Deno v1.19.0 — Release Notes & Engineering Impact

Source available — automated, not human-reviewed

Component: deno · Channel: stable. Automated analysis, not a compatibility certification. How this works.

Analysis updated: 2026-11-01.

Compatibility not verified — check source notes

📄 .MD

✨ Features 6 🔧 Bug Fixes 6

⚡ Executive Summary (TL;DR)

Deno v1.19.0. Source highlight: feat: Add Deno.FsFile, deprecate Deno.File (#13660)

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Who Does This Impact? (Role-Based Analysis)

💻 Software Engineers & Devs

Check the source notes against the package and APIs you use before upgrading.

📊 Product & Engineering Leads

Use the documented changes to assess relevance to your product; release frequency alone is not a quality measure.

⚙️ DevOps & Security

Verify the target version, runtime requirements and rollback procedure in the official documentation.

✨ New Features & Capabilities (6)

feat: Add Deno.FsFile, deprecate Deno.File (#13660)
feat: Add hint to permission prompt to display allow flag (#13695)
feat: deno vendor (#13670)
feat: never prompt for hrtime permission (#13696)
feat: permission prompt by default (#13650)
feat(compat): support --compat in web workers (#13629)

🔧 Bug Fixes & Patches (6)

feat(lsp): add redirect diagnostic and quick fix (#13580)
fix(compat): ESM resolver for package subpath (#13599)
fix(ext/console): fix uncaught TypeError in css styling (#13567)
fix(ext/console): print circular ref indicator in cyan (#13684)
fix(ext/crypto): optional additionalData in encrypt/decrypt (#13669)
fix(ext/crypto): support EC p256 private key material in exportKey (#13547)

📄 View Raw Release Notes (Original Developer Log)

### 1.19.0 / 2022.02.17 - feat: Add Deno.FsFile, deprecate Deno.File (#13660) - feat: Add hint to permission prompt to display allow flag (#13695) - feat: deno vendor (#13670) - feat: never prompt for hrtime permission (#13696) - feat: permission prompt by default (#13650) - feat(compat): support --compat in web workers (#13629) - feat(compile): Replace bundling with eszip in deno compile (#13563) - feat(coverage): add "--output" flag (#13289) - feat(ext/console): better circular information in object inspection (#13555) - feat(ext/http): add support for unix domain sockets (#13628) - feat(ext/net): Add Conn.setNoDelay and Conn.setKeepAlive (#13103) - feat(ext/web): add CompressionStream API (#11728) - feat(lsp): add redirect diagnostic and quick fix (#13580) - feat(lsp): provide completions from import map if available (#13624) - feat(lsp): support linking to symbols in JSDoc on hover (#13631) - feat(runtime): stabilize addSignalListener API (#13438) - feat(runtime): web streams in fs & net APIs (#13615) - feat(test): better errors for resource sanitizer (#13296) - feat(test): improved op sanitizer errors + traces (#13676) - feat(watch): add "--no-clear-screen" flag (#13454) - fix(compat): ESM resolver for package subpath (#13599) - fix(ext/console): fix uncaught TypeError in css styling (#13567) - fix(ext/console): print circular ref indicator in cyan (#13684) - fix(ext/crypto): optional additionalData in encrypt/decrypt (#13669) - fix(ext/crypto): support EC p256 private key material in exportKey (#13547) - fix(lsp): do not panic getting root_uri to auto discover configuration file (#13603) - fix(lsp): independent diagnostic publishing should include all diagnostic sources on each publish (#13483) - fix(lsp): op_exists handles bad specifiers (#13612)

← Older Version Deno v1.18.2 Newer Version → Deno v1.19.1