�PNG  IHDR��;���IDATx��ܻn�0���K�� �)(�pA��� ���7�LeG{�� �§㻢|��ذaÆ 6lذaÆ 6lذaÆ 6lom��$^�y���ذag�5bÆ 6lذaÆ 6lذa{���� 6lذaÆ �`����}H�Fkm�,�m����Ӫ���ô�ô!� �x�|'ܢ˟;�E:���9�&ᶒ�}�{�v]�n&�6� �h��_��t�ڠ͵-ҫ���Z;��Z$�.�P���k�ž)�!��o���>}l�eQfJ�T��u і���چ��\��X=8��Rن4`Vw�l�>����n�G�^��i�s��"ms�$�u��i��?w�bs[m�6�K4���O���.�4��%����/����b�C%��t ��M�ז� �-l�G6�mrz2���s�%�9��s@���-�k�9�=���)������k�B5����\��+͂�Zsٲ ��Rn��~G���R���C����� �wIcI��n7jJ���hۛNCS|���j0��8y�iHKֶۛ�k�Ɉ+;Sz������L/��F�*\��Ԕ�#"5��m�2��[S��������=�g��n�a�P�e�ғ�L�� lذaÆ 6l�^k��̱aÆ 6lذaÆ 6lذa;���� �_��ذaÆ 6lذaÆ 6lذaÆ ���R���IEND�B` import { createPath } from "./node-path"; import { unionTypesMap, nodeAndUnionTypes } from "./nodes"; // recursively walks the AST starting at the given node. The callback is invoked for // and object that has a 'type' property. function walk(context, callback) { var stop = false; function innerWalk(context, callback) { if (stop) { return; } var node = context.node; if (node === undefined) { console.warn("traversing with an empty context"); return; } if (node._deleted === true) { return; } var path = createPath(context); callback(node.type, path); if (path.shouldStop) { stop = true; return; } Object.keys(node).forEach(function (prop) { var value = node[prop]; if (value === null || value === undefined) { return; } var valueAsArray = Array.isArray(value) ? value : [value]; valueAsArray.forEach(function (childNode) { if (typeof childNode.type === "string") { var childContext = { node: childNode, parentKey: prop, parentPath: path, shouldStop: false, inList: Array.isArray(value) }; innerWalk(childContext, callback); } }); }); } innerWalk(context, callback); } var noop = function noop() {}; export function traverse(node, visitors) { var before = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : noop; var after = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : noop; Object.keys(visitors).forEach(function (visitor) { if (!nodeAndUnionTypes.includes(visitor)) { throw new Error("Unexpected visitor ".concat(visitor)); } }); var context = { node: node, inList: false, shouldStop: false, parentPath: null, parentKey: null }; walk(context, function (type, path) { if (typeof visitors[type] === "function") { before(type, path); visitors[type](path); after(type, path); } var unionTypes = unionTypesMap[type]; if (!unionTypes) { throw new Error("Unexpected node type ".concat(type)); } unionTypes.forEach(function (unionType) { if (typeof visitors[unionType] === "function") { before(unionType, path); visitors[unionType](path); after(unionType, path); } }); }); }