comment

apps/remix-ide/src/blockchain/blockchain.js

@@ -504,6 +504,10 @@ class Blockchain extends Plugin {
           let finalLogs = 'console.log:\n'
           for (const log of hhlogs) {
             let formattedLog
+            // Hardhat implements the same formatting options that can be found in Node.js' console.log, 
+            // which in turn uses util.format: https://nodejs.org/dist/latest-v12.x/docs/api/util.html#util_util_format_format_args
+            // For example: console.log("Name: %s, Age: %d", remix, 6) will log 'Name: remix, Age: 6'
+            // We check first arg to determine if 'util.format' is needed
             if (typeof log[0] === 'string' && (log[0].includes('%s') || log[0].includes('%d'))) {
               formattedLog = format(log[0], ...log.slice(1))
             } else {