toss/es-toolkit v1.44.0

on GitHub

Released on January 16th, 2026.

• Added shouldRetry option to retry function. ([#1585])
• Added isEmptyObject predicate function. ([#1584])
• Added isNumber predicate function.
• Enhanced error cloning to support AggregateError. ([#1563])
• Implemented collection methods for Maps and Sets.
• Added bundle size analysis and visualization components to docs. ([#1564])
• Fixed flattenObject to retain empty objects and arrays.
• Enhanced type safety for clone function.
• Fixed clone error when cloning object with null prototype. ([#1570])
• Fixed array function callbacks to include index and array parameters. ([#1561])
• Fixed compat/cloneDeep and cloneDeepWith to clone null-prototype objects as regular objects. ([#1562])
• Fixed compat/clamp to ensure consistency with lodash. ([#1555])
• Simplified intersection filter callback for consistency. ([#1582])
• Fixed incorrect function names and output in cloneDeep JSDoc examples. ([#1583])

We sincerely thank @raon0211, @dayongkr, @eunwoo-levi, @matt-oakes, @T3sT3ro, and @D-Sketon for their contributions. We appreciate your great efforts!