ce4c83ff
 wxy
初始提交
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'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.raw = undefined;
exports.default = loader;
var _loaderUtils = require('loader-utils');
var _schemaUtils = require('schema-utils');
var _schemaUtils2 = _interopRequireDefault(_schemaUtils);
var _mime = require('mime');
var _mime2 = _interopRequireDefault(_mime);
var _normalizeFallback = require('./utils/normalizeFallback');
var _normalizeFallback2 = _interopRequireDefault(_normalizeFallback);
var _options = require('./options.json');
var _options2 = _interopRequireDefault(_options);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
// Loader Mode
const raw = exports.raw = true; /* eslint-disable
global-require,
no-param-reassign,
prefer-destructuring,
import/no-dynamic-require,
*/
function loader(src) {
// Loader Options
const options = (0, _loaderUtils.getOptions)(this) || {};
(0, _schemaUtils2.default)(_options2.default, options, 'URL Loader');
const file = this.resourcePath;
// Set limit for resource inlining (file size)
let limit = options.limit;
if (limit) {
limit = parseInt(limit, 10);
}
// Get MIME type
const mimetype = options.mimetype || _mime2.default.getType(file);
// No limit or within the specified limit
if (!limit || src.length < limit) {
if (typeof src === 'string') {
src = Buffer.from(src);
}
return `module.exports = ${JSON.stringify(`data:${mimetype || ''};base64,${src.toString('base64')}`)}`;
}
// Normalize the fallback.
const {
loader: fallbackLoader,
options: fallbackOptions
} = (0, _normalizeFallback2.default)(options.fallback, options);
// Require the fallback.
const fallback = require(fallbackLoader);
// Call the fallback, passing a copy of the loader context. The copy has the query replaced. This way, the fallback
// loader receives the query which was intended for it instead of the query which was intended for url-loader.
const fallbackLoaderContext = Object.assign({}, this, {
query: fallbackOptions
});
return fallback.call(fallbackLoaderContext, src);
}
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