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refactor to clone object and not modify the original

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This commit is contained in:
Simon Martín 2019-02-27 11:57:28 +01:00
parent e829df6367
commit 0848b5e759
1 changed files with 15 additions and 6 deletions
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21
app/utils/logs.js
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@ -9,24 +9,33 @@ module.exports = {
* @param {Number} max_string_length * @param {Number} max_string_length
*/ */
stringifyForLogs(object, max_string_length = 1024) { stringifyForLogs(object, max_string_length = 1024) {
return doStringifyForLogs(object, max_string_length); return JSON.stringify(cloneAndFilter(object, max_string_length));
} }
} }
function doStringifyForLogs(object, max_string_length) { function cloneAndFilter(object, max_string_length) {
if (!object || !(object instanceof Object)) {
return null;
}
const newObject = {};
Object.keys(object).map(key => { Object.keys(object).map(key => {
if (typeof object[key] === 'string') { if (typeof object[key] === 'string') {
object[key] = filterString(object[key], max_string_length) newObject[key] = filterString(object[key], max_string_length)
} else if (typeof object[key] === 'object') { } else if (typeof object[key] === 'object') {
doStringifyForLogs(object[key], max_string_length); newObject[key] = cloneAndFilter(object[key], max_string_length);
} else if (object[key] instanceof Array) { } else if (object[key] instanceof Array) {
newObject[key] = [];
for (let element of object[key]) { for (let element of object[key]) {
doStringifyForLogs(element, max_string_length); newObject[key].push(cloneAndFilter(element, max_string_length));
} }
} else {
newObject[key] = object[key];
} }
}); });
return JSON.stringify(object); return newObject;
} }
function filterString(s, max_string_length) { function filterString(s, max_string_length) {