root
24 lines
964 B
JavaScript
24 lines
964 B
JavaScript
import isPlainObject from 'is-plain-obj';
|
|
import {FD_SPECIFIC_OPTIONS} from '../arguments/specific.js';
|
|
|
|
// Deep merge specific options like `env`. Shallow merge the other ones.
|
|
// Use spread (which only copies own properties) to safely read from boundOptions without prototype pollution
|
|
export const mergeOptions = (boundOptions, options) => {
|
|
const safeBoundOptions = {__proto__: null, ...boundOptions};
|
|
const mergedOptions = Object.fromEntries(Object.entries(options).map(([optionName, optionValue]) => [
|
|
optionName,
|
|
mergeOption(optionName, safeBoundOptions[optionName], optionValue),
|
|
]));
|
|
return {...safeBoundOptions, ...mergedOptions};
|
|
};
|
|
|
|
const mergeOption = (optionName, boundOptionValue, optionValue) => {
|
|
if (DEEP_OPTIONS.has(optionName) && isPlainObject(boundOptionValue) && isPlainObject(optionValue)) {
|
|
return {...boundOptionValue, ...optionValue};
|
|
}
|
|
|
|
return optionValue;
|
|
};
|
|
|
|
const DEEP_OPTIONS = new Set(['env', ...FD_SPECIFIC_OPTIONS]);
|