t-comm/lib/object/collect-deps.js

专业、稳定、纯粹的工具库

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

var tslib_es6 = require('../tslib.es6-01322ba9.js');

function excludeRepeatElements(obj) {
  return Object.keys(obj).reduce(function (acc, key) {
    acc[key] = Array.from(new Set(obj[key])).filter(function (item) {
      return item !== key;
    });
    return acc;
  }, {});
}
function realTraverse(list, map, result, originKey) {
  for (var _i = 0, _a = tslib_es6.__spreadArray([], list, true); _i < _a.length; _i++) {
    var key = _a[_i];
    if (result.indexOf(key) > -1) {
      continue;
    }
    result.push(key);
    var before = map[key];
    if (before) {
      before = before.filter(function (item) {
        return item !== originKey && list.indexOf(item) <= -1;
      });
      realTraverse(before, map, result, originKey);
    }
  }
}
function getFlattenedDeps(deps) {
  deps = excludeRepeatElements(deps);
  var list = Object.keys(deps);
  var newDeps = {};
  for (var _i = 0, list_1 = list; _i < list_1.length; _i++) {
    var item = list_1[_i];
    var temp = tslib_es6.__spreadArray([], deps[item], true);
    var result = [];
    realTraverse(tslib_es6.__spreadArray([], temp, true), deps, result, item);
    newDeps[item] = result;
  }
  var res = excludeRepeatElements(newDeps);
  return res;
}

exports.getFlattenedDeps = getFlattenedDeps;