uptime-kuma/server/utils/array-with-key.js

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/**
* An object that can be used as an array with a key
* Like PHP's array
*/
class ArrayWithKey {
__stack = [];
/**
*
*/
constructor() {
}
/**
* @param key
* @param value
*/
push(key, value) {
this[key] = value;
this.__stack.push(key);
}
/**
*
*/
pop() {
let key = this.__stack.pop();
let prop = this[key];
delete this[key];
return prop;
}
/**
*
*/
getLastKey() {
if (this.__stack.length === 0) {
return null;
}
return this.__stack[this.__stack.length - 1];
}
/**
*
*/
shift() {
let key = this.__stack.shift();
let value = this[key];
delete this[key];
return {
key,
value,
};
}
/**
*
*/
length() {
return this.__stack.length;
}
/**
* Get the last element
* @returns {*|null} The last element, or null if the array is empty
*/
last() {
let key = this.getLastKey();
if (key === null) {
return null;
}
return this[key];
}
}
module.exports = {
ArrayWithKey
};