private static void GenerateIfElseStatement(ScriptGenerator generator, MemberSymbol symbol, IfElseStatement statement)
{
if ((statement.IfStatement == null) && (statement.ElseStatement == null))
{
return;
}
ScriptTextWriter writer = generator.Writer;
writer.Write("if (");
ExpressionGenerator.GenerateExpression(generator, symbol, statement.Condition);
writer.WriteLine(") {");
if (statement.IfStatement != null)
{
writer.Indent++;
GenerateStatement(generator, symbol, statement.IfStatement);
writer.Indent--;
}
writer.Write("}");
writer.WriteLine();
if (statement.ElseStatement != null)
{
bool writeEndBlock = false;
if (statement.ElseStatement is IfElseStatement)
{
writer.Write("else ");
}
else
{
writer.WriteLine("else {");
writeEndBlock = true;
writer.Indent++;
}
GenerateStatement(generator, symbol, statement.ElseStatement);
if (writeEndBlock)
{
writer.Indent--;
writer.WriteLine("}");
}
}
}
private static void GenerateEventExpression(ScriptGenerator generator, MemberSymbol symbol, EventExpression expression)
{
ScriptTextWriter writer = generator.Writer;
EventSymbol eventSymbol = expression.Event;
ExpressionGenerator.GenerateExpression(generator, symbol, expression.ObjectReference);
if (eventSymbol.HasCustomAccessors)
{
writer.Write(".");
if (expression.Type == ExpressionType.EventAdd)
{
writer.Write(eventSymbol.AddAccessor);
}
else
{
writer.Write(eventSymbol.RemoveAccessor);
}
writer.Write("('");
writer.Write(expression.Event.GeneratedName);
writer.Write("', ");
ExpressionGenerator.GenerateExpression(generator, symbol, expression.Handler);
writer.Write(")");
}
else
{
if (expression.Type == ExpressionType.EventAdd)
{
writer.Write(".add_");
}
else
{
writer.Write(".remove_");
}
writer.Write(expression.Event.GeneratedName);
writer.Write("(");
ExpressionGenerator.GenerateExpression(generator, symbol, expression.Handler);
writer.Write(")");
}
}
private static void GenerateSwitchStatement(ScriptGenerator generator, MemberSymbol symbol, SwitchStatement statement)
{
ScriptTextWriter writer = generator.Writer;
writer.WriteTrimmed("switch ");
writer.Write("(");
ExpressionGenerator.GenerateExpression(generator, symbol, statement.Condition);
writer.WriteTrimmed(") ");
writer.Write("{");
writer.WriteNewLine();
writer.Indent++;
foreach (SwitchGroup group in statement.Groups)
{
if (group.Cases != null)
{
foreach (Expression caseExpression in group.Cases)
{
writer.Write("case ");
ExpressionGenerator.GenerateExpression(generator, symbol, caseExpression);
writer.Write(":");
writer.WriteNewLine();
}
}
if (group.IncludeDefault)
{
writer.Write("default:");
writer.WriteNewLine();
}
writer.Indent++;
foreach (Statement childStatement in group.Statements)
{
GenerateStatement(generator, symbol, childStatement);
}
writer.Indent--;
}
writer.Indent--;
writer.Write("}");
writer.WriteNewLine();
}
private static void GeneratePropertyExpression(ScriptGenerator generator, MemberSymbol symbol, PropertyExpression expression)
{
Debug.Assert(expression.Type == ExpressionType.PropertyGet);
ScriptTextWriter writer = generator.Writer;
if (expression.ObjectReference is BaseExpression)
{
Debug.Assert(symbol.Parent is ClassSymbol);
writer.Write(((ClassSymbol)symbol.Parent).FullGeneratedName);
writer.Write(".callBaseMethod(this, 'get_");
writer.Write(expression.Property.GeneratedName);
writer.Write("')");
}
else
{
ExpressionGenerator.GenerateExpression(generator, symbol, expression.ObjectReference);
writer.Write(".get_");
writer.Write(expression.Property.GeneratedName);
writer.Write("()");
}
}
private static void GenerateForStatement(ScriptGenerator generator, MemberSymbol symbol, ForStatement statement)
{
if (statement.Body == null)
{
return;
}
ScriptTextWriter writer = generator.Writer;
writer.WriteTrimmed("for ");
writer.Write("(");
if (statement.Initializers != null)
{
ExpressionGenerator.GenerateExpressionList(generator, symbol, statement.Initializers);
}
else if (statement.Variables != null)
{
GenerateVariableDeclarations(generator, symbol, statement.Variables);
}
writer.WriteTrimmed("; ");
if (statement.Condition != null)
{
ExpressionGenerator.GenerateExpression(generator, symbol, statement.Condition);
}
writer.WriteTrimmed("; ");
if (statement.Increments != null)
{
ExpressionGenerator.GenerateExpressionList(generator, symbol, statement.Increments);
}
writer.WriteTrimmed(") ");
writer.Write("{");
writer.WriteNewLine();
writer.Indent++;
GenerateStatement(generator, symbol, statement.Body);
writer.Indent--;
writer.Write("}");
writer.WriteNewLine();
}
private static void GenerateForInStatement(ScriptGenerator generator, MemberSymbol symbol, ForInStatement statement)
{
ScriptTextWriter writer = generator.Writer;
if (statement.IsDictionaryEnumeration)
{
writer.Write("var ");
writer.Write(statement.DictionaryVariable.GeneratedName);
writer.WriteTrimmed(" = ");
ExpressionGenerator.GenerateExpression(generator, symbol, statement.CollectionExpression);
writer.Write(";");
writer.WriteNewLine();
writer.WriteTrimmed("for ");
writer.Write("(var ");
writer.Write(statement.LoopVariable.GeneratedName);
writer.Write(" in ");
writer.Write(statement.DictionaryVariable.GeneratedName);
writer.WriteTrimmed(") ");
writer.Write("{");
writer.WriteNewLine();
writer.Indent++;
writer.Write("var ");
writer.Write(statement.ItemVariable.GeneratedName);
writer.WriteTrimmed(" = ");
writer.WriteTrimmed("{ ");
writer.WriteTrimmed("key: ");
writer.Write(statement.LoopVariable.GeneratedName);
writer.WriteTrimmed(", ");
writer.WriteTrimmed("value: ");
writer.Write(statement.DictionaryVariable.GeneratedName);
writer.Write("[");
writer.Write(statement.LoopVariable.GeneratedName);
writer.Write("]");
writer.WriteTrimmed(" };");
writer.WriteNewLine();
GenerateStatement(generator, symbol, statement.Body);
writer.Indent--;
writer.Write("}");
writer.WriteNewLine();
}
else
{
writer.Write("var ");
writer.Write(statement.LoopVariable.GeneratedName);
writer.WriteTrimmed(" = ");
writer.Write("ss.IEnumerator.getEnumerator(");
ExpressionGenerator.GenerateExpression(generator, symbol, statement.CollectionExpression);
writer.Write(");");
writer.WriteNewLine();
writer.WriteTrimmed("while ");
writer.Write("(");
writer.Write(statement.LoopVariable.GeneratedName);
writer.WriteTrimmed(".moveNext()) ");
writer.Write("{");
writer.WriteNewLine();
writer.Indent++;
writer.Write("var ");
writer.Write(statement.ItemVariable.GeneratedName);
writer.WriteTrimmed(" = ");
writer.Write(statement.LoopVariable.GeneratedName);
writer.Write(".current;");
writer.WriteNewLine();
GenerateStatement(generator, symbol, statement.Body);
writer.Indent--;
writer.Write("}");
writer.WriteNewLine();
}
}
private static void GenerateDelegateExpression(ScriptGenerator generator, MemberSymbol symbol, DelegateExpression expression)
{
ScriptTextWriter writer = generator.Writer;
bool createDelegate = false;
if ((expression.Method.Visibility & MemberVisibility.Static) == 0)
{
createDelegate = true;
writer.Write("ss.Delegate.create(");
ExpressionGenerator.GenerateExpression(generator, symbol, expression.ObjectReference);
writer.WriteTrimmed(", ");
}
AnonymousMethodSymbol anonymousMethod = expression.Method as AnonymousMethodSymbol;
if (anonymousMethod == null)
{
// TODO: This probably needs to handle global method roots...
if (expression.Method.IsGlobalMethod == false)
{
ExpressionGenerator.GenerateExpression(generator, symbol, expression.ObjectReference);
writer.Write(".");
}
writer.Write(expression.Method.GeneratedName);
}
else
{
writer.Write("function(");
if ((anonymousMethod.Parameters != null) && (anonymousMethod.Parameters.Count != 0))
{
bool obfuscateParams = generator.Options.Minimize;
string obfuscationPrefix = null;
int paramIndex = 0;
foreach (ParameterSymbol parameterSymbol in anonymousMethod.Parameters)
{
if (paramIndex > 0)
{
writer.WriteTrimmed(", ");
}
if (obfuscateParams)
{
if (paramIndex == 0)
{
obfuscationPrefix = "$p" + anonymousMethod.Depth.ToString(CultureInfo.InvariantCulture) + "_";
}
parameterSymbol.SetTransformedName(obfuscationPrefix + paramIndex);
}
writer.Write(parameterSymbol.GeneratedName);
paramIndex++;
}
}
writer.Write(")");
writer.WriteTrimmed(" {");
writer.WriteLine();
writer.Indent++;
CodeGenerator.GenerateScript(generator, anonymousMethod);
writer.Indent--;
writer.Write("}");
}
if (createDelegate)
{
writer.Write(")");
}
}
