Change driver from module to class

Author: kyleconroy

src/app.ts

@@ -28,10 +28,10 @@ import{
 }from"./gen/plugin/codegen_pb";
 
 import{argName,colName}from"./drivers/utlis";
-importbetterSQLite3from"./drivers/better-sqlite3";
+import{DriverasSqlite3Driver}from"./drivers/better-sqlite3";
 import{DriverasPgDriver}from"./drivers/pg";
 import{DriverasPostgresDriver}from"./drivers/postgres";
-importmysql2from"./drivers/mysql2";
+import{DriverasMysqlDriver}from"./drivers/mysql2";
 
 // Read input from stdin
 constinput=readInput();
@@ -81,7 +81,7 @@ interface Driver{
 functioncreateNodeGenerator(driver?: string): Driver{
 switch(driver){
 case"mysql2": {
-returnmysql2;
+returnnewMysqlDriver();
 }
 case"pg": {
 returnnewPgDriver();
@@ -90,7 +90,7 @@ function createNodeGenerator(driver?: string): Driver{
 returnnewPostgresDriver();
 }
 case"better-sqlite3": {
-returnbetterSQLite3;
+returnnewSqlite3Driver();
 }
 }
 thrownewError(`unknown driver: ${driver}`);