nswrap/ast/paren_expr.go

59 lines
1.4 KiB
Go

package ast
// ParenExpr is expression.
type ParenExpr struct {
Addr Address
Pos Position
Type string
Type2 string
Lvalue bool
IsBitfield bool
ChildNodes []Node
}
func parseParenExpr(line string) Node {
groups := groupsFromRegex(
`<(?P<position>.*)> '(?P<type1>.*?)'(:'(?P<type2>.*)')?
(?P<lvalue> lvalue)?
(?P<bitfield> bitfield)?
`,
line,
)
if groups == nil {
return &Unknown{}
}
return &ParenExpr{
Addr: ParseAddress(groups["address"]),
Pos: NewPositionFromString(groups["position"]),
Type: groups["type1"],
Type2: groups["type2"],
Lvalue: len(groups["lvalue"]) > 0,
IsBitfield: len(groups["bitfield"]) > 0,
ChildNodes: []Node{},
}
}
// AddChild adds a new child node. Child nodes can then be accessed with the
// Children attribute.
func (n *ParenExpr) 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 *ParenExpr) 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 *ParenExpr) Children() []Node {
return n.ChildNodes
}
// Position returns the position in the original source code.
func (n *ParenExpr) Position() Position {
return n.Pos
}