Function iterateNearestIterableAncestor

src/languages/getNodeMatcher.ts:91–107

(
  node: SyntaxNode,
  selection: SelectionWithEditor,
  nodeMatcher: NodeMatcher
)

}

function iterateNearestIterableAncestor(
  node: SyntaxNode,
  selection: SelectionWithEditor,
  nodeMatcher: NodeMatcher
) {
  let parent: SyntaxNode | null = node.parent;
  while (parent != null) {
    const matches = parent!.namedChildren
      .flatMap((sibling) => nodeMatcher(selection, sibling))
      .filter((match) => match != null) as NodeMatcherValue[];
    if (matches.length > 0) {
      return matches;
    }
    parent = parent.parent;
  }
  return [];
}