Remove pretty-printing

codec/dagjson/multicodec.go

@@ -54,7 +54,7 @@ func Encode(n ipld.Node, w io.Writer) error {
 	//  (There's not really any fastpaths of note for json.)
 	// Write another function if you need to tune encoding options about whitespace.
 	return Marshal(n, json.NewEncoder(w, json.EncodeOptions{
-		Line:   []byte{'\n'},
-		Indent: []byte{'\t'},
+		Line:   nil,
+		Indent: nil,
 	}), true)
 }

codec/dagjson/roundtripBytes_test.go

@@ -15,15 +15,7 @@ var byteNode = fluent.MustBuildMap(basicnode.Prototype__Map{}, 4, func(na fluent
 	na.AssembleEntry("plain").AssignString("olde string")
 	na.AssembleEntry("bytes").AssignBytes([]byte("deadbeef"))
 })
-var byteSerial = `{
-	"plain": "olde string",
-	"bytes": {
-		"/": {
-			"bytes": "ZGVhZGJlZWY="
-		}
-	}
-}
-`
+var byteSerial = `{"plain":"olde string","bytes":{"/":{"bytes":"ZGVhZGJlZWY="}}}`
 
 func TestRoundtripBytes(t *testing.T) {
 	t.Run("encoding", func(t *testing.T) {
@@ -46,16 +38,7 @@ var encapsulatedNode = fluent.MustBuildMap(basicnode.Prototype__Map{}, 1, func(n
 		sa.AssembleEntry("bytes").AssignBytes([]byte("deadbeef"))
 	})
 })
-var encapsulatedSerial = `{
-	"/": {
-		"bytes": {
-			"/": {
-				"bytes": "ZGVhZGJlZWY="
-			}
-		}
-	}
-}
-`
+var encapsulatedSerial = `{"/":{"bytes":{"/":{"bytes":"ZGVhZGJlZWY="}}}}`
 
 func TestEncapsulatedBytes(t *testing.T) {
 	t.Run("encoding", func(t *testing.T) {

codec/dagjson/roundtrip_test.go

@@ -27,23 +27,7 @@ var n = fluent.MustBuildMap(basicnode.Prototype__Map{}, 4, func(na fluent.MapAss
 		})
 	})
 })
-var serial = `{
-	"plain": "olde string",
-	"map": {
-		"one": 1,
-		"two": 2
-	},
-	"list": [
-		"three",
-		"four"
-	],
-	"nested": {
-		"deeper": [
-			"things"
-		]
-	}
-}
-`
+var serial = `{"plain":"olde string","map":{"one":1,"two":2},"list":["three","four"],"nested":{"deeper":["things"]}}`
 
 func TestRoundtrip(t *testing.T) {
 	t.Run("encoding", func(t *testing.T) {