sanity-io/litter

type Person struct {
	Name   string
	Age    int
	Parent *Person
}

litter.Dump(Person{
	Name:   "Bob",
	Age:    20,
	Parent: &Person{
		Name: "Jane",
		Age:  50,
	},
})

Person{
	Name: "Bob",
	Age: 20,
	Parent: &Person{
		Name: "Jane",
		Age: 50,
	},
}

func TestSearch(t *testing.T) {
	result := DoSearch()

	actual := litterOpts.Sdump(result)
	expected, err := ioutil.ReadFile("testdata.txt")
	if err != nil {
		// First run, write test data since it doesn't exist
		if !os.IsNotExist(err) {
			t.Error(err)
		}
		ioutil.Write("testdata.txt", actual, 0644)
		actual = expected
	}
	if expected != actual {
		t.Errorf("Expected %s, got %s", expected, actual)
	}
}

type Circular struct {
	Self *Circular
}

selfref := Circular{}
selfref.Self = &selfref

litter.Dump(selfref)

Circular { // p0
	Self: p0,
}

$ go get -u github.com/sanity-io/litter

import "github.com/sanity-io/litter"

litter.Dump(myVar1)
str := litter.Sdump(myVar1)

// Strip all package names from types
litter.Config.StripPackageNames = true

// Hide private struct fields from dumped structs
litter.Config.HidePrivateFields = true

// Hide fields matched with given regexp if it is not nil. It is set up to hide fields generate with protoc-gen-go
litter.Config.FieldExclusions = regexp.MustCompile(`^(XXX_.*)$`)

// Sets a "home" package. The package name will be stripped from all its types
litter.Config.HomePackage = "mypackage"

// Sets separator used when multiple arguments are passed to Dump() or Sdump().
litter.Config.Separator = "\n"

// Use compact output: strip newlines and other unnecessary whitespace
litter.Config.Compact = true

// Prevents duplicate pointers from being replaced by placeholder variable names (except in necessary, in the case
// of circular references)
litter.Config.DisablePointerReplacement = true

	sq := litter.Options {
		HidePrivateFields: true,
		HomePackage: "thispack",
		Separator: " ",
	}

	sq.Dump("dumped", "with", "local", "settings")

type Dumper interface {
	LitterDump(w io.Writer)
}

type CustomMultiLineDumper struct {}

func (cmld *CustomMultiLineDumper) LitterDump(w io.Writer) {
	w.Write([]byte("{\n  multi\n  line\n}"))
}

type CustomSingleLineDumper int

func (csld CustomSingleLineDumper) LitterDump(w io.Writer) {
	w.Write([]byte("<custom>"))
}