Prepare v0.4.5 release (#2226)

This commit is contained in:
Chris Tate
2026-10-25 13:33:57 -05:00
committed by GitHub
33 changed files with 68 additions and 34 deletions
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@@ -6,6 +6,42 @@ All notable changes to scriptc will be documented in this file.
<!-- release:start -->
## 0.4.5
### Highlights
- **Fixes:**
- Release builds read a typed array's length without a header load that could read a freed view.
- `net.Socket` `write()` returns Node's backpressure boolean and fires `'drain'`.
- Super calls in JavaScript method values call the declared base method.
- Calling a non-function through an asserted callee throws Node's TypeError.
- **Faster programs:**
- Exceptions propagate by unwinding from directly called functions on Linux, instead of status checks after every call.
- Typed-array loops prove their bounds and keep their views disjoint in more cases, including views over shared memory in worker programs; integer loops stay in integers across nested counted loops, pure helper calls, powers of two and byte reads.
- Lone array callbacks run as loops with their bodies inlined, and row sums run two rows per pass.
- Number-key maps look keys up on their integer view and write updates through the entry the read found; small number-key maps use a direct index.
- Strings: base64 decodes eight characters at a time; Buffers fill, swap byte order and decode `utf16le` a word at a time; readline splits input in one scan; string scans over non-ASCII strings use their UTF-16 units.
- Untyped code: property caches also cache absent properties, object literal members go through the store caches, calls on plain arrays skip the method ladder, and dynamic values dispose without key-cache walks.
- JSON parses into discriminated unions, and dynamic values convert into nested unions, in one pass.
- BigInt division settles quotients from the top limbs, and limb shifts are vectorized.
- **Faster builds:**
- Function bodies are emitted on up to eight workers, including in dev builds, and repeated work in LLVM module emission is cut.
- Linux executables link with lld when the driver finds it, and unchanged executables are reused without selecting the runtime pack.
- Dev builds reuse their frontend output after edits that keep token positions, and unchanged frontend inputs are checked by file identity before hashing.
- Lowering fetches only the syntax trees it reads, and the large compiler tables are built on first use.
- Release builds of the native compiler use a profile collected on the release commit.
- Type checking can use a tsc-ts server shared by later builds (opt-in).
- **Node.js parity:**
- Crypto: RSA key generation lengths, RSA-PSS keys, encrypted private keys, `X509Certificate` fields and methods, and TLS certificates and `tls.Server` contexts.
- zlib: Brotli compression and decompression.
- Dates are mutable objects with Node's setters and conversions; URL hosts and paths parse as the URL Standard does, including non-ASCII hosts with UTS #46.
- `Math`, `JSON` and `Reflect` are real objects in JavaScript; objects can inherit from JavaScript class prototypes; typed arrays held as untyped values support named properties and `Symbol.species`.
- Error messages: `JSON.parse` syntax errors use V8's messages and positions; `Object.getPrototypeOf` of an Error answers `Error.prototype`.
- `util.inspect` of dynamic classes, functions and `%o` arguments, and `Symbol.toStringTag` fields and getters, match Node.
- **npm packages:** more npm and CommonJS dependencies compile statically, including namespace-style packages with guarded declarations and `var` exports, and untyped Maps, Sets and arrays are typed from their uses.
<!-- release:end -->
## 0.4.4
### Highlights
@@ -29,8 +65,6 @@ All notable changes to scriptc will be documented in this file.
- Split CommonJS `require` bindings, `__`-prefixed exports, string-key destructuring of `any` values, and record key order for values JavaScript built.
- **npm packages:** zod 4 and `@hono/zod-validator` values are projected at the declaration boundary.
<!-- release:end -->
## 0.4.3
### Highlights
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{
"name": "@scriptc/cli-darwin-arm64",
"version": "0.4.4",
"version": "0.4.5",
"description": "Native scriptc compiler for darwin-arm64",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/cli-darwin-x64",
"version": "0.4.4",
"version": "0.4.5",
"description": "Native scriptc compiler for darwin-x64",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/cli-linux-arm64-gnu",
"version": "0.4.4",
"version": "0.4.5",
"description": "Native scriptc compiler for linux-arm64-gnu",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/cli-linux-arm64-musl",
"version": "0.4.4",
"version": "0.4.5",
"description": "Native scriptc compiler for linux-arm64-musl",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/cli-linux-x64-gnu",
"version": "0.4.4",
"version": "0.4.5",
"description": "Native scriptc compiler for linux-x64-gnu",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/cli-linux-x64-musl",
"version": "0.4.4",
"version": "0.4.5",
"description": "Native scriptc compiler for linux-x64-musl",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/cli-win32-x64-msvc",
"version": "0.4.4",
"version": "0.4.5",
"description": "Native scriptc compiler for win32-x64-msvc",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "scriptc",
"version": "0.4.4",
"version": "0.4.5",
"description": "Compile ordinary TypeScript and JavaScript to small, fast native executables and WebAssembly modules that run without Node.js",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/compiler",
"version": "0.4.4",
"version": "0.4.5",
"description": "The scriptc compiler — TypeScript/JavaScript frontend, typed IR, LLVM backend",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"schemaVersion": 2,
"compilerVersion": "0.4.4",
"compilerVersion": "0.4.5",
"coverage": [
"Entries are projected mechanically from the compiler's own decision tables: the diagnostics registry, the unsupported-syntax dispatch tables, the stdlib and node-builtin lowering tables, and the supported-builtin-module list. Nothing is hand-maintained; the manifest regenerates byte-identically from the source tree at this version.",
"Absence from this manifest means 'not projected', never 'unsupported'. Surfaces lowered through dedicated code paths rather than tables are not yet projected: console, JSON, Promise/async and the timer surface, the net/http/tls/https/dgram/dns/assert/test/stream/readline module member surfaces, template literals, the regex slice, global functions (parseInt, parseFloat, isNaN, isFinite), and the process surface outside its ambient slice.",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/experimental",
"version": "0.4.4",
"version": "0.4.5",
"description": "Experimental scriptc APIs, with Node.js implementations: lifetime regions for ProgramLifetime objects, intern tables shared between threads, and per-thread slots on shared objects",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/llvm-darwin-arm64",
"version": "0.4.4",
"version": "0.4.5",
"description": "Pinned LLVM code-generation helper for scriptc on macOS arm64",
"license": "Apache-2.0 WITH LLVM-exception",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/llvm-darwin-x64",
"version": "0.4.4",
"version": "0.4.5",
"description": "Pinned LLVM code-generation helper for scriptc on macOS x64",
"license": "Apache-2.0 WITH LLVM-exception",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/llvm-linux-arm64-gnu",
"version": "0.4.4",
"version": "0.4.5",
"description": "Pinned LLVM code-generation helper for scriptc on Linux arm64",
"license": "Apache-2.0 WITH LLVM-exception",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/llvm-linux-arm64-musl",
"version": "0.4.4",
"version": "0.4.5",
"description": "Statically linked LLVM code-generation helper for scriptc on Linux arm64 musl",
"license": "Apache-2.0 WITH LLVM-exception",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/llvm-linux-x64-gnu",
"version": "0.4.4",
"version": "0.4.5",
"description": "Pinned LLVM code-generation helper for scriptc on Linux x64",
"license": "Apache-2.0 WITH LLVM-exception",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/llvm-linux-x64-musl",
"version": "0.4.4",
"version": "0.4.5",
"description": "Statically linked LLVM code-generation helper for scriptc on Linux x64 musl",
"license": "Apache-2.0 WITH LLVM-exception",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/llvm-win32-x64-msvc",
"version": "0.4.4",
"version": "0.4.5",
"description": "Pinned LLVM code-generation helper for scriptc on Windows x64",
"license": "Apache-2.0 WITH LLVM-exception",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/runtime-android-arm64",
"version": "0.4.4",
"version": "0.4.5",
"description": "Precompiled scriptc library runtime pack for Android arm64",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/runtime-darwin-arm64",
"version": "0.4.4",
"version": "0.4.5",
"description": "Precompiled scriptc runtime pack for macOS arm64",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/runtime-darwin-x64",
"version": "0.4.4",
"version": "0.4.5",
"description": "Precompiled scriptc runtime pack for macOS x64",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/runtime-ios-arm64",
"version": "0.4.4",
"version": "0.4.5",
"description": "Precompiled scriptc library runtime pack for iOS arm64",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
@@ -1,6 +1,6 @@
{
"name": "@scriptc/runtime-ios-simulator-arm64",
"version": "0.4.4",
"version": "0.4.5",
"description": "Precompiled scriptc library runtime pack for iOS simulator arm64",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
@@ -1,6 +1,6 @@
{
"name": "@scriptc/runtime-linux-arm64-gnu",
"version": "0.4.4",
"version": "0.4.5",
"description": "Precompiled scriptc runtime pack for Linux arm64 glibc",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
@@ -1,6 +1,6 @@
{
"name": "@scriptc/runtime-linux-arm64-musl",
"version": "0.4.4",
"version": "0.4.5",
"description": "Precompiled scriptc runtime pack for Linux arm64 musl",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/runtime-linux-x64-gnu",
"version": "0.4.4",
"version": "0.4.5",
"description": "Precompiled scriptc runtime pack for Linux x64 glibc",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/runtime-linux-x64-musl",
"version": "0.4.4",
"version": "0.4.5",
"description": "Precompiled scriptc runtime pack for Linux x64 musl",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/runtime-wasm32-wasi",
"version": "0.4.4",
"version": "0.4.5",
"description": "Precompiled scriptc runtime pack for WASI Preview 1",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/runtime-win32-x64-msvc",
"version": "0.4.4",
"version": "0.4.5",
"description": "Precompiled scriptc runtime pack for Windows x64 MSVC",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/runtime",
"version": "0.4.4",
"version": "0.4.5",
"description": "scriptc native runtime sources and vendored dependencies",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/threads",
"version": "0.4.4",
"version": "0.4.5",
"description": "Zero-copy publication of immutable object graphs to worker threads (scriptc), with a deep-freezing Node.js implementation",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",
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@@ -1,6 +1,6 @@
{
"name": "@scriptc/types",
"version": "0.4.4",
"version": "0.4.5",
"description": "Contract types for scriptc: type-only annotations (Int32, NoThrow, Immutable) that scriptc checks and optimizes, with no runtime semantics",
"license": "Apache-2.0",
"homepage": "https://scriptc.dev",