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41 lines
720 B
JavaScript
41 lines
720 B
JavaScript
10 months ago
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'use strict';
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module.exports = function lookupLocalFields(cur, path, val) {
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if (cur == null) {
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return cur;
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}
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if (cur._doc != null) {
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cur = cur._doc;
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}
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if (arguments.length >= 3) {
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if (typeof cur !== 'object') {
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return void 0;
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}
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if (val === void 0) {
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return void 0;
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}
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if (cur instanceof Map) {
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cur.set(path, val);
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} else {
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cur[path] = val;
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}
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return val;
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}
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// Support populating paths under maps using `map.$*.subpath`
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if (path === '$*') {
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return cur instanceof Map ?
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Array.from(cur.values()) :
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Object.keys(cur).map(key => cur[key]);
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}
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if (cur instanceof Map) {
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return cur.get(path);
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}
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return cur[path];
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};
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