public StringBuilder Visit(IndexClauseNode indexClause)
{
var sb = new StringBuilder();
AppendConstraint(indexClause, sb);
switch (indexClause.IndexUniqueness)
{
case PrimaryKeyOrUnique.PrimaryKey:
sb.Append("PRIMARY KEY");
break;
case PrimaryKeyOrUnique.Unique:
sb.Append("UNIQUE");
break;
}
if (indexClause.IndexColumns != null)
{
sb.Append("(");
sb.Append(string.Join(", ", indexClause.IndexColumns.Select(i => i.Accept(this))));
sb.Append(") ");
}
if (indexClause.ConflictClauseNode != null)
{
sb.Append(" ");
sb.Append(indexClause.ConflictClauseNode.Accept(this));
}
return(sb);
}
public override SQLiteParseTreeNode VisitTable_constraint__index_clause(SQLiteParserSimpleParser.Table_constraint__index_clauseContext context)
{
var ret = new IndexClauseNode(context);
if (context.PRIMARY() != null)
{
ret.IndexUniqueness = PrimaryKeyOrUnique.PrimaryKey;
}
else if (context.UNIQUE() != null)
{
ret.IndexUniqueness = PrimaryKeyOrUnique.Unique;
}
ret.IndexColumns =
context.table_constraint__indexed_columns()
.table_constraint__indexed_column()
.Select(i => i.Accept(this))
.Cast <IndexedColumnNode>()
.ToList();
ret.ConflictClauseNode = context.conflict_clause().Accept(this) as ConflictClauseNode;
return(ret);
}
