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