php-parser/node/stmt/n_alt_if.go

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package stmt
import (
"github.com/z7zmey/php-parser/node"
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"github.com/z7zmey/php-parser/walker"
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)
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// AltIf node
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type AltIf struct {
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Cond node.Node
Stmt node.Node
ElseIf []node.Node
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Else node.Node
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}
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// NewAltIf node constructor
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func NewAltIf(Cond node.Node, Stmt node.Node, ElseIf []node.Node, Else node.Node) *AltIf {
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return &AltIf{
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Cond,
Stmt,
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ElseIf,
Else,
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}
}
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// Attributes returns node attributes as map
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func (n *AltIf) Attributes() map[string]interface{} {
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return nil
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}
// AddElseIf add AltElseIf node and returns AltIf node
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func (n *AltIf) AddElseIf(ElseIf node.Node) node.Node {
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if n.ElseIf == nil {
n.ElseIf = make([]node.Node, 0)
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}
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n.ElseIf = append(n.ElseIf, ElseIf)
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return n
}
// SetElse set AltElse node and returns AltIf node
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func (n *AltIf) SetElse(Else node.Node) node.Node {
n.Else = Else
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return n
}
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// Walk traverses nodes
// Walk is invoked recursively until v.EnterNode returns true
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func (n *AltIf) Walk(v walker.Visitor) {
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if v.EnterNode(n) == false {
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return
}
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if n.Cond != nil {
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v.EnterChildNode("Cond", n)
n.Cond.Walk(v)
v.LeaveChildNode("Cond", n)
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}
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if n.Stmt != nil {
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v.EnterChildNode("Stmt", n)
n.Stmt.Walk(v)
v.LeaveChildNode("Stmt", n)
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}
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if n.ElseIf != nil {
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v.EnterChildList("ElseIf", n)
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for _, nn := range n.ElseIf {
if nn != nil {
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nn.Walk(v)
}
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}
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v.LeaveChildList("ElseIf", n)
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}
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if n.Else != nil {
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v.EnterChildNode("Else", n)
n.Else.Walk(v)
v.LeaveChildNode("Else", n)
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}
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v.LeaveNode(n)
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}