private List <AphidExpression> ParseRetExpression(string code)
{
var(formattedCode, allTokens) = FormatExpression(code);
List <AphidExpression> ast = null;
try
{
ast = AphidParser.Parse(allTokens, formattedCode);
if (ast.Count != 1)
{
throw new AphidParserException("Unexpected expression", ast[1]);
}
}
catch (AphidParserException ex)
{
CodeViewer.AppendParserException(formattedCode, ex);
return(null);
}
catch (Exception ex)
{
CodeViewer.AppendException(formattedCode, "Internal parser exception (please report)", ex, Interpreter);
return(null);
}
var exp = ast[0];
if (!(exp is UnaryOperatorExpression unary) ||
unary.Operator != AphidTokenType.retKeyword)
{
ast.Clear();
ast.Add(new UnaryOperatorExpression(AphidTokenType.retKeyword, exp)
.WithPositionFrom(exp));
}
return(ast);
}
private async void ExecuteStatements(string code)
{
ResetInterpreter();
await CodeViewer.Document.BeginInvoke(CodeViewer.Document.Blocks.Clear);
CodeViewer.AppendOutput("Running script...");
if (string.IsNullOrEmpty(code))
{
return;
}
List <AphidExpression> ast = null;
try
{
ast = AphidParser.Parse(code);
}
catch (AphidParserException ex)
{
CodeViewer.AppendParserException(code, ex);
return;
}
catch (Exception ex)
{
CodeViewer.AppendException(code, "Internal parser exception (please report)", ex, Interpreter);
return;
}
try
{
try
{
Interpreter.ResetState();
Interpreter.TakeOwnership();
#if APHID_FRAME_ADD_DATA || APHID_FRAME_CATCH_POP
try
{
#endif
Interpreter.Interpret(ast);
#if APHID_FRAME_ADD_DATA || APHID_FRAME_CATCH_POP
}
#endif
#if APHID_FRAME_ADD_DATA || APHID_FRAME_CATCH_POP
#if APHID_FRAME_ADD_DATA
catch (Exception e)
#else
catch
#endif
{
if (e.Source != AphidName.DebugInterpreter)
{
e.Source = AphidName.DebugInterpreter;
#if APHID_FRAME_CATCH_POP
Interpreter.PopQueuedFrames();
#endif
#if APHID_FRAME_ADD_DATA
e.Data.Add(AphidName.Interpreter, Interpreter);
e.Data.Add(AphidName.FramesKey, Interpreter.GetRawStackTrace());
#endif
}
throw;
}
#endif
}
catch (AphidRuntimeException ex)
{
CodeViewer.AppendRuntimeException(code, ex, Interpreter);
return;
}
catch (AphidParserException ex)
{
CodeViewer.AppendParserException(code, ex);
return;
}
catch (Exception ex)
{
CodeViewer.AppendException(code, ".NET runtime error", ex, Interpreter);
return;
}
}
finally
{
UpdateVariables();
}
await ExecuteWatchExpressionsAsync();
await WaitDumpTasksAsync();
CodeViewer.AppendOutput("Done");
}
private async void ExecuteExpression(string code)
{
if (string.IsNullOrEmpty(code))
{
return;
}
AddHistoricalCode();
var ast = ParseRetExpression(code);
if (ast == null)
{
return;
}
try
{
try
{
Interpreter.ResetState();
Interpreter.TakeOwnership();
#if APHID_FRAME_ADD_DATA || APHID_FRAME_CATCH_POP
try
{
#endif
Interpreter.Interpret(ast);
#if APHID_FRAME_ADD_DATA || APHID_FRAME_CATCH_POP
}
#endif
#if APHID_FRAME_ADD_DATA || APHID_FRAME_CATCH_POP
#if APHID_FRAME_ADD_DATA
catch (Exception e)
#else
catch
#endif
{
if (e.Source != AphidName.DebugInterpreter)
{
e.Source = AphidName.DebugInterpreter;
#if APHID_FRAME_CATCH_POP
Interpreter.PopQueuedFrames();
#endif
#if APHID_FRAME_ADD_DATA
e.Data.Add(AphidName.Interpreter, Interpreter);
e.Data.Add(AphidName.FramesKey, Interpreter.GetRawStackTrace());
#endif
}
throw;
}
#endif
}
catch (AphidRuntimeException ex)
{
CodeViewer.AppendException(code, "Runtime error", ex, Interpreter);
return;
}
catch (AphidParserException ex)
{
CodeViewer.AppendParserException(code, ex);
return;
}
catch (Exception ex)
{
CodeViewer.AppendException(code, ".NET Runtime error", ex, Interpreter);
return;
}
var serialized = SerializingFormatter
.CreateSerializer(Interpreter)
.Serialize(Interpreter.GetReturnValue());
await WaitDumpTasksAsync();
await CodeViewer.Async(() =>
CodeViewer.AppendColoredOutput(
Highlight(code),
Highlight(serialized)));
}
finally
{
UpdateVariables();
await ExecuteWatchExpressionsAsync();
}
}
private void ExecuteExpression()
{
if (string.IsNullOrEmpty(Code))
{
return;
}
AddHistoricalCode();
var tokens = new AphidLexer(Code + " ").GetTokens();
if (!tokens.Any(x => x.TokenType == AphidTokenType.EndOfStatement))
{
tokens.Add(new AphidToken(AphidTokenType.EndOfStatement, "", 0));
}
List <Components.Aphid.Parser.Expression> ast = null;
try
{
ast = new AphidParser(tokens).Parse();
}
catch (AphidParserException ex)
{
InvokeDispatcher(() => _codeViewer.AppendParserException(Code, ex));
return;
}
if (ast.Count != 1)
{
throw new InvalidOperationException();
}
var exp = ast.First();
var unary = exp as UnaryOperatorExpression;
if (unary == null ||
unary.Operator != AphidTokenType.retKeyword)
{
ast.Clear();
ast.Add(new UnaryOperatorExpression(
AphidTokenType.retKeyword,
exp));
}
try
{
_interpreter.Interpret(ast);
}
catch (AphidRuntimeException ex)
{
InvokeDispatcher(() =>
_codeViewer.AppendException(Code, "Runtime error", ex));
return;
}
catch (AphidParserException ex)
{
InvokeDispatcher(() =>
_codeViewer.AppendParserException(Code, ex));
return;
}
var retVal = _interpreter.GetReturnValue();
var serializer = new AphidSerializer()
{
IgnoreFunctions = false
};
InvokeDispatcher(() =>
_codeViewer.AppendOutput(Code, serializer.Serialize(retVal)));
UpdateVariables();
ExecuteWatchExpressions();
}