public NonNullInjector(
IMetadataHost host,
Microsoft.Cci.MutableContracts.ContractProvider contractProvider)
{
this.host = host;
this.contractProvider = contractProvider;
}
public NonNullInjector(
ICcsHost host,
ContractProvider contractProvider)
{
this.host = host;
this.contractProvider = contractProvider;
}
public MemoryVisitor(CodeContractAwareHostEnvironment host, PdbReader pdbReader, ContractProvider contractProvider, MemoryContractsInformation memoryContractsInformation, PointsToInformation pointsToInformation)
{
_host = host;
_pdbReader = pdbReader;
_contractProvider = contractProvider;
_memoryContractsInformation = memoryContractsInformation;
_errorReportItems = new List<ErrorReportItem>();
_pointsToInformation = pointsToInformation;
}
/// <summary>
/// The constructor for creating an aggregating extractor.
/// </summary>
/// <param name="host">This is the host that loaded the unit for which the <paramref name="primaryExtractor"/> is
/// the extractor for.
/// </param>
/// <param name="primaryExtractor">
/// The extractor that will be used to define the types/members of things referred to in contracts.
/// </param>
/// <param name="oobExtractorsAndHosts">
/// These are optional. If non-null, then it must be a finite sequence of pairs: each pair is a contract extractor
/// and the host that loaded the unit for which it is a extractor.
/// </param>
public AggregatingContractExtractor(IMetadataHost host, IContractExtractor primaryExtractor, IEnumerable<KeyValuePair<IContractProvider, IMetadataHost>>/*?*/ oobExtractorsAndHosts)
{
var primaryUnit = primaryExtractor.Unit;
this.unit = primaryUnit;
this.primaryExtractor = primaryExtractor;
this.underlyingContractProvider = new ContractProvider(primaryExtractor.ContractMethods, primaryUnit);
this.host = host;
if (oobExtractorsAndHosts != null) {
this.oobExtractors = new List<IContractProvider>();
foreach (var oobProviderAndHost in oobExtractorsAndHosts) {
var oobProvider = oobProviderAndHost.Key;
var oobHost = oobProviderAndHost.Value;
this.oobExtractors.Add(oobProvider);
IUnit oobUnit = oobProvider.Unit;
this.mapperForOobToPrimary.Add(oobProvider, new MappingMutator(host, primaryUnit, oobUnit));
this.mapperForPrimaryToOob.Add(oobProvider, new MappingMutator(oobHost, oobUnit, primaryUnit));
}
}
}
private IUnit unit; // the module this is a lazy provider for
#endregion Fields
#region Constructors
/// <summary>
/// Allocates an object that can be used to query for contracts by asking questions about specific methods/types, etc.
/// </summary>
/// <param name="host">The host that loaded the unit for which this is to be a contract provider.</param>
/// <param name="unit">The unit to retrieve the contracts from.</param>
/// <param name="contractMethods">A collection of methods that can be called in a way that provides tools with information about contracts.</param>
/// <param name="usePdb">Whether to use the PDB file (and possibly the source files if available) during extraction.</param>
public LazyContractExtractor(IContractAwareHost host, IUnit unit, IContractMethods contractMethods, bool usePdb)
{
this.host = host;
this.underlyingContractProvider = new ContractProvider(contractMethods, unit);
if (usePdb) {
string pdbFile = Path.ChangeExtension(unit.Location, "pdb");
if (File.Exists(pdbFile)) {
using (var pdbStream = File.OpenRead(pdbFile)) {
this.pdbReader = new PdbReader(pdbStream, host);
}
}
}
this.unit = unit;
}
/// <summary>
/// Creates a contract provider which is aware of how abstract methods have their contracts encoded.
/// </summary>
/// <param name="host">
/// The host that was used to load the unit for which the <paramref name="underlyingContractProvider"/>
/// is a provider for.
/// </param>
/// <param name="underlyingContractProvider">
/// The (non-aware) provider that was used to extract the contracts from the IL.
/// </param>
public CodeContractsContractExtractor(IMetadataHost host, IContractExtractor underlyingContractProvider)
{
this.host = host;
this.underlyingContractProvider = underlyingContractProvider;
this.contractProviderCache = new ContractProvider(underlyingContractProvider.ContractMethods, underlyingContractProvider.Unit);
}
public void LoadMutatedAssembly(string assemblyFullPath)
{
Contract.Requires(!String.IsNullOrEmpty(assemblyFullPath));
var assembly = this.LoadAssemblyFrom(assemblyFullPath, out this._mutatedPdbReader);
// Extract contracts (side effect: removes them from the method bodies)
var contractProvider = Microsoft.Cci.MutableContracts.ContractHelper.ExtractContracts(this, assembly, this._mutatedPdbReader, this._mutatedPdbReader);
this.MutatedAssembly = assembly;
this.MutatedContracts = contractProvider;
}
internal SeparateContractsFromCode(IContractAwareHost host, PdbReader/*?*/ pdbReader, ILocalScopeProvider/*?*/ localScopeProvider, ContractProvider contractProvider) {
this.contractAwareHost = host;
this.pdbReader = pdbReader;
this.localScopeProvider = localScopeProvider;
this.contractProvider = contractProvider;
this.TraverseIntoMethodBodies = true;
}
public ContractCallInjector(IMetadataHost host, ContractProvider contractProvider, ISourceLocationProvider sourceLocationProvider)
: base(host, contractProvider) {
this.systemVoid = host.PlatformType.SystemVoid;
this.sourceLocationProvider = sourceLocationProvider;
}
/// <summary>
/// Mutates the given <paramref name="module"/> by injecting calls to contract methods at the
/// beginnning of any method in the <paramref name="module"/> that has a corresponding contract
/// in the <paramref name="contractProvider"/>. It also creates a contract invariant method
/// for each type in <paramref name="module"/> that has a type contract in the
/// <paramref name="contractProvider"/>.
/// </summary>
public static void InjectContractCalls(IMetadataHost host, Module module, ContractProvider contractProvider, ISourceLocationProvider sourceLocationProvider) {
var cci = new ContractCallInjector(host, contractProvider, sourceLocationProvider);
cci.Rewrite(module);
}