toss/es-toolkit v1.49.0

on GitHub

Released on June 26th, 2026.

• Added the es-toolkit/fp entrypoint with data-last, pipeable utilities, documentation, benchmarks, and bundle-size checks. ([#1781])
• Added a broad set of array utilities to es-toolkit/fp, covering slicing, grouping, set operations, ordering, zipping, and collection helpers. ([#1801])
• Fixed trimStart to validate multi-character trim strings correctly before it stops trimming. ([#1615])
• Fixed compat/pick to prefer a literal key over a dot-notation path when the picked value is undefined. ([#1775])
• Fixed compat/random to better match Lodash behavior for coerced bounds and floating-point options. ([#1767])
• Fixed compat/chunk to handle NaN and Infinity size values consistently with Lodash. ([#1797])
• Improved documentation and JSDoc accuracy across array, function, and compat references. ([#1785], [#1786], [#1788], [#1790], [#1791], [#1792], [#1793], [#1795], [#1800])

We sincerely thank @Antoliny0919, @D-Sketon, @eunwoo-levi, and @raon0211 for their contributions. We appreciate your great efforts!