builtins/array: compliant Array.from object length

test262: 55.41% (+0.30) | 🧪 50257 | 🤠 27848 (+149) | ❌ 7133 (-65) | 💀 14011 | 🏗️ 32 | 💥 177 | ⏰ 57 (-84) | 📝 999
CanadaHonk · Dec 23, 2024 · 2d49500 · 2d49500
1 parent bb37a23
commit 2d49500
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Showing 5 changed files with 5 additions and 5 deletions.
diff --git a/compiler/builtins/array.ts b/compiler/builtins/array.ts
@@ -69,7 +69,7 @@ export const __Array_from = (arg: any, mapFn: any): any[] => {
     const obj: object = arg;
 
     const lengthKey: bytestring = 'length';
-    len = obj[lengthKey];
+    len = ecma262.ToIntegerOrInfinity(obj[lengthKey]);
 
     for (let i: i32 = 0; i < len; i++) {
       out[i] = obj[i];

diff --git a/compiler/builtins_precompiled.js b/compiler/builtins_precompiled.js
diff --git a/package.json b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "porffor",
   "description": "a basic experimental wip aot optimizing js -> wasm engine/compiler/runtime in js",
-  "version": "0.55.9",
+  "version": "0.55.10",
   "author": "CanadaHonk",
   "license": "MIT",
   "scripts": {},

diff --git a/runner/index.js b/runner/index.js
@@ -1,6 +1,6 @@
 #!/usr/bin/env node
 import fs from 'node:fs';
-globalThis.version = '0.55.9';
+globalThis.version = '0.55.10';
 
 // deno compat
 if (typeof process === 'undefined' && typeof Deno !== 'undefined') {

diff --git a/test262/history.json b/test262/history.json