// Copyright 2017 syzkaller project authors. All rights reserved.
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// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
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package ast
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// Walk calls callback cb for every top-level node in description.
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// Note: it's not recursive. Use Recursive helper for recursive walk.
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func (desc *Description) Walk(cb func(Node)) {
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for _, n := range desc.Nodes {
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cb(n)
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}
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}
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func Recursive(cb func(Node)) func(Node) {
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var rec func(Node)
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rec = func(n Node) {
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cb(n)
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n.Walk(rec)
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}
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return rec
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}
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func (n *NewLine) Walk(cb func(Node)) {}
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func (n *Comment) Walk(cb func(Node)) {}
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func (n *Ident) Walk(cb func(Node)) {}
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func (n *String) Walk(cb func(Node)) {}
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func (n *Int) Walk(cb func(Node)) {}
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func (n *Include) Walk(cb func(Node)) {
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cb(n.File)
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}
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func (n *Incdir) Walk(cb func(Node)) {
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cb(n.Dir)
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}
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func (n *Define) Walk(cb func(Node)) {
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cb(n.Name)
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cb(n.Value)
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}
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func (n *Resource) Walk(cb func(Node)) {
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cb(n.Name)
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cb(n.Base)
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for _, v := range n.Values {
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cb(v)
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}
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}
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func (n *TypeDef) Walk(cb func(Node)) {
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cb(n.Name)
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for _, a := range n.Args {
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cb(a)
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}
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if n.Type != nil {
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cb(n.Type)
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}
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if n.Struct != nil {
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cb(n.Struct)
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}
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}
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func (n *Call) Walk(cb func(Node)) {
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cb(n.Name)
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for _, f := range n.Args {
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cb(f)
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}
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if n.Ret != nil {
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cb(n.Ret)
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}
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}
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func (n *Struct) Walk(cb func(Node)) {
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cb(n.Name)
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for _, f := range n.Fields {
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cb(f)
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}
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for _, a := range n.Attrs {
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cb(a)
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}
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for _, c := range n.Comments {
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cb(c)
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}
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}
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func (n *IntFlags) Walk(cb func(Node)) {
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cb(n.Name)
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for _, v := range n.Values {
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cb(v)
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}
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}
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func (n *StrFlags) Walk(cb func(Node)) {
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cb(n.Name)
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for _, v := range n.Values {
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cb(v)
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}
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}
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func (n *Type) Walk(cb func(Node)) {
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for _, t := range n.Args {
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cb(t)
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}
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}
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func (n *Field) Walk(cb func(Node)) {
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cb(n.Name)
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cb(n.Type)
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for _, c := range n.Comments {
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cb(c)
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}
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}
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