private bool IsTypeDeclarationContext(CSharpSyntaxContext context, CancellationToken cancellationToken)
{
return context.IsTypeDeclarationContext(
validModifiers: SyntaxKindSet.AllTypeModifiers,
validTypeDeclarations: SyntaxKindSet.ClassStructTypeDeclarations,
canBePartial: false,
cancellationToken: cancellationToken);
}
private static bool IsValidContextForType(CSharpSyntaxContext context, CancellationToken cancellationToken)
{
if (context.IsTypeDeclarationContext(validModifiers: SyntaxKindSet.AllTypeModifiers, validTypeDeclarations: SyntaxKindSet.ClassStructTypeDeclarations, canBePartial: false, cancellationToken: cancellationToken))
{
return CheckPreviousAccessibilityModifiers(context);
}
return false;
}
protected override bool IsValidContext(int position, CSharpSyntaxContext context, CancellationToken cancellationToken)
{
return
context.IsGlobalStatementContext ||
context.IsTypeDeclarationContext(
validModifiers: s_validModifiers,
validTypeDeclarations: SyntaxKindSet.ClassStructTypeDeclarations,
canBePartial: true,
cancellationToken: cancellationToken);
}
protected override bool IsValidContext(int position, CSharpSyntaxContext context, CancellationToken cancellationToken)
{
var syntaxTree = context.SyntaxTree;
return
context.IsGlobalStatementContext ||
context.IsTypeDeclarationContext(
validModifiers: s_validModifiers,
validTypeDeclarations: SyntaxKindSet.ClassStructTypeDeclarations,
canBePartial: true,
cancellationToken: cancellationToken) ||
syntaxTree.IsTypeParameterConstraintStartContext(position, context.LeftToken, cancellationToken);
}
protected override bool IsValidContext(int position, CSharpSyntaxContext context, CancellationToken cancellationToken)
{
return
context.IsGlobalStatementContext ||
(context.IsNonAttributeExpressionContext && !context.IsConstantExpressionContext) ||
IsAfterAsyncKeywordInExpressionContext(context, cancellationToken) ||
context.IsTypeDeclarationContext(
validModifiers: s_validModifiers,
validTypeDeclarations: SyntaxKindSet.ClassStructTypeDeclarations,
canBePartial: false,
cancellationToken: cancellationToken);
}
private bool IsTypeDeclarationContext(CSharpSyntaxContext context, CancellationToken cancellationToken)
{
if (context.IsTypeDeclarationContext(validModifiers: ValidTypeModifiers, validTypeDeclarations: SyntaxKindSet.ClassInterfaceStructTypeDeclarations, canBePartial: false, cancellationToken: cancellationToken))
{
// we must be on a nested type.
var token = context.LeftToken;
return token.GetAncestors<TypeDeclarationSyntax>()
.Any(t => token.SpanStart > t.OpenBraceToken.Span.End &&
token.Span.End < t.CloseBraceToken.SpanStart);
}
return false;
}
protected override bool IsValidContext(int position, CSharpSyntaxContext context, CancellationToken cancellationToken)
{
var syntaxTree = context.SyntaxTree;
return
context.IsStatementContext ||
context.IsGlobalStatementContext ||
context.IsTypeDeclarationContext(validModifiers: s_validTypeModifiers, validTypeDeclarations: SyntaxKindSet.ClassStructTypeDeclarations, canBePartial: false, cancellationToken: cancellationToken) ||
syntaxTree.IsGlobalMemberDeclarationContext(position, s_validGlobalMemberModifiers, cancellationToken) ||
context.IsMemberDeclarationContext(
validModifiers: s_validMemberModifiers,
validTypeDeclarations: SyntaxKindSet.ClassInterfaceStructTypeDeclarations,
canBePartial: false,
cancellationToken: cancellationToken);
}
private static bool IsValidContextForType(CSharpSyntaxContext context, CancellationToken cancellationToken)
{
if (context.IsTypeDeclarationContext(validModifiers: SyntaxKindSet.AllTypeModifiers, validTypeDeclarations: SyntaxKindSet.ClassOnlyTypeDeclarations, canBePartial: false, cancellationToken: cancellationToken))
{
// protected things can't be in namespaces.
var typeDecl = context.ContainingTypeDeclaration;
if (typeDecl == null)
{
return false;
}
return CheckPreviousAccessibilityModifiers(context);
}
return false;
}
