@eth-optimism/core-utils - npm Package Compare versions

Comparing version 0.0.1-alpha.17 to 0.0.1-alpha.18

build/src/app/buffer.js

@@ -39,5 +39,6 @@ "use strict";
 const numberToBuffer = (num, numBytes = 4, bufferBytes = 32, bigEndian = true) => {
-    const buf = Buffer.alloc(bufferBytes);
+    const minBytes = Math.max(bufferBytes, numBytes);
+    const buf = Buffer.alloc(minBytes);
     if (bigEndian) {
-        buf.writeIntBE(num, bufferBytes - numBytes, numBytes);
+        buf.writeIntBE(num, minBytes - numBytes, numBytes);
     }
@@ -49,2 +50,18 @@ else {
 };
+const numberToBufferPacked = (num, minLength = 1) => {
+    const buf = Buffer.alloc(4);
+    buf.writeInt32BE(num, 0);
+    return removeEmptyBytes(buf, minLength);
+};
+const removeEmptyBytes = (buf, minLength) => {
+    let firstNonZeroIndex = 0;
+    while (firstNonZeroIndex < buf.length && buf[firstNonZeroIndex] === 0) {
+        firstNonZeroIndex++;
+    }
+    const startIndex = Math.min(firstNonZeroIndex, buf.length - 1);
+    const index = buf.length - startIndex < minLength ? buf.length - minLength : startIndex;
+    return index < 0
+        ? Buffer.concat([Buffer.from('00'.repeat(0 - index), 'hex'), buf])
+        : buf.slice(index);
+};
 const numbersEqual = (first, second) => {
@@ -78,2 +95,3 @@ const firstString = misc_1.remove0x(misc_1.bufToHexString(first));
     numberToBuffer,
+    numberToBufferPacked,
     numbersEqual,
@@ -80,0 +98,0 @@ bufferToAddress,

package.json

 {
   "name": "@eth-optimism/core-utils",
-  "version": "0.0.1-alpha.17",
+  "version": "0.0.1-alpha.18",
   "description": "Optimism Core Utils",
@@ -63,3 +63,3 @@ "main": "build/index.js",
   },
-  "gitHead": "80ca22191f0e2233ad27930ee1adfb9655d1fdb8"
+  "gitHead": "c43809d91ea0371bd618f95551630c27dd65c859"
 }

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Improved metrics

Total package byte prevSize

57980

increased by2.77%

Number of package files

49

increased by2.08%

Lines of code

1499

increased by2.6%

No dependency changes