@petamoriken/float16 - npm Package Compare versions

Comparing version 3.8.2 to 3.8.3

browser/float16.js

@@ -1,2 +0,2 @@
-/*! @petamoriken/float16 v3.8.2 | MIT License - https://github.com/petamoriken/float16 */
+/*! @petamoriken/float16 v3.8.3 | MIT License - https://github.com/petamoriken/float16 */
 
@@ -276,2 +276,5 @@ var float16 = (function (exports) {
   }
+  function isAnyArrayBuffer(value) {
+    return isArrayBuffer(value) || isSharedArrayBuffer(value);
+  }
   function isOrdinaryArray(value) {
@@ -328,7 +331,10 @@ if (!ArrayIsArray(value)) {
 
-  function roundTiesToEven(num) {
+  const mantissaBitLength = 10;
+  const mantissaMask = 0x3ff;
+  const exponentMax = 31;
+  const exponentBias = 15;
+  function roundToEven(num) {
     const truncated = MathTrunc(num);
-    const isOdd = truncated % 2 !== 0;
     const delta = MathAbs(num - truncated);
-    if (delta > 0.5 || delta === 0.5 && isOdd) {
+    if (delta > 0.5 || delta === 0.5 && truncated % 2 !== 0) {
       return truncated + MathSign(num);
@@ -338,36 +344,31 @@ }
   }
-  const f16EMax = 31;
-  const f16EBias = 15;
-  const f16MLen = 10;
-  const f16MMask = 0x3ff;
   function roundToFloat16Bits(num) {
-    const absNum = MathAbs( (num));
+    const absolute = MathAbs( (num));
     const s =  (num) < 0 || ObjectIs(num, -0) ? 1 : 0;
     let m, e;
-    if (!NumberIsFinite(absNum)) {
-      m = NumberIsNaN(absNum) ? 0x200 : 0;
-      e = f16EMax;
+    if (!NumberIsFinite(absolute)) {
+      m = NumberIsNaN(absolute) ? 0x200 : 0;
+      e = exponentMax;
     } else {
-      let rawE = MathFloor(MathLog2(absNum));
+      let rawE = MathFloor(MathLog2(absolute));
       let c = MathPow(2, -rawE);
-      if (absNum * c < 1) {
+      if (absolute * c < 1) {
         --rawE;
         c *= 2;
-      }
-      if (absNum * c >= 2) {
+      } else if (absolute * c >= 2) {
         ++rawE;
         c /= 2;
       }
-      if (rawE + f16EBias >= f16EMax) {
+      if (rawE + exponentBias >= exponentMax) {
         m = 0;
-        e = f16EMax;
-      } else if (rawE + f16EBias >= 1) {
-        m = roundTiesToEven(((absNum * c) - 1) * 0x400) & f16MMask;
-        e = rawE + f16EBias;
+        e = exponentMax;
+      } else if (rawE + exponentBias >= 1) {
+        m = roundToEven(((absolute * c) - 1) * 0x400);
+        e = rawE + exponentBias;
       } else {
-        m = roundTiesToEven(absNum * 0x1000000) & f16MMask;
+        m = roundToEven(absolute * 0x1000000);
         e = 0;
       }
     }
-    return s << 15 | e << f16MLen | m;
+    return s << 15 | e << mantissaBitLength | m;
   }
@@ -409,4 +410,4 @@ const buffer = new NativeArrayBuffer(4);
   function convertToNumber(float16bits) {
-    const i = float16bits >> 10;
-    uint32View[0] = mantissaTable[offsetTable[i] + (float16bits & 0x3ff)] + exponentTable[i];
+    const i = float16bits >> mantissaBitLength;
+    uint32View[0] = mantissaTable[offsetTable[i] + (float16bits & mantissaMask)] + exponentTable[i];
     return floatView[0];
@@ -603,3 +604,3 @@ }
         float16bitsArray = ReflectConstruct(NativeUint16Array, [getFloat16BitsArray(input)], new.target);
-      } else if (isObject(input) && !isArrayBuffer(input)) {
+      } else if (isObject(input) && !isAnyArrayBuffer(input)) {
         let list;
@@ -606,0 +607,0 @@ let length;

package.json

 {
   "name": "@petamoriken/float16",
-  "version": "3.8.2",
+  "version": "3.8.3",
   "description": "IEEE 754 half-precision floating-point for JavaScript",
@@ -76,12 +76,12 @@ "keywords": [
   "devDependencies": {
-    "@babel/cli": "^7.22.9",
-    "@babel/core": "^7.22.9",
+    "@babel/cli": "^7.22.10",
+    "@babel/core": "^7.22.10",
     "@babel/plugin-transform-modules-commonjs": "^7.22.5",
-    "@types/nightwatch": "^2.3.24",
+    "@types/nightwatch": "^2.3.25",
     "babel-plugin-replace-import-extension": "^1.1.3",
     "browserslist": "^4.21.9",
     "concurrently": "^8.2.0",
-    "eslint": "^8.45.0",
-    "eslint-plugin-import": "^2.27.5",
-    "eslint-plugin-jsdoc": "^46.4.5",
+    "eslint": "^8.47.0",
+    "eslint-plugin-import": "^2.28.0",
+    "eslint-plugin-jsdoc": "^46.4.6",
     "espower-cli": "^1.1.0",
@@ -93,7 +93,7 @@ "espower-loader": "^1.2.2",
     "mocha": "^10.2.0",
-    "nightwatch": "^3.1.1",
+    "nightwatch": "^3.1.2",
     "nightwatch-saucelabs-endsauce": "^2.3.1",
     "nyc": "^15.1.0",
     "power-assert": "^1.4.2",
-    "rollup": "^3.26.3",
+    "rollup": "^3.28.0",
     "rollup-plugin-cleanup": "^3.2.1",
@@ -100,0 +100,0 @@ "source-map-support": "^0.5.21"

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Improved metrics

Total package byte prevSize

236879

increased by0.32%

Lines of code

6139

increased by0.2%

No dependency changes