altair-graphql-core
Version:
Several of the core logic for altair graphql client
61 lines • 1.96 kB
JavaScript
function parseDotNotationKey(key) {
const intKey = parseInt(key, 10);
return intKey.toString() === key ? intKey : key;
}
/**
* Sets value to object using dot notation.
* @param obj Object to set the value to.
* @param path Path as a string, separated by dots.
* @param value Any value to be set.
* @example
* ```ts
* const obj = { a: 1, b: { c: 2 } };
* setByDotNotation(obj, "b.d.e.0", 3);
* // results in
* { a: 1, b: { c: 2, d: { e: [3] } } };
* ```
*/
export function setByDotNotation(obj, path, value, merge = false) {
if (typeof path === 'number') {
path = [path];
}
if (!path || path.length === 0) {
return undefined;
}
if (typeof path === 'string') {
const segments = path.split('.').map(parseDotNotationKey);
if (segments.some(segment => segment === '__proto__' || segment === 'constructor' || segment === 'prototype')) {
return undefined;
}
return setByDotNotation(obj, segments, value, merge);
}
if (Array.isArray(path) && path.some(segment => segment === '__proto__' || segment === 'constructor' || segment === 'prototype')) {
return undefined;
}
const currentPath = path[0];
if (typeof currentPath === 'undefined') {
return;
}
const currentValue = obj[currentPath];
if (path.length === 1) {
if (merge &&
currentValue &&
typeof currentValue === 'object' &&
typeof value === 'object') {
Object.assign(currentValue, value);
return currentValue;
}
obj[currentPath] = value;
return currentValue;
}
if (currentValue === undefined) {
if (typeof path[1] === 'number') {
obj[currentPath] = [];
}
else {
obj[currentPath] = {};
}
}
return setByDotNotation(obj[currentPath], path.slice(1), value, merge);
}
//# sourceMappingURL=dot-notation.js.map