Function matcher

src/util/nodeMatchers.ts:24–39

(
  finder: NodeFinder,
  selector: SelectionExtractor = simpleSelectionExtractor
)

} from "./nodeFinders";

export function matcher(
  finder: NodeFinder,
  selector: SelectionExtractor = simpleSelectionExtractor
): NodeMatcher {
  return function (selection: SelectionWithEditor, node: SyntaxNode) {
    const targetNode = finder(node, selection.selection);
    return targetNode != null
      ? [
          {
            node: targetNode,
            selection: selector(selection.editor, targetNode),
          },
        ]
      : null;
  };
}

/**
 * Given a list of node finders returns a matcher which applies them in