Switch from empty tokens to existing statement enum option

Author: aharpervc

src/ast/mod.rs

@@ -3802,7 +3802,7 @@ pub enum Statement {
         /// Execute logic block
         exec_body: Option<TriggerExecBody>,
         /// For SQL dialects with statement(s) for a body
-        statements: Option<BeginEndStatements>,
+        statements: Option<ConditionalStatements>,
         /// The characteristic of the trigger, which include whether the trigger is `DEFERRABLE`, `INITIALLY DEFERRED`, or `INITIALLY IMMEDIATE`,
         characteristics: Option<ConstraintCharacteristics>,
     },

src/dialect/mssql.rs

@@ -246,16 +246,14 @@ impl MsSqlDialect {
             let statements = parser.parse_statement_list(&[Keyword::END])?;
             let end_token = parser.expect_keyword(Keyword::END)?;
 
-            BeginEndStatements {
+            ConditionalStatements::BeginEnd(BeginEndStatements {
                 begin_token: AttachedToken(begin_token),
                 statements,
                 end_token: AttachedToken(end_token),
-            }
+            })
         } else {
-            BeginEndStatements {
-                begin_token: AttachedToken::empty(),
+            ConditionalStatements::Sequence {
                 statements: parser.parse_statements()?,
-                end_token: AttachedToken::empty(),
             }
         };
 

tests/sqlparser_mssql.rs

@@ -2234,8 +2234,7 @@ fn parse_create_trigger() {
             include_each: false,
             condition: None,
             exec_body: None,
-            statements: Some(BeginEndStatements {
-                begin_token: AttachedToken::empty(),
+            statements: Some(ConditionalStatements::Sequence {
                 statements: vec![Statement::RaisError {
                     message: Box::new(Expr::Value(
                         (Value::SingleQuotedString("Notify Customer Relations".to_string()))
@@ -2250,7 +2249,6 @@ fn parse_create_trigger() {
                     arguments: vec![],
                     options: vec![],
                 }],
-                end_token: AttachedToken::empty(),
             }),
             characteristics: None,
         }