80 lines
1.7 KiB
Go
80 lines
1.7 KiB
Go
package node
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import (
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"github.com/z7zmey/php-parser/meta"
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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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// Parameter node
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type Parameter struct {
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Meta meta.Collection
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Position *position.Position
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ByRef bool
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Variadic bool
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VariableType Node
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Variable Node
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DefaultValue Node
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}
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// NewParameter node constructor
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func NewParameter(VariableType Node, Variable Node, DefaultValue Node, ByRef bool, Variadic bool) *Parameter {
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return &Parameter{
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ByRef: ByRef,
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Variadic: Variadic,
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VariableType: VariableType,
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Variable: Variable,
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DefaultValue: DefaultValue,
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}
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}
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// SetPosition sets node position
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func (n *Parameter) 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 *Parameter) GetPosition() *position.Position {
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return n.Position
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}
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func (n *Parameter) GetMeta() *meta.Collection {
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return &n.Meta
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}
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// Attributes returns node attributes as map
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func (n *Parameter) Attributes() map[string]interface{} {
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return map[string]interface{}{
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"ByRef": n.ByRef,
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"Variadic": n.Variadic,
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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 *Parameter) 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.VariableType != nil {
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v.EnterChildNode("VariableType", n)
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n.VariableType.Walk(v)
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v.LeaveChildNode("VariableType", n)
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}
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if n.Variable != nil {
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v.EnterChildNode("Variable", n)
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n.Variable.Walk(v)
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v.LeaveChildNode("Variable", n)
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}
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if n.DefaultValue != nil {
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v.EnterChildNode("DefaultValue", n)
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n.DefaultValue.Walk(v)
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v.LeaveChildNode("DefaultValue", n)
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}
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v.LeaveNode(n)
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}
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