internal override bool TryAddSuggestionsForNodeKind(IntellisenseData.IntellisenseData intellisenseData)
{
Contracts.AssertValue(intellisenseData);
TexlNode curNode = intellisenseData.CurNode;
int cursorPos = intellisenseData.CursorPos;
// Cursor is in the operation token or before.
// Suggest all value possibilities.
UnaryOpNode unaryOpNode = curNode.CastUnaryOp();
var tokenSpan = unaryOpNode.Token.Span;
if (cursorPos < tokenSpan.Min)
{
return(false);
}
Contracts.Assert(cursorPos >= tokenSpan.Min || cursorPos <= tokenSpan.Lim);
string keyword = TexlParser.GetTokString(unaryOpNode.Token.Kind);
Contracts.Assert(intellisenseData.MatchingLength <= keyword.Length);
var replacementLength = tokenSpan.Min == cursorPos ? 0 : tokenSpan.Lim - tokenSpan.Min;
intellisenseData.SetMatchArea(tokenSpan.Min, cursorPos, replacementLength);
intellisenseData.BoundTo = intellisenseData.MatchingLength == 0 ? string.Empty : keyword;
IntellisenseHelper.AddSuggestionsForValuePossibilities(intellisenseData, curNode);
return(true);
}
public bool EnsureParsed(TexlParser.Flags flags)
{
AssertValid();
if (_tree == null)
{
var result = TexlParser.ParseScript(Script, loc: Loc, flags: flags);
_tree = result.Root;
_errors = result.Errors;
_comments = result.Comments;
HasParseErrors = result.HasError;
Contracts.AssertValue(_tree);
AssertValid();
}
return(_errors == null);
}
public override LazyList <string> Visit(DottedNameNode node, Precedence parentPrecedence)
{
Contracts.AssertValue(node);
string separator = TexlParser.GetTokString(node.Token.Kind);
var values = node.Left.Accept(this, Precedence.Primary);
values = values.With(separator);
if (node.Right.AtToken != null)
{
values = values.With(TexlLexer.PunctuatorAt);
}
values = values.With(GetRightToken(node.Left, node.Right));
if (node.UsesBracket)
{
values = values.With(TexlLexer.PunctuatorBracketClose);
}
return(ApplyPrecedence(parentPrecedence, Precedence.Primary, values));
}
public override LazyList <string> Visit(DottedNameNode node, Precedence parentPrecedence)
{
Contracts.AssertValue(node);
string separator = TexlParser.GetTokString(node.Token.Kind);
var values = node.Left.Accept(this, Precedence.Primary);
values = values.With(separator);
if (node.Right.AtToken != null || node.UsesBracket)
{
values = values.With("#$disambiguation$#");
}
else
{
values = values.With(node.RightNode?.Accept(this, parentPrecedence) ??
LazyList <string> .Of("#$righthandid$#"));
}
return(ApplyPrecedence(parentPrecedence, Precedence.Primary, values));
}
internal override bool TryAddSuggestionsForNodeKind(IntellisenseData.IntellisenseData intellisenseData)
{
Contracts.AssertValue(intellisenseData);
TexlNode curNode = intellisenseData.CurNode;
// Cursor is in the operation token.
// Suggest binary operators.
BinaryOpNode binaryOpNode = curNode.CastBinaryOp();
var tokenSpan = binaryOpNode.Token.Span;
string keyword = binaryOpNode.Op == BinaryOp.Error ? tokenSpan.GetFragment(intellisenseData.Script) : TexlParser.GetTokString(binaryOpNode.Token.Kind);
int replacementLength = tokenSpan.Min == intellisenseData.CursorPos ? 0 : tokenSpan.Lim - tokenSpan.Min;
intellisenseData.SetMatchArea(tokenSpan.Min, intellisenseData.CursorPos, replacementLength);
intellisenseData.BoundTo = binaryOpNode.Op == BinaryOp.Error ? string.Empty : keyword;
AddSuggestionsForBinaryOperatorKeyWords(intellisenseData);
return(true);
}