2 Object.defineProperty(exports, "__esModule", { value: true });
3 exports.simpleTraverse = void 0;
4 const visitor_keys_1 = require("@typescript-eslint/visitor-keys");
5 // eslint-disable-next-line @typescript-eslint/no-explicit-any
6 function isValidNode(x) {
7 return x !== null && typeof x === 'object' && typeof x.type === 'string';
9 function getVisitorKeysForNode(allVisitorKeys, node) {
10 const keys = allVisitorKeys[node.type];
11 return (keys !== null && keys !== void 0 ? keys : []);
13 class SimpleTraverser {
14 constructor(selectors, setParentPointers = false) {
15 this.allVisitorKeys = visitor_keys_1.visitorKeys;
16 this.selectors = selectors;
17 this.setParentPointers = setParentPointers;
19 traverse(node, parent) {
20 if (!isValidNode(node)) {
23 if (this.setParentPointers) {
26 if ('enter' in this.selectors) {
27 this.selectors.enter(node, parent);
29 else if (node.type in this.selectors) {
30 this.selectors[node.type](node, parent);
32 const keys = getVisitorKeysForNode(this.allVisitorKeys, node);
33 if (keys.length < 1) {
36 for (const key of keys) {
37 const childOrChildren = node[key];
38 if (Array.isArray(childOrChildren)) {
39 for (const child of childOrChildren) {
40 this.traverse(child, node);
44 this.traverse(childOrChildren, node);
49 function simpleTraverse(startingNode, options, setParentPointers = false) {
50 new SimpleTraverser(options, setParentPointers).traverse(startingNode, undefined);
52 exports.simpleTraverse = simpleTraverse;
53 //# sourceMappingURL=simple-traverse.js.map