private bool TryFindOpeningBrace(TextLocation closeBraceLoc, out TextLocation openBraceLoc)
{
var app = ProbeNppPlugin.Instance;
var source = app.GetText(app.Start, app.CurrentLocation);
var sourceLength = source.Length;
var found = false;
var openLoc = closeBraceLoc;
var parser = new TokenParser.Parser(source);
while (parser.ReadNestable())
{
if (parser.TokenType == TokenParser.TokenType.Nested &&
parser.TokenText.EndsWith("}") &&
parser.Position.Offset == sourceLength)
{
openLoc = parser.TokenStartPostion.ToNppSharpTextLocation();
found = true;
}
}
if (found)
{
openBraceLoc = openLoc;
return true;
}
else
{
openBraceLoc = closeBraceLoc;
return false;
}
}
private bool GetFunctionSignatureHighlightRange(string sig, int argToHighlight, out int startIndex, out int length)
{
// Get the last set of closed brackets
var parser = new TokenParser.Parser(sig);
int argsStart = -1;
int argsStartUnclosed = -1;
int argsEnd = -1;
while (parser.ReadNestable())
{
if (parser.TokenType == TokenParser.TokenType.Nested && parser.TokenText.StartsWith("("))
{
argsStart = parser.TokenStartPostion.Offset + 1;
argsEnd = parser.Position.Offset - 1;
}
else if (parser.TokenType == TokenParser.TokenType.Operator && parser.TokenText == "(")
{
argsStartUnclosed = parser.TokenStartPostion.Offset;
}
}
if (argsStart == -1)
{
argsStart = argsStartUnclosed;
argsEnd = sig.Length;
}
if (argsStart == -1)
{
startIndex = length = 0;
return false;
}
// Parse the argument text to get the parameters
var args = parser.GetText(argsStart, argsEnd - argsStart);
parser.SetSource(args);
int argCount = 0;
int argStart = 0;
while (parser.ReadNestable())
{
if (parser.TokenType == TokenParser.TokenType.Operator && parser.TokenText == ",")
{
if (argCount == argToHighlight)
{
startIndex = argStart + argsStart;
length = parser.TokenStartPostion.Offset - argStart;
return true;
}
else
{
argCount++;
argStart = parser.Position.Offset;
}
}
}
startIndex = argStart + argsStart;
length = parser.Position.Offset - argStart;
return true;
}