fix: #2 statement.stype isn't cleared on reruns

internals/repl/repl.go

@@ -44,6 +44,8 @@ func Run() {
 			fmt.Println("Executed.")
 		case ExecuteTableFull:
 			fmt.Println("Error: Table is full")
+		case ExecuteFail:
+			//todo
 		}
 
 	}

internals/vm/vm.go

@@ -29,6 +29,7 @@ type statementType int
 const (
 	StatementSelect statementType = iota
 	StatementInsert
+	StatementUnrecognized
 )
 
 const (
@@ -52,6 +53,7 @@ type ExecuteResult int
 const (
 	ExecuteSuccess ExecuteResult = iota
 	ExecuteTableFull
+	ExecuteFail
 )
 
 type row struct {
@@ -71,7 +73,8 @@ type Table struct {
 }
 
 func NewStatement() *Statement {
-	return &Statement{0, row{0, "", ""}}
+	statement := &Statement{}
+	return statement
 }
 
 func NewTable() *Table {
@@ -149,12 +152,13 @@ func DoMetaCommands(inputBuffer *InputBuffer) MetaCommandResults {
 }
 
 func (statement *Statement) PrepareStatements(inputBuffer *InputBuffer) PrepareResults {
+	statement.stype = StatementUnrecognized
 	if strings.HasPrefix(inputBuffer.Buffer, "insert") {
 		argsAssigned, err := fmt.Sscanf(inputBuffer.Buffer, "insert %d %s %s", &statement.row.id, &statement.row.username, &statement.row.email)
-		//		if err != nil {
+		if err != nil {
-		//			fmt.Println("error parsing insert statement")
+			fmt.Println("error parsing insert statement")
-		//			fmt.Println(err.Error())
+			fmt.Println(err.Error())
-		//		}
+		}
 		if err != nil || argsAssigned > 3 {
 			return PrepareSyntaxError
 		}
@@ -169,7 +173,7 @@ func (statement *Statement) PrepareStatements(inputBuffer *InputBuffer) PrepareR
 }
 
 func (statement *Statement) ExecuteStatement(table *Table) ExecuteResult {
-	var result ExecuteResult
+	var result ExecuteResult = ExecuteFail
 	switch statement.stype {
 	case StatementInsert:
 		result = statement.execInsert(table)