public static IEnumerable <CompletionItem> GetCompletionForOfParent(Node node, Token variableNameToken,
string userFilterText)
{
var completionItems = new List <CompletionItem>();
if (node == null)
{
return(completionItems);
}
var currentVariable = node.SymbolTable.GetVariables(
v => v != null && v.Name.Equals(variableNameToken.Text, StringComparison.InvariantCultureIgnoreCase), SymbolTable.Scope.Global)
.FirstOrDefault();
if (currentVariable == null)
{
return(completionItems);
}
var currentParent = currentVariable.Parent as DataDefinition;
if (currentParent != null)
{
completionItems.Add(CompletionFactoryHelpers.CreateCompletionItemForVariable(currentParent));
}
return(completionItems);
}
private static void SearchVariableInTypesAndLevels(Node node, DataDefinition variable, ref List <CompletionItem> completionItems)
{
var symbolTable = node.SymbolTable;
if (!variable.IsPartOfATypeDef) //Variable is not comming from a type.
{
if (symbolTable.GetVariablesExplicit(new URI(variable.Name)).Any()) //Check if this variable is present locally.
{
completionItems.Add(CompletionFactoryHelpers.CreateCompletionItemForVariable(variable));
}
}
else
{
if (symbolTable.TypesReferences != null) //We are in a typedef, get references of this type
{
var type = variable.ParentTypeDefinition;
IEnumerable <DataDefinition> references = null;
references = symbolTable.TypesReferences.Where(t => t.Key == type).SelectMany(r => r.Value);
foreach (var reference in references)
{
if (symbolTable.GetVariablesExplicit(new URI(reference.Name)).Any()) //Check if this variable is present locally. If not just ignore it
{
if (reference.ParentTypeDefinition == null) //Check if the variable is inside a typedef or not, if not it's a final varaible
{
var referenceArrangedQualifiedName = string.Join("::", reference.VisualQualifiedName.ToString().Split(reference.VisualQualifiedName.Separator).Skip(1)); //Skip Program Name
var finalQualifiedName = string.Format("{0}::{1}", referenceArrangedQualifiedName, variable.VisualQualifiedName.Head);
var variableDisplay = string.Format("{0} ({1}) ({2})", variable.Name, variable.DataType.Name, finalQualifiedName);
completionItems.Add(new CompletionItem(variableDisplay)
{
insertText = finalQualifiedName, kind = CompletionItemKind.Variable
});
}
else //If the reference is always in a typedef, let's loop and ride up until we are in a final variable
{
var tempCompletionItems = new List <CompletionItem>();
SearchVariableInTypesAndLevels(node, reference, ref tempCompletionItems);
if (tempCompletionItems.Count > 0)
{
foreach (var tempComp in tempCompletionItems)
{
tempComp.insertText += "::" + variable.VisualQualifiedName.Head;
tempComp.label = string.Format("{0} ({1}) ({2})", variable.Name, variable.DataType.Name, tempComp.insertText);
completionItems.Add(tempComp);
}
}
}
}
}
}
}
}
