private void AddObjectsToContext(List <DatabaseObject> objects, CompilerContext context)
{
foreach (var obj in objects)
{
context.AddDatabaseObjectToCurrentContext(obj);
}
objectsAddedToContext = objects.Count;
}
public DataManipulation Resolve(ReadOnlySpan <TSQLToken> tokens, ref int fileIndex, CompilerContext context)
{
manipulation = new DataManipulation();
fileIndex++; //skip "merge"
//skip top expression
SkipTopExpression(tokens, ref fileIndex, context);
if (tokens[fileIndex].Text.ToLower().Equals("into"))
{
fileIndex++;
}
targetObject = StatementResolveHelper.ResolveDatabaseObject(tokens, ref fileIndex, context);
context.AddDatabaseObjectToCurrentContext(targetObject);
if (!tokens[fileIndex].Text.ToLower().Equals("using"))
{
throw new InvalidSqlException("Trying to resolve a merge-statement without using keyword");
}
var source = ResolveUsingStatement(tokens, ref fileIndex, context);
context.AddDatabaseObjectToCurrentContext(source);
if (!tokens[fileIndex].Text.Equals("on", StringComparison.InvariantCultureIgnoreCase))
{
throw new InvalidSqlException("Expected 'ON' keyword when resolving a 'MERGE'-statement");
}
fileIndex++; //skip 'on'
SearchConditionResolver.Resolve(tokens, ref fileIndex, context);
while (tokens[fileIndex].Text.Equals("when", StringComparison.InvariantCultureIgnoreCase))
{
ResolveWhenExpression(tokens, ref fileIndex, context);
}
var beautified = new List <Expression>();
foreach (var exp in manipulation.Expressions)
{
beautified.Add(Beautifier.BeautifyColumns(exp, context));
}
manipulation.Expressions = beautified;
while (!tokens[fileIndex].Text.ToLower().Equals(";"))
{
fileIndex++;
if (fileIndex == tokens.Length)
{
throw new InvalidSqlException("Trying to resolve a merge-statement without proper ';' determination");
}
}
fileIndex++; //skip ';'
context.CurrentDatabaseObjectContext.Pop();
return(manipulation);
}
