pkg p4, func NewPair[$0 interface{ M }, $1 interface{ ~int }]($0, $1) Pair[$0, $1]
pkg p4, method (Pair[$0, $1]) Second() $1
pkg p4, method (Pair[$0, $1]) First() $0
pkg p4, type Pair[$0 interface{ M }, $1 interface{ ~int }] struct
pkg p4, func Clone[$0 interface{ ~[]$1 }, $1 interface{}]($0) $0

	Relationships             Relationships
	CreateClauses             []clause.Interface
	QueryClauses              []clause.Interface
	UpdateClauses             []clause.Interface
	DeleteClauses             []clause.Interface
	BeforeCreate, AfterCreate bool
	BeforeUpdate, AfterUpdate bool
	BeforeDelete, AfterDelete bool
	BeforeSave, AfterSave     bool

			[]interface{}{limit0},
		},
		{
			[]clause.Interface{clause.Select{}, clause.From{}, clause.Limit{Limit: &limit0}, clause.Limit{Offset: 0}},
			"SELECT * FROM `users` LIMIT ?",
			[]interface{}{limit0},
		},
		{
			[]clause.Interface{clause.Select{}, clause.From{}, clause.Limit{Offset: 20}},
			"SELECT * FROM `users` OFFSET ?",
			[]interface{}{20},
		},
		{

		Vars:         []interface{}{sql.Named("name", "jinzhu")},
		Result:       "name1 = ? AND name2 = ?",
		ExpectedVars: []interface{}{"jinzhu", "jinzhu"},
	}, {
		SQL:          "name1 = @name AND name2 = @@name",
		Vars:         []interface{}{map[string]interface{}{"name": "jinzhu"}},
		Result:       "name1 = ? AND name2 = @@name",
		ExpectedVars: []interface{}{"jinzhu"},
	}, {

			[]interface{}{"1", 100},
		},
		{
			[]clause.Interface{clause.Select{}, clause.From{}, clause.Where{
				Exprs: []clause.Expression{clause.Not(clause.Expr{SQL: "`score` <= ?", Vars: []interface{}{100}},
					clause.Expr{SQL: "`age` <= ?", Vars: []interface{}{60}})},
			}},
			"SELECT * FROM `users` WHERE NOT (`score` <= ? AND `age` <= ?)",
			[]interface{}{100, 60},
		},
		{

to this:

```go
for param := range fn.Signature().Params().Variables() {
   use(param)
}
```

The methods are:
[`Interface.EmbeddedTypes`](/pkg/go/types#Interface.EmbeddedTypes),
[`Interface.ExplicitMethods`](/pkg/go/types#Interface.ExplicitMethods),
[`Interface.Methods`](/pkg/go/types#Interface.Methods),
[`MethodSet.Methods`](/pkg/go/types#MethodSet.Methods),
[`Named.Methods`](/pkg/go/types#Named.Methods),

	results := []struct {
		Clauses []clause.Interface
		Result  string
		Vars    []interface{}
	}{
		{
			[]clause.Interface{
				clause.Insert{},
				clause.Values{
					Columns: []clause.Column{{Name: "name"}, {Name: "age"}},
					Values:  [][]interface{}{{"jinzhu", 18}, {"josh", 1}},
				},
			},
			"INSERT INTO `users` (`name`,`age`) VALUES (?,?),(?,?)",
			[]interface{}{"jinzhu", 18, "josh", 1},
		},
	}

pkg p1, type I interface, Set(string, int64)
pkg p1, type I interface, unexported methods
pkg p1, type MyInt int
pkg p1, type Namer interface { Name }
pkg p1, type Namer interface, Name() string
pkg p1, type Private interface, X()
pkg p1, type Private interface, unexported methods
pkg p1, type Private //deprecated
pkg p1, type Public interface { X, Y }
pkg p1, type Public interface, X()
pkg p1, type Public interface, Y()
pkg p1, type S struct

                }
            """
            : apiElement.startsWith('annotation') ? """
                public @interface $TEST_INTERFACE_SIMPLE_NAME {
                    String method();
                }
            """
            : apiElement == 'interface' ? """
                public interface $TEST_INTERFACE_SIMPLE_NAME {
                    String field = "value";
                    void method();
                }

// Interface clause interface
type Interface interface {
	Name() string
	Build(Builder)
	MergeClause(*Clause)
}

// ClauseBuilder clause builder, allows to customize how to build clause
type ClauseBuilder func(Clause, Builder)

type Writer interface {
	WriteByte(byte) error
	WriteString(string) (int, error)
}

// Builder builder interface
type Builder interface {
	Writer
	WriteQuoted(field interface{})