void RunAstWalkerButtonClick(object sender, EventArgs e)
{
try {
IronPython.Hosting.Python.CreateEngine();
Clear();
PythonCompilerSink sink = new PythonCompilerSink();
SourceUnit source = DefaultContext.DefaultPythonContext.CreateFileUnit(@"D:\Temp.py", codeTextBox.Text);
CompilerContext context = new CompilerContext(source, new PythonCompilerOptions(), sink);
Parser parser = Parser.CreateParser(context, new PythonOptions());
PythonAst ast = parser.ParseFile(false);
if (sink.Errors.Count == 0)
{
ResolveWalker walker = new ResolveWalker(this);
ast.Walk(walker);
}
else
{
walkerOutputTextBox.Text += "\r\n";
foreach (PythonCompilerError error in sink.Errors)
{
walkerOutputTextBox.Text += error.ToString() + "\r\n";
}
}
} catch (Exception ex) {
walkerOutputTextBox.Text = ex.ToString();
}
}
public void AddInvalidSourceSpan()
{
IronPython.Hosting.Python.CreateEngine();
PythonCompilerSink sink = new PythonCompilerSink();
SourceUnit source = DefaultContext.DefaultPythonContext.CreateSourceUnit(NullTextContentProvider.Null, @"D:\test.py", SourceCodeKind.InteractiveCode);
sink.Add(source, "Test", SourceSpan.Invalid, 1000, Severity.FatalError);
}
/// <summary>
/// Parses a python file and creates a PythonAst.
/// </summary>
public PythonAst CreateAst(string fileName, string fileContent)
{
if (scriptEngine == null) {
scriptEngine = IronPython.Hosting.Python.CreateEngine();
}
PythonCompilerSink sink = new PythonCompilerSink();
SourceUnit source = DefaultContext.DefaultPythonContext.CreateFileUnit(fileName, fileContent);
CompilerContext context = new CompilerContext(source, new PythonCompilerOptions(), sink);
using (Parser parser = Parser.CreateParser(context, new PythonOptions())) {
return parser.ParseFile(false);
}
}
/// <summary>
/// Resolves the type of the variable name specified.
/// </summary>
/// <param name="variableName">Name of the variable.</param>
/// <param name="code">The python code containing the variable.</param>
public string Resolve(string variableName, string fileName, string code)
{
if (code != null) {
ScriptEngine scriptEngine = IronPython.Hosting.Python.CreateEngine();
PythonCompilerSink sink = new PythonCompilerSink();
SourceUnit source = DefaultContext.DefaultPythonContext.CreateFileUnit(fileName, code);
CompilerContext context = new CompilerContext(source, new PythonCompilerOptions(), sink);
Parser parser = Parser.CreateParser(context, new PythonOptions());
PythonAst ast = parser.ParseFile(false);
return Resolve(variableName, ast);
}
return null;
}
public IPyCompiler.Tokenizer CreateTokenizer(string text)
{
ScriptEngine engine = Python.CreateEngine();
PythonContext context = HostingHelpers.GetLanguageContext(engine) as PythonContext;
StringTextContentProvider textProvider = new StringTextContentProvider(text);
SourceUnit source = context.CreateSourceUnit(textProvider, String.Empty, SourceCodeKind.SingleStatement);
PythonCompilerSink sink = new PythonCompilerSink();
IPyCompiler.PythonCompilerOptions options = new IPyCompiler.PythonCompilerOptions();
tokenizer = new IPyCompiler.Tokenizer(sink, options);
tokenizer.Initialize(source);
return tokenizer;
}
public IPyCompiler.Tokenizer CreateTokenizer(string text)
{
ScriptEngine engine = Python.CreateEngine();
PythonContext context = HostingHelpers.GetLanguageContext(engine) as PythonContext;
StringTextContentProvider textProvider = new StringTextContentProvider(text);
SourceUnit source = context.CreateSourceUnit(textProvider, String.Empty, SourceCodeKind.SingleStatement);
PythonCompilerSink sink = new PythonCompilerSink();
IPyCompiler.PythonCompilerOptions options = new IPyCompiler.PythonCompilerOptions();
tokenizer = new IPyCompiler.Tokenizer(sink, options);
tokenizer.Initialize(source);
return(tokenizer);
}
public FromImportStatement ParseStatement(string text)
{
ScriptEngine engine = Python.CreateEngine();
PythonContext context = HostingHelpers.GetLanguageContext(engine) as PythonContext;
StringTextContentProvider textProvider = new StringTextContentProvider(text);
SourceUnit source = context.CreateSourceUnit(textProvider, String.Empty, SourceCodeKind.SingleStatement);
PythonCompilerSink sink = new PythonCompilerSink();
CompilerContext compilerContext = new CompilerContext(source, new PythonCompilerOptions(), sink);
PythonOptions options = new PythonOptions();
using (Parser parser = Parser.CreateParser(compilerContext, options)) {
return parser.ParseSingleStatement().Body as FromImportStatement;
}
}
public FromImportStatement ParseStatement(string text)
{
ScriptEngine engine = Python.CreateEngine();
PythonContext context = HostingHelpers.GetLanguageContext(engine) as PythonContext;
StringTextContentProvider textProvider = new StringTextContentProvider(text);
SourceUnit source = context.CreateSourceUnit(textProvider, String.Empty, SourceCodeKind.SingleStatement);
PythonCompilerSink sink = new PythonCompilerSink();
CompilerContext compilerContext = new CompilerContext(source, new PythonCompilerOptions(), sink);
PythonOptions options = new PythonOptions();
using (Parser parser = Parser.CreateParser(compilerContext, options)) {
return(parser.ParseSingleStatement().Body as FromImportStatement);
}
}
