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function getNumberFields(inputObject) {
if (inputObject == null) {
return new Array();
}
const res = new Array();
for (const prop in inputObject) {
if (typeof inputObject[prop] === "number") {
res.push(prop);
}
}
return res;
}
function incrementCounters(inputObject) {
const reg = /counter/i;
const fields = getNumberFields(inputObject);
if (fields == null) {
return;
}
fields.forEach((f) => {
if (f.match(reg)) {
inputObject[f]++;
}
});
}
function deleteUppercaseProperties(inputObject) {
if (inputObject == null) {
return;
}
const reg = /[a-z]/;
for (const prop in inputObject) {
if (!prop.match(reg)) {
delete inputObject[prop];
} else if (inputObject[prop] instanceof Object) {
deleteUppercaseProperties(inputObject[prop]);
}
}
}
function fusion(...objs) {
const res = {};
for (const obj of objs) {
for (const prop in obj) {
if (!Object.hasOwn(res, prop)) {
res[prop] = obj[prop];
} else {
if (
typeof res[prop] != typeof obj[prop] ||
typeof res[prop] === "boolean"
) {
res[prop] = obj[prop];
} else if (obj[prop] instanceof Array) {
res[prop] = [...res[prop], ...obj[prop]];
} else if (typeof prop === "object") {
res[prop] = fusion(res[prop], obj[prop]);
} else {
res[prop] += obj[prop];
}
}
}
}
return res;
}
module.exports = {
fusion,
incrementCounters,
deleteUppercaseProperties,
getNumberFields,
};
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