path: root/.packages/microsoft.netcore.app/2.0.0/ref/netcoreapp2.0/System.Diagnostics.Contracts.xml

<?xml version="1.0" encoding="utf-8"?><span>
<doc>
  <assembly>
    <name>System.Diagnostics.Contracts</name>
  </assembly>
  <members>
    <member name="T:System.Runtime.CompilerServices.ContractHelper">
      <summary>Provides methods that the binary rewriter uses to handle contract failures.</summary>
    </member>
    <member name="M:System.Runtime.CompilerServices.ContractHelper.RaiseContractFailedEvent(System.Diagnostics.Contracts.ContractFailureKind,System.String,System.String,System.Exception)">
      <summary>Used by the binary rewriter to activate the default failure behavior.</summary>
      <param name="failureKind">One of the enumeration values that specifies the type of failure.</param>
      <param name="userMessage">Additional user information.</param>
      <param name="conditionText">The description of the condition that caused the failure.</param>
      <param name="innerException">The inner exception that caused the current exception.</param>
      <returns>A null reference (Nothing in Visual Basic) if the event was handled and should not trigger a failure; otherwise, returns the localized failure message.</returns>
      <exception cref="T:System.ArgumentException"><paramref name="failureKind">failureKind</paramref> is not a valid <see cref="T:System.Diagnostics.Contracts.ContractFailureKind"></see> value.</exception>
    </member>
    <member name="M:System.Runtime.CompilerServices.ContractHelper.TriggerFailure(System.Diagnostics.Contracts.ContractFailureKind,System.String,System.String,System.String,System.Exception)">
      <summary>Triggers the default failure behavior.</summary>
      <param name="kind">One of the enumeration values that specifies the type of failure.</param>
      <param name="displayMessage">The message to display.</param>
      <param name="userMessage">Additional user information.</param>
      <param name="conditionText">The description of the condition that caused the failure.</param>
      <param name="innerException">The inner exception that caused the current exception.</param>
    </member>
    <member name="T:System.Diagnostics.Contracts.ContractAbbreviatorAttribute">
      <summary>Defines abbreviations that you can use in place of the full contract syntax.</summary>
    </member>
    <member name="M:System.Diagnostics.Contracts.ContractAbbreviatorAttribute.#ctor">
      <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractAbbreviatorAttribute"></see> class.</summary>
    </member>
    <member name="T:System.Diagnostics.Contracts.ContractArgumentValidatorAttribute">
      <summary>Enables the factoring of legacy if-then-throw code into separate methods for reuse, and provides full control over thrown exceptions and arguments.</summary>
    </member>
    <member name="M:System.Diagnostics.Contracts.ContractArgumentValidatorAttribute.#ctor">
      <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractArgumentValidatorAttribute"></see> class.</summary>
    </member>
    <member name="T:System.Diagnostics.Contracts.ContractClassAttribute">
      <summary>Specifies that a separate type contains the code contracts for this type.</summary>
    </member>
    <member name="M:System.Diagnostics.Contracts.ContractClassAttribute.#ctor(System.Type)">
      <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractClassAttribute"></see> class.</summary>
      <param name="typeContainingContracts">The type that contains the code contracts for this type.</param>
    </member>
    <member name="P:System.Diagnostics.Contracts.ContractClassAttribute.TypeContainingContracts">
      <summary>Gets the type that contains the code contracts for this type.</summary>
      <returns>The type that contains the code contracts for this type.</returns>
    </member>
    <member name="T:System.Diagnostics.Contracts.ContractClassForAttribute">
      <summary>Specifies that a class is a contract for a type.</summary>
    </member>
    <member name="M:System.Diagnostics.Contracts.ContractClassForAttribute.#ctor(System.Type)">
      <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractClassForAttribute"></see> class, specifying the type the current class is a contract for.</summary>
      <param name="typeContractsAreFor">The type the current class is a contract for.</param>
    </member>
    <member name="P:System.Diagnostics.Contracts.ContractClassForAttribute.TypeContractsAreFor">
      <summary>Gets the type that this code contract applies to.</summary>
      <returns>The type that this contract applies to.</returns>
    </member>
    <member name="T:System.Diagnostics.Contracts.ContractFailedEventArgs">
      <summary>Provides methods and data for the <see cref="E:System.Diagnostics.Contracts.Contract.ContractFailed"></see> event.</summary>
    </member>
    <member name="M:System.Diagnostics.Contracts.ContractFailedEventArgs.#ctor(System.Diagnostics.Contracts.ContractFailureKind,System.String,System.String,System.Exception)">
      <summary>Provides data for the <see cref="E:System.Diagnostics.Contracts.Contract.ContractFailed"></see> event.</summary>
      <param name="failureKind">One of the enumeration values that specifies the contract that failed.</param>
      <param name="message">The message for the event.</param>
      <param name="condition">The condition for the event.</param>
      <param name="originalException">The exception that caused the event.</param>
    </member>
    <member name="P:System.Diagnostics.Contracts.ContractFailedEventArgs.Condition">
      <summary>Gets the condition for the failure of the contract.</summary>
      <returns>The condition for the failure.</returns>
    </member>
    <member name="P:System.Diagnostics.Contracts.ContractFailedEventArgs.FailureKind">
      <summary>Gets the type of contract that failed.</summary>
      <returns>One of the enumeration values that specifies the type of contract that failed.</returns>
    </member>
    <member name="P:System.Diagnostics.Contracts.ContractFailedEventArgs.Handled">
      <summary>Indicates whether the <see cref="E:System.Diagnostics.Contracts.Contract.ContractFailed"></see> event has been handled.</summary>
      <returns>true if the event has been handled; otherwise, false.</returns>
    </member>
    <member name="P:System.Diagnostics.Contracts.ContractFailedEventArgs.Message">
      <summary>Gets the message that describes the <see cref="E:System.Diagnostics.Contracts.Contract.ContractFailed"></see> event.</summary>
      <returns>The message that describes the event.</returns>
    </member>
    <member name="P:System.Diagnostics.Contracts.ContractFailedEventArgs.OriginalException">
      <summary>Gets the original exception that caused the <see cref="E:System.Diagnostics.Contracts.Contract.ContractFailed"></see> event.</summary>
      <returns>The exception that caused the event.</returns>
    </member>
    <member name="M:System.Diagnostics.Contracts.ContractFailedEventArgs.SetHandled">
      <summary>Sets the <see cref="P:System.Diagnostics.Contracts.ContractFailedEventArgs.Handled"></see> property to true.</summary>
    </member>
    <member name="M:System.Diagnostics.Contracts.ContractFailedEventArgs.SetUnwind">
      <summary>Sets the <see cref="P:System.Diagnostics.Contracts.ContractFailedEventArgs.Unwind"></see> property to true.</summary>
    </member>
    <member name="P:System.Diagnostics.Contracts.ContractFailedEventArgs.Unwind">
      <summary>Indicates whether the code contract escalation policy should be applied.</summary>
      <returns>true to apply the escalation policy; otherwise, false. The default is false.</returns>
    </member>
    <member name="T:System.Diagnostics.Contracts.ContractFailureKind">
      <summary>Specifies the type of contract that failed.</summary>
    </member>
    <member name="F:System.Diagnostics.Contracts.ContractFailureKind.Assert">
      <summary>An <see cref="Overload:System.Diagnostics.Contracts.Contract.Assert"></see> contract failed.</summary>
      <returns></returns>
    </member>
    <member name="F:System.Diagnostics.Contracts.ContractFailureKind.Assume">
      <summary>An <see cref="Overload:System.Diagnostics.Contracts.Contract.Assume"></see> contract failed.</summary>
      <returns></returns>
    </member>
    <member name="F:System.Diagnostics.Contracts.ContractFailureKind.Invariant">
      <summary>An <see cref="Overload:System.Diagnostics.Contracts.Contract.Invariant"></see> contract failed.</summary>
      <returns></returns>
    </member>
    <member name="F:System.Diagnostics.Contracts.ContractFailureKind.Postcondition">
      <summary>An <see cref="Overload:System.Diagnostics.Contracts.Contract.Ensures"></see> contract failed.</summary>
      <returns></returns>
    </member>
    <member name="F:System.Diagnostics.Contracts.ContractFailureKind.PostconditionOnException">
      <summary>An <see cref="Overload:System.Diagnostics.Contracts.Contract.EnsuresOnThrow"></see> contract failed.</summary>
      <returns></returns>
    </member>
    <member name="F:System.Diagnostics.Contracts.ContractFailureKind.Precondition">
      <summary>A <see cref="Overload:System.Diagnostics.Contracts.Contract.Requires"></see> contract failed.</summary>
      <returns></returns>
    </member>
    <member name="T:System.Diagnostics.Contracts.ContractInvariantMethodAttribute">
      <summary>Marks a method as being the invariant method for a class.</summary>
    </member>
    <member name="M:System.Diagnostics.Contracts.ContractInvariantMethodAttribute.#ctor">
      <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractInvariantMethodAttribute"></see> class.</summary>
    </member>
    <member name="T:System.Diagnostics.Contracts.ContractOptionAttribute">
      <summary>Enables you to set contract and tool options at assembly, type, or method granularity.</summary>
    </member>
    <member name="M:System.Diagnostics.Contracts.ContractOptionAttribute.#ctor(System.String,System.String,System.Boolean)">
      <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractOptionAttribute"></see> class by using the provided category, setting, and enable/disable value.</summary>
      <param name="category">The category for the option to be set.</param>
      <param name="setting">The option setting.</param>
      <param name="enabled">true to enable the option; false to disable the option.</param>
    </member>
    <member name="M:System.Diagnostics.Contracts.ContractOptionAttribute.#ctor(System.String,System.String,System.String)">
      <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractOptionAttribute"></see> class by using the provided category, setting, and value.</summary>
      <param name="category">The category of the option to be set.</param>
      <param name="setting">The option setting.</param>
      <param name="value">The value for the setting.</param>
    </member>
    <member name="P:System.Diagnostics.Contracts.ContractOptionAttribute.Category">
      <summary>Gets the category of the option.</summary>
      <returns>The category of the option.</returns>
    </member>
    <member name="P:System.Diagnostics.Contracts.ContractOptionAttribute.Enabled">
      <summary>Determines if an option is enabled.</summary>
      <returns>true if the option is enabled; otherwise, false.</returns>
    </member>
    <member name="P:System.Diagnostics.Contracts.ContractOptionAttribute.Setting">
      <summary>Gets the setting for the option.</summary>
      <returns>The setting for the option.</returns>
    </member>
    <member name="P:System.Diagnostics.Contracts.ContractOptionAttribute.Value">
      <summary>Gets the value for the option.</summary>
      <returns>The value for the option.</returns>
    </member>
    <member name="T:System.Diagnostics.Contracts.ContractPublicPropertyNameAttribute">
      <summary>Specifies that a field can be used in method contracts when the field has less visibility than the method.</summary>
    </member>
    <member name="M:System.Diagnostics.Contracts.ContractPublicPropertyNameAttribute.#ctor(System.String)">
      <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractPublicPropertyNameAttribute"></see> class.</summary>
      <param name="name">The property name to apply to the field.</param>
    </member>
    <member name="P:System.Diagnostics.Contracts.ContractPublicPropertyNameAttribute.Name">
      <summary>Gets the property name to be applied to the field.</summary>
      <returns>The property name to be applied to the field.</returns>
    </member>
    <member name="T:System.Diagnostics.Contracts.ContractReferenceAssemblyAttribute">
      <summary>Specifies that an assembly is a reference assembly that contains contracts.</summary>
    </member>
    <member name="M:System.Diagnostics.Contracts.ContractReferenceAssemblyAttribute.#ctor">
      <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractReferenceAssemblyAttribute"></see> class.</summary>
    </member>
    <member name="T:System.Diagnostics.Contracts.ContractRuntimeIgnoredAttribute">
      <summary>Identifies a member that has no run-time behavior.</summary>
    </member>
    <member name="M:System.Diagnostics.Contracts.ContractRuntimeIgnoredAttribute.#ctor">
      <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractRuntimeIgnoredAttribute"></see> class.</summary>
    </member>
    <member name="T:System.Diagnostics.Contracts.ContractVerificationAttribute">
      <summary>Instructs analysis tools to assume the correctness of an assembly, type, or member without performing static verification.</summary>
    </member>
    <member name="M:System.Diagnostics.Contracts.ContractVerificationAttribute.#ctor(System.Boolean)">
      <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.ContractVerificationAttribute"></see> class.</summary>
      <param name="value">true to require verification; otherwise, false.</param>
    </member>
    <member name="P:System.Diagnostics.Contracts.ContractVerificationAttribute.Value">
      <summary>Gets the value that indicates whether to verify the contract of the target.</summary>
      <returns>true if verification is required; otherwise, false.</returns>
    </member>
    <member name="T:System.Diagnostics.Contracts.PureAttribute">
      <summary>Indicates that a type or method is pure, that is, it does not make any visible state changes.</summary>
    </member>
    <member name="M:System.Diagnostics.Contracts.PureAttribute.#ctor">
      <summary>Initializes a new instance of the <see cref="T:System.Diagnostics.Contracts.PureAttribute"></see> class.</summary>
    </member>
    <member name="T:System.Diagnostics.Contracts.Contract">
      <summary>Contains static methods for representing program contracts such as preconditions, postconditions, and object invariants.</summary>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.Assert(System.Boolean)">
      <summary>Checks for a condition; if the condition is false, follows the escalation policy set for the analyzer.</summary>
      <param name="condition">The conditional expression to test.</param>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.Assert(System.Boolean,System.String)">
      <summary>Checks for a condition; if the condition is false, follows the escalation policy set by the analyzer and displays the specified message.</summary>
      <param name="condition">The conditional expression to test.</param>
      <param name="userMessage">A message to display if the condition is not met.</param>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.Assume(System.Boolean)">
      <summary>Instructs code analysis tools to assume that the specified condition is true, even if it cannot be statically proven to always be true.</summary>
      <param name="condition">The conditional expression to assume true.</param>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.Assume(System.Boolean,System.String)">
      <summary>Instructs code analysis tools to assume that a condition is true, even if it cannot be statically proven to always be true, and displays a message if the assumption fails.</summary>
      <param name="condition">The conditional expression to assume true.</param>
      <param name="userMessage">The message to post if the assumption fails.</param>
    </member>
    <member name="E:System.Diagnostics.Contracts.Contract.ContractFailed">
      <summary>Occurs when a contract fails.</summary>
      <returns></returns>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.EndContractBlock">
      <summary>Marks the end of the contract section when a method's contracts contain only preconditions in the if-then-throw form.</summary>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.Ensures(System.Boolean)">
      <summary>Specifies a postcondition contract for the enclosing method or property.</summary>
      <param name="condition">The conditional expression to test. The expression may include <see cref="M:System.Diagnostics.Contracts.Contract.OldValue``1(``0)"></see>, <see cref="M:System.Diagnostics.Contracts.Contract.ValueAtReturn``1(``0@)"></see>, and <see cref="M:System.Diagnostics.Contracts.Contract.Result``1"></see> values.</param>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.Ensures(System.Boolean,System.String)">
      <summary>Specifies a postcondition contract for a provided exit condition and a message to display if the condition is false.</summary>
      <param name="condition">The conditional expression to test. The expression may include <see cref="M:System.Diagnostics.Contracts.Contract.OldValue``1(``0)"></see> and <see cref="M:System.Diagnostics.Contracts.Contract.Result``1"></see> values.</param>
      <param name="userMessage">The message to display if the expression is not true.</param>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.EnsuresOnThrow``1(System.Boolean)">
      <summary>Specifies a postcondition contract for the enclosing method or property, based on the provided exception and condition.</summary>
      <param name="condition">The conditional expression to test.</param>
      <typeparam name="TException">The type of exception that invokes the postcondition check.</typeparam>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.EnsuresOnThrow``1(System.Boolean,System.String)">
      <summary>Specifies a postcondition contract and a message to display if the condition is false for the enclosing method or property, based on the provided exception and condition.</summary>
      <param name="condition">The conditional expression to test.</param>
      <param name="userMessage">The message to display if the expression is false.</param>
      <typeparam name="TException">The type of exception that invokes the postcondition check.</typeparam>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.Exists(System.Int32,System.Int32,System.Predicate{System.Int32})">
      <summary>Determines whether a specified test is true for any integer within a range of integers.</summary>
      <param name="fromInclusive">The first integer to pass to predicate.</param>
      <param name="toExclusive">One more than the last integer to pass to predicate.</param>
      <param name="predicate">The function to evaluate for any value of the integer in the specified range.</param>
      <returns>true if <paramref name="predicate">predicate</paramref> returns true for any integer starting from <paramref name="fromInclusive">fromInclusive</paramref> to <paramref name="toExclusive">toExclusive</paramref> - 1.</returns>
      <exception cref="T:System.ArgumentNullException"><paramref name="predicate">predicate</paramref> is null.</exception>
      <exception cref="T:System.ArgumentException"><paramref name="toExclusive">toExclusive</paramref> is less than <paramref name="fromInclusive">fromInclusive</paramref>.</exception>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.Exists``1(System.Collections.Generic.IEnumerable{``0},System.Predicate{``0})">
      <summary>Determines whether an element within a collection of elements exists within a function.</summary>
      <param name="collection">The collection from which elements of type T will be drawn to pass to predicate.</param>
      <param name="predicate">The function to evaluate for an element in collection.</param>
      <typeparam name="T">The type that is contained in collection.</typeparam>
      <returns>true if and only if <paramref name="predicate">predicate</paramref> returns true for any element of type <paramref name="T">T</paramref> in <paramref name="collection">collection</paramref>.</returns>
      <exception cref="T:System.ArgumentNullException"><paramref name="collection">collection</paramref> or <paramref name="predicate">predicate</paramref> is null.</exception>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.ForAll(System.Int32,System.Int32,System.Predicate{System.Int32})">
      <summary>Determines whether a particular condition is valid for all integers in a specified range.</summary>
      <param name="fromInclusive">The first integer to pass to predicate.</param>
      <param name="toExclusive">One more than the last integer to pass to predicate.</param>
      <param name="predicate">The function to evaluate for the existence of the integers in the specified range.</param>
      <returns>true if <paramref name="predicate">predicate</paramref> returns true for all integers starting from <paramref name="fromInclusive">fromInclusive</paramref> to <paramref name="toExclusive">toExclusive</paramref> - 1.</returns>
      <exception cref="T:System.ArgumentNullException"><paramref name="predicate">predicate</paramref> is null.</exception>
      <exception cref="T:System.ArgumentException"><paramref name="toExclusive">toExclusive</paramref> is less than <paramref name="fromInclusive">fromInclusive</paramref>.</exception>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.ForAll``1(System.Collections.Generic.IEnumerable{``0},System.Predicate{``0})">
      <summary>Determines whether all the elements in a collection exist within a function.</summary>
      <param name="collection">The collection from which elements of type T will be drawn to pass to predicate.</param>
      <param name="predicate">The function to evaluate for the existence of all the elements in collection.</param>
      <typeparam name="T">The type that is contained in collection.</typeparam>
      <returns>true if and only if <paramref name="predicate">predicate</paramref> returns true for all elements of type <paramref name="T">T</paramref> in <paramref name="collection">collection</paramref>.</returns>
      <exception cref="T:System.ArgumentNullException"><paramref name="collection">collection</paramref> or <paramref name="predicate">predicate</paramref> is null.</exception>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.Invariant(System.Boolean)">
      <summary>Specifies an invariant contract for the enclosing method or property.</summary>
      <param name="condition">The conditional expression to test.</param>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.Invariant(System.Boolean,System.String)">
      <summary>Specifies an invariant contract for the enclosing method or property, and displays a message if the condition for the contract fails.</summary>
      <param name="condition">The conditional expression to test.</param>
      <param name="userMessage">The message to display if the condition is false.</param>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.OldValue``1(``0)">
      <summary>Represents values as they were at the start of a method or property.</summary>
      <param name="value">The value to represent (field or parameter).</param>
      <typeparam name="T">The type of value.</typeparam>
      <returns>The value of the parameter or field at the start of a method or property.</returns>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.Requires(System.Boolean)">
      <summary>Specifies a precondition contract for the enclosing method or property.</summary>
      <param name="condition">The conditional expression to test.</param>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.Requires(System.Boolean,System.String)">
      <summary>Specifies a precondition contract for the enclosing method or property, and displays a message if the condition for the contract fails.</summary>
      <param name="condition">The conditional expression to test.</param>
      <param name="userMessage">The message to display if the condition is false.</param>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.Requires``1(System.Boolean)">
      <summary>Specifies a precondition contract for the enclosing method or property, and throws an exception if the condition for the contract fails.</summary>
      <param name="condition">The conditional expression to test.</param>
      <typeparam name="TException">The exception to throw if the condition is false.</typeparam>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.Requires``1(System.Boolean,System.String)">
      <summary>Specifies a precondition contract for the enclosing method or property, and throws an exception with the provided message if the condition for the contract fails.</summary>
      <param name="condition">The conditional expression to test.</param>
      <param name="userMessage">The message to display if the condition is false.</param>
      <typeparam name="TException">The exception to throw if the condition is false.</typeparam>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.Result``1">
      <summary>Represents the return value of a method or property.</summary>
      <typeparam name="T">Type of return value of the enclosing method or property.</typeparam>
      <returns>Return value of the enclosing method or property.</returns>
    </member>
    <member name="M:System.Diagnostics.Contracts.Contract.ValueAtReturn``1(``0@)">
      <summary>Represents the final (output) value of an out parameter when returning from a method.</summary>
      <param name="value">The out parameter.</param>
      <typeparam name="T">The type of the out parameter.</typeparam>
      <returns>The output value of the out parameter.</returns>
    </member>
  </members>
</doc></span>