public override void OnIdle(bool periodic)
{
// from IronPythonLanguage sample
// this appears to be necessary to get a parse request with ParseReason = Check?
SoalLanguageSource src = (SoalLanguageSource)GetSource(this.LastActiveTextView);
if (src != null && src.LastParseTime >= Int32.MaxValue >> 12)
{
src.LastParseTime = 0;
}
base.OnIdle(periodic);
}
public override AuthoringScope ParseSource(ParseRequest req)
{
try
{
SoalLanguageSource source = (SoalLanguageSource)this.GetSource(req.FileName);
switch (req.Reason)
{
case ParseReason.Check:
// This is where you perform your syntax highlighting.
// Parse entire source as given in req.Text.
// Store results in the AuthoringScope object.
string fileName = Path.GetFileName(req.FileName);
string inputDir = Path.GetDirectoryName(req.FileName);
var compilation = new MetaDslx.Languages.Soal.Compilation.SoalCompiler(req.Text, "", inputDir, null, req.FileName);
compilation.Compile();
foreach (var diagnostic in compilation.GetDiagnostics())
{
var diagSpan = diagnostic.Location.GetMappedLineSpan();
TextSpan span = new TextSpan();
span.iStartLine = diagSpan.StartLinePosition.Line;
span.iEndLine = diagSpan.EndLinePosition.Line;
span.iStartIndex = diagSpan.StartLinePosition.Character;
span.iEndIndex = diagSpan.EndLinePosition.Character;
Severity severity = Severity.Error;
switch (diagnostic.Severity)
{
case MetaDslx.Compiler.Diagnostics.DiagnosticSeverity.Error:
severity = Severity.Error;
break;
case MetaDslx.Compiler.Diagnostics.DiagnosticSeverity.Warning:
severity = Severity.Warning;
break;
case MetaDslx.Compiler.Diagnostics.DiagnosticSeverity.Info:
severity = Severity.Hint;
break;
}
string msg = Compiler.Diagnostics.DiagnosticFormatter.Instance.Format(diagnostic);
req.Sink.AddError(req.FileName, msg, span, severity);
}
break;
}
}
catch (Exception ex)
{
req.Sink.AddError(req.FileName, "Error while parsing source: " + ex.ToString(), new TextSpan(), Severity.Error);
}
return(new SoalLanguageAuthoringScope());
}