61 lines
1.4 KiB
Go
61 lines
1.4 KiB
Go
package ast
|
|
|
|
import (
|
|
"fmt"
|
|
"strconv"
|
|
)
|
|
|
|
// StringLiteral is type of string literal
|
|
type StringLiteral struct {
|
|
Addr Address
|
|
Pos Position
|
|
Type string
|
|
Value string
|
|
Lvalue bool
|
|
ChildNodes []Node
|
|
}
|
|
|
|
func parseStringLiteral(line string) *StringLiteral {
|
|
groups := groupsFromRegex(
|
|
`<(?P<position>.*)> '(?P<type>.*)' lvalue (?P<value>".*")`,
|
|
line,
|
|
)
|
|
|
|
s, err := strconv.Unquote(groups["value"])
|
|
if err != nil {
|
|
panic(fmt.Sprintf("Unable to unquote %s\n", groups["value"]))
|
|
}
|
|
|
|
return &StringLiteral{
|
|
Addr: ParseAddress(groups["address"]),
|
|
Pos: NewPositionFromString(groups["position"]),
|
|
Type: groups["type"],
|
|
Value: s,
|
|
Lvalue: true,
|
|
ChildNodes: []Node{},
|
|
}
|
|
}
|
|
|
|
// AddChild adds a new child node. Child nodes can then be accessed with the
|
|
// Children attribute.
|
|
func (n *StringLiteral) 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 *StringLiteral) 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 *StringLiteral) Children() []Node {
|
|
return n.ChildNodes
|
|
}
|
|
|
|
// Position returns the position in the original source code.
|
|
func (n *StringLiteral) Position() Position {
|
|
return n.Pos
|
|
}
|