1 // Copyright 2011 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 package types2 6 7 // An Array represents an array type. 8 type Array struct { 9 len int64 10 elem Type 11 } 12 13 // NewArray returns a new array type for the given element type and length. 14 // A negative length indicates an unknown length. 15 func NewArray(elem Type, len int64) *Array { return &Array{len: len, elem: elem} } 16 17 // Len returns the length of array a. 18 // A negative result indicates an unknown length. 19 func (a *Array) Len() int64 { return a.len } 20 21 // Elem returns element type of array a. 22 func (a *Array) Elem() Type { return a.elem } 23 24 func (a *Array) Underlying() Type { return a } 25 func (a *Array) String() string { return TypeString(a, nil) } 26