Inheritance: MySqlDmlParser
Beispiel #1
0
        public virtual void TestCall()
        {
            var sql    = "call p(?,?) ";
            var lexer  = new MySqlLexer(sql);
            var parser = new MySqlDmlCallParser(lexer, new MySqlExprParser(lexer));
            var calls  = parser.Call();

            parser.Match(MySqlToken.Eof);
            var output = Output2MySql(calls, sql);

            Assert.AreEqual("CALL p(?, ?)", output);
            sql    = "call p(@var1,'@var2',var3)";
            lexer  = new MySqlLexer(sql);
            parser = new MySqlDmlCallParser(lexer, new MySqlExprParser(lexer));
            calls  = parser.Call();
            parser.Match(MySqlToken.Eof);
            output = Output2MySql(calls, sql);
            Assert.AreEqual("CALL p(@var1, '@var2', var3)", output);
            sql    = "call p()";
            lexer  = new MySqlLexer(sql);
            parser = new MySqlDmlCallParser(lexer, new MySqlExprParser(lexer));
            calls  = parser.Call();
            parser.Match(MySqlToken.Eof);
            output = Output2MySql(calls, sql);
            Assert.AreEqual("CALL p()", output);
            sql    = "call p(?)";
            lexer  = new MySqlLexer(sql);
            parser = new MySqlDmlCallParser(lexer, new MySqlExprParser(lexer));
            calls  = parser.Call();
            parser.Match(MySqlToken.Eof);
            output = Output2MySql(calls, sql);
            Assert.AreEqual("CALL p(?)", output);
        }
 public virtual void TestCall()
 {
     var sql = "call p(?,?) ";
     var lexer = new MySqlLexer(sql);
     var parser = new MySqlDmlCallParser(lexer, new MySqlExprParser(lexer));
     var calls = parser.Call();
     parser.Match(MySqlToken.Eof);
     var output = Output2MySql(calls, sql);
     Assert.AreEqual("CALL p(?, ?)", output);
     sql = "call p(@var1,'@var2',var3)";
     lexer = new MySqlLexer(sql);
     parser = new MySqlDmlCallParser(lexer, new MySqlExprParser(lexer));
     calls = parser.Call();
     parser.Match(MySqlToken.Eof);
     output = Output2MySql(calls, sql);
     Assert.AreEqual("CALL p(@var1, '@var2', var3)", output);
     sql = "call p()";
     lexer = new MySqlLexer(sql);
     parser = new MySqlDmlCallParser(lexer, new MySqlExprParser(lexer));
     calls = parser.Call();
     parser.Match(MySqlToken.Eof);
     output = Output2MySql(calls, sql);
     Assert.AreEqual("CALL p()", output);
     sql = "call p(?)";
     lexer = new MySqlLexer(sql);
     parser = new MySqlDmlCallParser(lexer, new MySqlExprParser(lexer));
     calls = parser.Call();
     parser.Match(MySqlToken.Eof);
     output = Output2MySql(calls, sql);
     Assert.AreEqual("CALL p(?)", output);
 }
        /// <exception cref="System.SqlSyntaxErrorException" />
        public static ISqlStatement Parse(string sql, MySqlLexer lexer, string charset)
        {
            try
            {
                ISqlStatement stmt = null;
                var isEof = true;
                var exprParser = new MySqlExprParser(lexer, charset);
                switch (lexer.Token())
                {
                    case MySqlToken.KwDesc:
                    case MySqlToken.KwDescribe:
                    {
                        stmt = new MySqlDalParser(lexer, exprParser).Desc();
                        goto stmtSwitch_break;
                    }

                    case MySqlToken.KwSelect:
                    case MySqlToken.PuncLeftParen:
                    {
                        stmt = new MySqlDmlSelectParser(lexer, exprParser).SelectUnion();
                        goto stmtSwitch_break;
                    }

                    case MySqlToken.KwDelete:
                    {
                        stmt = new MySqlDmlDeleteParser(lexer, exprParser).Delete();
                        goto stmtSwitch_break;
                    }

                    case MySqlToken.KwInsert:
                    {
                        stmt = new MySqlDmlInsertParser(lexer, exprParser).Insert();
                        goto stmtSwitch_break;
                    }

                    case MySqlToken.KwReplace:
                    {
                        stmt = new MySqlDmlReplaceParser(lexer, exprParser).Replace();
                        goto stmtSwitch_break;
                    }

                    case MySqlToken.KwUpdate:
                    {
                        stmt = new MySqlDmlUpdateParser(lexer, exprParser).Update();
                        goto stmtSwitch_break;
                    }

                    case MySqlToken.KwCall:
                    {
                        stmt = new MySqlDmlCallParser(lexer, exprParser).Call();
                        goto stmtSwitch_break;
                    }

                    case MySqlToken.KwSet:
                    {
                        stmt = new MySqlDalParser(lexer, exprParser).Set();
                        goto stmtSwitch_break;
                    }

                    case MySqlToken.KwShow:
                    {
                        stmt = new MySqlDalParser(lexer, exprParser).Show();
                        goto stmtSwitch_break;
                    }

                    case MySqlToken.KwAlter:
                    case MySqlToken.KwCreate:
                    case MySqlToken.KwDrop:
                    case MySqlToken.KwRename:
                    {
                        stmt = new MySqlDdlParser(lexer, exprParser).DdlStmt();
                        isEof = IsEOFedDdl(stmt);
                        goto stmtSwitch_break;
                    }

                    case MySqlToken.KwRelease:
                    {
                        stmt = new MySqlMtsParser(lexer).Release();
                        goto stmtSwitch_break;
                    }

                    case MySqlToken.Identifier:
                    {
                        var si = SpecialIdentifier.None;
                        if ((si = SpecialIdentifiers[lexer.GetStringValueUppercase()]) != SpecialIdentifier.None)
                        {
                            switch (si)
                            {
                                case SpecialIdentifier.Truncate:
                                {
                                    stmt = new MySqlDdlParser(lexer, exprParser).Truncate();
                                    goto stmtSwitch_break;
                                }

                                case SpecialIdentifier.Savepoint:
                                {
                                    stmt = new MySqlMtsParser(lexer).Savepoint();
                                    goto stmtSwitch_break;
                                }

                                case SpecialIdentifier.Rollback:
                                {
                                    stmt = new MySqlMtsParser(lexer).Rollback();
                                    goto stmtSwitch_break;
                                }
                            }
                        }
                        goto default;
                    }

                    default:
                    {
                        throw new SqlSyntaxErrorException("sql is not a supported statement");
                    }
                }
                stmtSwitch_break:
                ;
                if (isEof)
                {
                    while (lexer.Token() == MySqlToken.PuncSemicolon)
                    {
                        lexer.NextToken();
                    }
                    if (lexer.Token() != MySqlToken.Eof)
                    {
                        throw new SqlSyntaxErrorException("Sql syntax error!");
                    }
                }
                return stmt;
            }
            catch (Exception e)
            {
                throw new SqlSyntaxErrorException(BuildErrorMsg(e, lexer, sql), e);
            }
        }