nswrap/ast/objc_method_decl.go
2019-04-09 23:19:49 -04:00

79 lines
2.2 KiB
Go

package ast
import (
"strings"
)
// ObjCMethodDecl is node represents an Objective-C method declaration
type ObjCMethodDecl struct {
Addr Address
Pos Position
Position2 string
Implicit bool
ClassMethod bool
Name string
Parameters []string
Type string
Type2 string
Attr string
ChildNodes []Node
}
func parseObjCMethodDecl(line string) *ObjCMethodDecl {
groups := groupsFromRegex(
`(?:prev (?P<prev>0x[0-9a-f]+) )?
<(?P<position>.*<scratch space>.*?|.*<built-in>.*?|.*<invalid sloc>|.*?)>
(?P<position2> <invalid sloc>| col:\d+| line:\d+:\d+)?
(?P<implicit> implicit)?
(?P<methodtype> \+| \-)
(?P<names>.*?)
'(?P<type>[^']*?)'
(:'(?P<type2>.*?)')?
(?P<attr> .*)?`,
line,
)
names := strings.TrimSpace(groups["names"])
parts := strings.Split(strings.TrimSpace(groups["names"]),":")
params := []string{}
if names[len(names)-1] == ':' {
params = parts[:len(parts)-1]
}
return &ObjCMethodDecl{
Addr: ParseAddress(groups["address"]),
Pos: NewPositionFromString(groups["position"]),
Position2: strings.TrimSpace(groups["position2"]),
Implicit: len(groups["implicit"])>0,
ClassMethod: groups["methodtype"] == " +",
Name: parts[0],
Parameters: params,
Type: strings.TrimSpace(groups["type"]),
Type2: strings.TrimSpace(groups["type2"]),
Attr: strings.TrimSpace(groups["attr"]),
ChildNodes: []Node{},
}
}
// AddChild adds a new child node. Child nodes can then be accessed with the
// Children attribute.
func (n *ObjCMethodDecl) 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 *ObjCMethodDecl) 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 *ObjCMethodDecl) Children() []Node {
return n.ChildNodes
}
// Position returns the position in the original source code.
func (n *ObjCMethodDecl) Position() Position {
return n.Pos
}