load-source/dist/index.cjs.js

A simple function for load js/image/css/style

'use strict';

var mountCss = require('mount-css');
var mountImg = require('mount-image');
var mountJs = require('mount-script');
var mountStyle = require('mount-style');

function __awaiter(thisArg, _arguments, P, generator) {
  function adopt(value) {
    return value instanceof P ? value : new P(function (resolve) {
      resolve(value);
    });
  }
  return new (P || (P = Promise))(function (resolve, reject) {
    function fulfilled(value) {
      try {
        step(generator.next(value));
      } catch (e) {
        reject(e);
      }
    }
    function rejected(value) {
      try {
        step(generator["throw"](value));
      } catch (e) {
        reject(e);
      }
    }
    function step(result) {
      result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected);
    }
    step((generator = generator.apply(thisArg, _arguments || [])).next());
  });
}
function __generator(thisArg, body) {
  var _ = {
      label: 0,
      sent: function sent() {
        if (t[0] & 1) throw t[1];
        return t[1];
      },
      trys: [],
      ops: []
    },
    f,
    y,
    t,
    g;
  return g = {
    next: verb(0),
    "throw": verb(1),
    "return": verb(2)
  }, typeof Symbol === "function" && (g[Symbol.iterator] = function () {
    return this;
  }), g;
  function verb(n) {
    return function (v) {
      return step([n, v]);
    };
  }
  function step(op) {
    if (f) throw new TypeError("Generator is already executing.");
    while (g && (g = 0, op[0] && (_ = 0)), _) try {
      if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
      if (y = 0, t) op = [op[0] & 2, t.value];
      switch (op[0]) {
        case 0:
        case 1:
          t = op;
          break;
        case 4:
          _.label++;
          return {
            value: op[1],
            done: false
          };
        case 5:
          _.label++;
          y = op[1];
          op = [0];
          continue;
        case 7:
          op = _.ops.pop();
          _.trys.pop();
          continue;
        default:
          if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) {
            _ = 0;
            continue;
          }
          if (op[0] === 3 && (!t || op[1] > t[0] && op[1] < t[3])) {
            _.label = op[1];
            break;
          }
          if (op[0] === 6 && _.label < t[1]) {
            _.label = t[1];
            t = op;
            break;
          }
          if (t && _.label < t[2]) {
            _.label = t[2];
            _.ops.push(op);
            break;
          }
          if (t[2]) _.ops.pop();
          _.trys.pop();
          continue;
      }
      op = body.call(thisArg, _);
    } catch (e) {
      op = [6, e];
      y = 0;
    } finally {
      f = t = 0;
    }
    if (op[0] & 5) throw op[1];
    return {
      value: op[0] ? op[1] : void 0,
      done: true
    };
  }
}

/**
 * Dynamic loading of resources, support js, images, css links, css style strings
 *
 * @param url - link to the resource, type must be passed when passing in styleString
 * @param option - parameters: attrs, props, force
 * @returns - true|false|imgUrl
 */
function loadSource(url, option) {
  var _a, _b;
  return __awaiter(this, void 0, void 0, function () {
    var match, func;
    return __generator(this, function (_c) {
      switch (_c.label) {
        case 0:
          if (!url) throw new Error('url is required');
          if (!option) option = {};
          if (typeof option === 'string') {
            option = {
              type: option
            };
          } else if (!option.type) {
            match = /\.(\w+)$/.exec(url);
            if (!match || !match[1]) throw new Error('The url is not support');
            option.type = match[1];
          }
          (_a = option.force) !== null && _a !== void 0 ? _a : option.force = false;
          option.type && (option.type = option.type.toLowerCase());
          if (!['js', 'img', 'css', 'style'].includes(option.type)) throw new Error("Not support type: ".concat(option.type));
          func = {
            js: function js(src) {
              return mountJs(src, option);
            },
            img: function img(src) {
              return mountImg(src, option);
            },
            css: function css(src) {
              return mountCss(src, option);
            },
            style: function style(css) {
              return mountStyle(css, option);
            }
          };
          return [4 /*yield*/, (_b = func[option.type]) === null || _b === void 0 ? void 0 : _b.call(func, url)];
        case 1:
          return [2 /*return*/, _c.sent()];
      }
    });
  });
}

module.exports = loadSource;