# Deno v1.1.3 — Release & Upgrade Intelligence
- **Product:** Deno (https://deno.com)
- **Version:** v1.1.3
- **Released:** Jul 03, 2020
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/deno/updates/v1.1.3/

## Executive Summary (TL;DR)
Deno v1.1.3. Source highlight: fix(cli): Change seek offset type from i32 to i64 (#6518)

## New Features
- feat(std/asserts): Allow assert functions to specify type parameter (#6413)
- feat(std/datetime): Add is leap and difference functions (#4857)
- feat(std/io): Add fromStreamReader, fromStreamWriter (#5789, #6535)
- feat(std/node): Add Buffer.allocUnsafe (#6533)
- feat(std/node): Add Buffer.isEncoding (#6521)
- feat(std/node): Support hex/base64 encoding in fs.readFile/fs.writeFile  (#6512)

## Improvements
- refactor: Improvements to TsCompiler and its tests (#6576)

## Bug Fixes
- fix(cli): Change seek offset type from i32 to i64 (#6518)
- fix(cli/body): Maximum call stack size exceeded error (#6537)
- fix(cli/doc): Doc printer missing [] around tuple type (#6523)
- fix(cli/js): Buffer.bytes() ArrayBuffer size (#6511)
- fix(cli/js): Fix conditional types for process sockets (#6275)
- fix(cli/upgrade): Upgrade fails on Windows with space in temp path (#6522)