Rename toString to toStringSigned

contracts/mocks/StringsMock.sol

@@ -0,0 +1,16 @@
+// SPDX-License-Identifier: MIT
+
+pragma solidity ^0.8.19;
+
+import "../utils/Strings.sol";
+
+contract StringsMock {
+    string public integerLiteralConversion;
+
+    constructor() {
+        integerLiteralConversion = string.concat(
+            Strings.toStringSigned(100),
+            " Integer literal conversion successful!"
+        );
+    }
+}

contracts/utils/Strings.sol

@@ -45,6 +45,13 @@ library Strings {
         return string(abi.encodePacked(value < 0 ? "-" : "", toString(SignedMath.abs(value))));
     }
 
+    /**
+     * @dev Converts a `uint256` integer literal to its ASCII `string` decimal representation.
+     */
+    function toStringSigned(uint256 value) internal pure returns (string memory) {
+        return toString(value);
+    }
+
     /**
      * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
      */

test/utils/Strings.test.js

@@ -3,10 +3,19 @@ const { BN, constants, expectRevert } = require('@openzeppelin/test-helpers');
 const { expect } = require('chai');
 
 const Strings = artifacts.require('$Strings');
+const StringsMock = artifacts.require('$StringsMock');
 
 contract('Strings', function () {
   before(async function () {
     this.strings = await Strings.new();
+    this.stringsMock = await StringsMock.new();
+  });
+
+  describe('toStringSigned', function () {
+    const expected = '100 Integer literal conversion successful!';
+    it('should fetch `integerLiteralConversion` as `100 Integer literal conversion successful!`', async function () {
+      expect(await this.stringsMock.methods['integerLiteralConversion()']()).to.equal(expected);
+    });
   });
 
   describe('toString', function () {