public void Parse (CompilationSourceFile file, ModuleContainer module)
{
Stream input;
try {
input = File.OpenRead (file.Name);
} catch {
Report.Error (2001, "Source file `{0}' could not be found", file.Name);
return;
}
// Check 'MZ' header
if (input.ReadByte () == 77 && input.ReadByte () == 90) {
Report.Error (2015, "Source file `{0}' is a binary file and not a text file", file.Name);
input.Close ();
return;
}
input.Position = 0;
SeekableStreamReader reader = new SeekableStreamReader (input, ctx.Settings.Encoding);
Parse (reader, file, module);
reader.Dispose ();
input.Close ();
}
void tokenize_file (SourceFile sourceFile, ModuleContainer module)
{
Stream input;
try {
input = File.OpenRead (sourceFile.Name);
} catch {
Report.Error (2001, "Source file `" + sourceFile.Name + "' could not be found");
return;
}
using (input){
SeekableStreamReader reader = new SeekableStreamReader (input, ctx.Settings.Encoding);
var file = new CompilationSourceFile (module, sourceFile);
Tokenizer lexer = new Tokenizer (reader, file);
int token, tokens = 0, errors = 0;
while ((token = lexer.token ()) != Token.EOF){
tokens++;
if (token == Token.ERROR)
errors++;
}
Console.WriteLine ("Tokenized: " + tokens + " found " + errors + " errors");
}
return;
}
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 Evaluator (CompilerContext ctx)
{
this.ctx = ctx;
module = new ModuleContainer (ctx);
module.Evaluator = this;
source_file = new CompilationSourceFile (module);
module.AddTypeContainer (source_file);
startup_files = ctx.SourceFiles.Count;
// FIXME: Importer needs this assembly for internalsvisibleto
module.SetDeclaringAssembly (new AssemblyDefinitionDynamic (module, "evaluator"));
importer = new ReflectionImporter (module, ctx.BuiltinTypes);
InteractiveBaseClass = typeof (InteractiveBase);
fields = new Dictionary<string, Tuple<FieldSpec, FieldInfo>> ();
}
public Evaluator (CompilerSettings settings, Report report)
{
ctx = new CompilerContext (settings, report);
module = new ModuleContainer (ctx);
module.Evaluator = this;
source_file = new CompilationSourceFile ("{interactive}", "", 1);
source_file.NamespaceContainer = new NamespaceContainer (null, module, null, source_file);
ctx.SourceFiles.Add (source_file);
// FIXME: Importer needs this assembly for internalsvisibleto
module.SetDeclaringAssembly (new AssemblyDefinitionDynamic (module, "evaluator"));
importer = new ReflectionImporter (module, ctx.BuiltinTypes);
InteractiveBaseClass = typeof (InteractiveBase);
fields = new Dictionary<string, Tuple<FieldSpec, FieldInfo>> ();
}
//
// This is used when we encounter a #line preprocessing directive during parsing
// to register additional source file names
//
public SourceFile LookupFile(CompilationSourceFile comp_unit, string name)
{
if (all_source_files == null)
{
all_source_files = new Dictionary <string, SourceFile>();
foreach (var source in SourceFiles)
{
all_source_files[source.FullPathName] = source;
}
}
string path;
if (!Path.IsPathRooted(name))
{
var loc = comp_unit.SourceFile;
string root = Path.GetDirectoryName(loc.FullPathName);
path = Path.GetFullPath(Path.Combine(root, name));
var dir = Path.GetDirectoryName(loc.Name);
if (!string.IsNullOrEmpty(dir))
{
name = Path.Combine(dir, name);
}
}
else
{
path = name;
}
SourceFile retval;
if (all_source_files.TryGetValue(path, out retval))
{
return(retval);
}
retval = new SourceFile(name, path, all_source_files.Count + 1);
Location.AddFile(retval);
all_source_files.Add(path, retval);
return(retval);
}
public NamespaceEntry(ModuleContainer module, NamespaceEntry parent, CompilationSourceFile sourceFile, string name)
{
this.module = module;
this.parent = parent;
this.file = sourceFile;
if (parent != null)
{
ns = parent.NS.GetNamespace(name, true);
}
else if (name != null)
{
ns = module.GlobalRootNamespace.GetNamespace(name, true);
}
else
{
ns = module.GlobalRootNamespace;
}
SlaveDeclSpace = new RootDeclSpace(module, this);
}
void tokenize_file (SourceFile sourceFile, ModuleContainer module, ParserSession session)
{
Stream input;
try {
input = File.OpenRead (sourceFile.Name);
} catch {
Report.Error (2001, "Source file `" + sourceFile.Name + "' could not be found");
return;
}
using (input) {
SeekableStreamReader reader = new SeekableStreamReader (input, ctx.Settings.Encoding);
var file = new CompilationSourceFile (module, sourceFile);
if (sourceFile.FileType == SourceFileType.CSharp) {
Tokenizer lexer = new Tokenizer (reader, file, session);
int token, tokens = 0, errors = 0;
while ((token = lexer.token ()) != Token.EOF){
tokens++;
if (token == Token.ERROR)
errors++;
}
} else {
Mono.PlayScript.Tokenizer lexer = new Mono.PlayScript.Tokenizer (reader, file, session);
lexer.ParsingPlayScript = sourceFile.PsExtended;
int token, tokens = 0, errors = 0;
while ((token = lexer.token ()) != Mono.PlayScript.Token.EOF){
tokens++;
if (token == Mono.PlayScript.Token.ERROR)
errors++;
}
}
}
return;
}
public NamespaceContainer(MemberName name, ModuleContainer module, NamespaceContainer parent, CompilationSourceFile sourceFile)
{
this.module = module;
this.parent = parent;
this.file = sourceFile;
this.loc = name == null ? Location.Null : name.Location;
if (parent != null)
{
ns = parent.NS.GetNamespace(name.GetName(), true);
}
else if (name != null)
{
ns = module.GlobalRootNamespace.GetNamespace(name.GetName(), true);
}
else
{
ns = module.GlobalRootNamespace;
}
SlaveDeclSpace = new RootDeclSpace(module, this);
}
public Evaluator(CompilerContext ctx)
{
this.ctx = ctx;
module = new ModuleContainer(ctx);
module.Evaluator = this;
source_file = new CompilationSourceFile(module, null);
module.AddTypeContainer(source_file);
startup_files = ctx.SourceFiles.Count;
// FIXME: Importer needs this assembly for internalsvisibleto
module.SetDeclaringAssembly(new AssemblyDefinitionDynamic(module, "evaluator"));
importer = new ReflectionImporter(module, ctx.BuiltinTypes)
{
IgnorePrivateMembers = false,
IgnoreCompilerGeneratedField = false
};
InteractiveBaseClass = typeof(InteractiveBase);
fields = new Dictionary <string, Tuple <FieldSpec, FieldInfo> > ();
}
public bool IsConditionallyExcluded(IMemberContext ctx)
{
if ((Kind & (MemberKind.Class | MemberKind.Method)) == 0)
{
return(false);
}
var conditions = MemberDefinition.ConditionalConditions();
if (conditions == null)
{
return(false);
}
var m = ctx.CurrentMemberDefinition;
CompilationSourceFile unit = null;
while (m != null && unit == null)
{
unit = m as CompilationSourceFile;
m = m.Parent;
}
if (unit != null)
{
foreach (var condition in conditions)
{
if (unit.IsConditionalDefined(condition))
{
return(false);
}
}
}
return(true);
}
public CSharpParser (SeekableStreamReader reader, CompilationSourceFile file)
: this (reader, file, file.NamespaceContainer.Module.Compiler.Report)
{
}
void AddSourceFile (string fileName, List<CompilationSourceFile> sourceFiles)
{
string path = Path.GetFullPath (fileName);
int index;
if (source_file_index.TryGetValue (path, out index)) {
string other_name = sourceFiles[index - 1].Name;
if (fileName.Equals (other_name))
report.Warning (2002, 1, "Source file `{0}' specified multiple times", other_name);
else
report.Warning (2002, 1, "Source filenames `{0}' and `{1}' both refer to the same file: {2}", fileName, other_name, path);
return;
}
var unit = new CompilationSourceFile (fileName, path, sourceFiles.Count + 1);
sourceFiles.Add (unit);
source_file_index.Add (path, unit.Index);
}
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 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;
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.Default);
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 ();
}
}
}
//
// Processes "see" or "seealso" elements from cref attribute.
//
void HandleXrefCommon (MemberCore mc, TypeContainer ds, 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));
SeekableStreamReader seekable = new SeekableStreamReader (s, encoding);
var source_file = new CompilationSourceFile (doc_module);
var report = new Report (doc_module.Compiler, new NullReportPrinter ());
var parser = new CSharpParser (seekable, source_file, report);
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 Namespace;
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 ());
foreach (var pp in ParsedParameters) {
pp.Resolve (mc);
}
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;
int i;
for (i = 0; i < parsed_param_count; ++i) {
var pparam = ParsedParameters[i];
if (i >= pm.Parameters.Count || pparam == null ||
pparam.TypeSpec != pm.Parameters.Types[i] ||
(pparam.Modifier & Parameter.Modifier.SignatureMask) != (pm.Parameters.FixedParameters[i].ModFlags & Parameter.Modifier.SignatureMask)) {
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.Parameters.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);
}
public CSharpParser (SeekableStreamReader reader, CompilationSourceFile file, ParserSession session)
: this (reader, file, file.Compiler.Report, session)
{
}
public NamespaceContainer (MemberName name, NamespaceContainer parent)
: base (parent, name, null, MemberKind.Namespace)
{
this.Parent = parent;
this.ns = parent.NS.AddNamespace (name);
containers = new List<TypeContainer> ();
var topParent = this;
while (topParent.Parent != null) {
topParent = topParent.Parent;
}
compSourceFile = topParent as CompilationSourceFile;
}
public virtual void Visit (CompilationSourceFile csf)
{
}
public CSharpParser (SeekableStreamReader reader, CompilationSourceFile file)
{
this.file = file;
current_namespace = file.NamespaceContainer;
this.module = current_namespace.Module;
this.compiler = module.Compiler;
this.settings = compiler.Settings;
lang_version = settings.Version;
doc_support = settings.Documentation != null;
current_class = current_namespace.SlaveDeclSpace;
current_container = current_class.PartialContainer; // == RootContest.ToplevelTypes
oob_stack.Clear ();
lexer = new Tokenizer (reader, file, compiler);
use_global_stacks = true;
}
/*
/// <summary>
/// Parses a file snippet; guessing what the code snippet represents (whole file, type members, block, type reference, expression).
/// </summary>
public AstNode ParseSnippet (string code)
{
// TODO: add support for parsing a part of a file
throw new NotImplementedException ();
}
*/
public DocumentationReference ParseDocumentationReference(string cref)
{
// see Mono.CSharp.DocumentationBuilder.HandleXrefCommon
if (cref == null)
throw new ArgumentNullException("cref");
// Additional symbols for < and > are allowed for easier XML typing
cref = cref.Replace('{', '<').Replace('}', '>');
lock (parseLock) {
errorReportPrinter = new ErrorReportPrinter("");
var ctx = new CompilerContext(compilerSettings.ToMono(), errorReportPrinter);
ctx.Settings.TabSize = 1;
var reader = new SeekableStreamReader(new StringTextSource(cref));
var file = new SourceFile("", "", 0);
Location.Initialize(new List<SourceFile>(new [] { file }));
var module = new ModuleContainer(ctx);
module.DocumentationBuilder = new DocumentationBuilder(module);
var source_file = new CompilationSourceFile(module);
var report = new Report(ctx, errorReportPrinter);
var session = new ParserSession();
session.LocationsBag = new LocationsBag();
var parser = new Mono.CSharp.CSharpParser(reader, source_file, report, session);
parser.Lexer.Line += initialLocation.Line - 1;
parser.Lexer.Column += initialLocation.Column - 1;
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);
}
var conversionVisitor = new ConversionVisitor(false, session.LocationsBag);
var docRef = conversionVisitor.ConvertXmlDoc(module.DocumentationBuilder);
CompilerCallableEntryPoint.Reset();
return docRef;
}
}
public CSharpParser (SeekableStreamReader reader, CompilationSourceFile file, Report report)
{
this.file = file;
current_container = current_namespace = file;
this.module = file.Module;
this.compiler = file.Compiler;
this.settings = compiler.Settings;
this.report = report;
lang_version = settings.Version;
yacc_verbose_flag = settings.VerboseParserFlag;
doc_support = settings.DocumentationFile != null;
oob_stack.Clear ();
lexer = new Tokenizer (reader, file);
#if FULL_AST
lbag = new LocationsBag ();
#else
lbag = null;
#endif
use_global_stacks = true;
}
public CSharpParser (SeekableStreamReader reader, CompilationSourceFile file, ParserSession session, bool returnAtSignInVerbatimIdentifiers)
: this (reader, file, file.Compiler.Report, session, returnAtSignInVerbatimIdentifiers)
{
}
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 ();
}
}
static public void Push(CompilationSourceFile compile_unit, SourceFile file)
{
current_source = file != null ? file.Index : -1;
current_compile_unit = compile_unit != null ? compile_unit.Index : -1;
// File is always pushed before being changed.
}
public virtual void Visit(CompilationSourceFile csf)
{
VisitTypeContainer(csf);
}
private void ParseFiles([NotNull] ModuleContainer container)
{
Location.Initialize(container.Compiler.SourceFiles);
var session = new ParserSession
{
UseJayGlobalArrays = true,
LocatedTokens = new LocatedToken[15000]
};
foreach (var sourceFile in container.Compiler.SourceFiles)
{
using (var stream = new FileStream(sourceFile.FullPathName, FileMode.Open))
{
var compilationSourceFile = new CompilationSourceFile(container, sourceFile);
container.AddTypeContainer(compilationSourceFile);
using (var seekStream = new SeekableStreamReader(stream, Encoding.UTF8))
{
new CSharpParser(seekStream, compilationSourceFile, _report, session).parse();
}
}
}
}
private NamespaceContainer (ModuleContainer module, NamespaceContainer parent, CompilationSourceFile file, Namespace ns, bool slave)
{
this.module = module;
this.parent = parent;
this.file = file;
this.IsImplicit = true;
this.ns = ns;
this.SlaveDeclSpace = slave ? new RootDeclSpace (module, this) : null;
}
private NamespaceContainer(ModuleContainer module, NamespaceContainer parent, CompilationSourceFile file, Namespace ns, bool slave)
{
this.module = module;
this.parent = parent;
this.file = file;
this.IsImplicit = true;
this.ns = ns;
this.SlaveDeclSpace = slave ? new RootDeclSpace(module, this) : null;
}
public virtual void Visit (CompilationSourceFile csf)
{
VisitTypeContainer (csf);
}
//
// 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);
}
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 ();
}
public CSharpParser (SeekableStreamReader reader, CompilationSourceFile file, Report report, ParserSession session)
{
this.file = file;
current_container = current_namespace = file;
this.module = file.Module;
this.compiler = file.Compiler;
this.settings = compiler.Settings;
this.report = report;
lang_version = settings.Version;
yacc_verbose_flag = settings.VerboseParserFlag;
doc_support = settings.DocumentationFile != null;
lexer = new Tokenizer (reader, file, session);
oob_stack = new Stack<object> ();
lbag = session.LocationsBag;
use_global_stacks = session.UseJayGlobalArrays;
parameters_bucket = session.ParametersStack;
}
public virtual void Visit(CompilationSourceFile csf)
{
}
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 NamespaceContainer (MemberName name, ModuleContainer module, NamespaceContainer parent, CompilationSourceFile sourceFile)
{
this.module = module;
this.parent = parent;
this.file = sourceFile;
this.loc = name == null ? Location.Null : name.Location;
if (parent != null)
ns = parent.NS.GetNamespace (name.GetName (), true);
else if (name != null)
ns = module.GlobalRootNamespace.GetNamespace (name.GetName (), true);
else
ns = module.GlobalRootNamespace;
SlaveDeclSpace = new RootDeclSpace (module, this);
}
//
// This is used when we encounter a #line preprocessing directive during parsing
// to register additional source file names
//
public SourceFile LookupFile (CompilationSourceFile comp_unit, string name)
{
if (all_source_files == null) {
all_source_files = new Dictionary<string, SourceFile> ();
foreach (var source in SourceFiles)
all_source_files[source.FullPathName] = source;
}
string path;
if (!Path.IsPathRooted (name)) {
string root = Path.GetDirectoryName (comp_unit.SourceFile.FullPathName);
path = Path.Combine (root, name);
} else
path = name;
SourceFile retval;
if (all_source_files.TryGetValue (path, out retval))
return retval;
retval = new SourceFile (name, path, all_source_files.Count + 1);
Location.AddFile (retval);
all_source_files.Add (path, retval);
return retval;
}
public NamespaceEntry (ModuleContainer module, NamespaceEntry parent, CompilationSourceFile sourceFile, string name)
{
this.module = module;
this.parent = parent;
this.file = sourceFile;
if (parent != null)
ns = parent.NS.GetNamespace (name, true);
else if (name != null)
ns = module.GlobalRootNamespace.GetNamespace (name, true);
else
ns = module.GlobalRootNamespace;
SlaveDeclSpace = new RootDeclSpace (module, this);
}