support for .NET framework 3.5
Still have bugs
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@@ -0,0 +1,211 @@
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namespace Standard
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{
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using System;
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using System.Diagnostics;
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using System.Diagnostics.CodeAnalysis;
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using System.Globalization;
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using System.IO;
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using System.Threading;
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internal static class Verify
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{
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[DebuggerStepThrough, SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")]
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public static void AreEqual<T>(T expected, T actual, string parameterName, string message)
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{
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if (expected == null)
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{
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if ((actual != null) && !actual.Equals(expected))
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{
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throw new ArgumentException(message, parameterName);
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}
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}
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else if (!expected.Equals(actual))
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{
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throw new ArgumentException(message, parameterName);
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}
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}
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[DebuggerStepThrough, SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")]
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public static void AreNotEqual<T>(T notExpected, T actual, string parameterName, string message)
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{
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if (notExpected == null)
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{
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if ((actual == null) || actual.Equals(notExpected))
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{
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throw new ArgumentException(message, parameterName);
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}
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}
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else if (notExpected.Equals(actual))
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{
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throw new ArgumentException(message, parameterName);
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}
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}
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[DebuggerStepThrough, SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")]
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public static void BoundedDoubleInc(double lowerBoundInclusive, double value, double upperBoundInclusive, string message, string parameter)
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{
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if ((value < lowerBoundInclusive) || (value > upperBoundInclusive))
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{
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throw new ArgumentException(message, parameter);
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}
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}
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[SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode"), DebuggerStepThrough]
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public static void BoundedInteger(int lowerBoundInclusive, int value, int upperBoundExclusive, string parameterName)
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{
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if ((value < lowerBoundInclusive) || (value >= upperBoundExclusive))
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{
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throw new ArgumentException(string.Format(CultureInfo.InvariantCulture, "The integer value must be bounded with [{0}, {1})", new object[] { lowerBoundInclusive, upperBoundExclusive }), parameterName);
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}
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}
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[SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode"), DebuggerStepThrough]
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public static void FileExists(string filePath, string parameterName)
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{
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IsNeitherNullNorEmpty(filePath, parameterName);
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if (!File.Exists(filePath))
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{
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throw new ArgumentException(string.Format(CultureInfo.InvariantCulture, "No file exists at \"{0}\"", new object[] { filePath }), parameterName);
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}
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}
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[SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode"), DebuggerStepThrough]
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internal static void ImplementsInterface(object parameter, Type interfaceType, string parameterName)
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{
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bool flag = false;
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foreach (Type type in parameter.GetType().GetInterfaces())
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{
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if (type == interfaceType)
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{
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flag = true;
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break;
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}
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}
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if (!flag)
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{
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throw new ArgumentException(string.Format(CultureInfo.InvariantCulture, "The parameter must implement interface {0}.", new object[] { interfaceType.ToString() }), parameterName);
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}
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}
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[SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode"), DebuggerStepThrough]
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public static void IsApartmentState(ApartmentState requiredState, string message)
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{
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if (Thread.CurrentThread.GetApartmentState() != requiredState)
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{
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throw new InvalidOperationException(message);
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}
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}
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[DebuggerStepThrough, SuppressMessage("Microsoft.Performance", "CA1820:TestForEmptyStringsUsingStringLength"), SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")]
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public static void IsNeitherNullNorEmpty(string value, string name)
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{
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if (value == null)
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{
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throw new ArgumentNullException(name, "The parameter can not be either null or empty.");
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}
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if ("" == value)
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{
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throw new ArgumentException("The parameter can not be either null or empty.", name);
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}
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}
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[SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode"), SuppressMessage("Microsoft.Performance", "CA1820:TestForEmptyStringsUsingStringLength"), DebuggerStepThrough]
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public static void IsNeitherNullNorWhitespace(string value, string name)
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{
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if (value == null)
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{
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throw new ArgumentNullException(name, "The parameter can not be either null or empty or consist only of white space characters.");
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}
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if ("" == value.Trim())
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{
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throw new ArgumentException("The parameter can not be either null or empty or consist only of white space characters.", name);
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}
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}
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[SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode"), DebuggerStepThrough]
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public static void IsNotDefault<T>(T obj, string name) where T: struct
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{
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T local2 = default(T);
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if (local2.Equals(obj))
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{
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throw new ArgumentException("The parameter must not be the default value.", name);
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}
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}
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[DebuggerStepThrough, SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")]
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public static void IsNotNull<T>(T obj, string name) where T: class
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{
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if (obj == null)
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{
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throw new ArgumentNullException(name);
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}
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}
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[SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode"), DebuggerStepThrough]
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public static void IsNull<T>(T obj, string name) where T: class
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{
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if (obj != null)
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{
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throw new ArgumentException("The parameter must be null.", name);
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}
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}
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[SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode"), DebuggerStepThrough]
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public static void IsTrue(bool statement, string name)
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{
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if (!statement)
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{
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throw new ArgumentException("", name);
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}
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}
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[DebuggerStepThrough, SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")]
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public static void IsTrue(bool statement, string name, string message)
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{
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if (!statement)
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{
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throw new ArgumentException(message, name);
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}
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}
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[DebuggerStepThrough, SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")]
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public static void PropertyIsNotNull<T>(T obj, string name) where T: class
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{
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if (obj == null)
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{
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throw new InvalidOperationException(string.Format(CultureInfo.InvariantCulture, "The property {0} cannot be null at this time.", new object[] { name }));
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}
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}
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[DebuggerStepThrough, SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")]
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public static void PropertyIsNull<T>(T obj, string name) where T: class
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{
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if (obj != null)
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{
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throw new InvalidOperationException(string.Format(CultureInfo.InvariantCulture, "The property {0} must be null at this time.", new object[] { name }));
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}
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}
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[DebuggerStepThrough, SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")]
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public static void TypeSupportsInterface(Type type, Type interfaceType, string parameterName)
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{
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IsNotNull<Type>(type, "type");
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IsNotNull<Type>(interfaceType, "interfaceType");
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if (type.GetInterface(interfaceType.Name) == null)
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{
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throw new ArgumentException("The type of this parameter does not support a required interface", parameterName);
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}
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}
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[DebuggerStepThrough, SuppressMessage("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")]
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public static void UriIsAbsolute(Uri uri, string parameterName)
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{
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IsNotNull<Uri>(uri, parameterName);
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if (!uri.IsAbsoluteUri)
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{
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throw new ArgumentException("The URI must be absolute.", parameterName);
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}
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}
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}
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}
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