private EnumerablesComparison(
IResolver resolver,
ArrayComparisonEmitter arrayComparisonEmitter,
EmitCheckIfLoopsAreDoneDelegate emitCheckIfLoopsAreDone,
IConfigurationProvider configuration,
IVariable variable)
{
_resolver = resolver;
_arrayComparisonEmitter = arrayComparisonEmitter;
_emitCheckIfLoopsAreDone = emitCheckIfLoopsAreDone;
_configuration = configuration;
_variable = variable;
var variableType = variable.VariableType;
_elementType = variableType
.FindGenericInterface(typeof(IEnumerable <>))
.GetGenericArguments()
.Single();
_getEnumeratorMethod = variableType.FindMethod(nameof(IEnumerable.GetEnumerator), Type.EmptyTypes);
_enumeratorType = _getEnumeratorMethod.ReturnType;
_moveNextMethod = _enumeratorType.FindMethod(nameof(IEnumerator.MoveNext), Type.EmptyTypes);
_getCurrentMethod = _enumeratorType.GetPropertyGetter(nameof(IEnumerator.Current));
}
public ArrayComparisonEmitter(
IResolver resolver,
EmitCheckIfLoopsAreDoneDelegate emitCheckIfLoopsAreDone,
EmitReferenceComparisonDelegate emitReferenceComparison)
{
_resolver = resolver;
_emitCheckIfLoopsAreDone = emitCheckIfLoopsAreDone;
_emitReferenceComparison = emitReferenceComparison;
}
public static EnumerablesComparison Create(
IResolver comparisons,
ArrayComparisonEmitter arrayComparisonEmitter,
EmitCheckIfLoopsAreDoneDelegate emitCheckIfLoopsAreDone,
IConfigurationProvider configuration,
IVariable variable)
{
var variableType = variable.VariableType;
if (variableType.ImplementsGenericInterface(typeof(IEnumerable <>)) && !variableType.IsArray)
{
return(new EnumerablesComparison(comparisons, arrayComparisonEmitter, emitCheckIfLoopsAreDone, configuration, variable));
}
return(null);
}
