/// <summary>
/// Apply the annotations, optionally remove errorenous annotations
/// </summary>
/// <param name="annotations">annotations to be applied</param>
/// <param name="originalCompilation">compilation to annotate</param>
/// <param name="project">originalCompilation's project</param>
/// <param name="check_for_errors">if true, will remove annotations cause errors (according to Roslyn)</param>
/// <returns>A modified version of originalCompilation with the annotations added</returns>
private static Compilation ApplyAnnotations(IEnumerable <BaseAnnotation> annotations, Compilation originalCompilation, Project project, bool check_for_errors = true)
{
#region CodeContracts
Contract.Requires(originalCompilation != null);
Contract.Requires(annotations != null);
Contract.Ensures(Contract.Result <Compilation>() != null);
#endregion CodeContracts
IEnumerable <BaseAnnotation> annotations2, annotations3;
var newCompilation = originalCompilation;
newCompilation = InterfaceAnnotationHelpers.CreateOrFindContractsClasses(annotations, project, newCompilation, out annotations2);
newCompilation = ReadonlyHelpers.ReadonlyPass(annotations2, newCompilation);
newCompilation = ObjectInvariantHelpers.ObjectInvariantPass(newCompilation, annotations2, out annotations3);
var syntosugdict = Searcher.GetSyntaxNodeToAnnotationDict(newCompilation, annotations3);
var syntosyndict = Replacer.PrecomputeReplacementNodes(syntosugdict, newCompilation);
var comp2 = Replacer.RewriteCompilation(newCompilation, syntosyndict);
var diagnostics = comp2.GetDiagnostics().Where(diagnostic => diagnostic.Severity == DiagnosticSeverity.Error);
if (diagnostics.Any() && check_for_errors)
{
Output.WriteLine("Fix the errors introduced by bad contracts");
Contract.Assert(annotations3.Count() == annotations.Count());
var filteredAnnotations = HelperForDiagnostics.FilterBadSuggestions(comp2, annotations3);
// unresolve interface annotations, we're reverting to the original compilation and forgetting everything
filteredAnnotations = filteredAnnotations.Select(x => x is ResolvedInterfaceAnnotation ? (x as ResolvedInterfaceAnnotation).OriginalAnnotation : x);
filteredAnnotations = filteredAnnotations.Select(x => x is ResolvedObjectInvariant ? (x as ResolvedObjectInvariant).OriginalAnnotation : x);
comp2 = ApplyAnnotations(filteredAnnotations, originalCompilation, project, false);
}
return(comp2);
}
public static Compilation ReadonlyPass(IEnumerable <BaseAnnotation> annotations, Compilation compilation)
{
#region CodeContracts
Contract.Requires(annotations != null);
Contract.Requires(compilation != null);
Contract.Ensures(Contract.Result <Compilation>() != null);
#endregion CodeContracts
Output.WriteLine("Preprocessing candidate read-only fields");
var readonlyAnnotations = annotations.OfType <ReadonlyField>();
return(ReadonlyHelpers.SpiltReadOnlyFieldDeclarations(compilation, readonlyAnnotations));
}