public Expression ConstructBuildUpExpression(
ResolutionContext resolutionContext,
Expression instance,
Type serviceType)
{
var registrationContext = RegistrationContext.Empty;
var typeInfo = instance.Type.GetTypeInfo();
var methods = typeInfo.GetUsableMethods();
var members = typeInfo.GetUsableMembers(registrationContext,
resolutionContext.CurrentContainerContext.ContainerConfiguration);
if (members.Length == 0 && methods.Length == 0)
{
return(instance);
}
var variable = instance.Type.AsVariable();
var assign = variable.AssignTo(instance);
var lines = new ExpandableArray <Expression> {
assign
};
lines.AddRange(this.GetMemberExpressions(members,
registrationContext, resolutionContext, variable));
lines.AddRange(this.CreateMethodExpressions(methods,
registrationContext, resolutionContext, instance));
lines.Add(variable.Type != serviceType ? variable.ConvertTo(serviceType) : variable);
return(lines.AsBlock(variable));
}
public Expression ConstructExpression(
ServiceRegistration serviceRegistration,
ResolutionContext resolutionContext)
{
var constructors = serviceRegistration.ImplementationTypeInfo.GetUsableConstructors();
var methods = serviceRegistration.ImplementationTypeInfo.GetUsableMethods();
var members = serviceRegistration.ImplementationTypeInfo.GetUsableMembers(serviceRegistration.RegistrationContext,
resolutionContext.CurrentContainerContext.ContainerConfiguration);
var initExpression = this.CreateInitExpression(
serviceRegistration.ImplementationType,
serviceRegistration.RegistrationContext,
resolutionContext,
constructors);
if (initExpression == null)
{
return(null);
}
if (members.Length > 0)
{
initExpression = initExpression.InitMembers(this.GetMemberBindings(members,
serviceRegistration.RegistrationContext, resolutionContext));
}
if (methods.Length == 0 && serviceRegistration.RegistrationContext.Initializer == null)
{
return(initExpression);
}
var variable = initExpression.Type.AsVariable();
var assign = variable.AssignTo(initExpression);
var lines = new ExpandableArray <Expression> {
assign
};
lines.AddRange(this.CreateMethodExpressions(methods,
serviceRegistration.RegistrationContext, resolutionContext, variable));
if (serviceRegistration.RegistrationContext.Initializer != null)
{
lines.Add(serviceRegistration.RegistrationContext.Initializer.AsConstant()
.CallMethod(serviceRegistration.RegistrationContext.Initializer.GetType().GetSingleMethod("Invoke"),
variable, resolutionContext.CurrentScopeParameter));
}
lines.Add(variable);
return(lines.AsBlock(variable));
}
public Expression ConstructBuildUpExpression(
ServiceRegistration serviceRegistration,
ResolutionContext resolutionContext,
Expression instance,
Type serviceType)
{
if (instance.Type != serviceRegistration.ImplementationType)
{
instance = instance.ConvertTo(serviceRegistration.ImplementationType);
}
var methods = serviceRegistration.ImplementationTypeInfo.GetUsableMethods();
var members = serviceRegistration.ImplementationTypeInfo.GetUsableMembers(serviceRegistration.RegistrationContext,
resolutionContext.CurrentContainerContext.ContainerConfiguration);
if (members.Length == 0 && methods.Length == 0 &&
serviceRegistration.RegistrationContext.Initializer == null)
{
return(instance);
}
var variable = instance.Type.AsVariable();
var assign = variable.AssignTo(instance);
var lines = new ExpandableArray <Expression> {
assign
};
lines.AddRange(this.GetMemberExpressions(members,
serviceRegistration.RegistrationContext, resolutionContext, variable));
lines.AddRange(this.CreateMethodExpressions(methods,
serviceRegistration.RegistrationContext, resolutionContext, variable));
if (serviceRegistration.RegistrationContext.Initializer != null)
{
lines.Add(serviceRegistration.RegistrationContext.Initializer.AsConstant()
.CallMethod(serviceRegistration.RegistrationContext.Initializer.GetType().GetSingleMethod("Invoke"),
variable, resolutionContext.CurrentScopeParameter));
}
lines.Add(variable.Type != serviceType ? variable.ConvertTo(serviceType) : variable);
return(lines.AsBlock(variable));
}
public Expression ConstructExpression(
ResolutionContext resolutionContext,
Type serviceType)
{
var registrationContext = RegistrationContext.Empty;
var typeInfo = serviceType.GetTypeInfo();
var methods = typeInfo.GetUsableMethods();
var members = typeInfo.GetUsableMembers(registrationContext,
resolutionContext.CurrentContainerContext.ContainerConfiguration);
var initExpression = (Expression)this.SelectConstructor(
serviceType,
registrationContext,
resolutionContext,
typeInfo.DeclaredConstructors,
out var parameters).MakeNew(parameters);
if (members.Length > 0)
{
initExpression = initExpression.InitMembers(this.GetMemberBindings(members,
registrationContext, resolutionContext));
}
if (methods.Length == 0)
{
return(initExpression);
}
var variable = initExpression.Type.AsVariable();
var assign = variable.AssignTo(initExpression);
var lines = new ExpandableArray <Expression> {
assign
};
lines.AddRange(this.CreateMethodExpressions(methods, registrationContext, resolutionContext, variable));
lines.Add(variable);
return(lines.AsBlock(variable));
}
