pkg go/types, method (*Struct) Tag(int) string
pkg go/types, method (*Struct) Underlying() Type
pkg go/types, method (*Tuple) At(int) *Var
pkg go/types, method (*Tuple) Len() int
pkg go/types, method (*Tuple) String() string
pkg go/types, method (*Tuple) Underlying() Type
pkg go/types, method (*TypeName) Exported() bool
pkg go/types, method (*TypeName) Id() string
pkg go/types, method (*TypeName) Name() string

pkg go/types, func Instantiate(*Context, Type, []Type, bool) (Type, error)
pkg go/types, func NewContext() *Context
pkg go/types, func NewSignature //deprecated
pkg go/types, func NewSignatureType(*Var, []*TypeParam, []*TypeParam, *Tuple, *Tuple, bool) *Signature
pkg go/types, func NewTerm(bool, Type) *Term
pkg go/types, func NewTypeParam(*TypeName, Type) *TypeParam
pkg go/types, func NewUnion([]*Term) *Union
pkg go/types, method (*ArgumentError) Error() string

must contain exactly one single-valued expression, and the left-hand
expression must not be the blank identifier.
</p>

<pre>
a[i] &lt;&lt;= 2
i &amp;^= 1&lt;&lt;n
</pre>

<p>
A tuple assignment assigns the individual elements of a multi-valued
operation to a list of variables.  There are two forms.  In the
first, the right hand operand is a single multi-valued expression

must contain exactly one single-valued expression, and the left-hand
expression must not be the blank identifier.
</p>

<pre>
a[i] &lt;&lt;= 2
i &amp;^= 1&lt;&lt;n
</pre>

<p>
A tuple assignment assigns the individual elements of a multi-valued
operation to a list of variables.  There are two forms.  In the
first, the right hand operand is a single multi-valued expression

		w.writeType(buf, typ.Elem())

	case *types.Struct:
		buf.WriteString("struct")

	case *types.Pointer:
		buf.WriteByte('*')
		w.writeType(buf, typ.Elem())

	case *types.Tuple:
		panic("should never see a tuple type")

	case *types.Signature:
		buf.WriteString("func")
		w.writeSignature(buf, typ)

	case *types.Interface:
		buf.WriteString("interface{")