public Expression Build(IBuildContext context, Expression expression)
{
// Builds expression using base lifetime
expression = _baseSingletonLifetime.Build(context, expression);
// Defines `this` variable to store the reference to the current lifetime instance to call internal method 'IncrementCounter'
var thisVar = Expression.Constant(this);
// Creates a code block
return(Expression.Block(
// Adds the expression to call the method 'IncrementCounter' for the current lifetime instance
Expression.Call(thisVar, IncrementCounterMethodInfo),
// Returns the expression to create an instance
expression));
}
public static Resolver <T> Compile <T>([NotNull] this ILifetime lifetime, [NotNull] Expression <Func <T> > lambdaExpression)
{
if (lifetime == null)
{
throw new ArgumentNullException(nameof(lifetime));
}
if (lambdaExpression == null)
{
throw new ArgumentNullException(nameof(lambdaExpression));
}
var buildContext = new BuildContext(TypeDescriptor <T> .Key, Mock.Of <IContainer>(), new List <IDisposable>(), new List <IBuilder>(), DefaultAutowiringStrategy.Shared);
var lifetimeExpression = lifetime.Build(lambdaExpression.Body, buildContext);
var resolverExpression = Expression.Lambda(buildContext.Key.Type.ToResolverType(), lifetimeExpression, false, WellknownExpressions.ResolverParameters);
return((Resolver <T>)ExpressionCompiler.Shared.Compile(resolverExpression));
}
public static Resolver <T> Compile <T>([NotNull] this ILifetime lifetime, [NotNull] Expression <Func <T> > lambdaExpression, IBuildContext context = null)
{
if (lifetime == null)
{
throw new ArgumentNullException(nameof(lifetime));
}
if (lambdaExpression == null)
{
throw new ArgumentNullException(nameof(lambdaExpression));
}
var buildContext = new BuildContext(null, new Key(typeof(T)), Mock.Of <IContainer>(), new List <ICompiler>()
{
DefaultCompiler.Shared
}, new List <IBuilder>(), DefaultAutowiringStrategy.Shared, Registration.ArgsParameter, Registration.ContainerParameter, Mock.Of <IObserver <ContainerEvent> >());
var lifetimeExpression = lifetime.Build(buildContext, lambdaExpression.Body);
var resolverExpression = Expression.Lambda(buildContext.Key.Type.ToResolverType(), lifetimeExpression, false, Registration.ResolverParameters);
DefaultCompiler.Shared.TryCompile(context ?? Mock.Of <IBuildContext>(), resolverExpression, out var resolverDelegate, out _);
return((Resolver <T>)resolverDelegate);
}