Files
20250612/app_vue/node_modules/@babel/traverse/lib/traverse-node.js
2025-06-20 18:01:48 +08:00

139 lines
3.9 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.traverseNode = traverseNode;
var _context = require("./context.js");
var _index = require("./path/index.js");
var _t = require("@babel/types");
var _context2 = require("./path/context.js");
const {
VISITOR_KEYS
} = _t;
function _visitPaths(ctx, paths) {
ctx.queue = paths;
ctx.priorityQueue = [];
const visited = new Set();
let stop = false;
let visitIndex = 0;
for (; visitIndex < paths.length;) {
const path = paths[visitIndex];
visitIndex++;
_context2.resync.call(path);
if (path.contexts.length === 0 || path.contexts[path.contexts.length - 1] !== ctx) {
_context2.pushContext.call(path, ctx);
}
if (path.key === null) continue;
const {
node
} = path;
if (visited.has(node)) continue;
if (node) visited.add(node);
if (_visit(ctx, path)) {
stop = true;
break;
}
if (ctx.priorityQueue.length) {
stop = _visitPaths(ctx, ctx.priorityQueue);
ctx.priorityQueue = [];
ctx.queue = paths;
if (stop) break;
}
}
for (let i = 0; i < visitIndex; i++) {
_context2.popContext.call(paths[i]);
}
ctx.queue = null;
return stop;
}
function _visit(ctx, path) {
var _opts$denylist;
const node = path.node;
if (!node) {
return false;
}
const opts = ctx.opts;
const denylist = (_opts$denylist = opts.denylist) != null ? _opts$denylist : opts.blacklist;
if (denylist != null && denylist.includes(node.type)) {
return false;
}
if (opts.shouldSkip != null && opts.shouldSkip(path)) {
return false;
}
if (path.shouldSkip) return path.shouldStop;
if (_context2._call.call(path, opts.enter)) return path.shouldStop;
if (path.node) {
var _opts$node$type;
if (_context2._call.call(path, (_opts$node$type = opts[node.type]) == null ? void 0 : _opts$node$type.enter)) return path.shouldStop;
}
path.shouldStop = _traverse(path.node, opts, path.scope, ctx.state, path, path.skipKeys);
if (path.node) {
if (_context2._call.call(path, opts.exit)) return true;
}
if (path.node) {
var _opts$node$type2;
_context2._call.call(path, (_opts$node$type2 = opts[node.type]) == null ? void 0 : _opts$node$type2.exit);
}
return path.shouldStop;
}
function _traverse(node, opts, scope, state, path, skipKeys, visitSelf) {
const keys = VISITOR_KEYS[node.type];
if (!(keys != null && keys.length)) return false;
const ctx = new _context.default(scope, opts, state, path);
if (visitSelf) {
if (skipKeys != null && skipKeys[path.parentKey]) return false;
return _visitPaths(ctx, [path]);
}
for (const key of keys) {
if (skipKeys != null && skipKeys[key]) continue;
const prop = node[key];
if (!prop) continue;
if (Array.isArray(prop)) {
if (!prop.length) continue;
const paths = [];
for (let i = 0; i < prop.length; i++) {
const childPath = _index.default.get({
parentPath: path,
parent: node,
container: prop,
key: i,
listKey: key
});
paths.push(childPath);
}
if (_visitPaths(ctx, paths)) return true;
} else {
if (_visitPaths(ctx, [_index.default.get({
parentPath: path,
parent: node,
container: node,
key,
listKey: null
})])) {
return true;
}
}
}
return false;
}
function traverseNode(node, opts, scope, state, path, skipKeys, visitSelf) {
;
const keys = VISITOR_KEYS[node.type];
if (!keys) return false;
const context = new _context.default(scope, opts, state, path);
if (visitSelf) {
if (skipKeys != null && skipKeys[path.parentKey]) return false;
return context.visitQueue([path]);
}
for (const key of keys) {
if (skipKeys != null && skipKeys[key]) continue;
if (context.visit(node, key)) {
return true;
}
}
return false;
}
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