Update dependencies

vendor/github.com/tailscale/hujson/pack.go

@@ -0,0 +1,92 @@
+// Copyright (c) 2021 Tailscale Inc & AUTHORS All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package hujson
+
+// UpdateOffsets iterates through v and updates all
+// Value.StartOffset and Value.EndOffset fields so that they are accurate.
+func (v *Value) UpdateOffsets() {
+	v.updateOffsets(0)
+}
+func (v *Value) updateOffsets(n int) int {
+	n += len(v.BeforeExtra)
+	v.StartOffset = n
+	switch v2 := v.Value.(type) {
+	case Literal:
+		n += len(v2)
+	case *Object:
+		n += len("{")
+		for i := range v2.Members {
+			n = v2.Members[i].Name.updateOffsets(n)
+			n += len(":")
+			n = v2.Members[i].Value.updateOffsets(n)
+			n += len(",")
+		}
+		if v2.length() > 0 && !hasTrailingComma(v2) {
+			n -= len(",")
+		}
+		n += len(v2.AfterExtra)
+		n += len("}")
+	case *Array:
+		n += len("[")
+		for i := range v2.Elements {
+			n = v2.Elements[i].updateOffsets(n)
+			n += len(",")
+		}
+		if v2.length() > 0 && !hasTrailingComma(v2) {
+			n -= len(",")
+		}
+		n += len(v2.AfterExtra)
+		n += len("]")
+	}
+	v.EndOffset = n
+	n += len(v.AfterExtra)
+	return n
+}
+
+// Pack serializes the value as HuJSON.
+// The output is valid so long as every Extra and Literal in the Value is valid.
+// The output does not alias the memory of any buffers referenced by v.
+func (v Value) Pack() []byte {
+	return v.append(nil)
+}
+
+// String is a string representation of v.
+func (v Value) String() string {
+	return string(v.append(nil))
+}
+
+func (v Value) append(b []byte) []byte {
+	b = append(b, v.BeforeExtra...)
+	switch v2 := v.Value.(type) {
+	case Literal:
+		b = append(b, v2...)
+	case *Object:
+		b = append(b, '{')
+		for _, m := range v2.Members {
+			b = m.Name.append(b)
+			b = append(b, ':')
+			b = m.Value.append(b)
+			b = append(b, ',')
+		}
+		if v2.length() > 0 && !hasTrailingComma(v2) {
+			b = b[:len(b)-1]
+		}
+		b = append(b, v2.AfterExtra...)
+		b = append(b, '}')
+	case *Array:
+		b = append(b, '[')
+		for _, e := range v2.Elements {
+			b = e.append(b)
+			b = append(b, ',')
+		}
+		if v2.length() > 0 && !hasTrailingComma(v2) {
+			b = b[:len(b)-1]
+		}
+		b = append(b, v2.AfterExtra...)
+		b = append(b, ']')
+	}
+	b = append(b, v.AfterExtra...)
+	return b
+}