void Primary(DimensionExpression sel, bool? isAsOptional) {
if (la.kind == 3 || la.kind == 4 || la.kind == 31) {
var identifier = new IdentifierExpression();
Identifier(identifier);
sel.Source = identifier.LastPart; sel.SourceType = typeof(string);
sel.IsQuoted = identifier.IsQuoted;
if (la.kind == 7) {
sel.Function = sel.Source; sel.Source = null;
Get();
if (StartOf(4)) {
var argList = new ArgumentListExpression(); argList.SetParent(sel); sel.IsFunctionCall = true;
SelectField(argList);
while (la.kind == 18) {
Get();
SelectField(argList);
}
sel.AddArguments(argList.GetChildren());
}
Expect(8);
}
} else if (la.kind == 9) {
Get();
Expect(11);
Primary(sel, null);
Expect(10);
} else if (la.kind == 1) {
Get();
sel.Source = t.val; sel.SourceType = typeof(long);
} else if (la.kind == 2) {
Get();
sel.Source = t.val; sel.SourceType = typeof(double);
} else if (la.kind == 4) {
Get();
sel.Source = t.val.Substring(1, t.val.Length - 2); sel.SourceType = typeof(string); sel.IsQuoted = true;
} else SynErr(47);
}
void SelectField(ArgumentListExpression expression, DimensionExpression dimensionToUse = null) {
var selLol = dimensionToUse ?? new DimensionExpression();
if(expression != null)
{
selLol.SetParent(expression);
expression.AddArgument(selLol);
}
if (la.kind == 6 || la.kind == 36) {
if (la.kind == 6) {
Get();
selLol.IsNotted = true;
} else {
Get();
selLol.IsNegated = true;
}
if (la.kind == 17) {
Get();
}
}
Condition(selLol, null, true);
var selectorChild = selLol.Child as SelectorExpression;
if (expression != null && selectorChild != null)
{
var selectorChildRightDimension = selectorChild.Right as DimensionExpression;
if (selectorChildRightDimension != null && selectorChild.Left == null)
{
selectorChildRightDimension.Target = selectorChild.Target;
selectorChildRightDimension.IsNegated = selLol.IsNegated;
selectorChildRightDimension.IsNotted = selLol.IsNotted;
expression.AddArgument(selectorChildRightDimension);
expression.RemoveArgument(selLol);
}
}
}
void SelectClause(GetExpression expression) {
Expect(29);
if (la.kind == 24) {
Get();
Expect(1);
expression.Take = Int32.Parse(t.val);
}
if (StartOf(7)) {
if (StartOf(4)) {
var argList = new ArgumentListExpression(); argList.SetParent(expression);
SelectField(argList);
while (la.kind == 18) {
Get();
SelectField(argList);
}
expression.AddSelects(argList.GetChildren());
}
if (la.kind == 32) {
FromClause(expression);
}
if (la.kind == 30) {
GroupByClause(expression);
}
}
}
