public static object Parse(SeekableStreamReader reader, SourceFile sourceFile, ModuleContainer module, ParserSession session, Report report, int lineModifier = 0, int colModifier = 0)
{
var file = new CompilationSourceFile(module, sourceFile);
module.AddTypeContainer(file);
object parser = null;
if (sourceFile.FileType == SourceFileType.CSharp)
{
CSharpParser csParser = new CSharpParser(reader, file, report, session);
csParser.Lexer.Line += lineModifier;
csParser.Lexer.Column += colModifier;
csParser.Lexer.sbag = new SpecialsBag();
csParser.parse();
parser = csParser;
}
else
{
PlayScriptParser psParser = new PlayScriptParser(reader, file, report, session);
psParser.parsing_playscript = sourceFile.PsExtended;
psParser.Lexer.Line += lineModifier;
psParser.Lexer.Column += colModifier;
psParser.Lexer.sbag = new SpecialsBag();
psParser.parse();
parser = psParser;
}
return(parser);
}
public void Parse(SeekableStreamReader reader, CompilationSourceFile file, ModuleContainer module)
{
file.NamespaceContainer = new NamespaceContainer(null, module, null, file);
CSharpParser parser = new CSharpParser(reader, file);
parser.parse();
}
/// <summary>
/// Parses the code and generate the compiled units.
/// </summary>
/// <param name="_code">The source code that is being parsed.</param>
/// <returns>Zero if success, otherwise a non-zero value would return.</returns>
/// <remarks>
/// For more information about compiled units, please refer to <see cref="System.CodeDom.CodeCompileUnit"/>.
/// </remarks>
/// <seealso cref="System.CodeDom.CodeCompileUnit"/>
public int Parse(string _code)
{
MemoryStream memoryStream = new MemoryStream(Encoding.ASCII.GetBytes(_code));
CSharpParser parser = new CSharpParser(null, memoryStream, null);
int ret = parser.parse();
codeCompileUnit__ = parser.Builder.CurrCompileUnit;
return(ret);
}
public static void Parse(SeekableStreamReader reader, SourceFile sourceFile, ModuleContainer module, ParserSession session, Report report)
{
var file = new CompilationSourceFile(module, sourceFile);
module.AddTypeContainer(file);
CSharpParser parser = new CSharpParser(reader, file, report, session);
parser.parse();
}
public CSharpParser Parse(SeekableStreamReader reader, SourceFile sourceFile, ModuleContainer module)
{
var file = new CompilationSourceFile(module, sourceFile);
module.AddTypeContainer(file);
CSharpParser parser = new CSharpParser(reader, file);
parser.Lexer.sbag = new SpecialsBag();
parser.parse();
return(parser);
}
public static void Parse(SeekableStreamReader reader, SourceFile source, ModuleContainer module, ParserSession session, Report report)
{
// Create the compilation source
CompilationSourceFile file = new CompilationSourceFile(module, source);
// Add to module
module.AddTypeContainer(file);
// Create the parser and run
CSharpParser parser = new CSharpParser(reader, file, report, session);
parser.parse();
}
public static CompilerCompilationUnit ParseFile(string[] args, Stream input, string inputFile, ReportPrinter reportPrinter)
{
lock (parseLock) {
try {
// Driver d = Driver.Create (args, false, null, reportPrinter);
// if (d == null)
// return null;
var r = new Report(reportPrinter);
CommandLineParser cmd = new CommandLineParser(r, Console.Out);
var setting = cmd.ParseArguments(args);
if (setting == null || r.Errors > 0)
{
return(null);
}
setting.Version = LanguageVersion.V_5;
CompilerContext ctx = new CompilerContext(setting, r);
var files = new List <CompilationSourceFile> ();
var unit = new CompilationSourceFile(inputFile, inputFile, 0);
var module = new ModuleContainer(ctx);
unit.NamespaceContainer = new NamespaceContainer(null, module, null, unit);
files.Add(unit);
Location.Initialize(files);
// TODO: encoding from driver
SeekableStreamReader reader = new SeekableStreamReader(input, Encoding.UTF8);
RootContext.ToplevelTypes = module;
CSharpParser parser = new CSharpParser(reader, unit);
parser.Lexer.TabSize = 1;
parser.Lexer.sbag = new SpecialsBag();
parser.LocationsBag = new LocationsBag();
parser.UsingsBag = new UsingsBag();
parser.parse();
return(new CompilerCompilationUnit()
{
ModuleCompiled = RootContext.ToplevelTypes,
LocationsBag = parser.LocationsBag,
UsingsBag = parser.UsingsBag,
SpecialsBag = parser.Lexer.sbag,
LastYYValue = parser.LastYYVal
});
} finally {
Reset();
}
}
}
public static CSharpParser Parse(SeekableStreamReader reader, SourceFile sourceFile, ModuleContainer module, ParserSession session, Report report, int lineModifier = 0, int colModifier = 0)
{
var file = new CompilationSourceFile(module, sourceFile);
module.AddTypeContainer(file);
CSharpParser parser = new CSharpParser(reader, file, report, session);
parser.Lexer.Line += lineModifier;
parser.Lexer.Column += colModifier;
parser.Lexer.sbag = new SpecialsBag();
parser.parse();
return(parser);
}
public static void Parse(SeekableStreamReader reader, SourceFile sourceFile, ModuleContainer module, ParserSession session, Report report)
{
var file = new CompilationSourceFile(module, sourceFile);
module.AddTypeContainer(file);
if (sourceFile.FileType == SourceFileType.CSharp)
{
CSharpParser parser = new CSharpParser(reader, file, session);
parser.parse();
}
else
{
PlayScriptParser parser = new PlayScriptParser(reader, file, session);
parser.parsing_playscript = sourceFile.PsExtended;
parser.parse();
}
}
public void Simple()
{
//string content = @"class A { }";
string content = @"
class Foo
{
void Bar ()
{
completionList.Add (""delegate"" + sb, ""md-keyword"", GettextCatalog.GetString (""Creates anonymous delegate.""), ""delegate"" + sb + "" {"" + Document.Editor.EolMarker + stateTracker.Engine.ThisLineIndent + TextEditorProperties.IndentString + ""|"" + Document.Editor.EolMarker + stateTracker.Engine.ThisLineIndent +""};"");
}
}"
;
var stream = new MemoryStream(Encoding.UTF8.GetBytes(content));
var ctx = new CompilerContext(new CompilerSettings(), new Report(new AssertReportPrinter()));
ModuleContainer module = new ModuleContainer(ctx);
CSharpParser parser = new CSharpParser(
new SeekableStreamReader(stream, Encoding.UTF8),
new CompilationUnit("name", "path", 0),
module);
RootContext.ToplevelTypes = module;
Location.AddFile(ctx.Report, "asdfas");
Location.Initialize();
parser.LocationsBag = new LocationsBag();
parser.parse();
var m = module.Types[0].Methods[0] as Method;
var s = m.Block.FirstStatement;
var o = s.loc.Column;
module.Accept(new TestVisitor());
}
public void Parse(string filename)
{
CSharpParser parser;
ArrayList defines = new ArrayList();
Stream input;
int id;
if (fileIDs [filename] == null)
{
fileIDs [filename] = (object)files;
id = (int)fileIDs [filename];
fileNames [id] = filename;
files++;
}
else
{
id = (int)fileIDs [filename];
}
try {
input = File.OpenRead(filename);
} catch {
Console.WriteLine("Source file '" + filename + "' could not be opened");
return;
}
StreamReader reader = new StreamReader(input);
parser = new CSharpParser(reader, filename, defines, db, id);
//parser.yacc_verbose = yacc_verbose;
try {
parser.parse();
} catch (Exception ex) {
Console.WriteLine("Compilation aborted: " + ex);
} finally {
input.Close();
}
}
public void Simple()
{
//string content = @"class A { }";
string content = @"
class Foo
{
void Bar ()
{
completionList.Add (""delegate"" + sb, ""md-keyword"", GettextCatalog.GetString (""Creates anonymous delegate.""), ""delegate"" + sb + "" {"" + Document.Editor.EolMarker + stateTracker.Engine.ThisLineIndent + TextEditorProperties.IndentString + ""|"" + Document.Editor.EolMarker + stateTracker.Engine.ThisLineIndent +""};"");
}
}"
;
var stream = new MemoryStream(Encoding.UTF8.GetBytes(content));
var ctx = new CompilerContext(new CompilerSettings(), new AssertReportPrinter());
ModuleContainer module = new ModuleContainer(ctx);
var file = new SourceFile("test", "asdfas", 0);
CSharpParser parser = new CSharpParser(
new SeekableStreamReader(stream, Encoding.UTF8),
new CompilationSourceFile(module, file),
ctx.Report,
new ParserSession());
RootContext.ToplevelTypes = module;
Location.Initialize(new List <SourceFile> {
file
});
parser.parse();
Assert.AreEqual(0, ctx.Report.Errors);
module.Accept(new TestVisitor());
}
//
// Processes "see" or "seealso" elements from cref attribute.
//
void HandleXrefCommon(MemberCore mc, XmlElement xref)
{
string cref = xref.GetAttribute("cref");
// when, XmlReader, "if (cref == null)"
if (!xref.HasAttribute("cref"))
{
return;
}
// Nothing to be resolved the reference is marked explicitly
if (cref.Length > 2 && cref [1] == ':')
{
return;
}
// Additional symbols for < and > are allowed for easier XML typing
cref = cref.Replace('{', '<').Replace('}', '>');
var encoding = module.Compiler.Settings.Encoding;
var s = new MemoryStream(encoding.GetBytes(cref));
var source_file = new CompilationSourceFile(doc_module, mc.Location.SourceFile);
var report = new Report(doc_module.Compiler, new NullReportPrinter());
if (session == null)
{
session = new ParserSession {
UseJayGlobalArrays = true
}
}
;
SeekableStreamReader seekable = new SeekableStreamReader(s, encoding, session.StreamReaderBuffer);
var parser = new CSharpParser(seekable, source_file, report, session);
ParsedParameters = null;
ParsedName = null;
ParsedBuiltinType = null;
ParsedOperator = null;
parser.Lexer.putback_char = Tokenizer.DocumentationXref;
parser.Lexer.parsing_generic_declaration_doc = true;
parser.parse();
if (report.Errors > 0)
{
Report.Warning(1584, 1, mc.Location, "XML comment on `{0}' has syntactically incorrect cref attribute `{1}'",
mc.GetSignatureForError(), cref);
xref.SetAttribute("cref", "!:" + cref);
return;
}
MemberSpec member;
string prefix = null;
FullNamedExpression fne = null;
//
// Try built-in type first because we are using ParsedName as identifier of
// member names on built-in types
//
if (ParsedBuiltinType != null && (ParsedParameters == null || ParsedName != null))
{
member = ParsedBuiltinType.Type;
}
else
{
member = null;
}
if (ParsedName != null || ParsedOperator.HasValue)
{
TypeSpec type = null;
string member_name = null;
if (member == null)
{
if (ParsedOperator.HasValue)
{
type = mc.CurrentType;
}
else if (ParsedName.Left != null)
{
fne = ResolveMemberName(mc, ParsedName.Left);
if (fne != null)
{
var ns = fne as NamespaceExpression;
if (ns != null)
{
fne = ns.LookupTypeOrNamespace(mc, ParsedName.Name, ParsedName.Arity, LookupMode.Probing, Location.Null);
if (fne != null)
{
member = fne.Type;
}
}
else
{
type = fne.Type;
}
}
}
else
{
fne = ResolveMemberName(mc, ParsedName);
if (fne == null)
{
type = mc.CurrentType;
}
else if (ParsedParameters == null)
{
member = fne.Type;
}
else if (fne.Type.MemberDefinition == mc.CurrentType.MemberDefinition)
{
member_name = Constructor.ConstructorName;
type = fne.Type;
}
}
}
else
{
type = (TypeSpec)member;
member = null;
}
if (ParsedParameters != null)
{
var old_printer = mc.Module.Compiler.Report.SetPrinter(new NullReportPrinter());
try {
var context = new DocumentationMemberContext(mc, ParsedName ?? MemberName.Null);
foreach (var pp in ParsedParameters)
{
pp.Resolve(context);
}
} finally {
mc.Module.Compiler.Report.SetPrinter(old_printer);
}
}
if (type != null)
{
if (member_name == null)
{
member_name = ParsedOperator.HasValue ?
Operator.GetMetadataName(ParsedOperator.Value) : ParsedName.Name;
}
int parsed_param_count;
if (ParsedOperator == Operator.OpType.Explicit || ParsedOperator == Operator.OpType.Implicit)
{
parsed_param_count = ParsedParameters.Count - 1;
}
else if (ParsedParameters != null)
{
parsed_param_count = ParsedParameters.Count;
}
else
{
parsed_param_count = 0;
}
int parameters_match = -1;
do
{
var members = MemberCache.FindMembers(type, member_name, true);
if (members != null)
{
foreach (var m in members)
{
if (ParsedName != null && m.Arity != ParsedName.Arity)
{
continue;
}
if (ParsedParameters != null)
{
IParametersMember pm = m as IParametersMember;
if (pm == null)
{
continue;
}
if (m.Kind == MemberKind.Operator && !ParsedOperator.HasValue)
{
continue;
}
var pm_params = pm.Parameters;
int i;
for (i = 0; i < parsed_param_count; ++i)
{
var pparam = ParsedParameters[i];
if (i >= pm_params.Count || pparam == null || pparam.TypeSpec == null ||
!TypeSpecComparer.Override.IsEqual(pparam.TypeSpec, pm_params.Types[i]) ||
(pparam.Modifier & Parameter.Modifier.RefOutMask) != (pm_params.FixedParameters[i].ModFlags & Parameter.Modifier.RefOutMask))
{
if (i > parameters_match)
{
parameters_match = i;
}
i = -1;
break;
}
}
if (i < 0)
{
continue;
}
if (ParsedOperator == Operator.OpType.Explicit || ParsedOperator == Operator.OpType.Implicit)
{
if (pm.MemberType != ParsedParameters[parsed_param_count].TypeSpec)
{
parameters_match = parsed_param_count + 1;
continue;
}
}
else
{
if (parsed_param_count != pm_params.Count)
{
continue;
}
}
}
if (member != null)
{
Report.Warning(419, 3, mc.Location,
"Ambiguous reference in cref attribute `{0}'. Assuming `{1}' but other overloads including `{2}' have also matched",
cref, member.GetSignatureForError(), m.GetSignatureForError());
break;
}
member = m;
}
}
// Continue with parent type for nested types
if (member == null)
{
type = type.DeclaringType;
}
else
{
type = null;
}
} while (type != null);
if (member == null && parameters_match >= 0)
{
for (int i = parameters_match; i < parsed_param_count; ++i)
{
Report.Warning(1580, 1, mc.Location, "Invalid type for parameter `{0}' in XML comment cref attribute `{1}'",
(i + 1).ToString(), cref);
}
if (parameters_match == parsed_param_count + 1)
{
Report.Warning(1581, 1, mc.Location, "Invalid return type in XML comment cref attribute `{0}'", cref);
}
}
}
}
if (member == null)
{
Report.Warning(1574, 1, mc.Location, "XML comment on `{0}' has cref attribute `{1}' that could not be resolved",
mc.GetSignatureForError(), cref);
cref = "!:" + cref;
}
else if (member == InternalType.Namespace)
{
cref = "N:" + fne.GetSignatureForError();
}
else
{
prefix = GetMemberDocHead(member);
cref = prefix + member.GetSignatureForDocumentation();
}
xref.SetAttribute("cref", cref);
}
//
// Parses the string @input and returns a CSharpParser if succeeful.
//
// if @silent is set to true then no errors are
// reported to the user. This is used to do various calls to the
// parser and check if the expression is parsable.
//
// @partial_input: if @silent is true, then it returns whether the
// parsed expression was partial, and more data is needed
//
CSharpParser ParseString(ParseMode mode, string input, out bool partial_input)
{
partial_input = false;
Reset();
var enc = ctx.Settings.Encoding;
var s = new MemoryStream(enc.GetBytes(input));
SeekableStreamReader seekable = new SeekableStreamReader(s, enc);
InputKind kind = ToplevelOrStatement(seekable);
if (kind == InputKind.Error)
{
if (mode == ParseMode.ReportErrors)
{
ctx.Report.Error(-25, "Detection Parsing Error");
}
partial_input = false;
return(null);
}
if (kind == InputKind.EOF)
{
if (mode == ParseMode.ReportErrors)
{
Console.Error.WriteLine("Internal error: EOF condition should have been detected in a previous call with silent=true");
}
partial_input = true;
return(null);
}
seekable.Position = 0;
source_file.DeclarationFound = false;
CSharpParser parser = new CSharpParser(seekable, source_file, new ParserSession());
if (kind == InputKind.StatementOrExpression)
{
parser.Lexer.putback_char = Tokenizer.EvalStatementParserCharacter;
parser.Lexer.parsing_block++;
ctx.Settings.StatementMode = true;
}
else
{
parser.Lexer.putback_char = Tokenizer.EvalCompilationUnitParserCharacter;
ctx.Settings.StatementMode = false;
}
if (mode == ParseMode.GetCompletions)
{
parser.Lexer.CompleteOnEOF = true;
}
ReportPrinter old_printer = null;
if ((mode == ParseMode.Silent || mode == ParseMode.GetCompletions))
{
old_printer = ctx.Report.SetPrinter(new StreamReportPrinter(TextWriter.Null));
}
try {
parser.parse();
} finally {
if (ctx.Report.Errors != 0)
{
if (mode != ParseMode.ReportErrors && parser.UnexpectedEOF)
{
partial_input = true;
}
if (parser.undo != null)
{
parser.undo.ExecuteUndo();
}
parser = null;
}
if (old_printer != null)
{
ctx.Report.SetPrinter(old_printer);
}
}
return(parser);
}
// Mimicked from https://github.com/kkdevs/Patchwork/blob/master/Patchwork/MonoScript.cs#L124
public static Assembly Compile(Dictionary <string, byte[]> sources, TextWriter logger = null)
{
ReportPrinter reporter = logger == null ? new ConsoleReportPrinter() : new StreamReportPrinter(logger);
Location.Reset();
var dllName = $"compiled_{DateTime.Now.Ticks}";
compiledAssemblies.Add(dllName);
var ctx = CreateContext(reporter);
ctx.Settings.SourceFiles.Clear();
var i = 0;
SeekableStreamReader GetFile(SourceFile file)
{
return(new SeekableStreamReader(new MemoryStream(sources[file.OriginalFullPathName]), Encoding.UTF8));
}
foreach (var source in sources)
{
ctx.Settings.SourceFiles.Add(new SourceFile(Path.GetFileName(source.Key), source.Key, i, GetFile));
i++;
}
var container = new ModuleContainer(ctx);
RootContext.ToplevelTypes = container;
Location.Initialize(ctx.Settings.SourceFiles);
var session = new ParserSession {
UseJayGlobalArrays = true, LocatedTokens = new LocatedToken[15000]
};
container.EnableRedefinition();
foreach (var sourceFile in ctx.Settings.SourceFiles)
{
var stream = sourceFile.GetInputStream(sourceFile);
var source = new CompilationSourceFile(container, sourceFile);
source.EnableRedefinition();
container.AddTypeContainer(source);
var parser = new CSharpParser(stream, source, session);
parser.parse();
}
var ass = new AssemblyDefinitionDynamic(container, dllName, $"{dllName}.dll");
container.SetDeclaringAssembly(ass);
var importer = new ReflectionImporter(container, ctx.BuiltinTypes);
ass.Importer = importer;
var loader = new DynamicLoader(importer, ctx);
ImportAppdomainAssemblies(a => importer.ImportAssembly(a, container.GlobalRootNamespace));
loader.LoadReferences(container);
ass.Create(AppDomain.CurrentDomain, AssemblyBuilderAccess.RunAndSave);
container.CreateContainer();
loader.LoadModules(ass, container.GlobalRootNamespace);
container.InitializePredefinedTypes();
container.Define();
if (ctx.Report.Errors > 0)
{
logger?.WriteLine("Found errors! Aborting compilation...");
return(null);
}
try
{
ass.Resolve();
ass.Emit();
container.CloseContainer();
ass.EmbedResources();
}
catch (Exception e)
{
logger?.WriteLine($"Failed to compile because {e}");
return(null);
}
return(ass.Builder);
}
public Assembly DoStaticCompile(IEnumerable <object> sources, string prefix = "compiled_")
{
reporter.Reset();
Location.Reset();
var ctx = BuildContext(reporter);
ctx.Settings.SourceFiles.Clear();
int i = 0;
var allBytes = new MemoryStream();
List <Assembly> imports = new List <Assembly>();
foreach (var fo in sources)
{
Assembly impass = fo as Assembly;
if (impass != null)
{
imports.Add(impass);
continue;
}
var f = fo as string;
byte[] fbuf = fo as byte[];
if (f != null)
{
if (!f.EndsWith(".cs"))
{
continue;
}
var bname = (f + "\n").ToBytes();
allBytes.Write(bname, 0, bname.Length);
fbuf = File.ReadAllBytes(f);
allBytes.Write(fbuf, 0, fbuf.Length);
}
else
{
allBytes.Write(fbuf, 0, fbuf.Length);
f = null;
}
i++;
ctx.Settings.SourceFiles.Add(new SourceFile(f == null ? "<eval>" : Path.GetFileName(f), f ?? "<eval>", i, (o) =>
{
return(new SeekableStreamReader(new MemoryStream(fbuf), Encoding.UTF8));
}));
}
string dllname = prefix + (counter++) + ".dll";
if (tempdir != null)
{
if (hashkey != null)
{
var hb = hashkey.ToBytes();
allBytes.Write(hb, 0, hb.Length);
}
var hash = prefix + Ext.HashToString(allBytes.ToArray()).Substring(0, 12).ToLower() + ".dll";
if (hashkey == null)
{
hashkey = hash;
}
dllname = Path.Combine(tempdir, hash);
if (File.Exists(dllname))
{
var nam = AssemblyName.GetAssemblyName(dllname);
unloaded.Remove(nam.Name.ToLower());
return(Assembly.Load(nam));
}
}
var mod = new ModuleContainer(ctx);
RootContext.ToplevelTypes = mod;
Location.Initialize(ctx.Settings.SourceFiles);
var session = new ParserSession()
{
UseJayGlobalArrays = true,
LocatedTokens = new LocatedToken[15000]
};
mod.EnableRedefinition();
foreach (var finfo in ctx.Settings.SourceFiles)
{
var fs = finfo.GetInputStream(finfo);
var csrc = new CompilationSourceFile(mod, finfo);
csrc.EnableRedefinition();
mod.AddTypeContainer(csrc);
var parser = new CSharpParser(fs, csrc, session);
parser.parse();
}
Debug.Log("Defining new assembly " + dllname);
var ass = new AssemblyDefinitionDynamic(mod, Path.GetFileNameWithoutExtension(dllname), dllname);
mod.SetDeclaringAssembly(ass);
var importer = new ReflectionImporter(mod, ctx.BuiltinTypes);
ass.Importer = importer;
var loader = new DynamicLoader(importer, ctx);
ImportAssemblies((a) => importer.ImportAssembly(a, mod.GlobalRootNamespace), prefix);
foreach (var impa in imports)
{
importer.ImportAssembly(impa, mod.GlobalRootNamespace);
}
loader.LoadReferences(mod);
ass.Create(AppDomain.CurrentDomain, AssemblyBuilderAccess.RunAndSave);
mod.CreateContainer();
loader.LoadModules(ass, mod.GlobalRootNamespace);
mod.InitializePredefinedTypes();
mod.Define();
if (ctx.Report.Errors > 0)
{
tw.WriteLine($"{ctx.Report.Errors} errors, aborting.");
return(null);
}
try
{
ass.Resolve();
ass.Emit();
mod.CloseContainer();
ass.EmbedResources();
}
catch (Exception ex)
{
tw.WriteLine($"Link error: " + ex.ToString());
return(null);
}
if (tempdir != null)
{
ass.Save();
}
return(ass.Builder);
}
public void Parse(SeekableStreamReader reader, CompilationUnit file, ModuleContainer module)
{
CSharpParser parser = new CSharpParser(reader, file, module);
parser.parse();
}
//
// Parses the string @input and returns a CSharpParser if succeeful.
//
// if @silent is set to true then no errors are
// reported to the user. This is used to do various calls to the
// parser and check if the expression is parsable.
//
// @partial_input: if @silent is true, then it returns whether the
// parsed expression was partial, and more data is needed
//
CSharpParser ParseString(ParseMode mode, string input, out bool partial_input)
{
partial_input = false;
Reset();
Tokenizer.LocatedToken.Initialize();
Stream s = new MemoryStream(Encoding.UTF8.GetBytes(input));
SeekableStreamReader seekable = new SeekableStreamReader(s, Encoding.UTF8);
InputKind kind = ToplevelOrStatement(seekable);
if (kind == InputKind.Error)
{
if (mode == ParseMode.ReportErrors)
{
ctx.Report.Error(-25, "Detection Parsing Error");
}
partial_input = false;
return(null);
}
if (kind == InputKind.EOF)
{
if (mode == ParseMode.ReportErrors)
{
Console.Error.WriteLine("Internal error: EOF condition should have been detected in a previous call with silent=true");
}
partial_input = true;
return(null);
}
seekable.Position = 0;
if (ns == null)
{
ns = new NamespaceEntry(module, null, Location.SourceFiles[0], null);
}
ns.DeclarationFound = false;
CSharpParser parser = new CSharpParser(seekable, Location.SourceFiles [0], module, ns);
if (kind == InputKind.StatementOrExpression)
{
parser.Lexer.putback_char = Tokenizer.EvalStatementParserCharacter;
ctx.Settings.StatementMode = true;
}
else
{
parser.Lexer.putback_char = Tokenizer.EvalCompilationUnitParserCharacter;
ctx.Settings.StatementMode = false;
}
if (mode == ParseMode.GetCompletions)
{
parser.Lexer.CompleteOnEOF = true;
}
ReportPrinter old_printer = null;
if ((mode == ParseMode.Silent || mode == ParseMode.GetCompletions) && CSharpParser.yacc_verbose_flag == 0)
{
old_printer = ctx.Report.SetPrinter(new StreamReportPrinter(TextWriter.Null));
}
try {
parser.parse();
} finally {
if (ctx.Report.Errors != 0)
{
if (mode != ParseMode.ReportErrors && parser.UnexpectedEOF)
{
partial_input = true;
}
if (parser.undo != null)
{
parser.undo.ExecuteUndo();
}
parser = null;
}
if (old_printer != null)
{
ctx.Report.SetPrinter(old_printer);
}
}
return(parser);
}
//
// Parses the string @input and returns a CSharpParser if succeeful.
//
// if @silent is set to true then no errors are
// reported to the user. This is used to do various calls to the
// parser and check if the expression is parsable.
//
// @partial_input: if @silent is true, then it returns whether the
// parsed expression was partial, and more data is needed
//
static CSharpParser ParseString(ParseMode mode, string input, out bool partial_input)
{
partial_input = false;
Reset();
queued_fields.Clear();
Tokenizer.LocatedToken.Initialize();
Stream s = new MemoryStream(Encoding.Default.GetBytes(input));
SeekableStreamReader seekable = new SeekableStreamReader(s, Encoding.Default);
InputKind kind = ToplevelOrStatement(seekable);
if (kind == InputKind.Error)
{
if (mode == ParseMode.ReportErrors)
{
ctx.Report.Error(-25, "Detection Parsing Error");
}
partial_input = false;
return(null);
}
if (kind == InputKind.EOF)
{
if (mode == ParseMode.ReportErrors)
{
Console.Error.WriteLine("Internal error: EOF condition should have been detected in a previous call with silent=true");
}
partial_input = true;
return(null);
}
seekable.Position = 0;
CSharpParser parser = new CSharpParser(seekable, Location.SourceFiles [0], RootContext.ToplevelTypes);
if (kind == InputKind.StatementOrExpression)
{
parser.Lexer.putback_char = Tokenizer.EvalStatementParserCharacter;
RootContext.StatementMode = true;
}
else
{
//
// Do not activate EvalCompilationUnitParserCharacter until
// I have figured out all the limitations to invoke methods
// in the generated classes. See repl.txt
//
parser.Lexer.putback_char = Tokenizer.EvalUsingDeclarationsParserCharacter;
//parser.Lexer.putback_char = Tokenizer.EvalCompilationUnitParserCharacter;
RootContext.StatementMode = false;
}
if (mode == ParseMode.GetCompletions)
{
parser.Lexer.CompleteOnEOF = true;
}
ReportPrinter old_printer = null;
if ((mode == ParseMode.Silent || mode == ParseMode.GetCompletions) && CSharpParser.yacc_verbose_flag == 0)
{
old_printer = SetPrinter(new StreamReportPrinter(TextWriter.Null));
}
try
{
parser.parse();
}
finally
{
if (ctx.Report.Errors != 0)
{
if (mode != ParseMode.ReportErrors && parser.UnexpectedEOF)
{
partial_input = true;
}
parser.undo.ExecuteUndo();
parser = null;
}
if (old_printer != null)
{
SetPrinter(old_printer);
}
}
return(parser);
}
//
// Parses the string @input and returns a CSharpParser if succeeful.
//
// if @silent is set to true then no errors are
// reported to the user. This is used to do various calls to the
// parser and check if the expression is parsable.
//
// @partial_input: if @silent is true, then it returns whether the
// parsed expression was partial, and more data is needed
//
static CSharpParser ParseString(bool silent, string input, out bool partial_input)
{
partial_input = false;
Reset();
queued_fields.Clear();
Stream s = new MemoryStream(Encoding.Default.GetBytes(input));
SeekableStreamReader seekable = new SeekableStreamReader(s, Encoding.Default);
InputKind kind = ToplevelOrStatement(seekable);
if (kind == InputKind.Error)
{
if (!silent)
{
Report.Error(-25, "Detection Parsing Error");
}
partial_input = false;
return(null);
}
if (kind == InputKind.EOF)
{
if (silent == false)
{
Console.Error.WriteLine("Internal error: EOF condition should have been detected in a previous call with silent=true");
}
partial_input = true;
return(null);
}
seekable.Position = 0;
CSharpParser parser = new CSharpParser(seekable, (CompilationUnit)Location.SourceFiles [0]);
parser.ErrorOutput = Report.Stderr;
if (kind == InputKind.StatementOrExpression)
{
parser.Lexer.putback_char = Tokenizer.EvalStatementParserCharacter;
RootContext.StatementMode = true;
}
else
{
//
// Do not activate EvalCompilationUnitParserCharacter until
// I have figured out all the limitations to invoke methods
// in the generated classes. See repl.txt
//
parser.Lexer.putback_char = Tokenizer.EvalUsingDeclarationsParserCharacter;
//parser.Lexer.putback_char = Tokenizer.EvalCompilationUnitParserCharacter;
RootContext.StatementMode = false;
}
if (silent)
{
Report.DisableReporting();
}
try {
parser.parse();
} finally {
if (Report.Errors != 0)
{
if (silent && parser.UnexpectedEOF)
{
partial_input = true;
}
parser.undo.ExecuteUndo();
parser = null;
}
if (silent)
{
Report.EnableReporting();
}
}
return(parser);
}
