private static bool TryGetLocalScopeInfo(TexlNode node, TexlBinding binding, out ScopedNameLookupInfo info)
{
Contracts.AssertValue(node);
Contracts.AssertValue(binding);
if (node.Kind == NodeKind.FirstName)
{
FirstNameNode curNode = node.CastFirstName();
var firstNameInfo = binding.GetInfo(curNode);
if (firstNameInfo.Kind == BindKind.ScopeArgument)
{
info = (ScopedNameLookupInfo)firstNameInfo.Data;
return(true);
}
}
info = new ScopedNameLookupInfo();
return(false);
}
internal override bool TryAddSuggestionsForNodeKind(IntellisenseData.IntellisenseData intellisenseData)
{
Contracts.AssertValue(intellisenseData);
TexlNode curNode = intellisenseData.CurNode;
int cursorPos = intellisenseData.CursorPos;
FirstNameNode firstNameNode = curNode.CastFirstName();
Identifier ident = firstNameNode.Ident;
int min = ident.Token.Span.Min;
IdentToken tok = ident.Token;
if (cursorPos < min)
{
// Cursor is before the beginning of the identifier or of the global token if present.
// Suggest possibilities that can result in a value.
IntellisenseHelper.AddSuggestionsForValuePossibilities(intellisenseData, curNode);
intellisenseData.AddAdditionalSuggestionsForKeywordSymbols(curNode);
}
else if (cursorPos <= tok.Span.Lim)
{
// Cursor is part of the identifier or global token if present.
// Get the matching string as a substring from the script so that the whitespace is preserved.
IEnumerable <string> possibleFirstNames = intellisenseData.Binding.GetFirstNames().Select(firstNameInfo => firstNameInfo.Name.Value)
.Union(intellisenseData.Binding.GetGlobalNames().Select(firstNameInfo => firstNameInfo.Name.Value))
.Union(intellisenseData.Binding.GetAliasNames().Select(firstNameInfo => firstNameInfo.Name.Value))
.Union(intellisenseData.SuggestableFirstNames);
int replacementLength = IntellisenseHelper.GetReplacementLength(intellisenseData, tok.Span.Min, tok.Span.Lim, possibleFirstNames);
intellisenseData.SetMatchArea(tok.Span.Min, cursorPos, replacementLength);
intellisenseData.BoundTo = intellisenseData.Binding.ErrorContainer.HasErrors(firstNameNode) ? string.Empty : ident.Name;
if (ident.AtToken != null || tok.Kind == TokKind.At)
{
// Suggest globals if cursor is after '@'.
AddSuggestionsForScopedGlobals(intellisenseData);
}
else if (tok.HasDelimiters && cursorPos > tok.Span.Min)
{
// Suggest top level fields and globals if cursor is after a opening square bracket.
IntellisenseHelper.AddSuggestionsForRuleScope(intellisenseData);
IntellisenseHelper.AddSuggestionsForTopLevel(intellisenseData, curNode);
IntellisenseHelper.AddSuggestionsForGlobals(intellisenseData);
intellisenseData.AddAdditionalSuggestionsForLocalSymbols();
}
else
{
// Suggest value posssibilities otherwise.
IntellisenseHelper.AddSuggestionsForValuePossibilities(intellisenseData, curNode);
}
intellisenseData.AddAdditionalSuggestionsForKeywordSymbols(curNode);
}
else if (IsBracketOpen(tok.Span.Lim, cursorPos, intellisenseData.Script))
{
AddSuggestionsForScopeFields(intellisenseData, intellisenseData.Binding.GetType(firstNameNode));
}
else if (IntellisenseHelper.CanSuggestAfterValue(cursorPos, intellisenseData.Script))
{
// Verify that cursor is after a space after the identifier.
// Suggest binary keywords.
IntellisenseHelper.AddSuggestionsForAfterValue(intellisenseData, intellisenseData.Binding.GetType(firstNameNode));
}
return(true);
}
