nswrap/ast/format_arg_attr.go

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2019-04-09 11:52:21 -04:00
package ast
// FormatArgAttr is a type of attribute that is optionally attached to a
// function definition.
type FormatArgAttr struct {
Addr Address
Pos Position
Arg string
ChildNodes []Node
}
func parseFormatArgAttr(line string) Node {
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groups := groupsFromRegex(
`<(?P<position>.*)>
*(?P<arg>\d+)`,
line,
)
if groups == nil {
return &Unknown{}
}
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return &FormatArgAttr{
Addr: ParseAddress(groups["address"]),
Pos: NewPositionFromString(groups["position"]),
Arg: groups["arg"],
ChildNodes: []Node{},
}
}
// AddChild adds a new child node. Child nodes can then be accessed with the
// Children attribute.
func (n *FormatArgAttr) AddChild(node Node) {
n.ChildNodes = append(n.ChildNodes, node)
}
// Address returns the numeric address of the node. See the documentation for
// the Address type for more information.
func (n *FormatArgAttr) Address() Address {
return n.Addr
}
// Children returns the child nodes. If this node does not have any children or
// this node does not support children it will always return an empty slice.
func (n *FormatArgAttr) Children() []Node {
return n.ChildNodes
}
// Position returns the position in the original source code.
func (n *FormatArgAttr) Position() Position {
return n.Pos
}