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// Copyright 2021 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Package typeparams provides functions to work indirectly with type parameter
// data stored in go/ast and go/types objects, while these API are guarded by a
// build constraint.
// This package exists to make it easier for tools to work with generic code,
// while also compiling against older Go versions.
package typeparams
import (
// A IndexExprData holds data from both ast.IndexExpr and the new
// ast.MultiIndexExpr, which was introduced in Go 1.18.
type IndexExprData struct {
X ast.Expr // expression
Lbrack token.Pos // position of "["
Indices []ast.Expr // index expressions
Rbrack token.Pos // position of "]"