converse-built/node_modules/@glimmer/syntax/dist/commonjs/es5/lib/traversal/walker.js

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var Walker = /*#__PURE__*/function () {
  function Walker(order) {
    this.order = order;
    this.stack = [];
  }

  var _proto = Walker.prototype;

  _proto.visit = function visit(node, callback) {
    if (!node) {
      return;
    }

    this.stack.push(node);

    if (this.order === 'post') {
      this.children(node, callback);
      callback(node, this);
    } else {
      callback(node, this);
      this.children(node, callback);
    }

    this.stack.pop();
  };

  _proto.children = function children(node, callback) {
    switch (node.type) {
      case 'Block':
      case 'Template':
        return visitors.Program(this, node, callback);

      case 'ElementNode':
        return visitors.ElementNode(this, node, callback);

      case 'BlockStatement':
        return visitors.BlockStatement(this, node, callback);

      default:
        return;
    }
  };

  return Walker;
}();

exports.default = Walker;
var visitors = {
  Program: function Program(walker, node, callback) {
    for (var i = 0; i < node.body.length; i++) {
      walker.visit(node.body[i], callback);
    }
  },
  Template: function Template(walker, node, callback) {
    for (var i = 0; i < node.body.length; i++) {
      walker.visit(node.body[i], callback);
    }
  },
  Block: function Block(walker, node, callback) {
    for (var i = 0; i < node.body.length; i++) {
      walker.visit(node.body[i], callback);
    }
  },
  ElementNode: function ElementNode(walker, node, callback) {
    for (var i = 0; i < node.children.length; i++) {
      walker.visit(node.children[i], callback);
    }
  },
  BlockStatement: function BlockStatement(walker, node, callback) {
    walker.visit(node.program, callback);
    walker.visit(node.inverse || null, callback);
  }
};
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