enforce presence of pragma statements

Author: ItsNickBarry

contracts/utils/StorageUtilsMock.sol

@@ -1,5 +1,7 @@
 // SPDX-License-Identifier: MIT
 
+pragma solidity ^0.8.20;
+
 import { Ownable } from '../access/ownable/Ownable.sol';
 import { StorageUtils } from './StorageUtils.sol';
 

test/pragma.ts

@@ -20,6 +20,12 @@ describe('Pragma statements', () => {
     const versions = new Set();
 
     for (const file of files) {
+      if (file.content.versionPragmas.length === 0) {
+        throw new Error(
+          `Missing pragma statement for file: ${file.sourceName}`,
+        );
+      }
+
       for (const version of file.content.versionPragmas) {
         versions.add(version);
       }