Make file parsing concurrent

main.go

@@ -3,6 +3,7 @@ package main
 import (
 	"flag"
 	"fmt"
+	lua "github.com/yuin/gopher-lua"
 	"io"
 	"log"
 	"os"
@@ -10,8 +11,7 @@ import (
 	"regexp"
 	"strconv"
 	"strings"
-
-	lua "github.com/yuin/gopher-lua"
+	"sync"
 )
 
 var Error *log.Logger
@@ -127,18 +127,24 @@ func main() {
 		return
 	}
 
+	var wg sync.WaitGroup
 	// Process each file
 	for _, file := range files {
-		Info.Printf("🔄 Processing file: %s", file)
-		err := processFile(file, pattern, luaExpr, originalLuaExpr)
-		if err != nil {
-			Error.Printf("❌ Failed to process file %s: %v", file, err)
-			stats.FailedFiles++
-		} else {
-			Info.Printf("✅ Successfully processed file: %s", file)
-			stats.ProcessedFiles++
-		}
+		wg.Add(1)
+		go func(file string) {
+			defer wg.Done()
+			Info.Printf("🔄 Processing file: %s", file)
+			err := processFile(file, pattern, luaExpr, originalLuaExpr)
+			if err != nil {
+				Error.Printf("❌ Failed to process file %s: %v", file, err)
+				stats.FailedFiles++
+			} else {
+				Info.Printf("✅ Successfully processed file: %s", file)
+				stats.ProcessedFiles++
+			}
+		}(file)
 	}
+	wg.Wait()
 
 	// Print summary of all modifications
 	printSummary(originalLuaExpr)