public IExpression Parse(TextSpan token, IParser parser)
{
var variableName = parser.ConsumeAny(SqlToken.Identifier);
var value = parser.ConsumeAny(SqlToken.DoubleQuoteString);
return(new ScriptSetvarSqlCodeExpr
{
Name = variableName as SqlCodeExpr,
Value = value as SqlCodeExpr
});
}
private IExpression AlterDatabase(TextSpan databaseSpan, IParser parser)
{
SqlCodeExpr databaseName = null;
if (parser.MatchToken(SqlToken.CURRENT))
{
databaseName = new ObjectIdSqlCodeExpr
{
ObjectName = "CURRENT"
};
}
else
{
databaseName = parser.ConsumeObjectId();
}
var actionExpr = parser.ConsumeAny(
ParseSetOnOff,
ParseAddFileGroup);
var isSemicolon = parser.MatchToken(SqlToken.Semicolon);
return(new AlterDatabaseSqlCodeExpr
{
DatabaseName = databaseName,
ActionExpr = actionExpr,
IsSemicolon = isSemicolon,
});
}
public IExpression Parse(TextSpan token, IParser parser)
{
return(parser.ConsumeAny(ParseDbccUpdateUsage,
ParseDbccCheckIdent,
ParseDbccInputbuffer,
ParseDbccLoginfo,
p => ParseDbcc(p, SqlToken.SQLPERF, 1, 1),
p => ParseDbcc(p, SqlToken.SHRINKFILE, 1, 4)));
}
public IExpression Parse(TextSpan token, IParser parser)
{
SqlCodeExpr returnVariable = null;
if (parser.Scanner.TryConsume(SqlToken.Variable, out var returnVariableSpan))
{
returnVariable = parser.PrefixParse(returnVariableSpan, int.MaxValue) as SqlCodeExpr;
parser.Scanner.Consume(SqlToken.Equal);
}
SqlCodeExpr funcName = null;
if (parser.Scanner.Match(SqlToken.LParen))
{
funcName = new GroupSqlCodeExpr
{
InnerExpr = parser.ParseExpIgnoreComment()
};
parser.Scanner.Consume(SqlToken.RParen);
}
else
{
funcName = parser.ConsumeAny(SqlToken.SqlIdentifier, SqlToken.Identifier) as SqlCodeExpr;
}
var isEnd = parser.IsToken(SqlToken.End);
var parameters = new List <SqlCodeExpr>();
if (!isEnd)
{
do
{
var name = parser.ParseExpIgnoreComment();
if (name == null)
{
break;
}
var isOutput = parser.MatchTokenAny(SqlToken.Out, SqlToken.Output);
parameters.Add(new ParameterSqlCodeExpr
{
Name = name,
IsOutput = isOutput
});
} while (parser.Scanner.Match(SqlToken.Comma));
}
return(new ExecSqlCodeExpr
{
ExecToken = "EXEC",
ReturnVariable = returnVariable,
Name = funcName,
Parameters = parameters
});
}
public IExpression Parse(TextSpan token, IParser parser)
{
var constraintName = parser.ConsumeObjectId();
var keyType = parser.ConsumeAny(SqlParserExtension.ParsePrimaryKey, ParseUnique);
var clusterExpr = parser.ParseClustered();
var withExpr = parser.ParseConstraintWithOptions();
var onPrimary = parser.ParseOnPrimary();
return(new ConstraintSqlCodeExpr
{
ConstraintName = constraintName,
KeyType = keyType,
ClusterExpr = clusterExpr,
WithExpr = withExpr,
OnPrimary = onPrimary,
});
}
