github.com/Konstantin8105/c4go@v0.0.0-20240505174241-768bb1c65a51/ast/constant_expr.go (about) 1 package ast 2 3 import "strings" 4 5 // ConstantExpr is node constructor. 6 type ConstantExpr struct { 7 Addr Address 8 Pos Position 9 Position2 string 10 Type string 11 Value string 12 ChildNodes []Node 13 } 14 15 func parseConstantExpr(line string) *ConstantExpr { 16 groups := groupsFromRegex( 17 `<(?P<position>.*)> 18 '(?P<type>.*?)' 19 (?P<value>.*?)`, 20 line, 21 ) 22 23 return &ConstantExpr{ 24 Addr: ParseAddress(groups["address"]), 25 Pos: NewPositionFromString(groups["position"]), 26 Type: groups["type"], 27 Value: strings.TrimSpace(groups["value"]), 28 ChildNodes: []Node{}, 29 } 30 } 31 32 // AddChild adds a new child node. Child nodes can then be accessed with the 33 // Children attribute. 34 func (n *ConstantExpr) AddChild(node Node) { 35 n.ChildNodes = append(n.ChildNodes, node) 36 } 37 38 // Address returns the numeric address of the node. See the documentation for 39 // the Address type for more information. 40 func (n *ConstantExpr) Address() Address { 41 return n.Addr 42 } 43 44 // Children returns the child nodes. If this node does not have any children or 45 // this node does not support children it will always return an empty slice. 46 func (n *ConstantExpr) Children() []Node { 47 return n.ChildNodes 48 } 49 50 // Position returns the position in the original source code. 51 func (n *ConstantExpr) Position() Position { 52 return n.Pos 53 }