@allma/core-sdk/dist/objectUtils.js

Core SDK with shared utilities (logging, auth, S3 utils) for building on the Allma serverless AI orchestration platform.

/**
 * A utility to check if an item is a non-array, non-null object.
 */
export function isObject(item) {
    return (item && typeof item === 'object' && !Array.isArray(item));
}
/**
 * Deeply merges two objects. The source object's properties overwrite the target's.
 * Properties with `undefined` values in the source are ignored to prevent accidental overwrites.
 * @param target The target object.
 * @param source The source object.
 * @returns A new object with the merged properties.
 */
export function deepMerge(target, source) {
    const output = { ...target };
    if (isObject(target) && isObject(source)) {
        for (const key of Object.keys(source)) {
            const sourceValue = source[key];
            // Do not merge if the source value is undefined. This prevents
            // optional properties in override objects (like from branch definitions)
            // from overwriting existing defined values with 'undefined'.
            if (sourceValue === undefined) {
                continue;
            }
            const targetValue = target[key];
            if (isObject(targetValue) && isObject(sourceValue)) {
                // If both values are objects, recurse
                output[key] = deepMerge(targetValue, sourceValue);
            }
            else {
                // Otherwise, the source value (which is not undefined) overwrites the target value
                output[key] = sourceValue;
            }
        }
    }
    return output;
}
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