@polkadot/util - npm Package Compare versions

Comparing version 12.1.2 to 12.2.1

cjs/packageInfo.js

 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.packageInfo = void 0;
-exports.packageInfo = { name: '@polkadot/util', path: typeof __dirname === 'string' ? __dirname : 'auto', type: 'cjs', version: '12.1.2' };
+exports.packageInfo = { name: '@polkadot/util', path: typeof __dirname === 'string' ? __dirname : 'auto', type: 'cjs', version: '12.2.1' };

cjs/u8a/toBigInt.js

@@ -8,2 +8,3 @@ "use strict";
 const U16_MAX = (0, x_bigint_1.BigInt)(256 * 256);
+const U64_MAX = (0, x_bigint_1.BigInt)('0x10000000000000000');
 /**
@@ -14,15 +15,24 @@ * @name u8aToBigInt
 function u8aToBigInt(value, { isLe = true, isNegative = false } = {}) {
-    if (!value || !value.length) {
-        return (0, x_bigint_1.BigInt)(0);
-    }
+    // BE is not the optimal path - LE is the SCALE default
     const u8a = isLe
         ? value
-        : value.reverse();
-    const dvI = new DataView(u8a.buffer, u8a.byteOffset);
+        : value.slice().reverse();
     const count = u8a.length;
-    const mod = count % 2;
-    let result = (0, x_bigint_1.BigInt)(0);
-    // This is mostly written for readability (with the single isNegative shortcut),
-    // as opposed to performance, e.g. `u8aToBn` does loop unrolling, etc.
     if (isNegative) {
+        switch (count) {
+            case 0:
+                return (0, x_bigint_1.BigInt)(0);
+            case 1:
+                return (0, x_bigint_1.BigInt)(((u8a[0] ^ 255) * -1) - 1);
+            case 2:
+                return (0, x_bigint_1.BigInt)((((u8a[0] + (u8a[1] << 8)) ^ 65535) * -1) - 1);
+            case 4:
+                return (0, x_bigint_1.BigInt)((((u8a[0] + (u8a[1] << 8) + (u8a[2] << 16) + (u8a[3] * 16777216)) ^ 4294967295) * -1) - 1);
+        }
+        const dvI = new DataView(u8a.buffer, u8a.byteOffset);
+        if (count === 8) {
+            return dvI.getBigInt64(0, true);
+        }
+        let result = (0, x_bigint_1.BigInt)(0);
+        const mod = count % 2;
         for (let i = count - 2; i >= mod; i -= 2) {
@@ -34,15 +44,33 @@ result = (result * U16_MAX) + (0, x_bigint_1.BigInt)(dvI.getUint16(i, true) ^ 0xffff);
         }
+        return (result * -consts_js_1._1n) - consts_js_1._1n;
     }
-    else {
-        for (let i = count - 2; i >= mod; i -= 2) {
-            result = (result * U16_MAX) + (0, x_bigint_1.BigInt)(dvI.getUint16(i, true));
+    switch (count) {
+        case 0:
+            return (0, x_bigint_1.BigInt)(0);
+        case 1:
+            return (0, x_bigint_1.BigInt)(u8a[0]);
+        case 2:
+            return (0, x_bigint_1.BigInt)(u8a[0] + (u8a[1] << 8));
+        case 4:
+            return (0, x_bigint_1.BigInt)(u8a[0] + (u8a[1] << 8) + (u8a[2] << 16) + (u8a[3] * 16777216));
+    }
+    const dvI = new DataView(u8a.buffer, u8a.byteOffset);
+    switch (count) {
+        case 8:
+            return dvI.getBigUint64(0, true);
+        case 16:
+            return (dvI.getBigUint64(8, true) * U64_MAX) + dvI.getBigUint64(0, true);
+        default: {
+            let result = (0, x_bigint_1.BigInt)(0);
+            const mod = count % 2;
+            for (let i = count - 2; i >= mod; i -= 2) {
+                result = (result * U16_MAX) + (0, x_bigint_1.BigInt)(dvI.getUint16(i, true));
+            }
+            if (mod) {
+                result = (result * U8_MAX) + (0, x_bigint_1.BigInt)(u8a[0]);
+            }
+            return result;
         }
-        if (mod) {
-            result = (result * U8_MAX) + (0, x_bigint_1.BigInt)(u8a[0]);
-        }
     }
-    return isNegative
-        ? ((result * -consts_js_1._1n) - consts_js_1._1n)
-        : result;
 }
 exports.u8aToBigInt = u8aToBigInt;

cjs/u8a/toBn.js

@@ -27,49 +27,6 @@ "use strict";
     // here seems to be more efficient than passing the full array
-    if (count <= 6) {
-        if (isNegative) {
-            let result = 0;
-            if (isLe) {
-                // Most common case i{8, 16, 32} default LE SCALE-encoded
-                // For <= 32, we also optimize the xor to a single op
-                // (see the comments around unrolling in the next section)
-                switch (count) {
-                    case 0:
-                        return new bn_js_1.BN(0);
-                    case 1:
-                        result = value[0] ^ 255;
-                        break;
-                    case 2:
-                        result = (value[0] + (value[1] << 8)) ^ 65535;
-                        break;
-                    case 3:
-                        result = (value[0] + (value[1] << 8) + (value[2] << 16)) ^ 16777215;
-                        break;
-                    case 4:
-                        // for the 3rd byte, we don't << 24 - since JS converts all bitwise operators to
-                        // 32-bit, in the case where the top-most bit is set this yields a negative value
-                        result = (value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295;
-                        break;
-                    case 5:
-                        result = ((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) + ((value[4] ^ 0xff) * 4294967296);
-                        break;
-                    default: // 6
-                        result = ((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) + (((value[4] + (value[5] << 8)) ^ 65535) * 4294967296);
-                        break;
-                }
-            }
-            else {
-                for (let i = 0; i < count; i++) {
-                    result = (result * 256) + (value[i] ^ 0xff);
-                }
-            }
-            return count
-                ? new bn_js_1.BN((result * -1) - 1)
-                : new bn_js_1.BN(0);
-        }
-        else if (isLe) {
-            // Most common case - u{8, 16, 32} default LE SCALE-encoded
-            //
-            // There are some slight benefits in unrolling this specific loop,
-            // however it comes with diminishing returns since here the actual
-            // `new BN` does seem to take up the bulk of the time
+    if (isNegative) {
+        if (isLe) {
+            // Most common case i{8, 16, 32} default LE SCALE-encoded
+            // For <= 32, we also optimize the xor to a single op
             switch (count) {
@@ -79,29 +36,70 @@ case 0:
                 case 1:
-                    return new bn_js_1.BN(value[0]);
+                    return new bn_js_1.BN(((value[0] ^ 255) * -1) - 1);
                 case 2:
-                    return new bn_js_1.BN(value[0] + (value[1] << 8));
+                    return new bn_js_1.BN((((value[0] + (value[1] << 8)) ^ 65535) * -1) - 1);
                 case 3:
-                    return new bn_js_1.BN(value[0] + (value[1] << 8) + (value[2] << 16));
+                    return new bn_js_1.BN((((value[0] + (value[1] << 8) + (value[2] << 16)) ^ 16777215) * -1) - 1);
                 case 4:
                     // for the 3rd byte, we don't << 24 - since JS converts all bitwise operators to
                     // 32-bit, in the case where the top-most bit is set this yields a negative value
-                    return new bn_js_1.BN(value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216));
+                    return new bn_js_1.BN((((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) * -1) - 1);
                 case 5:
-                    return new bn_js_1.BN(value[0] + (value[1] << 8) + (value[2] << 16) + ((value[3] + (value[4] << 8)) * 16777216));
-                default: // 6
-                    return new bn_js_1.BN(value[0] + (value[1] << 8) + (value[2] << 16) + ((value[3] + (value[4] << 8) + (value[5] << 16)) * 16777216));
+                    return new bn_js_1.BN(((((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) + ((value[4] ^ 0xff) * 4294967296)) * -1) - 1);
+                case 6:
+                    return new bn_js_1.BN(((((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) + (((value[4] + (value[5] << 8)) ^ 65535) * 4294967296)) * -1) - 1);
+                default:
+                    return new bn_js_1.BN(value, 'le').fromTwos(value.length * 8);
             }
         }
-        else {
-            let result = 0;
-            for (let i = 0; i < count; i++) {
-                result = (result * 256) + value[i];
-            }
-            return new bn_js_1.BN(result);
+        if (count === 0) {
+            return new bn_js_1.BN(0);
         }
+        else if (count > 6) {
+            return new bn_js_1.BN(value, 'be').fromTwos(value.length * 8);
+        }
+        let result = 0;
+        for (let i = 0; i < count; i++) {
+            result = (result * 256) + (value[i] ^ 0xff);
+        }
+        return new bn_js_1.BN((result * -1) - 1);
     }
-    return isNegative
-        ? new bn_js_1.BN(value, isLe ? 'le' : 'be').fromTwos(value.length * 8)
-        : new bn_js_1.BN(value, isLe ? 'le' : 'be');
+    if (isLe) {
+        // Most common case - u{8, 16, 32} default LE SCALE-encoded
+        //
+        // There are some slight benefits in unrolling this specific loop,
+        // however it comes with diminishing returns since here the actual
+        // `new BN` does seem to take up the bulk of the time
+        switch (count) {
+            case 0:
+                return new bn_js_1.BN(0);
+            case 1:
+                return new bn_js_1.BN(value[0]);
+            case 2:
+                return new bn_js_1.BN(value[0] + (value[1] << 8));
+            case 3:
+                return new bn_js_1.BN(value[0] + (value[1] << 8) + (value[2] << 16));
+            case 4:
+                // for the 3rd byte, we don't << 24 - since JS converts all bitwise operators to
+                // 32-bit, in the case where the top-most bit is set this yields a negative value
+                return new bn_js_1.BN(value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216));
+            case 5:
+                return new bn_js_1.BN(value[0] + (value[1] << 8) + (value[2] << 16) + ((value[3] + (value[4] << 8)) * 16777216));
+            case 6:
+                return new bn_js_1.BN(value[0] + (value[1] << 8) + (value[2] << 16) + ((value[3] + (value[4] << 8) + (value[5] << 16)) * 16777216));
+            default:
+                return new bn_js_1.BN(value, 'le');
+        }
+    }
+    if (count === 0) {
+        return new bn_js_1.BN(0);
+    }
+    else if (count > 6) {
+        return new bn_js_1.BN(value, 'be');
+    }
+    let result = 0;
+    for (let i = 0; i < count; i++) {
+        result = (result * 256) + value[i];
+    }
+    return new bn_js_1.BN(result);
 }
 exports.u8aToBn = u8aToBn;

cjs/u8a/toNumber.js

@@ -6,3 +6,3 @@ "use strict";
  * @name u8aToNumber
- * @summary Creates a number from a Uint8Array object.
+ * @summary Creates a number from a Uint8Array object. This only operates on LE values as used in SCALE.
  */
@@ -12,3 +12,2 @@ function u8aToNumber(value, { isNegative = false } = {}) {
     if (isNegative) {
-        let result = 0;
         switch (count) {
@@ -18,25 +17,18 @@ case 0:
             case 1:
-                result = value[0] ^ 255;
-                break;
+                return (((value[0] ^ 255) * -1) - 1);
             case 2:
-                result = (value[0] + (value[1] << 8)) ^ 65535;
-                break;
+                return ((((value[0] + (value[1] << 8)) ^ 65535) * -1) - 1);
             case 3:
-                result = (value[0] + (value[1] << 8) + (value[2] << 16)) ^ 16777215;
-                break;
+                return ((((value[0] + (value[1] << 8) + (value[2] << 16)) ^ 16777215) * -1) - 1);
             case 4:
                 // for the 3rd byte, we don't << 24 - since JS converts all bitwise operators to
                 // 32-bit, in the case where the top-most bit is set this yields a negative value
-                result = (value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295;
-                break;
+                return ((((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) * -1) - 1);
             case 5:
-                result = ((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) + ((value[4] ^ 0xff) * 4294967296);
-                break;
+                return (((((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) + ((value[4] ^ 0xff) * 4294967296)) * -1) - 1);
             case 6:
-                result = ((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) + (((value[4] + (value[5] << 8)) ^ 65535) * 4294967296);
-                break;
+                return (((((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) + (((value[4] + (value[5] << 8)) ^ 65535) * 4294967296)) * -1) - 1);
             default:
                 throw new Error('Value more than 48-bits cannot be reliably converted');
         }
-        return (result * -1) - 1;
     }
@@ -43,0 +35,0 @@ switch (count) {

package.json

@@ -21,3 +21,3 @@ {
   "type": "module",
-  "version": "12.1.2",
+  "version": "12.2.1",
   "main": "./cjs/index.js",
@@ -31,2 +31,3 @@ "module": "./index.js",
       "types": "./index.d.ts",
+      "module": "./index.js",
       "require": "./cjs/index.js",
@@ -37,2 +38,3 @@ "default": "./index.js"
       "types": "./array/index.d.ts",
+      "module": "./array/index.js",
       "require": "./cjs/array/index.js",
@@ -43,2 +45,3 @@ "default": "./array/index.js"
       "types": "./array/chunk.d.ts",
+      "module": "./array/chunk.js",
       "require": "./cjs/array/chunk.js",
@@ -49,2 +52,3 @@ "default": "./array/chunk.js"
       "types": "./array/filter.d.ts",
+      "module": "./array/filter.js",
       "require": "./cjs/array/filter.js",
@@ -55,2 +59,3 @@ "default": "./array/filter.js"
       "types": "./array/flatten.d.ts",
+      "module": "./array/flatten.js",
       "require": "./cjs/array/flatten.js",
@@ -61,2 +66,3 @@ "default": "./array/flatten.js"
       "types": "./array/range.d.ts",
+      "module": "./array/range.js",
       "require": "./cjs/array/range.js",
@@ -67,2 +73,3 @@ "default": "./array/range.js"
       "types": "./array/shuffle.d.ts",
+      "module": "./array/shuffle.js",
       "require": "./cjs/array/shuffle.js",
@@ -73,2 +80,3 @@ "default": "./array/shuffle.js"
       "types": "./array/unzip.d.ts",
+      "module": "./array/unzip.js",
       "require": "./cjs/array/unzip.js",
@@ -79,2 +87,3 @@ "default": "./array/unzip.js"
       "types": "./array/zip.d.ts",
+      "module": "./array/zip.js",
       "require": "./cjs/array/zip.js",
@@ -85,2 +94,3 @@ "default": "./array/zip.js"
       "types": "./assert.d.ts",
+      "module": "./assert.js",
       "require": "./cjs/assert.js",
@@ -91,2 +101,3 @@ "default": "./assert.js"
       "types": "./bi/index.d.ts",
+      "module": "./bi/index.js",
       "require": "./cjs/bi/index.js",
@@ -97,2 +108,3 @@ "default": "./bi/index.js"
       "types": "./bi/consts.d.ts",
+      "module": "./bi/consts.js",
       "require": "./cjs/bi/consts.js",
@@ -103,2 +115,3 @@ "default": "./bi/consts.js"
       "types": "./bi/helpers.d.ts",
+      "module": "./bi/helpers.js",
       "require": "./cjs/bi/helpers.js",
@@ -109,2 +122,3 @@ "default": "./bi/helpers.js"
       "types": "./bi/min.d.ts",
+      "module": "./bi/min.js",
       "require": "./cjs/bi/min.js",
@@ -115,2 +129,3 @@ "default": "./bi/min.js"
       "types": "./bi/sqrt.d.ts",
+      "module": "./bi/sqrt.js",
       "require": "./cjs/bi/sqrt.js",
@@ -121,2 +136,3 @@ "default": "./bi/sqrt.js"
       "types": "./bi/toBigInt.d.ts",
+      "module": "./bi/toBigInt.js",
       "require": "./cjs/bi/toBigInt.js",
@@ -127,2 +143,3 @@ "default": "./bi/toBigInt.js"
       "types": "./bi/toHex.d.ts",
+      "module": "./bi/toHex.js",
       "require": "./cjs/bi/toHex.js",
@@ -133,2 +150,3 @@ "default": "./bi/toHex.js"
       "types": "./bi/toU8a.d.ts",
+      "module": "./bi/toU8a.js",
       "require": "./cjs/bi/toU8a.js",
@@ -139,2 +157,3 @@ "default": "./bi/toU8a.js"
       "types": "./bn/index.d.ts",
+      "module": "./bn/index.js",
       "require": "./cjs/bn/index.js",
@@ -145,2 +164,3 @@ "default": "./bn/index.js"
       "types": "./bn/bn.d.ts",
+      "module": "./bn/bn.js",
       "require": "./cjs/bn/bn.js",
@@ -151,2 +171,3 @@ "default": "./bn/bn.js"
       "types": "./bn/consts.d.ts",
+      "module": "./bn/consts.js",
       "require": "./cjs/bn/consts.js",
@@ -157,2 +178,3 @@ "default": "./bn/consts.js"
       "types": "./bn/fromHex.d.ts",
+      "module": "./bn/fromHex.js",
       "require": "./cjs/bn/fromHex.js",
@@ -163,2 +185,3 @@ "default": "./bn/fromHex.js"
       "types": "./bn/min.d.ts",
+      "module": "./bn/min.js",
       "require": "./cjs/bn/min.js",
@@ -169,2 +192,3 @@ "default": "./bn/min.js"
       "types": "./bn/sqrt.d.ts",
+      "module": "./bn/sqrt.js",
       "require": "./cjs/bn/sqrt.js",
@@ -175,2 +199,3 @@ "default": "./bn/sqrt.js"
       "types": "./bn/toBn.d.ts",
+      "module": "./bn/toBn.js",
       "require": "./cjs/bn/toBn.js",
@@ -181,2 +206,3 @@ "default": "./bn/toBn.js"
       "types": "./bn/toHex.d.ts",
+      "module": "./bn/toHex.js",
       "require": "./cjs/bn/toHex.js",
@@ -187,2 +213,3 @@ "default": "./bn/toHex.js"
       "types": "./bn/toU8a.d.ts",
+      "module": "./bn/toU8a.js",
       "require": "./cjs/bn/toU8a.js",
@@ -193,2 +220,3 @@ "default": "./bn/toU8a.js"
       "types": "./buffer/index.d.ts",
+      "module": "./buffer/index.js",
       "require": "./cjs/buffer/index.js",
@@ -199,2 +227,3 @@ "default": "./buffer/index.js"
       "types": "./buffer/toU8a.d.ts",
+      "module": "./buffer/toU8a.js",
       "require": "./cjs/buffer/toU8a.js",
@@ -205,2 +234,3 @@ "default": "./buffer/toU8a.js"
       "types": "./bundle.d.ts",
+      "module": "./bundle.js",
       "require": "./cjs/bundle.js",
@@ -211,2 +241,3 @@ "default": "./bundle.js"
       "types": "./compact/index.d.ts",
+      "module": "./compact/index.js",
       "require": "./cjs/compact/index.js",
@@ -217,2 +248,3 @@ "default": "./compact/index.js"
       "types": "./compact/addLength.d.ts",
+      "module": "./compact/addLength.js",
       "require": "./cjs/compact/addLength.js",
@@ -223,2 +255,3 @@ "default": "./compact/addLength.js"
       "types": "./compact/defaults.d.ts",
+      "module": "./compact/defaults.js",
       "require": "./cjs/compact/defaults.js",
@@ -229,2 +262,3 @@ "default": "./compact/defaults.js"
       "types": "./compact/fromU8a.d.ts",
+      "module": "./compact/fromU8a.js",
       "require": "./cjs/compact/fromU8a.js",
@@ -235,2 +269,3 @@ "default": "./compact/fromU8a.js"
       "types": "./compact/stripLength.d.ts",
+      "module": "./compact/stripLength.js",
       "require": "./cjs/compact/stripLength.js",
@@ -241,2 +276,3 @@ "default": "./compact/stripLength.js"
       "types": "./compact/toU8a.d.ts",
+      "module": "./compact/toU8a.js",
       "require": "./cjs/compact/toU8a.js",
@@ -247,2 +283,3 @@ "default": "./compact/toU8a.js"
       "types": "./compact/types.d.ts",
+      "module": "./compact/types.js",
       "require": "./cjs/compact/types.js",
@@ -253,2 +290,3 @@ "default": "./compact/types.js"
       "types": "./detectOther.d.ts",
+      "module": "./detectOther.js",
       "require": "./cjs/detectOther.js",
@@ -259,2 +297,3 @@ "default": "./detectOther.js"
       "types": "./detectPackage.d.ts",
+      "module": "./detectPackage.js",
       "require": "./cjs/detectPackage.js",
@@ -265,2 +304,3 @@ "default": "./detectPackage.js"
       "types": "./extractTime.d.ts",
+      "module": "./extractTime.js",
       "require": "./cjs/extractTime.js",
@@ -271,2 +311,3 @@ "default": "./extractTime.js"
       "types": "./float/index.d.ts",
+      "module": "./float/index.js",
       "require": "./cjs/float/index.js",
@@ -277,2 +318,3 @@ "default": "./float/index.js"
       "types": "./float/toU8a.d.ts",
+      "module": "./float/toU8a.js",
       "require": "./cjs/float/toU8a.js",
@@ -283,2 +325,3 @@ "default": "./float/toU8a.js"
       "types": "./format/index.d.ts",
+      "module": "./format/index.js",
       "require": "./cjs/format/index.js",
@@ -289,2 +332,3 @@ "default": "./format/index.js"
       "types": "./format/formatBalance.d.ts",
+      "module": "./format/formatBalance.js",
       "require": "./cjs/format/formatBalance.js",
@@ -295,2 +339,3 @@ "default": "./format/formatBalance.js"
       "types": "./format/formatDate.d.ts",
+      "module": "./format/formatDate.js",
       "require": "./cjs/format/formatDate.js",
@@ -301,2 +346,3 @@ "default": "./format/formatDate.js"
       "types": "./format/formatDecimal.d.ts",
+      "module": "./format/formatDecimal.js",
       "require": "./cjs/format/formatDecimal.js",
@@ -307,2 +353,3 @@ "default": "./format/formatDecimal.js"
       "types": "./format/formatElapsed.d.ts",
+      "module": "./format/formatElapsed.js",
       "require": "./cjs/format/formatElapsed.js",
@@ -313,2 +360,3 @@ "default": "./format/formatElapsed.js"
       "types": "./format/formatNumber.d.ts",
+      "module": "./format/formatNumber.js",
       "require": "./cjs/format/formatNumber.js",
@@ -319,2 +367,3 @@ "default": "./format/formatNumber.js"
       "types": "./format/getSeparator.d.ts",
+      "module": "./format/getSeparator.js",
       "require": "./cjs/format/getSeparator.js",
@@ -325,2 +374,3 @@ "default": "./format/getSeparator.js"
       "types": "./format/si.d.ts",
+      "module": "./format/si.js",
       "require": "./cjs/format/si.js",
@@ -331,2 +381,3 @@ "default": "./format/si.js"
       "types": "./has.d.ts",
+      "module": "./has.js",
       "require": "./cjs/has.js",
@@ -337,2 +388,3 @@ "default": "./has.js"
       "types": "./hex/index.d.ts",
+      "module": "./hex/index.js",
       "require": "./cjs/hex/index.js",
@@ -343,2 +395,3 @@ "default": "./hex/index.js"
       "types": "./hex/addPrefix.d.ts",
+      "module": "./hex/addPrefix.js",
       "require": "./cjs/hex/addPrefix.js",
@@ -349,2 +402,3 @@ "default": "./hex/addPrefix.js"
       "types": "./hex/fixLength.d.ts",
+      "module": "./hex/fixLength.js",
       "require": "./cjs/hex/fixLength.js",
@@ -355,2 +409,3 @@ "default": "./hex/fixLength.js"
       "types": "./hex/hasPrefix.d.ts",
+      "module": "./hex/hasPrefix.js",
       "require": "./cjs/hex/hasPrefix.js",
@@ -361,2 +416,3 @@ "default": "./hex/hasPrefix.js"
       "types": "./hex/stripPrefix.d.ts",
+      "module": "./hex/stripPrefix.js",
       "require": "./cjs/hex/stripPrefix.js",
@@ -367,2 +423,3 @@ "default": "./hex/stripPrefix.js"
       "types": "./hex/toBigInt.d.ts",
+      "module": "./hex/toBigInt.js",
       "require": "./cjs/hex/toBigInt.js",
@@ -373,2 +430,3 @@ "default": "./hex/toBigInt.js"
       "types": "./hex/toBn.d.ts",
+      "module": "./hex/toBn.js",
       "require": "./cjs/hex/toBn.js",
@@ -379,2 +437,3 @@ "default": "./hex/toBn.js"
       "types": "./hex/toNumber.d.ts",
+      "module": "./hex/toNumber.js",
       "require": "./cjs/hex/toNumber.js",
@@ -385,2 +444,3 @@ "default": "./hex/toNumber.js"
       "types": "./hex/toString.d.ts",
+      "module": "./hex/toString.js",
       "require": "./cjs/hex/toString.js",
@@ -391,2 +451,3 @@ "default": "./hex/toString.js"
       "types": "./hex/toU8a.d.ts",
+      "module": "./hex/toU8a.js",
       "node": {
@@ -401,2 +462,3 @@ "require": "./cjs/hex/toU8aBuffer.js",
       "types": "./hex/toU8aBuffer.d.ts",
+      "module": "./hex/toU8aBuffer.js",
       "require": "./cjs/hex/toU8aBuffer.js",
@@ -407,2 +469,3 @@ "default": "./hex/toU8aBuffer.js"
       "types": "./is/index.d.ts",
+      "module": "./is/index.js",
       "require": "./cjs/is/index.js",
@@ -413,2 +476,3 @@ "default": "./is/index.js"
       "types": "./is/array.d.ts",
+      "module": "./is/array.js",
       "require": "./cjs/is/array.js",
@@ -419,2 +483,3 @@ "default": "./is/array.js"
       "types": "./is/ascii.d.ts",
+      "module": "./is/ascii.js",
       "require": "./cjs/is/ascii.js",
@@ -425,2 +490,3 @@ "default": "./is/ascii.js"
       "types": "./is/bigInt.d.ts",
+      "module": "./is/bigInt.js",
       "require": "./cjs/is/bigInt.js",
@@ -431,2 +497,3 @@ "default": "./is/bigInt.js"
       "types": "./is/bn.d.ts",
+      "module": "./is/bn.js",
       "require": "./cjs/is/bn.js",
@@ -437,2 +504,3 @@ "default": "./is/bn.js"
       "types": "./is/boolean.d.ts",
+      "module": "./is/boolean.js",
       "require": "./cjs/is/boolean.js",
@@ -443,2 +511,3 @@ "default": "./is/boolean.js"
       "types": "./is/buffer.d.ts",
+      "module": "./is/buffer.js",
       "require": "./cjs/is/buffer.js",
@@ -449,2 +518,3 @@ "default": "./is/buffer.js"
       "types": "./is/childClass.d.ts",
+      "module": "./is/childClass.js",
       "require": "./cjs/is/childClass.js",
@@ -455,2 +525,3 @@ "default": "./is/childClass.js"
       "types": "./is/class.d.ts",
+      "module": "./is/class.js",
       "require": "./cjs/is/class.js",
@@ -461,2 +532,3 @@ "default": "./is/class.js"
       "types": "./is/codec.d.ts",
+      "module": "./is/codec.js",
       "require": "./cjs/is/codec.js",
@@ -467,2 +539,3 @@ "default": "./is/codec.js"
       "types": "./is/compact.d.ts",
+      "module": "./is/compact.js",
       "require": "./cjs/is/compact.js",
@@ -473,2 +546,3 @@ "default": "./is/compact.js"
       "types": "./is/error.d.ts",
+      "module": "./is/error.js",
       "require": "./cjs/is/error.js",
@@ -479,2 +553,3 @@ "default": "./is/error.js"
       "types": "./is/function.d.ts",
+      "module": "./is/function.js",
       "require": "./cjs/is/function.js",
@@ -485,2 +560,3 @@ "default": "./is/function.js"
       "types": "./is/helpers.d.ts",
+      "module": "./is/helpers.js",
       "require": "./cjs/is/helpers.js",
@@ -491,2 +567,3 @@ "default": "./is/helpers.js"
       "types": "./is/hex.d.ts",
+      "module": "./is/hex.js",
       "require": "./cjs/is/hex.js",
@@ -497,2 +574,3 @@ "default": "./is/hex.js"
       "types": "./is/instanceOf.d.ts",
+      "module": "./is/instanceOf.js",
       "require": "./cjs/is/instanceOf.js",
@@ -503,2 +581,3 @@ "default": "./is/instanceOf.js"
       "types": "./is/ip.d.ts",
+      "module": "./is/ip.js",
       "require": "./cjs/is/ip.js",
@@ -509,2 +588,3 @@ "default": "./is/ip.js"
       "types": "./is/jsonObject.d.ts",
+      "module": "./is/jsonObject.js",
       "require": "./cjs/is/jsonObject.js",
@@ -515,2 +595,3 @@ "default": "./is/jsonObject.js"
       "types": "./is/null.d.ts",
+      "module": "./is/null.js",
       "require": "./cjs/is/null.js",
@@ -521,2 +602,3 @@ "default": "./is/null.js"
       "types": "./is/number.d.ts",
+      "module": "./is/number.js",
       "require": "./cjs/is/number.js",
@@ -527,2 +609,3 @@ "default": "./is/number.js"
       "types": "./is/object.d.ts",
+      "module": "./is/object.js",
       "require": "./cjs/is/object.js",
@@ -533,2 +616,3 @@ "default": "./is/object.js"
       "types": "./is/observable.d.ts",
+      "module": "./is/observable.js",
       "require": "./cjs/is/observable.js",
@@ -539,2 +623,3 @@ "default": "./is/observable.js"
       "types": "./is/promise.d.ts",
+      "module": "./is/promise.js",
       "require": "./cjs/is/promise.js",
@@ -545,2 +630,3 @@ "default": "./is/promise.js"
       "types": "./is/string.d.ts",
+      "module": "./is/string.js",
       "require": "./cjs/is/string.js",
@@ -551,2 +637,3 @@ "default": "./is/string.js"
       "types": "./is/testChain.d.ts",
+      "module": "./is/testChain.js",
       "require": "./cjs/is/testChain.js",
@@ -557,2 +644,3 @@ "default": "./is/testChain.js"
       "types": "./is/toBigInt.d.ts",
+      "module": "./is/toBigInt.js",
       "require": "./cjs/is/toBigInt.js",
@@ -563,2 +651,3 @@ "default": "./is/toBigInt.js"
       "types": "./is/toBn.d.ts",
+      "module": "./is/toBn.js",
       "require": "./cjs/is/toBn.js",
@@ -569,2 +658,3 @@ "default": "./is/toBn.js"
       "types": "./is/u8a.d.ts",
+      "module": "./is/u8a.js",
       "require": "./cjs/is/u8a.js",
@@ -575,2 +665,3 @@ "default": "./is/u8a.js"
       "types": "./is/undefined.d.ts",
+      "module": "./is/undefined.js",
       "require": "./cjs/is/undefined.js",
@@ -581,2 +672,3 @@ "default": "./is/undefined.js"
       "types": "./is/utf8.d.ts",
+      "module": "./is/utf8.js",
       "require": "./cjs/is/utf8.js",
@@ -587,2 +679,3 @@ "default": "./is/utf8.js"
       "types": "./is/wasm.d.ts",
+      "module": "./is/wasm.js",
       "require": "./cjs/is/wasm.js",
@@ -593,2 +686,3 @@ "default": "./is/wasm.js"
       "types": "./lazy.d.ts",
+      "module": "./lazy.js",
       "require": "./cjs/lazy.js",
@@ -599,2 +693,3 @@ "default": "./lazy.js"
       "types": "./logger.d.ts",
+      "module": "./logger.js",
       "require": "./cjs/logger.js",
@@ -605,2 +700,3 @@ "default": "./logger.js"
       "types": "./memoize.d.ts",
+      "module": "./memoize.js",
       "require": "./cjs/memoize.js",
@@ -611,2 +707,3 @@ "default": "./memoize.js"
       "types": "./nextTick.d.ts",
+      "module": "./nextTick.js",
       "require": "./cjs/nextTick.js",
@@ -617,2 +714,3 @@ "default": "./nextTick.js"
       "types": "./noop.d.ts",
+      "module": "./noop.js",
       "require": "./cjs/noop.js",
@@ -623,2 +721,3 @@ "default": "./noop.js"
       "types": "./number/index.d.ts",
+      "module": "./number/index.js",
       "require": "./cjs/number/index.js",
@@ -629,2 +728,3 @@ "default": "./number/index.js"
       "types": "./number/toHex.d.ts",
+      "module": "./number/toHex.js",
       "require": "./cjs/number/toHex.js",
@@ -635,2 +735,3 @@ "default": "./number/toHex.js"
       "types": "./number/toU8a.d.ts",
+      "module": "./number/toU8a.js",
       "require": "./cjs/number/toU8a.js",
@@ -641,2 +742,3 @@ "default": "./number/toU8a.js"
       "types": "./object/index.d.ts",
+      "module": "./object/index.js",
       "require": "./cjs/object/index.js",
@@ -647,2 +749,3 @@ "default": "./object/index.js"
       "types": "./object/clear.d.ts",
+      "module": "./object/clear.js",
       "require": "./cjs/object/clear.js",
@@ -653,2 +756,3 @@ "default": "./object/clear.js"
       "types": "./object/copy.d.ts",
+      "module": "./object/copy.js",
       "require": "./cjs/object/copy.js",
@@ -659,2 +763,3 @@ "default": "./object/copy.js"
       "types": "./object/entries.d.ts",
+      "module": "./object/entries.js",
       "require": "./cjs/object/entries.js",
@@ -665,2 +770,3 @@ "default": "./object/entries.js"
       "types": "./object/keys.d.ts",
+      "module": "./object/keys.js",
       "require": "./cjs/object/keys.js",
@@ -671,2 +777,3 @@ "default": "./object/keys.js"
       "types": "./object/property.d.ts",
+      "module": "./object/property.js",
       "require": "./cjs/object/property.js",
@@ -677,2 +784,3 @@ "default": "./object/property.js"
       "types": "./object/spread.d.ts",
+      "module": "./object/spread.js",
       "require": "./cjs/object/spread.js",
@@ -683,2 +791,3 @@ "default": "./object/spread.js"
       "types": "./object/values.d.ts",
+      "module": "./object/values.js",
       "require": "./cjs/object/values.js",
@@ -693,2 +802,3 @@ "default": "./object/values.js"
       "types": "./packageInfo.d.ts",
+      "module": "./packageInfo.js",
       "require": "./cjs/packageInfo.js",
@@ -699,2 +809,3 @@ "default": "./packageInfo.js"
       "types": "./packageInfo.d.ts",
+      "module": "./packageInfo.js",
       "require": "./cjs/packageInfo.js",
@@ -705,2 +816,3 @@ "default": "./packageInfo.js"
       "types": "./promisify.d.ts",
+      "module": "./promisify.js",
       "require": "./cjs/promisify.js",
@@ -711,2 +823,3 @@ "default": "./promisify.js"
       "types": "./string/index.d.ts",
+      "module": "./string/index.js",
       "require": "./cjs/string/index.js",
@@ -717,2 +830,3 @@ "default": "./string/index.js"
       "types": "./string/camelCase.d.ts",
+      "module": "./string/camelCase.js",
       "require": "./cjs/string/camelCase.js",
@@ -723,2 +837,3 @@ "default": "./string/camelCase.js"
       "types": "./string/lowerFirst.d.ts",
+      "module": "./string/lowerFirst.js",
       "require": "./cjs/string/lowerFirst.js",
@@ -729,2 +844,3 @@ "default": "./string/lowerFirst.js"
       "types": "./string/shorten.d.ts",
+      "module": "./string/shorten.js",
       "require": "./cjs/string/shorten.js",
@@ -735,2 +851,3 @@ "default": "./string/shorten.js"
       "types": "./string/toHex.d.ts",
+      "module": "./string/toHex.js",
       "require": "./cjs/string/toHex.js",
@@ -741,2 +858,3 @@ "default": "./string/toHex.js"
       "types": "./string/toU8a.d.ts",
+      "module": "./string/toU8a.js",
       "require": "./cjs/string/toU8a.js",
@@ -747,2 +865,3 @@ "default": "./string/toU8a.js"
       "types": "./stringify.d.ts",
+      "module": "./stringify.js",
       "require": "./cjs/stringify.js",
@@ -753,2 +872,3 @@ "default": "./stringify.js"
       "types": "./types.d.ts",
+      "module": "./types.js",
       "require": "./cjs/types.js",
@@ -759,2 +879,3 @@ "default": "./types.js"
       "types": "./u8a/index.d.ts",
+      "module": "./u8a/index.js",
       "require": "./cjs/u8a/index.js",
@@ -765,2 +886,3 @@ "default": "./u8a/index.js"
       "types": "./u8a/cmp.d.ts",
+      "module": "./u8a/cmp.js",
       "require": "./cjs/u8a/cmp.js",
@@ -771,2 +893,3 @@ "default": "./u8a/cmp.js"
       "types": "./u8a/concat.d.ts",
+      "module": "./u8a/concat.js",
       "require": "./cjs/u8a/concat.js",
@@ -777,2 +900,3 @@ "default": "./u8a/concat.js"
       "types": "./u8a/concatBuffer.d.ts",
+      "module": "./u8a/concatBuffer.js",
       "require": "./cjs/u8a/concatBuffer.js",
@@ -783,2 +907,3 @@ "default": "./u8a/concatBuffer.js"
       "types": "./u8a/empty.d.ts",
+      "module": "./u8a/empty.js",
       "require": "./cjs/u8a/empty.js",
@@ -789,2 +914,3 @@ "default": "./u8a/empty.js"
       "types": "./u8a/eq.d.ts",
+      "module": "./u8a/eq.js",
       "require": "./cjs/u8a/eq.js",
@@ -795,2 +921,3 @@ "default": "./u8a/eq.js"
       "types": "./u8a/fixLength.d.ts",
+      "module": "./u8a/fixLength.js",
       "require": "./cjs/u8a/fixLength.js",
@@ -801,2 +928,3 @@ "default": "./u8a/fixLength.js"
       "types": "./u8a/sorted.d.ts",
+      "module": "./u8a/sorted.js",
       "require": "./cjs/u8a/sorted.js",
@@ -807,2 +935,3 @@ "default": "./u8a/sorted.js"
       "types": "./u8a/toBigInt.d.ts",
+      "module": "./u8a/toBigInt.js",
       "require": "./cjs/u8a/toBigInt.js",
@@ -813,2 +942,3 @@ "default": "./u8a/toBigInt.js"
       "types": "./u8a/toBn.d.ts",
+      "module": "./u8a/toBn.js",
       "require": "./cjs/u8a/toBn.js",
@@ -819,2 +949,3 @@ "default": "./u8a/toBn.js"
       "types": "./u8a/toBuffer.d.ts",
+      "module": "./u8a/toBuffer.js",
       "require": "./cjs/u8a/toBuffer.js",
@@ -825,2 +956,3 @@ "default": "./u8a/toBuffer.js"
       "types": "./u8a/toFloat.d.ts",
+      "module": "./u8a/toFloat.js",
       "require": "./cjs/u8a/toFloat.js",
@@ -831,2 +963,3 @@ "default": "./u8a/toFloat.js"
       "types": "./u8a/toHex.d.ts",
+      "module": "./u8a/toHex.js",
       "node": {
@@ -841,2 +974,3 @@ "require": "./cjs/u8a/toHexBuffer.js",
       "types": "./u8a/toHexBuffer.d.ts",
+      "module": "./u8a/toHexBuffer.js",
       "require": "./cjs/u8a/toHexBuffer.js",
@@ -847,2 +981,3 @@ "default": "./u8a/toHexBuffer.js"
       "types": "./u8a/toNumber.d.ts",
+      "module": "./u8a/toNumber.js",
       "require": "./cjs/u8a/toNumber.js",
@@ -853,2 +988,3 @@ "default": "./u8a/toNumber.js"
       "types": "./u8a/toString.d.ts",
+      "module": "./u8a/toString.js",
       "require": "./cjs/u8a/toString.js",
@@ -859,2 +995,3 @@ "default": "./u8a/toString.js"
       "types": "./u8a/toU8a.d.ts",
+      "module": "./u8a/toU8a.js",
       "require": "./cjs/u8a/toU8a.js",
@@ -865,2 +1002,3 @@ "default": "./u8a/toU8a.js"
       "types": "./u8a/wrap.d.ts",
+      "module": "./u8a/wrap.js",
       "require": "./cjs/u8a/wrap.js",
@@ -871,2 +1009,3 @@ "default": "./u8a/wrap.js"
       "types": "./versionDetect.d.ts",
+      "module": "./versionDetect.js",
       "require": "./cjs/versionDetect.js",
@@ -877,6 +1016,6 @@ "default": "./versionDetect.js"
   "dependencies": {
-    "@polkadot/x-bigint": "12.1.2",
-    "@polkadot/x-global": "12.1.2",
-    "@polkadot/x-textdecoder": "12.1.2",
-    "@polkadot/x-textencoder": "12.1.2",
+    "@polkadot/x-bigint": "12.2.1",
+    "@polkadot/x-global": "12.2.1",
+    "@polkadot/x-textdecoder": "12.2.1",
+    "@polkadot/x-textencoder": "12.2.1",
     "@types/bn.js": "^5.1.1",
@@ -883,0 +1022,0 @@ "bn.js": "^5.2.1",

packageInfo.js

@@ -1,1 +0,1 @@
-export const packageInfo = { name: '@polkadot/util', path: (import.meta && import.meta.url) ? new URL(import.meta.url).pathname.substring(0, new URL(import.meta.url).pathname.lastIndexOf('/') + 1) : 'auto', type: 'esm', version: '12.1.2' };
+export const packageInfo = { name: '@polkadot/util', path: (import.meta && import.meta.url) ? new URL(import.meta.url).pathname.substring(0, new URL(import.meta.url).pathname.lastIndexOf('/') + 1) : 'auto', type: 'esm', version: '12.2.1' };

types.d.ts

 /// <reference types="bn.js" />
 import type { BN } from './bn/bn.js';
-export interface Constructor<T extends object = object> {
+export interface Constructor<T = any> {
     prototype: T;
@@ -5,0 +5,0 @@ new (...args: any[]): T;

u8a/toBigInt.js

@@ -5,2 +5,3 @@ import { BigInt } from '@polkadot/x-bigint';
 const U16_MAX = BigInt(256 * 256);
+const U64_MAX = BigInt('0x10000000000000000');
 /**
@@ -11,15 +12,24 @@ * @name u8aToBigInt
 export function u8aToBigInt(value, { isLe = true, isNegative = false } = {}) {
-    if (!value || !value.length) {
-        return BigInt(0);
-    }
+    // BE is not the optimal path - LE is the SCALE default
     const u8a = isLe
         ? value
-        : value.reverse();
-    const dvI = new DataView(u8a.buffer, u8a.byteOffset);
+        : value.slice().reverse();
     const count = u8a.length;
-    const mod = count % 2;
-    let result = BigInt(0);
-    // This is mostly written for readability (with the single isNegative shortcut),
-    // as opposed to performance, e.g. `u8aToBn` does loop unrolling, etc.
     if (isNegative) {
+        switch (count) {
+            case 0:
+                return BigInt(0);
+            case 1:
+                return BigInt(((u8a[0] ^ 255) * -1) - 1);
+            case 2:
+                return BigInt((((u8a[0] + (u8a[1] << 8)) ^ 65535) * -1) - 1);
+            case 4:
+                return BigInt((((u8a[0] + (u8a[1] << 8) + (u8a[2] << 16) + (u8a[3] * 16777216)) ^ 4294967295) * -1) - 1);
+        }
+        const dvI = new DataView(u8a.buffer, u8a.byteOffset);
+        if (count === 8) {
+            return dvI.getBigInt64(0, true);
+        }
+        let result = BigInt(0);
+        const mod = count % 2;
         for (let i = count - 2; i >= mod; i -= 2) {
@@ -31,14 +41,32 @@ result = (result * U16_MAX) + BigInt(dvI.getUint16(i, true) ^ 0xffff);
         }
+        return (result * -_1n) - _1n;
     }
-    else {
-        for (let i = count - 2; i >= mod; i -= 2) {
-            result = (result * U16_MAX) + BigInt(dvI.getUint16(i, true));
+    switch (count) {
+        case 0:
+            return BigInt(0);
+        case 1:
+            return BigInt(u8a[0]);
+        case 2:
+            return BigInt(u8a[0] + (u8a[1] << 8));
+        case 4:
+            return BigInt(u8a[0] + (u8a[1] << 8) + (u8a[2] << 16) + (u8a[3] * 16777216));
+    }
+    const dvI = new DataView(u8a.buffer, u8a.byteOffset);
+    switch (count) {
+        case 8:
+            return dvI.getBigUint64(0, true);
+        case 16:
+            return (dvI.getBigUint64(8, true) * U64_MAX) + dvI.getBigUint64(0, true);
+        default: {
+            let result = BigInt(0);
+            const mod = count % 2;
+            for (let i = count - 2; i >= mod; i -= 2) {
+                result = (result * U16_MAX) + BigInt(dvI.getUint16(i, true));
+            }
+            if (mod) {
+                result = (result * U8_MAX) + BigInt(u8a[0]);
+            }
+            return result;
         }
-        if (mod) {
-            result = (result * U8_MAX) + BigInt(u8a[0]);
-        }
     }
-    return isNegative
-        ? ((result * -_1n) - _1n)
-        : result;
 }

u8a/toBn.js

@@ -24,49 +24,6 @@ import { BN } from '../bn/bn.js';
     // here seems to be more efficient than passing the full array
-    if (count <= 6) {
-        if (isNegative) {
-            let result = 0;
-            if (isLe) {
-                // Most common case i{8, 16, 32} default LE SCALE-encoded
-                // For <= 32, we also optimize the xor to a single op
-                // (see the comments around unrolling in the next section)
-                switch (count) {
-                    case 0:
-                        return new BN(0);
-                    case 1:
-                        result = value[0] ^ 255;
-                        break;
-                    case 2:
-                        result = (value[0] + (value[1] << 8)) ^ 65535;
-                        break;
-                    case 3:
-                        result = (value[0] + (value[1] << 8) + (value[2] << 16)) ^ 16777215;
-                        break;
-                    case 4:
-                        // for the 3rd byte, we don't << 24 - since JS converts all bitwise operators to
-                        // 32-bit, in the case where the top-most bit is set this yields a negative value
-                        result = (value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295;
-                        break;
-                    case 5:
-                        result = ((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) + ((value[4] ^ 0xff) * 4294967296);
-                        break;
-                    default: // 6
-                        result = ((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) + (((value[4] + (value[5] << 8)) ^ 65535) * 4294967296);
-                        break;
-                }
-            }
-            else {
-                for (let i = 0; i < count; i++) {
-                    result = (result * 256) + (value[i] ^ 0xff);
-                }
-            }
-            return count
-                ? new BN((result * -1) - 1)
-                : new BN(0);
-        }
-        else if (isLe) {
-            // Most common case - u{8, 16, 32} default LE SCALE-encoded
-            //
-            // There are some slight benefits in unrolling this specific loop,
-            // however it comes with diminishing returns since here the actual
-            // `new BN` does seem to take up the bulk of the time
+    if (isNegative) {
+        if (isLe) {
+            // Most common case i{8, 16, 32} default LE SCALE-encoded
+            // For <= 32, we also optimize the xor to a single op
             switch (count) {
@@ -76,28 +33,69 @@ case 0:
                 case 1:
-                    return new BN(value[0]);
+                    return new BN(((value[0] ^ 255) * -1) - 1);
                 case 2:
-                    return new BN(value[0] + (value[1] << 8));
+                    return new BN((((value[0] + (value[1] << 8)) ^ 65535) * -1) - 1);
                 case 3:
-                    return new BN(value[0] + (value[1] << 8) + (value[2] << 16));
+                    return new BN((((value[0] + (value[1] << 8) + (value[2] << 16)) ^ 16777215) * -1) - 1);
                 case 4:
                     // for the 3rd byte, we don't << 24 - since JS converts all bitwise operators to
                     // 32-bit, in the case where the top-most bit is set this yields a negative value
-                    return new BN(value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216));
+                    return new BN((((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) * -1) - 1);
                 case 5:
-                    return new BN(value[0] + (value[1] << 8) + (value[2] << 16) + ((value[3] + (value[4] << 8)) * 16777216));
-                default: // 6
-                    return new BN(value[0] + (value[1] << 8) + (value[2] << 16) + ((value[3] + (value[4] << 8) + (value[5] << 16)) * 16777216));
+                    return new BN(((((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) + ((value[4] ^ 0xff) * 4294967296)) * -1) - 1);
+                case 6:
+                    return new BN(((((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) + (((value[4] + (value[5] << 8)) ^ 65535) * 4294967296)) * -1) - 1);
+                default:
+                    return new BN(value, 'le').fromTwos(value.length * 8);
             }
         }
-        else {
-            let result = 0;
-            for (let i = 0; i < count; i++) {
-                result = (result * 256) + value[i];
-            }
-            return new BN(result);
+        if (count === 0) {
+            return new BN(0);
         }
+        else if (count > 6) {
+            return new BN(value, 'be').fromTwos(value.length * 8);
+        }
+        let result = 0;
+        for (let i = 0; i < count; i++) {
+            result = (result * 256) + (value[i] ^ 0xff);
+        }
+        return new BN((result * -1) - 1);
     }
-    return isNegative
-        ? new BN(value, isLe ? 'le' : 'be').fromTwos(value.length * 8)
-        : new BN(value, isLe ? 'le' : 'be');
+    if (isLe) {
+        // Most common case - u{8, 16, 32} default LE SCALE-encoded
+        //
+        // There are some slight benefits in unrolling this specific loop,
+        // however it comes with diminishing returns since here the actual
+        // `new BN` does seem to take up the bulk of the time
+        switch (count) {
+            case 0:
+                return new BN(0);
+            case 1:
+                return new BN(value[0]);
+            case 2:
+                return new BN(value[0] + (value[1] << 8));
+            case 3:
+                return new BN(value[0] + (value[1] << 8) + (value[2] << 16));
+            case 4:
+                // for the 3rd byte, we don't << 24 - since JS converts all bitwise operators to
+                // 32-bit, in the case where the top-most bit is set this yields a negative value
+                return new BN(value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216));
+            case 5:
+                return new BN(value[0] + (value[1] << 8) + (value[2] << 16) + ((value[3] + (value[4] << 8)) * 16777216));
+            case 6:
+                return new BN(value[0] + (value[1] << 8) + (value[2] << 16) + ((value[3] + (value[4] << 8) + (value[5] << 16)) * 16777216));
+            default:
+                return new BN(value, 'le');
+        }
+    }
+    if (count === 0) {
+        return new BN(0);
+    }
+    else if (count > 6) {
+        return new BN(value, 'be');
+    }
+    let result = 0;
+    for (let i = 0; i < count; i++) {
+        result = (result * 256) + value[i];
+    }
+    return new BN(result);
 }

u8a/toNumber.d.ts

@@ -9,5 +9,5 @@ interface ToNumberOptions {
  * @name u8aToNumber
- * @summary Creates a number from a Uint8Array object.
+ * @summary Creates a number from a Uint8Array object. This only operates on LE values as used in SCALE.
  */
 export declare function u8aToNumber(value: Uint8Array, { isNegative }?: ToNumberOptions): number;
 export {};

u8a/toNumber.js

 /**
  * @name u8aToNumber
- * @summary Creates a number from a Uint8Array object.
+ * @summary Creates a number from a Uint8Array object. This only operates on LE values as used in SCALE.
  */
@@ -8,3 +8,2 @@ export function u8aToNumber(value, { isNegative = false } = {}) {
     if (isNegative) {
-        let result = 0;
         switch (count) {
@@ -14,25 +13,18 @@ case 0:
             case 1:
-                result = value[0] ^ 255;
-                break;
+                return (((value[0] ^ 255) * -1) - 1);
             case 2:
-                result = (value[0] + (value[1] << 8)) ^ 65535;
-                break;
+                return ((((value[0] + (value[1] << 8)) ^ 65535) * -1) - 1);
             case 3:
-                result = (value[0] + (value[1] << 8) + (value[2] << 16)) ^ 16777215;
-                break;
+                return ((((value[0] + (value[1] << 8) + (value[2] << 16)) ^ 16777215) * -1) - 1);
             case 4:
                 // for the 3rd byte, we don't << 24 - since JS converts all bitwise operators to
                 // 32-bit, in the case where the top-most bit is set this yields a negative value
-                result = (value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295;
-                break;
+                return ((((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) * -1) - 1);
             case 5:
-                result = ((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) + ((value[4] ^ 0xff) * 4294967296);
-                break;
+                return (((((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) + ((value[4] ^ 0xff) * 4294967296)) * -1) - 1);
             case 6:
-                result = ((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) + (((value[4] + (value[5] << 8)) ^ 65535) * 4294967296);
-                break;
+                return (((((value[0] + (value[1] << 8) + (value[2] << 16) + (value[3] * 16777216)) ^ 4294967295) + (((value[4] + (value[5] << 8)) ^ 65535) * 4294967296)) * -1) - 1);
             default:
                 throw new Error('Value more than 48-bits cannot be reliably converted');
         }
-        return (result * -1) - 1;
     }
@@ -39,0 +31,0 @@ switch (count) {

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increased by1.42%

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increased by0.39%

Dependency changes

• + Added@polkadot/x-bigint@12.2.1(transitive)

• + Added@polkadot/x-global@12.2.1(transitive)

• + Added@polkadot/x-textdecoder@12.2.1(transitive)

• + Added@polkadot/x-textencoder@12.2.1(transitive)

• - Removed@polkadot/x-bigint@12.1.2(transitive)

• - Removed@polkadot/x-global@12.1.2(transitive)

• - Removed@polkadot/x-textdecoder@12.1.2(transitive)

• - Removed@polkadot/x-textencoder@12.1.2(transitive)

• Updated@polkadot/x-bigint@12.2.1

• Updated@polkadot/x-global@12.2.1

• Updated@polkadot/x-textdecoder@12.2.1

• Updated@polkadot/x-textencoder@12.2.1