ecma-search/dist/matcher/exact.js

Search ECMAScript Structurally

"use strict";

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

var _lodash = _interopRequireDefault(require("lodash"));

var _traverse = _interopRequireDefault(require("@babel/traverse"));

var _utils = require("../utils");

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _default(queryAstNode, esToSearchAst) {
  if (queryAstNode.type === 'ExpressionStatement') {
    queryAstNode = queryAstNode.expression;
  }

  var results = [];
  var queryClone = (0, _utils.reducer)(queryAstNode);
  var foundMatch;
  (0, _traverse.default)(esToSearchAst, {
    enter: function enter(path) {
      if (foundMatch) {
        return;
      }

      if (queryClone.type === path.node.type) {
        var nodeClone = (0, _utils.reducer)(path.node);

        if (_lodash.default.isEqual(queryClone, nodeClone) && !results.includes(path.parent)) {
          results.push(path.node);
          foundMatch = path.node;
        }
      }
    },
    exit: function exit(path) {
      if (foundMatch === path.node) {
        foundMatch = null;
      }
    }
  });
  return results;
}
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