public bool EndsBefore(T value) => IsNotEmpty && RangeBoundaryTo <T> .IsValid(value) && To < Range.BoundaryTo(value);
/// <summary>Creates instance of <seealso cref="Range{T}"/></summary>
/// <param name="from">Boundary From.</param>
/// <param name="to">Boundary To.</param>
/// <param name="key">The value of the range key.</param>
public Range(T from, T to, TKey key) :
this(Range.BoundaryFrom(from), Range.BoundaryTo(to), key)
{
}
public bool Contains(T value) =>
RangeBoundaryFrom <T> .IsValid(value)
? Contains(Range.BoundaryFrom(value))
: Contains(Range.BoundaryTo(value));
public static void TestRangeStartsAfter()
{
double?empty = null;
double?value1 = 1;
double?value2 = 2;
var emptyFrom = RangeBoundaryFrom <double?> .Empty;
var emptyTo = RangeBoundaryTo <double?> .Empty;
var range = Range.Create(value1, value2);
IsTrue(range.StartsAfter(null));
IsTrue(range.StartsAfter(double.NegativeInfinity));
IsFalse(range.StartsAfter(double.PositiveInfinity));
IsFalse(range.StartsAfter(RangeBoundaryFrom <double?> .Empty));
IsFalse(range.StartsAfter(RangeBoundaryTo <double?> .Empty));
IsTrue(range.StartsAfter(0));
IsFalse(range.StartsAfter(1));
IsFalse(range.StartsAfter(1.5));
IsFalse(range.StartsAfter(2));
IsFalse(range.StartsAfter(3));
IsTrue(range.StartsAfter(Range.Create(empty, 0, RangeKey2)));
IsTrue(range.StartsAfter(Range.CreateExclusiveTo(empty, 1, RangeKey2)));
IsFalse(range.StartsAfter(Range.Create(empty, 1, RangeKey2)));
range = Range.Create(emptyFrom, emptyTo);
IsFalse(range.StartsAfter(null));
IsFalse(range.StartsAfter(double.NegativeInfinity));
IsFalse(range.StartsAfter(double.PositiveInfinity));
IsFalse(range.StartsAfter(RangeBoundaryFrom <double?> .Empty));
IsFalse(range.StartsAfter(RangeBoundaryTo <double?> .Empty));
IsFalse(range.StartsAfter(0));
range = Range.CreateExclusive(empty, empty);
IsFalse(range.StartsAfter(null));
IsFalse(range.StartsAfter(double.NegativeInfinity));
IsFalse(range.StartsAfter(double.PositiveInfinity));
IsFalse(range.StartsAfter(RangeBoundaryFrom <double?> .Empty));
IsFalse(range.StartsAfter(RangeBoundaryTo <double?> .Empty));
IsFalse(range.StartsAfter(0));
range = Range.CreateExclusive(value1, value2);
IsTrue(range.StartsAfter(1));
IsFalse(range.StartsAfter(1.5));
IsFalse(range.StartsAfter(2));
range = Range.CreateExclusive(value1, value2);
IsTrue(range.StartsAfter(Range.BoundaryFrom <double?>(1)));
IsFalse(range.StartsAfter(Range.BoundaryTo <double?>(2)));
IsFalse(range.StartsAfter(Range.BoundaryFromExclusive <double?>(1)));
IsFalse(range.StartsAfter(Range.BoundaryFromExclusive <double?>(1.5)));
IsFalse(range.StartsAfter(Range.BoundaryFromExclusive <double?>(2)));
IsTrue(range.StartsAfter(Range.BoundaryToExclusive <double?>(1)));
IsFalse(range.StartsAfter(Range.BoundaryToExclusive <double?>(1.5)));
IsFalse(range.StartsAfter(Range.BoundaryToExclusive <double?>(2)));
Throws <ArgumentException>(
() => range.StartsAfter(Range.BoundaryFrom <double?>(double.PositiveInfinity)));
Throws <ArgumentException>(
() => range.StartsAfter(Range.BoundaryTo <double?>(double.NegativeInfinity)));
}
public static void TestRangeEndsBefore()
{
double?empty = null;
double?value1 = 1;
double?value2 = 2;
var emptyFrom = RangeBoundaryFrom <double?> .Empty;
var emptyTo = RangeBoundaryTo <double?> .Empty;
var range = Range.Create(value1, value2);
IsTrue(range.EndsBefore(null));
IsFalse(range.EndsBefore(double.NegativeInfinity));
IsTrue(range.EndsBefore(double.PositiveInfinity));
IsFalse(range.EndsBefore(RangeBoundaryFrom <double?> .Empty));
IsFalse(range.EndsBefore(RangeBoundaryTo <double?> .Empty));
IsFalse(range.EndsBefore(0));
IsFalse(range.EndsBefore(1));
IsFalse(range.EndsBefore(1.5));
IsFalse(range.EndsBefore(2));
IsTrue(range.EndsBefore(3));
IsFalse(range.EndsBefore(Range.Create(2, empty, RangeKey2)));
IsTrue(range.EndsBefore(Range.CreateExclusiveFrom(2, empty, RangeKey2)));
IsTrue(range.EndsBefore(Range.Create(3, empty, RangeKey2)));
range = Range.Create(emptyFrom, emptyTo);
IsFalse(range.EndsBefore(null));
IsFalse(range.EndsBefore(double.NegativeInfinity));
IsFalse(range.EndsBefore(double.PositiveInfinity));
IsFalse(range.EndsBefore(RangeBoundaryFrom <double?> .Empty));
IsFalse(range.EndsBefore(RangeBoundaryTo <double?> .Empty));
IsFalse(range.EndsBefore(0));
range = Range.CreateExclusive(empty, empty);
IsFalse(range.EndsBefore(null));
IsFalse(range.EndsBefore(double.NegativeInfinity));
IsFalse(range.EndsBefore(double.PositiveInfinity));
IsFalse(range.EndsBefore(RangeBoundaryFrom <double?> .Empty));
IsFalse(range.EndsBefore(RangeBoundaryTo <double?> .Empty));
IsFalse(range.EndsBefore(0));
range = Range.CreateExclusive(value1, value2);
IsFalse(range.EndsBefore(1));
IsFalse(range.EndsBefore(1.5));
IsTrue(range.EndsBefore(2));
range = Range.CreateExclusive(value1, value2);
IsFalse(range.EndsBefore(Range.BoundaryFrom <double?>(1)));
IsTrue(range.EndsBefore(Range.BoundaryTo <double?>(2)));
IsFalse(range.EndsBefore(Range.BoundaryFromExclusive <double?>(1)));
IsFalse(range.EndsBefore(Range.BoundaryFromExclusive <double?>(1.5)));
IsTrue(range.EndsBefore(Range.BoundaryFromExclusive <double?>(2)));
IsFalse(range.EndsBefore(Range.BoundaryToExclusive <double?>(1)));
IsFalse(range.EndsBefore(Range.BoundaryToExclusive <double?>(1.5)));
IsFalse(range.EndsBefore(Range.BoundaryToExclusive <double?>(2)));
Throws <ArgumentException>(
() => range.EndsBefore(Range.BoundaryFrom <double?>(double.PositiveInfinity)));
Throws <ArgumentException>(
() => range.EndsBefore(Range.BoundaryTo <double?>(double.NegativeInfinity)));
}
public static Range <T> TrimTo <T>(this Range <T> range, T to) => TrimTo(range, Range.BoundaryTo(to));
public static void TestRangeCreate()
{
int?value1 = 1;
int?value2 = 2;
int?empty = null;
var key = "Hello!";
DoesNotThrow(() => Range.Create(value1, value2));
DoesNotThrow(() => Range.Create(value1, value1));
DoesNotThrow(() => Range.Create(empty, value2));
DoesNotThrow(() => Range.Create(empty, empty));
DoesNotThrow(() => Range.CreateExclusiveFrom(value1, value2));
Throws <ArgumentException>(() => Range.CreateExclusiveFrom(value1, value1));
DoesNotThrow(() => Range.CreateExclusiveFrom(empty, value2));
DoesNotThrow(() => Range.CreateExclusiveFrom(empty, empty));
DoesNotThrow(() => Range.CreateExclusiveTo(value1, value2, key));
Throws <ArgumentException>(() => Range.CreateExclusiveTo(value2, value2, key));
DoesNotThrow(() => Range.CreateExclusiveTo(empty, value2, key));
DoesNotThrow(() => Range.CreateExclusiveTo(empty, empty, key));
DoesNotThrow(() => Range.CreateExclusive(value1, value2, key));
Throws <ArgumentException>(() => Range.CreateExclusive(value2, value2, key));
DoesNotThrow(() => Range.CreateExclusive(empty, value2, key));
DoesNotThrow(() => Range.CreateExclusive(empty, empty, key));
Throws <ArgumentException>(() => Range.Create(value2, value1, key));
Throws <ArgumentException>(() => Range.CreateExclusiveFrom(value2, value1));
Throws <ArgumentException>(() => Range.CreateExclusiveTo(value2, value1, key));
Throws <ArgumentException>(() => Range.CreateExclusive(value2, value1, key));
Throws <ArgumentException>(() => Range.Create(RangeBoundaryFrom <int?> .Empty, Range.BoundaryTo(value2), key));
Throws <ArgumentException>(() => Range.Create(Range.BoundaryFrom(empty), RangeBoundaryTo <int?> .Empty, key));
Throws <ArgumentException>(() => Range.Create(double.NaN, 1, key));
Throws <ArgumentException>(() => Range.Create(1, double.NaN, key));
Throws <ArgumentException>(() => Range.Create(double.NegativeInfinity, double.NegativeInfinity, key));
Throws <ArgumentException>(() => Range.Create(double.PositiveInfinity, double.PositiveInfinity, key));
Throws <ArgumentException>(() => Range.Create(double.PositiveInfinity, double.NegativeInfinity, key));
Throws <ArgumentException>(() => Range.Create(double.PositiveInfinity, 2, key));
Throws <ArgumentException>(() => Range.Create(1, double.NegativeInfinity, key));
AreEqual(
Range <int?> .Empty,
new Range <int?>(RangeBoundaryFrom <int?> .Empty, RangeBoundaryTo <int?> .Empty));
AreEqual(
Range <int?> .Infinite,
Range.Create(empty, empty));
AreEqual(
Range <double> .Infinite,
Range.Create(double.NegativeInfinity, double.PositiveInfinity));
AreEqual(
Range.TryCreate(value2, value1),
Range <int?> .Empty);
AreEqual(
Range <int?, string> .Empty,
Range.TryCreate(value2, value1, (string)null));
AreEqual(
Range <int?, string> .Infinite,
Range.Create(empty, empty, (string)null));
AreNotEqual(
Range <int?, string> .Empty,
Range.TryCreate(value2, value1, key));
AreNotEqual(
Range <int?, string> .Infinite,
Range.Create(empty, empty, key));
IsTrue(Range.TryCreate(value2, value1, key).IsEmpty);
IsFalse(Range.TryCreate(value1, value2, key).IsEmpty);
IsTrue(Range.TryCreate(double.NegativeInfinity, double.NegativeInfinity, key).IsEmpty);
IsTrue(Range.TryCreate(double.NaN, 1, key).IsEmpty);
IsTrue(Range.TryCreate(double.NaN, double.NaN, key).IsEmpty);
}
public static bool EndsBefore <T>(this Range <T> range, T value) => range.IsNotEmpty && RangeBoundaryTo <T> .IsValid(value) && range.To < Range.BoundaryTo(value);
public static Range <T> ExtendTo <T>(this Range <T> range, T to) => ExtendTo(range, Range.BoundaryTo(to));
/// <summary>Creates instance of <seealso cref="Range{T}"/></summary>
/// <param name="from">Boundary From.</param>
/// <param name="to">Boundary To.</param>
public Range(T from, T to) :
this(Range.BoundaryFrom(from), Range.BoundaryTo(to))
{ }
public static bool Contains <T>(this Range <T> range, T value) =>
RangeBoundaryFrom <T> .IsValid(value)
? Contains(range, Range.BoundaryFrom(value))
: Contains(range, Range.BoundaryTo(value));
public Range <T> TrimTo(T to) => TrimTo(Range.BoundaryTo(to));
public Range <T> ExtendTo(T to) => ExtendTo(Range.BoundaryTo(to));
public CompositeRange <T, TKey> TrimTo(T to) => TrimTo(Range.BoundaryTo(to));
public CompositeRange <T, TKey> ExtendTo(T to) => ExtendTo(Range.BoundaryTo(to));
public static CompositeRange <T> TrimTo <T>(this CompositeRange <T> compositeRange, T to) => TrimTo(compositeRange, Range.BoundaryTo(to));