fix: convert SIMD capability check to boolean

superstructor · superstructor · commit e0ad6c4f6e2d · 2025-10-10T19:51:41.000+13:00
C function _zlib_has_simd returns int, convert to boolean for TypeScript type safety
diff --git a/src/lib/index.ts b/src/lib/index.ts
@@ -277,8 +277,8 @@ export default class Zlib {
       throw new ZlibError('zlib.wasm not initialized')
     }
 
-    // Check SIMD capabilities
-    const simdSupported = this.module!._zlib_has_simd?.() ?? false
+    // Check SIMD capabilities (C function returns int, convert to boolean)
+    const simdSupported = (this.module!._zlib_has_simd?.() ?? 0) !== 0
 
     // Get version string
     const versionPtr = this.module!._zlib_get_version?.()

Original file line number	Diff line number	Diff line change
`@@ -277,8 +277,8 @@ export default class Zlib {`
`277`	`277`	`throw new ZlibError('zlib.wasm not initialized')`
`278`	`278`	`}`
`279`	`279`
`280`		`- // Check SIMD capabilities`
`281`		`- const simdSupported = this.module!._zlib_has_simd?.() ?? false`
	`280`	`+ // Check SIMD capabilities (C function returns int, convert to boolean)`
	`281`	`+ const simdSupported = (this.module!._zlib_has_simd?.() ?? 0) !== 0`
`282`	`282`
`283`	`283`	`// Get version string`
`284`	`284`	`const versionPtr = this.module!._zlib_get_version?.()`