list_value,json=listValue,oneof"`
+}
+
+func (*Value_NullValue) isValue_Kind()   {}
+func (*Value_NumberValue) isValue_Kind() {}
+func (*Value_StringValue) isValue_Kind() {}
+func (*Value_BoolValue) isValue_Kind()   {}
+func (*Value_StructValue) isValue_Kind() {}
+func (*Value_ListValue) isValue_Kind()   {}
+
+func (m *Value) GetKind() isValue_Kind {
+	if m != nil {
+		return m.Kind
+	}
+	return nil
+}
+
+func (m *Value) GetNullValue() NullValue {
+	if x, ok := m.GetKind().(*Value_NullValue); ok {
+		return x.NullValue
+	}
+	return NullValue_NULL_VALUE
+}
+
+func (m *Value) GetNumberValue() float64 {
+	if x, ok := m.GetKind().(*Value_NumberValue); ok {
+		return x.NumberValue
+	}
+	return 0
+}
+
+func (m *Value) GetStringValue() string {
+	if x, ok := m.GetKind().(*Value_StringValue); ok {
+		return x.StringValue
+	}
+	return ""
+}
+
+func (m *Value) GetBoolValue() bool {
+	if x, ok := m.GetKind().(*Value_BoolValue); ok {
+		return x.BoolValue
+	}
+	return false
+}
+
+func (m *Value) GetStructValue() *Struct {
+	if x, ok := m.GetKind().(*Value_StructValue); ok {
+		return x.StructValue
+	}
+	return nil
+}
+
+func (m *Value) GetListValue() *ListValue {
+	if x, ok := m.GetKind().(*Value_ListValue); ok {
+		return x.ListValue
+	}
+	return nil
+}
+
+// XXX_OneofFuncs is for the internal use of the proto package.
+func (*Value) XXX_OneofFuncs() (func(msg proto.Message, b *proto.Buffer) error, func(msg proto.Message, tag, wire int, b *proto.Buffer) (bool, error), func(msg proto.Message) (n int), []interface{}) {
+	return _Value_OneofMarshaler, _Value_OneofUnmarshaler, _Value_OneofSizer, []interface{}{
+		(*Value_NullValue)(nil),
+		(*Value_NumberValue)(nil),
+		(*Value_StringValue)(nil),
+		(*Value_BoolValue)(nil),
+		(*Value_StructValue)(nil),
+		(*Value_ListValue)(nil),
+	}
+}
+
+func _Value_OneofMarshaler(msg proto.Message, b *proto.Buffer) error {
+	m := msg.(*Value)
+	// kind
+	switch x := m.Kind.(type) {
+	case *Value_NullValue:
+		b.EncodeVarint(1<<3 | proto.WireVarint)
+		b.EncodeVarint(uint64(x.NullValue))
+	case *Value_NumberValue:
+		b.EncodeVarint(2<<3 | proto.WireFixed64)
+		b.EncodeFixed64(math.Float64bits(x.NumberValue))
+	case *Value_StringValue:
+		b.EncodeVarint(3<<3 | proto.WireBytes)
+		b.EncodeStringBytes(x.StringValue)
+	case *Value_BoolValue:
+		t := uint64(0)
+		if x.BoolValue {
+			t = 1
+		}
+		b.EncodeVarint(4<<3 | proto.WireVarint)
+		b.EncodeVarint(t)
+	case *Value_StructValue:
+		b.EncodeVarint(5<<3 | proto.WireBytes)
+		if err := b.EncodeMessage(x.StructValue); err != nil {
+			return err
+		}
+	case *Value_ListValue:
+		b.EncodeVarint(6<<3 | proto.WireBytes)
+		if err := b.EncodeMessage(x.ListValue); err != nil {
+			return err
+		}
+	case nil:
+	default:
+		return fmt.Errorf("Value.Kind has unexpected type %T", x)
+	}
+	return nil
+}
+
+func _Value_OneofUnmarshaler(msg proto.Message, tag, wire int, b *proto.Buffer) (bool, error) {
+	m := msg.(*Value)
+	switch tag {
+	case 1: // kind.null_value
+		if wire != proto.WireVarint {
+			return true, proto.ErrInternalBadWireType
+		}
+		x, err := b.DecodeVarint()
+		m.Kind = &Value_NullValue{NullValue(x)}
+		return true, err
+	case 2: // kind.number_value
+		if wire != proto.WireFixed64 {
+			return true, proto.ErrInternalBadWireType
+		}
+		x, err := b.DecodeFixed64()
+		m.Kind = &Value_NumberValue{math.Float64frombits(x)}
+		return true, err
+	case 3: // kind.string_value
+		if wire != proto.WireBytes {
+			return true, proto.ErrInternalBadWireType
+		}
+		x, err := b.DecodeStringBytes()
+		m.Kind = &Value_StringValue{x}
+		return true, err
+	case 4: // kind.bool_value
+		if wire != proto.WireVarint {
+			return true, proto.ErrInternalBadWireType
+		}
+		x, err := b.DecodeVarint()
+		m.Kind = &Value_BoolValue{x != 0}
+		return true, err
+	case 5: // kind.struct_value
+		if wire != proto.WireBytes {
+			return true, proto.ErrInternalBadWireType
+		}
+		msg := new(Struct)
+		err := b.DecodeMessage(msg)
+		m.Kind = &Value_StructValue{msg}
+		return true, err
+	case 6: // kind.list_value
+		if wire != proto.WireBytes {
+			return true, proto.ErrInternalBadWireType
+		}
+		msg := new(ListValue)
+		err := b.DecodeMessage(msg)
+		m.Kind = &Value_ListValue{msg}
+		return true, err
+	default:
+		return false, nil
+	}
+}
+
+func _Value_OneofSizer(msg proto.Message) (n int) {
+	m := msg.(*Value)
+	// kind
+	switch x := m.Kind.(type) {
+	case *Value_NullValue:
+		n += proto.SizeVarint(1<<3 | proto.WireVarint)
+		n += proto.SizeVarint(uint64(x.NullValue))
+	case *Value_NumberValue:
+		n += proto.SizeVarint(2<<3 | proto.WireFixed64)
+		n += 8
+	case *Value_StringValue:
+		n += proto.SizeVarint(3<<3 | proto.WireBytes)
+		n += proto.SizeVarint(uint64(len(x.StringValue)))
+		n += len(x.StringValue)
+	case *Value_BoolValue:
+		n += proto.SizeVarint(4<<3 | proto.WireVarint)
+		n += 1
+	case *Value_StructValue:
+		s := proto.Size(x.StructValue)
+		n += proto.SizeVarint(5<<3 | proto.WireBytes)
+		n += proto.SizeVarint(uint64(s))
+		n += s
+	case *Value_ListValue:
+		s := proto.Size(x.ListValue)
+		n += proto.SizeVarint(6<<3 | proto.WireBytes)
+		n += proto.SizeVarint(uint64(s))
+		n += s
+	case nil:
+	default:
+		panic(fmt.Sprintf("proto: unexpected type %T in oneof", x))
+	}
+	return n
+}
+
+// `ListValue` is a wrapper around a repeated field of values.
+//
+// The JSON representation for `ListValue` is JSON array.
+type ListValue struct {
+	// Repeated field of dynamically typed values.
+	Values []*Value `protobuf:"bytes,1,rep,name=values" json:"values,omitempty"`
+}
+
+func (m *ListValue) Reset()                    { *m = ListValue{} }
+func (m *ListValue) String() string            { return proto.CompactTextString(m) }
+func (*ListValue) ProtoMessage()               {}
+func (*ListValue) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{2} }
+func (*ListValue) XXX_WellKnownType() string   { return "ListValue" }
+
+func (m *ListValue) GetValues() []*Value {
+	if m != nil {
+		return m.Values
+	}
+	return nil
+}
+
+func init() {
+	proto.RegisterType((*Struct)(nil), "google.protobuf.Struct")
+	proto.RegisterType((*Value)(nil), "google.protobuf.Value")
+	proto.RegisterType((*ListValue)(nil), "google.protobuf.ListValue")
+	proto.RegisterEnum("google.protobuf.NullValue", NullValue_name, NullValue_value)
+}
+
+func init() {
+	proto.RegisterFile("github.com/golang/protobuf/ptypes/struct/struct.proto", fileDescriptor0)
+}
+
+var fileDescriptor0 = []byte{
+	// 417 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x8c, 0x92, 0x41, 0x8b, 0xd3, 0x40,
+	0x14, 0x80, 0x3b, 0xc9, 0x36, 0x98, 0x17, 0x59, 0x97, 0x11, 0xb4, 0xac, 0xa0, 0xa1, 0x7b, 0x09,
+	0x22, 0x09, 0x56, 0x04, 0x31, 0x5e, 0x0c, 0xac, 0xbb, 0x60, 0x58, 0x62, 0x74, 0x57, 0xf0, 0x52,
+	0x9a, 0x34, 0x8d, 0xa1, 0xd3, 0x99, 0x90, 0xcc, 0x28, 0x3d, 0xfa, 0x2f, 0x3c, 0x7b, 0xf4, 0xe8,
+	0xaf, 0xf3, 0x28, 0x33, 0x93, 0x44, 0x69, 0x29, 0x78, 0x9a, 0xbe, 0x37, 0xdf, 0xfb, 0xe6, 0xbd,
+	0xd7, 0xc0, 0xf3, 0xb2, 0xe2, 0x9f, 0x45, 0xe6, 0xe7, 0x6c, 0x13, 0x94, 0x8c, 0x2c, 0x68, 0x19,
+	0xd4, 0x0d, 0xe3, 0x2c, 0x13, 0xab, 0xa0, 0xe6, 0xdb, 0xba, 0x68, 0x83, 0x96, 0x37, 0x22, 0xe7,
+	0xdd, 0xe1, 0xab, 0x5b, 0x7c, 0xa7, 0x64, 0xac, 0x24, 0x85, 0xdf, 0xb3, 0xd3, 0xef, 0x08, 0xac,
+	0xf7, 0x8a, 0xc0, 0x21, 0x58, 0xab, 0xaa, 0x20, 0xcb, 0x76, 0x82, 0x5c, 0xd3, 0x73, 0x66, 0x67,
+	0xfe, 0x0e, 0xec, 0x6b, 0xd0, 0x7f, 0xa3, 0xa8, 0x73, 0xca, 0x9b, 0x6d, 0xda, 0x95, 0x9c, 0xbe,
+	0x03, 0xe7, 0x9f, 0x34, 0x3e, 0x01, 0x73, 0x5d, 0x6c, 0x27, 0xc8, 0x45, 0x9e, 0x9d, 0xca, 0x9f,
+	0xf8, 0x09, 0x8c, 0xbf, 0x2c, 0x88, 0x28, 0x26, 0x86, 0x8b, 0x3c, 0x67, 0x76, 0x6f, 0x4f, 0x7e,
+	0x23, 0x6f, 0x53, 0x0d, 0xbd, 0x34, 0x5e, 0xa0, 0xe9, 0x2f, 0x03, 0xc6, 0x2a, 0x89, 0x43, 0x00,
+	0x2a, 0x08, 0x99, 0x6b, 0x81, 0x94, 0x1e, 0xcf, 0x4e, 0xf7, 0x04, 0x57, 0x82, 0x10, 0xc5, 0x5f,
+	0x8e, 0x52, 0x9b, 0xf6, 0x01, 0x3e, 0x83, 0xdb, 0x54, 0x6c, 0xb2, 0xa2, 0x99, 0xff, 0x7d, 0x1f,
+	0x5d, 0x8e, 0x52, 0x47, 0x67, 0x07, 0xa8, 0xe5, 0x4d, 0x45, 0xcb, 0x0e, 0x32, 0x65, 0xe3, 0x12,
+	0xd2, 0x59, 0x0d, 0x3d, 0x02, 0xc8, 0x18, 0xeb, 0xdb, 0x38, 0x72, 0x91, 0x77, 0x4b, 0x3e, 0x25,
+	0x73, 0x1a, 0x78, 0xa5, 0x2c, 0x22, 0xe7, 0x1d, 0x32, 0x56, 0xa3, 0xde, 0x3f, 0xb0, 0xc7, 0x4e,
+	0x2f, 0x72, 0x3e, 0x4c, 0x49, 0xaa, 0xb6, 0xaf, 0xb5, 0x54, 0xed, 0xfe, 0x94, 0x71, 0xd5, 0xf2,
+	0x61, 0x4a, 0xd2, 0x07, 0x91, 0x05, 0x47, 0xeb, 0x8a, 0x2e, 0xa7, 0x21, 0xd8, 0x03, 0x81, 0x7d,
+	0xb0, 0x94, 0xac, 0xff, 0x47, 0x0f, 0x2d, 0xbd, 0xa3, 0x1e, 0x3f, 0x00, 0x7b, 0x58, 0x22, 0x3e,
+	0x06, 0xb8, 0xba, 0x8e, 0xe3, 0xf9, 0xcd, 0xeb, 0xf8, 0xfa, 0xfc, 0x64, 0x14, 0x7d, 0x43, 0x70,
+	0x37, 0x67, 0x9b, 0x5d, 0x45, 0xe4, 0xe8, 0x69, 0x12, 0x19, 0x27, 0xe8, 0xd3, 0xd3, 0xff, 0xfd,
+	0x30, 0x43, 0x7d, 0xd4, 0xd9, 0x6f, 0x84, 0x7e, 0x18, 0xe6, 0x45, 0x12, 0xfd, 0x34, 0x1e, 0x5e,
+	0x68, 0x79, 0xd2, 0xf7, 0xf7, 0xb1, 0x20, 0xe4, 0x2d, 0x65, 0x5f, 0xe9, 0x07, 0x59, 0x99, 0x59,
+	0x4a, 0xf5, 0xec, 0x4f, 0x00, 0x00, 0x00, 0xff, 0xff, 0x9b, 0x6e, 0x5d, 0x3c, 0xfe, 0x02, 0x00,
+	0x00,
+}

cmd/vendor/github.com/russross/blackfriday/inline.go

@@ -488,6 +488,7 @@ func link(p *parser, out *bytes.Buffer, data []byte, offset int) int {
 			}
 
 			p.notes = append(p.notes, ref)
+			p.notesRecord[string(ref.link)] = struct{}{}
 
 			link = ref.link
 			title = ref.title
@@ -498,9 +499,10 @@ func link(p *parser, out *bytes.Buffer, data []byte, offset int) int {
 				return 0
 			}
 
-			if t == linkDeferredFootnote {
+			if t == linkDeferredFootnote && !p.isFootnote(lr) {
 				lr.noteId = len(p.notes) + 1
 				p.notes = append(p.notes, lr)
+				p.notesRecord[string(lr.link)] = struct{}{}
 			}
 
 			// keep link and title from reference

cmd/vendor/github.com/russross/blackfriday/markdown.go

@@ -219,6 +219,7 @@ type parser struct {
 	// presence. If a ref is also a footnote, it's stored both in refs and here
 	// in notes. Slice is nil if footnotes not enabled.
 	notes       []*reference
+	notesRecord map[string]struct{}
 }
 
 func (p *parser) getRef(refid string) (ref *reference, found bool) {
@@ -241,6 +242,11 @@ func (p *parser) getRef(refid string) (ref *reference, found bool) {
 	return ref, found
 }
 
+func (p *parser) isFootnote(ref *reference) bool {
+	_, ok := p.notesRecord[string(ref.link)]
+	return ok
+}
+
 //
 //
 // Public interface
@@ -376,6 +382,7 @@ func MarkdownOptions(input []byte, renderer Renderer, opts Options) []byte {
 
 	if extensions&EXTENSION_FOOTNOTES != 0 {
 		p.notes = make([]*reference, 0)
+		p.notesRecord = make(map[string]struct{})
 	}
 
 	first := firstPass(p, input)

glide.lock

@@ -1,5 +1,5 @@
-hash: cee1f2629857e9c2384ad89ff6014db09498c9af53771e5144ad3a4b510ff00e
+hash: 936853fc7427741a35ce6114725318c5642f604214520d0e7d119c8f3ee9ab0a
-updated: 2017-05-30T10:29:08.22609283-07:00
+updated: 2017-06-12T14:15:04.520854967-07:00
 imports:
 - name: github.com/beorn7/perks
   version: 4c0e84591b9aa9e6dcfdf3e020114cd81f89d5f9
@@ -27,7 +27,7 @@ imports:
   - capnslog
   - dlopen
 - name: github.com/cpuguy83/go-md2man
-  version: bcc0a711c5e6bbe72c7cb13d81c7109b45267fd2
+  version: 23709d0847197db6021a51fdb193e66e9222d4e7
   subpackages:
   - md2man
 - name: github.com/dgrijalva/jwt-go
@@ -37,7 +37,7 @@ imports:
 - name: github.com/ghodss/yaml
   version: 0ca9ea5df5451ffdf184b4428c902747c2c11cd7
 - name: github.com/gogo/protobuf
-  version: 909568be09de550ed094403c2bf8a261b5bb730a
+  version: 100ba4e885062801d56799d78530b73b178a78f3
   subpackages:
   - proto
 - name: github.com/golang/groupcache
@@ -45,10 +45,11 @@ imports:
   subpackages:
   - lru
 - name: github.com/golang/protobuf
-  version: 4bd1920723d7b7c925de087aa32e2187708897f7
+  version: 5a0f697c9ed9d68fef0116532c6e05cfeae00e55
   subpackages:
   - jsonpb
   - proto
+  - ptypes/struct
 - name: github.com/google/btree
   version: 925471ac9e2131377a91e1595defec898166fe49
 - name: github.com/grpc-ecosystem/go-grpc-prometheus
@@ -94,7 +95,7 @@ imports:
   subpackages:
   - xfs
 - name: github.com/russross/blackfriday
-  version: 0ba0f2b6ed7c475a92e4df8641825cb7a11d1fa3
+  version: 067529f716f4c3f5e37c8c95ddd59df1007290ae
 - name: github.com/spf13/cobra
   version: 1c44ec8d3f1552cac48999f9306da23c4d8a288b
 - name: github.com/spf13/pflag
@@ -127,7 +128,7 @@ imports:
   subpackages:
   - unix
 - name: golang.org/x/text
-  version: 4ee4af566555f5fbe026368b75596286a312663a
+  version: 210eee5cf7323015d097341bcf7166130d001cd8
   subpackages:
   - secure/bidirule
   - transform

glide.yaml

@@ -25,7 +25,7 @@ import:
 - package: github.com/ghodss/yaml
   version: v1.0.0
 - package: github.com/gogo/protobuf
-  version: v0.3
+  version: v0.4
   subpackages:
   - proto
 - package: github.com/golang/groupcache
@@ -33,7 +33,7 @@ import:
   subpackages:
   - lru
 - package: github.com/golang/protobuf
-  version: 4bd1920723d7b7c925de087aa32e2187708897f7
+  version: 5a0f697c9ed9d68fef0116532c6e05cfeae00e55
   subpackages:
   - jsonpb
   - proto