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1// SPDX-FileCopyrightText: 2025 The Project Pterodactyl Developers
2//
3// SPDX-License-Identifier: MPL-2.0
4
5import Foundation
6
7/// An abstract syntax view around a ``SyntaxCursor``. This is to be populated by extensions targetting specific `G`.
8struct SyntaxView<G: Grammar> {
9 let cursor: SyntaxCursor
10 init?(_ cursor: SyntaxCursor) {
11 guard let kind = cursor.node.tree?.kind, G.kinds.contains(kind) else { return nil }
12 self.cursor = cursor
13 }
14
15 func matchingSubview<X: Grammar>() -> SyntaxView<X>? {
16 return cursor.firstChild(mapping: SyntaxView<X>.init)
17 }
18
19 func matchingSubviews<X: Grammar>() -> [SyntaxView<X>] {
20 return cursor.children(mapping: SyntaxView<X>.init)
21 }
22}