Revert vendor directory to support old golang (GOPATH mode)

gomodule is still in progress to migrate for now, hence multus
team decide to keep vendor directory to support build without
gomodule.

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

@@ -0,0 +1,190 @@
+package jsoniter
+
+var digits []uint32
+
+func init() {
+	digits = make([]uint32, 1000)
+	for i := uint32(0); i < 1000; i++ {
+		digits[i] = (((i / 100) + '0') << 16) + ((((i / 10) % 10) + '0') << 8) + i%10 + '0'
+		if i < 10 {
+			digits[i] += 2 << 24
+		} else if i < 100 {
+			digits[i] += 1 << 24
+		}
+	}
+}
+
+func writeFirstBuf(space []byte, v uint32) []byte {
+	start := v >> 24
+	if start == 0 {
+		space = append(space, byte(v>>16), byte(v>>8))
+	} else if start == 1 {
+		space = append(space, byte(v>>8))
+	}
+	space = append(space, byte(v))
+	return space
+}
+
+func writeBuf(buf []byte, v uint32) []byte {
+	return append(buf, byte(v>>16), byte(v>>8), byte(v))
+}
+
+// WriteUint8 write uint8 to stream
+func (stream *Stream) WriteUint8(val uint8) {
+	stream.buf = writeFirstBuf(stream.buf, digits[val])
+}
+
+// WriteInt8 write int8 to stream
+func (stream *Stream) WriteInt8(nval int8) {
+	var val uint8
+	if nval < 0 {
+		val = uint8(-nval)
+		stream.buf = append(stream.buf, '-')
+	} else {
+		val = uint8(nval)
+	}
+	stream.buf = writeFirstBuf(stream.buf, digits[val])
+}
+
+// WriteUint16 write uint16 to stream
+func (stream *Stream) WriteUint16(val uint16) {
+	q1 := val / 1000
+	if q1 == 0 {
+		stream.buf = writeFirstBuf(stream.buf, digits[val])
+		return
+	}
+	r1 := val - q1*1000
+	stream.buf = writeFirstBuf(stream.buf, digits[q1])
+	stream.buf = writeBuf(stream.buf, digits[r1])
+	return
+}
+
+// WriteInt16 write int16 to stream
+func (stream *Stream) WriteInt16(nval int16) {
+	var val uint16
+	if nval < 0 {
+		val = uint16(-nval)
+		stream.buf = append(stream.buf, '-')
+	} else {
+		val = uint16(nval)
+	}
+	stream.WriteUint16(val)
+}
+
+// WriteUint32 write uint32 to stream
+func (stream *Stream) WriteUint32(val uint32) {
+	q1 := val / 1000
+	if q1 == 0 {
+		stream.buf = writeFirstBuf(stream.buf, digits[val])
+		return
+	}
+	r1 := val - q1*1000
+	q2 := q1 / 1000
+	if q2 == 0 {
+		stream.buf = writeFirstBuf(stream.buf, digits[q1])
+		stream.buf = writeBuf(stream.buf, digits[r1])
+		return
+	}
+	r2 := q1 - q2*1000
+	q3 := q2 / 1000
+	if q3 == 0 {
+		stream.buf = writeFirstBuf(stream.buf, digits[q2])
+	} else {
+		r3 := q2 - q3*1000
+		stream.buf = append(stream.buf, byte(q3+'0'))
+		stream.buf = writeBuf(stream.buf, digits[r3])
+	}
+	stream.buf = writeBuf(stream.buf, digits[r2])
+	stream.buf = writeBuf(stream.buf, digits[r1])
+}
+
+// WriteInt32 write int32 to stream
+func (stream *Stream) WriteInt32(nval int32) {
+	var val uint32
+	if nval < 0 {
+		val = uint32(-nval)
+		stream.buf = append(stream.buf, '-')
+	} else {
+		val = uint32(nval)
+	}
+	stream.WriteUint32(val)
+}
+
+// WriteUint64 write uint64 to stream
+func (stream *Stream) WriteUint64(val uint64) {
+	q1 := val / 1000
+	if q1 == 0 {
+		stream.buf = writeFirstBuf(stream.buf, digits[val])
+		return
+	}
+	r1 := val - q1*1000
+	q2 := q1 / 1000
+	if q2 == 0 {
+		stream.buf = writeFirstBuf(stream.buf, digits[q1])
+		stream.buf = writeBuf(stream.buf, digits[r1])
+		return
+	}
+	r2 := q1 - q2*1000
+	q3 := q2 / 1000
+	if q3 == 0 {
+		stream.buf = writeFirstBuf(stream.buf, digits[q2])
+		stream.buf = writeBuf(stream.buf, digits[r2])
+		stream.buf = writeBuf(stream.buf, digits[r1])
+		return
+	}
+	r3 := q2 - q3*1000
+	q4 := q3 / 1000
+	if q4 == 0 {
+		stream.buf = writeFirstBuf(stream.buf, digits[q3])
+		stream.buf = writeBuf(stream.buf, digits[r3])
+		stream.buf = writeBuf(stream.buf, digits[r2])
+		stream.buf = writeBuf(stream.buf, digits[r1])
+		return
+	}
+	r4 := q3 - q4*1000
+	q5 := q4 / 1000
+	if q5 == 0 {
+		stream.buf = writeFirstBuf(stream.buf, digits[q4])
+		stream.buf = writeBuf(stream.buf, digits[r4])
+		stream.buf = writeBuf(stream.buf, digits[r3])
+		stream.buf = writeBuf(stream.buf, digits[r2])
+		stream.buf = writeBuf(stream.buf, digits[r1])
+		return
+	}
+	r5 := q4 - q5*1000
+	q6 := q5 / 1000
+	if q6 == 0 {
+		stream.buf = writeFirstBuf(stream.buf, digits[q5])
+	} else {
+		stream.buf = writeFirstBuf(stream.buf, digits[q6])
+		r6 := q5 - q6*1000
+		stream.buf = writeBuf(stream.buf, digits[r6])
+	}
+	stream.buf = writeBuf(stream.buf, digits[r5])
+	stream.buf = writeBuf(stream.buf, digits[r4])
+	stream.buf = writeBuf(stream.buf, digits[r3])
+	stream.buf = writeBuf(stream.buf, digits[r2])
+	stream.buf = writeBuf(stream.buf, digits[r1])
+}
+
+// WriteInt64 write int64 to stream
+func (stream *Stream) WriteInt64(nval int64) {
+	var val uint64
+	if nval < 0 {
+		val = uint64(-nval)
+		stream.buf = append(stream.buf, '-')
+	} else {
+		val = uint64(nval)
+	}
+	stream.WriteUint64(val)
+}
+
+// WriteInt write int to stream
+func (stream *Stream) WriteInt(val int) {
+	stream.WriteInt64(int64(val))
+}
+
+// WriteUint write uint to stream
+func (stream *Stream) WriteUint(val uint) {
+	stream.WriteUint64(uint64(val))
+}