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