Fix bug when parsing a Snowflake stage with ; suffix (apache#1688)

Author: yoavcloud

src/dialect/snowflake.rs

@@ -625,7 +625,7 @@ pub fn parse_stage_name_identifier(parser: &mut Parser) -> Result<Ident, ParserE
     let mut ident = String::new();
     while let Some(next_token) = parser.next_token_no_skip() {
         match &next_token.token {
-            Token::Whitespace(_) => break,
+            Token::Whitespace(_) | Token::SemiColon => break,
             Token::Period => {
                 parser.prev_token();
                 break;

tests/sqlparser_snowflake.rs

@@ -3102,6 +3102,10 @@ fn parse_ls_and_rm() {
     };
 
     snowflake().verified_stmt(r#"LIST @"STAGE_WITH_QUOTES""#);
+    // Semi-colon after stage name - should terminate the stage name
+    snowflake()
+        .parse_sql_statements("LIST @db1.schema1.stage1/dir1/;")
+        .unwrap();
 }
 
 #[test]