fix

book/node_modules/cheerio/dist/browser/api/extract.js

@@ -0,0 +1,42 @@
+function getExtractDescr(descr) {
+    var _a;
+    if (typeof descr === 'string') {
+        return { selector: descr, value: 'textContent' };
+    }
+    return {
+        selector: descr.selector,
+        value: (_a = descr.value) !== null && _a !== void 0 ? _a : 'textContent',
+    };
+}
+/**
+ * Extract multiple values from a document, and store them in an object.
+ *
+ * @param map - An object containing key-value pairs. The keys are the names of
+ *   the properties to be created on the object, and the values are the
+ *   selectors to be used to extract the values.
+ * @returns An object containing the extracted values.
+ */
+export function extract(map) {
+    const ret = {};
+    for (const key in map) {
+        const descr = map[key];
+        const isArray = Array.isArray(descr);
+        const { selector, value } = getExtractDescr(isArray ? descr[0] : descr);
+        const fn = typeof value === 'function'
+            ? value
+            : typeof value === 'string'
+                ? (el) => this._make(el).prop(value)
+                : (el) => this._make(el).extract(value);
+        if (isArray) {
+            ret[key] = this._findBySelector(selector, Number.POSITIVE_INFINITY)
+                .map((_, el) => fn(el, key, ret))
+                .get();
+        }
+        else {
+            const $ = this._findBySelector(selector, 1);
+            ret[key] = $.length > 0 ? fn($[0], key, ret) : undefined;
+        }
+    }
+    return ret;
+}
+//# sourceMappingURL=extract.js.map