public unsafe ParsedDocument Parse (string fileName, string content)
{
var regionStack = new Stack<Tuple<string, DomLocation>> ();
var result = new ParsedDocument (fileName);
bool inSingleComment = false, inMultiLineComment = false;
bool inString = false, inVerbatimString = false;
bool inChar = false;
bool inLineStart = true, hasStartedAtLine = false;
int line = 1, column = 1;
var startLoc = DomLocation.Empty;
fixed (char* startPtr = content) {
char* endPtr = startPtr + content.Length;
char* ptr = startPtr;
char* beginPtr = ptr;
while (ptr < endPtr) {
switch (*ptr) {
case '#':
if (!inLineStart)
break;
ptr++;
if (StartsIdentifier (ptr, endPtr, "region")) {
var regionLocation = new DomLocation (line, column);
column++;
ptr += "region".Length;
column += "region".Length;
SkipWhitespaces (ref ptr, endPtr, ref column);
regionStack.Push (Tuple.Create (ReadToEol (content, ref ptr, endPtr, ref line, ref column), regionLocation));
continue;
} else if (StartsIdentifier (ptr, endPtr, "endregion")) {
column++;
ptr += "endregion".Length;
column += "endregion".Length;
if (regionStack.Count > 0) {
var beginRegion = regionStack.Pop ();
result.Add (new FoldingRegion (
beginRegion.Item1,
new DomRegion (beginRegion.Item2.Line, beginRegion.Item2.Column, line, column),
FoldType.UserRegion,
true));
}
continue;
} else {
column++;
}
break;
case '/':
if (inString || inChar || inVerbatimString || inMultiLineComment || inSingleComment)
break;
if (ptr + 1 < endPtr) {
char nextCh = *(ptr + 1);
if (nextCh == '/') {
hasStartedAtLine = inLineStart;
beginPtr = ptr + 2;
startLoc = new DomLocation (line, column);
ptr++;
column++;
inSingleComment = true;
} else if (nextCh == '*') {
hasStartedAtLine = inLineStart;
beginPtr = ptr + 2;
startLoc = new DomLocation (line, column);
ptr++;
column++;
inMultiLineComment = true;
}
}
break;
case '*':
if (inString || inChar || inVerbatimString || inSingleComment)
break;
if (inMultiLineComment && ptr + 1 < endPtr) {
if (ptr + 1 < endPtr && *(ptr + 1) == '/') {
ptr += 2;
column += 2;
inMultiLineComment = false;
result.Add (new Comment () {
Region = new DomRegion (startLoc, new DomLocation (line, column)),
CommentType = CommentType.MultiLine,
Text = content.Substring ((int)(beginPtr - startPtr), (int)(ptr - beginPtr)),
CommentStartsLine = hasStartedAtLine
});
continue;
}
}
break;
case '@':
if (inString || inChar || inVerbatimString || inSingleComment || inMultiLineComment)
break;
if (ptr + 1 < endPtr && *(ptr + 1) == '"') {
ptr++;
column++;
inVerbatimString = true;
}
break;
case '\n':
if (inSingleComment) {
bool isDocumentation = *beginPtr == '/';
if (isDocumentation)
beginPtr++;
result.Add (new Comment () {
Region = new DomRegion (startLoc, new DomLocation (line, column)),
CommentType = CommentType.SingleLine,
Text = content.Substring ((int)(beginPtr - startPtr), (int)(ptr - beginPtr)),
CommentStartsLine = hasStartedAtLine,
IsDocumentation = isDocumentation
});
inSingleComment = false;
}
inString = false;
inChar = false;
inLineStart = true;
line++;
column = 1;
ptr++;
continue;
case '\r':
if (ptr + 1 < endPtr && *(ptr + 1) == '\n')
ptr++;
goto case '\n';
case '\\':
if (inString || inChar)
ptr++;
break;
case '"':
if (inSingleComment || inMultiLineComment || inChar)
break;
if (inVerbatimString) {
if (ptr + 1 < endPtr && *(ptr + 1) == '"') {
ptr++;
column++;
break;
}
inVerbatimString = false;
break;
}
inString = !inString;
break;
case '\'':
if (inSingleComment || inMultiLineComment || inString || inVerbatimString)
break;
inChar = !inChar;
break;
}
column++;
ptr++;
}
}
return result;
}
void VisitPreprocessorDirective (ParsedDocument result, SpecialsBag.PreProcessorDirective directive)
{
DomLocation loc = new DomLocation (directive.Line, directive.Col);
switch (directive.Cmd) {
case Tokenizer.PreprocessorDirective.If:
conditionalRegions.Push (new ConditionalRegion (visitor.Text));
ifBlocks.Push (directive);
ConditionalRegion.Start = loc;
break;
case Tokenizer.PreprocessorDirective.Elif:
CloseConditionBlock (new DomLocation (directive.EndLine, directive.EndCol));
if (ConditionalRegion != null)
ConditionalRegion.ConditionBlocks.Add (new ConditionBlock (visitor.Text, loc));
break;
case Tokenizer.PreprocessorDirective.Else:
CloseConditionBlock (new DomLocation (directive.EndLine, directive.EndCol));
if (ConditionalRegion != null)
ConditionalRegion.ElseBlock = new DomRegion (loc, DomLocation.Empty);
break;
case Tokenizer.PreprocessorDirective.Endif:
DomLocation endLoc = new DomLocation (directive.EndLine, directive.EndCol);
CloseConditionBlock (endLoc);
if (ConditionalRegion != null && !ConditionalRegion.ElseBlock.Start.IsEmpty)
ConditionalRegion.ElseBlock = new DomRegion (ConditionalRegion.ElseBlock.Start, endLoc);
AddCurRegion (result, directive.EndLine, directive.EndCol);
if (ifBlocks.Count > 0) {
var ifBlock = ifBlocks.Pop ();
DomRegion dr = new DomRegion (ifBlock.Line, ifBlock.Col, directive.EndLine, directive.EndCol);
result.Add (new FoldingRegion ("#if " + ifBlock.Arg.Trim (), dr, FoldType.UserRegion, false));
foreach (var d in elifBlocks) {
dr.Start = new DomLocation (d.Line, d.Col);
result.Add (new FoldingRegion ("#elif " + ifBlock.Arg.Trim (), dr, FoldType.UserRegion, false));
}
if (elseBlock != null) {
dr.Start = new DomLocation (elseBlock.Line, elseBlock.Col);
result.Add (new FoldingRegion ("#else", dr, FoldType.UserRegion, false));
}
}
elseBlock = null;
break;
case Tokenizer.PreprocessorDirective.Define:
result.Add (new PreProcessorDefine (directive.Arg, loc));
break;
case Tokenizer.PreprocessorDirective.Region:
regions.Push (directive);
break;
case Tokenizer.PreprocessorDirective.Endregion:
if (regions.Count > 0) {
var start = regions.Pop ();
DomRegion dr = new DomRegion (start.Line, start.Col, directive.EndLine, directive.EndCol);
result.Add (new FoldingRegion (start.Arg, dr, FoldType.UserRegion, true));
}
break;
}
}
void AddCurRegion (ParsedDocument result, int line, int col)
{
if (ConditionalRegion == null)
return;
ConditionalRegion.End = new DomLocation (line, col);
result.Add (ConditionalRegion);
conditionalRegions.Pop ();
}
void VisitComment (ParsedDocument result, SpecialsBag.Comment comment, string[] tagComments)
{
var cmt = new MonoDevelop.Projects.Dom.Comment (comment.Content);
cmt.CommentStartsLine = comment.StartsLine;
switch (comment.CommentType) {
case SpecialsBag.CommentType.Multi:
cmt.CommentType = MonoDevelop.Projects.Dom.CommentType.MultiLine;
cmt.OpenTag = "/*";
cmt.ClosingTag = "*/";
break;
case SpecialsBag.CommentType.Single:
cmt.CommentType = MonoDevelop.Projects.Dom.CommentType.SingleLine;
cmt.OpenTag = "//";
break;
case SpecialsBag.CommentType.Documentation:
cmt.CommentType = MonoDevelop.Projects.Dom.CommentType.SingleLine;
cmt.IsDocumentation = true;
cmt.OpenTag = "///";
break;
}
cmt.Region = new DomRegion (comment.Line, comment.Col, comment.EndLine, comment.EndCol);
result.Comments.Add (cmt);
foreach (string tag in tagComments) {
int idx = comment.Content.IndexOf (tag);
if (idx < 0)
continue;
result.Add (new Tag (tag, comment.Content, cmt.Region));
}
}
public override ParsedDocument Parse (ProjectDom dom, string fileName, string content)
{
using (ICSharpCode.NRefactory.IParser parser = ICSharpCode.NRefactory.ParserFactory.CreateParser (ICSharpCode.NRefactory.SupportedLanguage.CSharp, new StringReader (content))) {
ParsedDocument result = new ParsedDocument (fileName);
result.CompilationUnit = new MonoDevelop.Projects.Dom.CompilationUnit (fileName);
parser.ParseMethodBodies = false;
parser.Errors.Error += delegate(int line, int col, string message) { result.Add (new Error (ErrorType.Error, line, col, message)); };
parser.Lexer.SpecialCommentTags = ProjectDomService.SpecialCommentTags.GetNames ();
parser.Lexer.EvaluateConditionalCompilation = true;
if (dom != null && dom.Project != null && MonoDevelop.Ide.IdeApp.Workspace != null) {
DotNetProjectConfiguration configuration = dom.Project.GetConfiguration (MonoDevelop.Ide.IdeApp.Workspace.ActiveConfiguration) as DotNetProjectConfiguration;
CSharpCompilerParameters par = configuration != null ? configuration.CompilationParameters as CSharpCompilerParameters : null;
if (par != null)
parser.Lexer.SetConditionalCompilationSymbols (par.DefineSymbols);
}
parser.Parse ();
SpecialTracker tracker = new SpecialTracker (result);
foreach (ICSharpCode.NRefactory.ISpecial special in parser.Lexer.SpecialTracker.CurrentSpecials) {
special.AcceptVisitor (tracker, null);
}
foreach (ICSharpCode.NRefactory.Parser.TagComment tagComment in parser.Lexer.TagComments) {
result.Add (new Tag (tagComment.Tag, tagComment.CommentText, new DomRegion (tagComment.StartPosition.Y, tagComment.StartPosition.X, tagComment.EndPosition.Y, tagComment.EndPosition.X)));
}
ConversionVisitior visitor = new ConversionVisitior (dom, result, parser.Lexer.SpecialTracker.CurrentSpecials);
visitor.VisitCompilationUnit (parser.CompilationUnit, null);
result.CompilationUnit.Tag = parser.CompilationUnit;
LastUnit = parser.CompilationUnit;
return result;
}
}
public unsafe ParsedDocument Parse (string fileName, string content)
{
var result = new ParsedDocument (fileName);
bool inSingleComment = false, inMultiLineComment = false;
bool inString = false, inVerbatimString = false;
bool inChar = false;
bool inLineStart = true, hasStartedAtLine = false;
int line = 1, column = 1;
var startLoc = DomLocation.Empty;
fixed (char* startPtr = content) {
char* endPtr = startPtr + content.Length;
char* ptr = startPtr;
char* beginPtr = ptr;
while (ptr < endPtr) {
switch (*ptr) {
case '/':
if (inString || inChar || inVerbatimString || inMultiLineComment || inSingleComment)
break;
if (ptr + 1 < endPtr) {
char nextCh = *(ptr + 1);
if (nextCh == '/') {
hasStartedAtLine = inLineStart;
beginPtr = ptr + 2;
startLoc = new DomLocation (line, column);
ptr++;
column++;
inSingleComment = true;
} else if (nextCh == '*') {
hasStartedAtLine = inLineStart;
beginPtr = ptr + 2;
startLoc = new DomLocation (line, column);
ptr++;
column++;
inMultiLineComment = true;
}
}
break;
case '*':
if (inString || inChar || inVerbatimString || inSingleComment)
break;
if (inMultiLineComment && ptr + 1 < endPtr) {
if (ptr + 1 < endPtr && *(ptr + 1) == '/') {
ptr += 2;
column += 2;
inMultiLineComment = false;
result.Add (new Comment () {
Region = new DomRegion (startLoc, new DomLocation (line, column)),
CommentType = CommentType.MultiLine,
Text = content.Substring ((int)(beginPtr - startPtr), (int)(ptr - beginPtr)),
CommentStartsLine = hasStartedAtLine
});
continue;
}
}
break;
case '@':
if (inString || inChar || inVerbatimString || inSingleComment || inMultiLineComment)
break;
if (ptr + 1 < endPtr && *(ptr + 1) == '"') {
ptr++;
column++;
inVerbatimString = true;
}
break;
case '\n':
if (inSingleComment) {
bool isDocumentation = *beginPtr == '/';
if (isDocumentation)
beginPtr++;
result.Add (new Comment () {
Region = new DomRegion (startLoc, new DomLocation (line, column)),
CommentType = CommentType.SingleLine,
Text = content.Substring ((int)(beginPtr - startPtr), (int)(ptr - beginPtr)),
CommentStartsLine = hasStartedAtLine,
IsDocumentation = isDocumentation
});
inSingleComment = false;
}
inString = false;
inChar = false;
inLineStart = true;
line++;
column = 1;
ptr++;
continue;
case '\r':
if (ptr + 1 < endPtr && *(ptr + 1) == '\n')
ptr++;
goto case '\n';
case '\\':
if (inString || inChar)
ptr++;
break;
case '"':
if (inSingleComment || inMultiLineComment || inChar)
break;
if (inVerbatimString) {
if (ptr + 1 < endPtr && *(ptr + 1) == '"') {
ptr++;
column++;
break;
}
inVerbatimString = false;
break;
}
inString = !inString;
break;
case '\'':
if (inSingleComment || inMultiLineComment || inString || inVerbatimString)
break;
inChar = !inChar;
break;
}
column++;
ptr++;
}
}
return result;
}