89 lines
2.0 KiB
Go
89 lines
2.0 KiB
Go
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package expr
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import (
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"github.com/z7zmey/php-parser/freefloating"
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"github.com/z7zmey/php-parser/node"
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"github.com/z7zmey/php-parser/position"
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"github.com/z7zmey/php-parser/walker"
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)
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// ArrowFunction node
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type ArrowFunction struct {
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FreeFloating freefloating.Collection
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Position *position.Position
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ReturnsRef bool
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Static bool
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PhpDocComment string
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Params []node.Node
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ReturnType node.Node
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Expr node.Node
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}
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// NewArrowFunction node constructor
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func NewArrowFunction(Params []node.Node, ReturnType node.Node, Stmt node.Node, Static bool, ReturnsRef bool, PhpDocComment string) *ArrowFunction {
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return &ArrowFunction{
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FreeFloating: nil,
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ReturnsRef: ReturnsRef,
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Static: Static,
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PhpDocComment: PhpDocComment,
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Params: Params,
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ReturnType: ReturnType,
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Expr: Stmt,
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}
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}
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// SetPosition sets node position
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func (n *ArrowFunction) SetPosition(p *position.Position) {
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n.Position = p
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}
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// GetPosition returns node positions
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func (n *ArrowFunction) GetPosition() *position.Position {
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return n.Position
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}
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func (n *ArrowFunction) GetFreeFloating() *freefloating.Collection {
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return &n.FreeFloating
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}
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// Attributes returns node attributes as map
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func (n *ArrowFunction) Attributes() map[string]interface{} {
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return map[string]interface{}{
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"ReturnsRef": n.ReturnsRef,
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"Static": n.Static,
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"PhpDocComment": n.PhpDocComment,
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}
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}
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// Walk traverses nodes
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// Walk is invoked recursively until v.EnterNode returns true
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func (n *ArrowFunction) Walk(v walker.Visitor) {
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if v.EnterNode(n) == false {
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return
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}
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if n.Params != nil {
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v.EnterChildList("Params", n)
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for _, nn := range n.Params {
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if nn != nil {
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nn.Walk(v)
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}
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}
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v.LeaveChildList("Params", n)
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}
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if n.ReturnType != nil {
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v.EnterChildNode("ReturnType", n)
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n.ReturnType.Walk(v)
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v.LeaveChildNode("ReturnType", n)
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}
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if n.Expr != nil {
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v.EnterChildNode("Expr", n)
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n.Expr.Walk(v)
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v.LeaveChildNode("Expr", n)
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}
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v.LeaveNode(n)
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}
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