Function chainedMatcher

src/util/nodeMatchers.ts:49–69

(
  finders: NodeFinder[],
  selector: SelectionExtractor = simpleSelectionExtractor
)

 * @returns A matcher which is a chain of the input node finders
 */
export function chainedMatcher(
  finders: NodeFinder[],
  selector: SelectionExtractor = simpleSelectionExtractor
): NodeMatcher {
  const nodeFinder = chainedNodeFinder(...finders);

  return function (selection: SelectionWithEditor, initialNode: SyntaxNode) {
    const returnNode = nodeFinder(initialNode);

    if (returnNode == null) {
      return null;
    }

    return [
      {
        node: returnNode,
        selection: selector(selection.editor, returnNode),
      },
    ];
  };
}

export function typeMatcher(...typeNames: string[]) {
  return matcher(typedNodeFinder(...typeNames));