public override ScriptCode CompileSourceCode(SourceUnit sourceUnit, CompilerOptions options, ErrorSink errorSink)
{
try
{
switch (sourceUnit.Kind)
{
case SourceCodeKind.SingleStatement:
case SourceCodeKind.Expression:
case SourceCodeKind.AutoDetect:
case SourceCodeKind.InteractiveCode:
return new TotemScriptCode(
engine, engine.ParseExprToLambda(sourceUnit),
sourceUnit);
//case SourceCodeKind.Statements:
//case SourceCodeKind.File:
// return new TotemScriptCode(
// engine, engine.ParseFileToLambda(sourceUnit.Path, sourceUnit.GetCode()),
// sourceUnit);
default:
throw Assert.Unreachable;
}
}
catch (Exception e)
{
// Real language implementation would have a specific type
// of exception. Also, they would pass errorSink down into
// the parser and add messages while doing tighter error
// recovery and continuing to parse.
errorSink.Add(sourceUnit, e.Message, SourceSpan.None, 0,
Severity.FatalError);
return null;
}
}
public override ScriptCode CompileSourceCode(SourceUnit sourceUnit, CompilerOptions options, ErrorSink errorSink)
{
var transformed = ParseScript(sourceUnit, (ScriptCompilerOptions)options, errorSink);
return(new LegacyScriptCode(
transformed as MSAst.LambdaExpression ??
MSAst.Expression.Lambda(transformed),
sourceUnit));
}
public CompilerContext(SourceUnit sourceUnit, CompilerOptions options, ErrorSink errorSink, ParserSink parserSink)
{
Contract.RequiresNotNull(sourceUnit, "sourceUnit");
_sourceUnit = sourceUnit;
_options = options ?? sourceUnit.Engine.GetDefaultCompilerOptions();
_errors = errorSink ?? sourceUnit.Engine.GetCompilerErrorSink();
_parserSink = parserSink ?? ParserSink.Null;
}
public PythonParser()
{
pythonEngine = Python.CreateEngine ();
var langContext = HostingHelpers.GetLanguageContext (pythonEngine);
compilerOptions = langContext.GetCompilerOptions ();
langOptions = (PythonOptions) langContext.Options;
walker = new CustomPythonWalker ();
}
public override ScriptCode CompileSourceCode(SourceUnit sourceUnit, CompilerOptions options, ErrorSink errorSink)
{
SilverLexer lexer = new SilverLexer("source", sourceUnit.GetCode());
CommonTokenStream stream = new CommonTokenStream(lexer.Queue);
SilverParser parser = new SilverParser(stream);
lexer.SetLines (parser);
parser.SourceUnit = sourceUnit;
var res = parser.program();
if (res != null) {
Expression mainBlock = AstExpression.Block (res);
return new SilverScriptCode(mainBlock, sourceUnit);
} else {
throw new SyntaxErrorException("Syntax error", sourceUnit, SourceSpan.None, 0, Severity.Error);
}
}
public override ScriptCode CompileSourceCode(SourceUnit sourceUnit, CompilerOptions options, ErrorSink errorSink)
{
throw new NotImplementedException();
}
public void Compile_InvokeWithOptions()
{
// BUG - CompiledCode is only a stub currently.
string singleExp = _codeSnippets[CodeType.SimpleExpressionOnePlusOne];
ScriptSource source = _testEng.CreateScriptSourceFromString(singleExp,
SourceCodeKind.Expression);
// This is only a stub - I think.
CompilerOptions options = new CompilerOptions();
CompiledCode ccode = source.Compile(options);
object results = ccode.Execute();
Assert.Fail("This test is block by the missing CompiledCode class");
}
public override ScriptCode CompileSourceCode(SourceUnit sourceUnit, CompilerOptions options, ErrorSink errorSink)
{
var context = this;
// Here we parse the code and then eventually create Expressions.
// For testing we will skip the parsing step and just do the generate step here.
var statements = new List<Expression>();
// Assume our code is: return 'abc' < 'xyz'
var left = Expression.Constant("abc");
var right = Expression.Constant("xyz");
var opr = ExpressionType.LessThan;
var binExpr = Expression.Dynamic(
context.CreateBinaryOperationBinder(opr),
typeof(bool), left, right);
var binExprObj = Expression.Convert(binExpr, typeof(object));
var blockReturnLabel = Expression.Label(typeof(object));
statements.Add(Expression.Return(blockReturnLabel, binExprObj, typeof(object)));
statements.Add(Expression.Label(blockReturnLabel, Expression.Constant(null)));
var block = Expression.Block(typeof(object), statements);
var code = Expression.Lambda<Func<dynamic>>(block);
Func<dynamic> compiledCode = code.Compile();
return new MyScriptCode(sourceUnit, compiledCode);
}
public ScriptCode CompileSourceCode(SourceUnit sourceUnit, CompilerOptions options, ErrorSink errorSink)
{
Contract.RequiresNotNull(sourceUnit, "sourceUnit");
if (options == null) options = GetCompilerOptions();
if (errorSink == null) errorSink = Engine.GetCompilerErrorSink();
CompilerContext context = new CompilerContext(sourceUnit, options, errorSink);
CodeBlock block = ParseSourceCode(context);
if (block == null) {
throw new SyntaxErrorException();
}
//DumpBlock(block, sourceUnit.Id);
AnalyzeBlock(block);
DumpBlock(block, sourceUnit.Id);
// TODO: ParseSourceCode can update CompilerContext.Options
return new ScriptCode(block, Engine.GetLanguageContext(context.Options), context);
}
public ScriptCode CompileSourceCode(SourceUnit sourceUnit, CompilerOptions options)
{
return CompileSourceCode(sourceUnit, options, null);
}
public override ScriptCode CompileSourceCode(SourceUnit sourceUnit, CompilerOptions options, ErrorSink errorSink)
{
ScriptCode res = CompileTotemCode(sourceUnit, options, errorSink);
if (res != null)
{
Scope scope = res.CreateScope();
// if this is an optimized module we need to initialize the optimized totemCode.
// Optimized scopes come w/ extensions already attached so we use that to know
// if we're optimized or not.
TotemScopeExtension scopeExtension = (TotemScopeExtension)scope.GetExtension(ContextId);
if (scopeExtension != null)
{
InitializeModule(sourceUnit.Path, scopeExtension.ModuleContext, res, ModuleOptions.None);
}
}
return res;
}
/// <summary>
/// Compiles a list of source units into a single module.
/// <c>options</c> can be <c>null</c>
/// <c>errroSink</c> can be <c>null</c>
/// <c>dictionary</c> can be <c>null</c>
/// </summary>
public IScriptModule CompileModule(string name, ScriptModuleKind kind, CompilerOptions options, ErrorSink errorSink,
IAttributesCollection dictionary, params SourceUnit[] sourceUnits)
{
return _manager.CompileModule(name, kind, new Scope(dictionary), options, errorSink, sourceUnits);
}
protected override Microsoft.Scripting.ScriptCode CompileSourceCode(Microsoft.Scripting.SourceUnit sourceUnit, Microsoft.Scripting.CompilerOptions options, Microsoft.Scripting.ErrorSink errorSink)
{
return(null);
// ClojureParser cp = new ClojureParser(sourceUnit);
// LambdaExpression ast;
// switch (sourceUnit.Kind)
// {
// case SourceCodeKind.InteractiveCode:
// {
// ScriptCodeParseResult result;
// object code = cp.ParseInteractiveStatement(out result);
// sourceUnit.CodeProperties = result;
// if (result != ScriptCodeParseResult.Complete)
// return null;
// //ast = Generator.Generate(code, true);
// ast = Compiler.GenerateLambda(code, true);
// }
// break;
// default:
// sourceUnit.CodeProperties = ScriptCodeParseResult.Complete;
// ast = Generator.Generate(cp.ParseFile(), sourceUnit);
// break;
// }
// //ast = new GlobalLookupRewriter().RewriteLambda(ast);
// //DEBUG!!!
// //Compiler.SaveContext();
// return new LegacyScriptCode(ast, sourceUnit);
}
/// <summary>
/// Compiles a list of source units into a single module.
/// <c>scope</c> can be <c>null</c>.
/// <c>options</c> can be <c>null</c>.
/// <c>errorSink</c> can be <c>null</c>.
/// </summary>
public ScriptModule CompileModule(string name, ScriptModuleKind kind, Scope scope, CompilerOptions options, ErrorSink errorSink,
params SourceUnit[] sourceUnits)
{
Contract.RequiresNotNull(name, "name");
Contract.RequiresNotNullItems(sourceUnits, "sourceUnits");
// TODO: Two phases: parse/compile?
// compiles all source units:
ScriptCode[] scriptCodes = new ScriptCode[sourceUnits.Length];
for (int i = 0; i < sourceUnits.Length; i++) {
scriptCodes[i] = LanguageContext.FromEngine(sourceUnits[i].Engine).CompileSourceCode(sourceUnits[i], options, errorSink);
}
return CreateModule(name, kind, scope, scriptCodes);
}
public override ScriptCode CompileSourceCode(SourceUnit sourceUnit, CompilerOptions options, ErrorSink errorSink)
{
Module module = Parser.ParseModule(sourceUnit, this);
#if WRITE_AST
module.WriteString(new AstWriter(Console.Out));
#endif
AstAnalyzer ctsg = new AstAnalyzer(this);
return ctsg.Analyze(module, sourceUnit);
}
/// <summary>
/// Executes in a new scope created by the language.
/// </summary>
public object Execute(CompilerOptions options, ErrorSink errorSink)
{
return(Compile(options, errorSink).Run());
}
internal static ScriptCode CompileTotemCode(SourceUnit sourceUnit, CompilerOptions options, ErrorSink errorSink)
{
var totemOptions = (TotemCompilerOptions)options;
if (sourceUnit.Kind == SourceCodeKind.File)
{
totemOptions.Module |= ModuleOptions.Initialize;
}
CompilerContext context = new CompilerContext(sourceUnit, options, errorSink);
TotemAst ast = ParseAndBindAst(context);
if (ast == null)
{
return null;
}
return ast.ToScriptCode();
}
protected override LanguageContext GetLanguageContext(CompilerOptions compilerOptions)
{
return LanguageContext;
}
public CompilerContext(SourceUnit sourceUnit, CompilerOptions options, ErrorSink errorSink)
: this(sourceUnit, options, errorSink, null)
{
}