public override void WriteKeyword(Role role, string keyword)
{
WriteIndentation();
column += keyword.Length;
textWriter.Write(keyword);
isAtStartOfLine = false;
}
public override void WriteKeyword(Role role, string keyword)
{
if (role != null) {
WriteSpecialsUpToRole(role);
}
base.WriteKeyword(role, keyword);
}
public override void WriteToken(Role role, string token)
{
WriteIndentation();
column += token.Length;
textWriter.Write(token);
isAtStartOfLine = false;
}
public override void WriteToken(Role role, string token, TextTokenType tokenType)
{
// Avoid that two +, - or ? tokens are combined into a ++, -- or ?? token.
// Note that we don't need to handle tokens like = because there's no valid
// C# program that contains the single token twice in a row.
// (for +, - and &, this can happen with unary operators;
// for ?, this can happen in "a is int? ? b : c" or "a as int? ?? 0";
// and for /, this can happen with "1/ *ptr" or "1/ //comment".)
if (lastWritten == LastWritten.Plus && token[0] == '+' ||
lastWritten == LastWritten.Minus && token[0] == '-' ||
lastWritten == LastWritten.Ampersand && token[0] == '&' ||
lastWritten == LastWritten.QuestionMark && token[0] == '?' ||
lastWritten == LastWritten.Division && token[0] == '*') {
base.Space();
}
base.WriteToken(role, token, tokenType);
if (token == "+") {
lastWritten = LastWritten.Plus;
} else if (token == "-") {
lastWritten = LastWritten.Minus;
} else if (token == "&") {
lastWritten = LastWritten.Ampersand;
} else if (token == "?") {
lastWritten = LastWritten.QuestionMark;
} else if (token == "/") {
lastWritten = LastWritten.Division;
} else {
lastWritten = LastWritten.Other;
}
}
public override void WriteKeyword(Role role, string keyword)
{
if (lastWritten == LastWritten.KeywordOrIdentifier) {
Space();
}
base.WriteKeyword(role, keyword);
lastWritten = LastWritten.KeywordOrIdentifier;
}
public override void WriteToken(Role role, string token)
{
CSharpTokenNode t = new CSharpTokenNode(locationProvider.Location, (TokenRole)role);
EmptyStatement node = nodes.Peek().LastOrDefault() as EmptyStatement;
if (node == null)
currentList.Add(t);
else {
node.Location = locationProvider.Location;
}
base.WriteToken(role, token);
}
public override void WriteKeyword(Role role, string keyword)
{
TextLocation start = locationProvider.Location;
CSharpTokenNode t = null;
if (role is TokenRole)
t = new CSharpTokenNode(start, (TokenRole)role);
else if (role == EntityDeclaration.ModifierRole)
t = new CSharpModifierToken(start, CSharpModifierToken.GetModifierValue(keyword));
else if (keyword == "this") {
ThisReferenceExpression node = nodes.Peek().LastOrDefault() as ThisReferenceExpression;
if (node != null)
node.Location = start;
} else if (keyword == "base") {
BaseReferenceExpression node = nodes.Peek().LastOrDefault() as BaseReferenceExpression;
if (node != null)
node.Location = start;
}
if (t != null) currentList.Add(t);
base.WriteKeyword(role, keyword);
}
public void WriteTokenBrace(Role tokenRole, string token)
{
WriteToken(tokenRole, token, BoxedTextColor.Punctuation);
}
void WriteSpecialsUpToRole(Role role, AstNode nextNode)
{
if (positionStack.Count == 0) {
return;
}
// Look for the role between the current position and the nextNode.
for (AstNode pos = positionStack.Peek(); pos != null && pos != nextNode; pos = pos.NextSibling) {
if (pos.Role == role) {
WriteSpecials(positionStack.Pop(), pos);
// Push the next sibling because the node matching the role is not a special,
// and should be considered to be already handled.
positionStack.Push(pos.NextSibling);
// This is necessary for OptionalComma() to work correctly.
break;
}
}
}
public void AddAttributeSection(AstNode parent, Attributes attrs, Role<AttributeSection> role)
{
if (attrs == null)
return;
foreach (var attr in attrs.Sections) {
var section = ConvertAttributeSection(attr);
if (section == null)
continue;
parent.AddChild(section, role);
}
}
void AddStatementOrList(ForStatement forStatement, Mono.CSharp.Statement init, Role<Statement> role)
{
if (init == null)
return;
var stmtList = init as StatementList;
if (stmtList != null) {
foreach (var stmt in stmtList.Statements) {
forStatement.AddChild((Statement)stmt.Accept(this), role);
}
} else if (init is Mono.CSharp.EmptyStatement) {
} else {
forStatement.AddChild((Statement)init.Accept(this), role);
}
}
public void InsertChildAfter <T> (AstNode prevSibling, T child, Role <T> role) where T : AstNode
{
InsertChildBefore((prevSibling == null || prevSibling.IsNull) ? firstChild : prevSibling.nextSibling, child, role);
}
void WriteToken(string token, Role tokenRole)
{
writer.WriteToken(tokenRole, token);
isAtStartOfLine = false;
}
/// <summary> /// Writes a token to the output. /// </summary> public abstract void WriteToken(Role role, string token);
/// <summary> /// Writes a keyword to the output. /// </summary> public abstract void WriteKeyword(Role role, string keyword);
public override void WriteToken(Role role, string token)
{
decoratedWriter.WriteToken(role, token);
}
public override void WriteKeyword(Role role, string keyword)
{
decoratedWriter.WriteKeyword(role, keyword);
}
/// <summary> /// Writes a token to the output. /// </summary> public abstract void WriteToken(Role role, string token, object data);
public override void WriteToken(Role role, string token, object data)
{
decoratedWriter.WriteToken(role, token, data);
}
public void WriteTokenNumber(Role tokenRole, string token)
{
WriteToken(tokenRole, token, BoxedTextColor.Number);
}
bool PatternMatching.INode.DoMatchCollection(Role role, PatternMatching.INode pos, PatternMatching.Match match, PatternMatching.BacktrackingInfo backtrackingInfo)
{
return(child.DoMatchCollection(role, pos, match, backtrackingInfo));
}
void WriteKeyword(string token, Role tokenRole = null)
{
writer.WriteKeyword(tokenRole, token);
isAtStartOfLine = false;
}
public override void WriteToken(Role role, string token, object data)
{
WriteSpecialsUpToRole(role);
base.WriteToken(role, token, data);
}
bool PatternMatching.INode.DoMatchCollection(Role role, PatternMatching.INode pos, PatternMatching.Match match, PatternMatching.BacktrackingInfo backtrackingInfo)
{
AstNode o = pos as AstNode;
return((pos == null || o != null) && DoMatch(o, match));
}
/* void WriteKeyword (string keyword, Role tokenRole)
{
WriteSpecialsUpToRole (tokenRole);
if (lastWritten == LastWritten.KeywordOrIdentifier)
formatter.Space ();
formatter.WriteKeyword (keyword);
lastWritten = LastWritten.KeywordOrIdentifier;
}*/
void WriteIdentifier(string identifier, Role<Identifier> identifierRole = null)
{
WriteSpecialsUpToRole(identifierRole ?? Roles.Identifier);
if (IsKeyword(identifier, containerStack.Peek())) {
if (lastWritten == LastWritten.KeywordOrIdentifier) {
Space();
}
// this space is not strictly required, so we call Space()
formatter.WriteToken("@");
} else if (lastWritten == LastWritten.KeywordOrIdentifier) {
formatter.Space();
// this space is strictly required, so we directly call the formatter
}
formatter.WriteIdentifier(identifier);
lastWritten = LastWritten.KeywordOrIdentifier;
}
public void AddAttributeSection(AstNode parent, Attributes attrs, Role role)
{
if (attrs == null)
return;
foreach (var attr in attrs.Sections) {
parent.AddChild (ConvertAttributeSection (attr), EntityDeclaration.AttributeRole);
}
}
public AstNodeCollection <T> GetChildrenByRole <T> (Role <T> role) where T : AstNode
{
return(new AstNodeCollection <T> (this, role));
}
static void InsertComment(ref AstNode insertionPoint, AstNode newNode, Role role, bool isDocumentationComment, AstNode rootNode)
{
TextLocation insertAt = newNode.StartLocation;
// Advance insertionPoint to the first node that has a start location >= insertAt
while (insertionPoint != null && insertionPoint.StartLocation < insertAt) {
// Enter the current node if insertAt is within
while (insertAt < insertionPoint.EndLocation && insertionPoint.FirstChild != null) {
insertionPoint = insertionPoint.FirstChild;
}
// Go to next node (insertionPoint.NextSibling if it exists; otherwise the next sibling of the parent node etc.)
insertionPoint = insertionPoint.GetNextNode();
}
// As a special case, XmlDoc gets inserted at the beginning of the entity declaration
if (isDocumentationComment && insertionPoint is EntityDeclaration && insertionPoint.FirstChild != null) {
insertionPoint = insertionPoint.FirstChild;
}
if (insertionPoint == null) {
// we're at the end of the compilation unit
rootNode.AddChildUnsafe(newNode, role);
} else {
insertionPoint.Parent.InsertChildBeforeUnsafe(insertionPoint, newNode, role);
}
}
void AddStatementOrList (ForStatement forStatement, Mono.CSharp.Statement init, Role<Statement> role)
{
if (init == null)
return;
if (init is StatementList) {
foreach (var stmt in ((StatementList)init).Statements) {
Console.WriteLine ("stmt:" + stmt);
forStatement.AddChild ((Statement)stmt.Accept (this), role);
}
} else if (init is Mono.CSharp.EmptyStatement) {
} else {
forStatement.AddChild ((Statement)init.Accept (this), role);
}
}
/// <summary>
/// Writes all specials between the current position (in the positionStack) and the next
/// node with the specified role. Advances the current position.
/// </summary>
void WriteSpecialsUpToRole(Role role)
{
WriteSpecialsUpToRole(role, null);
}
void AddStatementOrList (ForStatement forStatement, Mono.CSharp.Statement init, Role<Statement> role)
{
if (init == null)
return;
if (init is StatementList) {
foreach (var stmt in ((StatementList)init).Statements) {
forStatement.AddChild ((Statement)stmt.Accept (this), role);
}
} else {
forStatement.AddChild ((Statement)init.Accept (this), role);
}
}
void WriteKeyword(string token, Role tokenRole = null)
{
if (tokenRole != null) {
WriteSpecialsUpToRole(tokenRole);
}
if (lastWritten == LastWritten.KeywordOrIdentifier) {
formatter.Space();
}
formatter.WriteKeyword(token);
lastWritten = LastWritten.KeywordOrIdentifier;
}
public void WriteTokenOperator(Role tokenRole, string token)
{
WriteToken(tokenRole, token, BoxedTextColor.Operator);
}
void WriteToken(string token, Role tokenRole)
{
WriteSpecialsUpToRole(tokenRole);
// Avoid that two +, - or ? tokens are combined into a ++, -- or ?? token.
// Note that we don't need to handle tokens like = because there's no valid
// C# program that contains the single token twice in a row.
// (for +, - and &, this can happen with unary operators;
// for ?, this can happen in "a is int? ? b : c" or "a as int? ?? 0";
// and for /, this can happen with "1/ *ptr" or "1/ //comment".)
// If a destructor has modifiers then there should be a space before ~
if (lastWritten == LastWritten.Plus && token [0] == '+'
|| lastWritten == LastWritten.Minus && token [0] == '-'
|| lastWritten == LastWritten.Ampersand && token [0] == '&'
|| lastWritten == LastWritten.QuestionMark && token [0] == '?'
|| lastWritten == LastWritten.Division && token [0] == '*'
|| lastWritten == LastWritten.KeywordOrIdentifier && token[0] == '~') {
formatter.Space();
}
formatter.WriteToken(token);
if (token == "+") {
lastWritten = LastWritten.Plus;
} else if (token == "-") {
lastWritten = LastWritten.Minus;
} else if (token == "&") {
lastWritten = LastWritten.Ampersand;
} else if (token == "?") {
lastWritten = LastWritten.QuestionMark;
} else if (token == "/") {
lastWritten = LastWritten.Division;
} else {
lastWritten = LastWritten.Other;
}
}
void SetRole(Role role)
{
flags = (flags & ~roleIndexMask) | role.Index;
}