CSNode VisitSelectors(CSScriptParser.SelectorContext[] selectors, int line, int col)
{
int selectorLen = selectors.Length;
string firstName = selectors[0].NAME().GetText();
if (_state.HasVariable(firstName))
{
CSLocalVariableNode node = new CSLocalVariableNode(line, col);
node._declaration = false;
node._variableName = firstName;
if (selectorLen == 1)
{
return(node);
}
else
{
CSSelectorNode selectorNode = new CSSelectorNode(line, col);
selectorNode._selectors = GetSelectorStrings(selectors, 1);
CSOPDotNode dotNode = new CSOPDotNode(line, col);
dotNode._children = new CSNode[2];
dotNode._children[0] = node;
dotNode._children[1] = selectorNode;
return(dotNode);
}
}
string currentTypeString = null;
System.Type currentType = null;
int typeStart = -1;
int typeEnd = 0;
for (int i = 0; i < selectorLen; ++i)
{
CSScriptParser.SelectorContext next = selectors[i];
string name = next.NAME().GetText();
currentTypeString = GetTypeString(selectors, i + 1, typeStart);
System.Type nextType = ReflectionUtil.GetType(currentTypeString);
if (typeStart == -1 && nextType != null)
{
typeStart = i;
}
if (currentType != null && nextType == null)
{
typeEnd = i;
break;
}
currentType = nextType;
}
if (currentType != null)
{
if (typeEnd == 0)
{
CSTypeNode node = new CSTypeNode(line, col);
node._typeString = currentTypeString;
node._type = currentType;
node._assemblyName = currentType.Assembly.GetCleanName();
return(node);
}
else
{
CSStaticVariableNode node = new CSStaticVariableNode(line, col);
string varName = selectors[typeEnd].NAME().GetText();
node._variableName = varName;
node._staticType = currentType;
node._type = ReflectionUtil.GetFieldType(currentType, varName);
if (node._type == null)
{
CSLog.E(node, "type: " + currentType.FullName + " doesn't have: " + varName);
}
if (selectorLen == typeEnd + 1)
{
return(node);
}
else
{
CSSelectorNode selectorNode = new CSSelectorNode(line, col);
selectorNode._selectors = GetSelectorStrings(selectors, typeEnd + 1);
CSOPDotNode dotNode = new CSOPDotNode(line, col);
dotNode._children = new CSNode[2];
dotNode._children[0] = node;
dotNode._children[1] = selectorNode;
return(dotNode);
}
}
}
else
{
CSSelectorNode node = new CSSelectorNode(line, col);
node._selectors = GetSelectorStrings(selectors, 0);
return(node);
}
}
/// <summary>
/// Visit a parse tree produced by <see cref="CSScriptParser.selector"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitSelector([NotNull] CSScriptParser.SelectorContext context)
{
return(VisitChildren(context));
}
