public EqualityResolver(
EqualityContext context,
MembersProvider membersProvider,
IConfigurationProvider configuration)
{
_configuration = configuration;
var collectionComparer = new ArrayComparisonEmitter(this, CustomEmitters.EmitCheckIfLoopsAreDone, CustomEmitters.EmitReferenceComparison);
_comparisonFactories = new Func <IVariable, IComparisonEmitter>[] {
variable => NullableComparison.Create(this, CustomEmitters.EmitReturnIfFalsy, CustomEmitters.EmitCheckNullablesForValue, variable),
CeqEqualityComparison.Create,
variable => StringsComparison.Create(StringEqualsMethod, CustomEmitters.EmitReturnIfFalsy, _configuration, variable),
OperatorEqualityComparison.Create,
BacisEqualityComparison.Create,
variable => MembersComparison.Create(this, membersProvider, variable),
variable => ArraysComparison.Create(collectionComparer, _configuration, variable),
variable => EnumerablesComparison.Create(this, collectionComparer, CustomEmitters.EmitCheckIfLoopsAreDone, _configuration, variable),
variable => IndirectComparison.Create(
CustomEmitters.EmitReturnIfFalsy,
context.GetStaticEqualsMethodInfo,
DelayedEquals,
variable)
};
}
public IComparisonEmitter GetComparisonEmitter(IVariable variable)
{
var hasCustomComparer = _configuration.HasCustomComparer(variable.VariableType);
if (hasCustomComparer)
{
return(IndirectComparison.Create(CustomEmitters.EmitReturnIfTruthy, DelayedCompare, variable));
}
var comparison = _comparisonFactories
.Select(factory => factory(variable))
.FirstOrDefault(x => x != null);
if (comparison == null)
{
throw new NotSupportedException($"{variable.VariableType.DisplayName()} is not supported.");
}
return(comparison);
}
public ComparisonResolver(ComparerContext context, MembersProvider membersProvider, IConfigurationProvider configuration)
{
_configuration = configuration;
var collectionComparer = new ArrayComparisonEmitter(this, CustomEmitters.EmitCheckIfLoopsAreDone, CustomEmitters.EmitReferenceComparison);
_comparisonFactories = new Func <IVariable, IComparisonEmitter>[] {
variable => NullableComparison.Create(this, CustomEmitters.EmitReturnIfTruthy, CustomEmitters.EmitCheckNullablesForValue, variable),
IntegralsComparison.Create,
variable => StringsComparison.Create(StringCompareMethod, CustomEmitters.EmitReturnIfTruthy, _configuration, variable),
ComparablesComparison.Create,
variable => MembersComparison.Create(this, membersProvider, variable),
variable => ArraysComparison.Create(collectionComparer, _configuration, variable),
variable => EnumerablesComparison.Create(this, collectionComparer, CustomEmitters.EmitCheckIfLoopsAreDone, _configuration, variable),
variable => IndirectComparison.Create(
CustomEmitters.EmitReturnIfTruthy,
variableType => context.GetStaticCompareMethodInfo(variableType),
DelayedCompare,
variable)
};
}
