/// <summary>Validate the requirement on a method or property return value.</summary> /// <param name="returnValue">The return value metadata.</param> /// <param name="value">The return value.</param> /// <exception cref="ReturnValueContractException">The contract requirement was not met.</exception> public void OnReturnValuePrecondition(ReturnValueMetadata returnValue, object value) { if (this.IsNull(value)) throw new ReturnValueContractException(returnValue, "cannot be null"); if (this.IsWhitespace(value)) throw new ReturnValueContractException(returnValue, "cannot be blank or consist entirely of whitespace"); }
/// <summary>Validate the requirement on a method or property return value.</summary> /// <param name="returnValue">The return value metadata.</param> /// <param name="value">The return value.</param> /// <exception cref="ReturnValueContractException">The contract requirement was not met.</exception> public void OnReturnValuePrecondition(ReturnValueMetadata returnValue, object value) { if (this.IsNull(value)) throw new ReturnValueContractException(returnValue, "cannot be null"); if (this.IsEmpty(value)) throw new ReturnValueContractException(returnValue, "cannot be an empty enumeration"); }
/// <summary>Validate the requirement on a method or property return value.</summary> /// <param name="returnValue">The return value metadata.</param> /// <param name="value">The return value.</param> /// <exception cref="ReturnValueContractException">The contract requirement was not met.</exception> public void OnReturnValuePrecondition(ReturnValueMetadata returnValue, object value) { if (!this.HasType(value, this.Types)) throw new ReturnValueContractException(returnValue, this.GetError(value.GetType())); }
/// <summary>Validate the requirement on a method or property return value.</summary> /// <param name="returnValue">The return value metadata.</param> /// <param name="value">The return value.</param> /// <exception cref="ReturnValueContractException">The contract requirement was not met.</exception> public void OnReturnValuePrecondition(ReturnValueMetadata returnValue, object value) { if (IsNullOrDefault(value)) throw new ReturnValueContractException(returnValue, "cannot have the default value"); }
/// <summary>Construct an instance.</summary> /// <param name="parameter">The validated parameter.</param> /// <param name="error">The brief description of the contract violation.</param> public ReturnValueContractException(ReturnValueMetadata parameter, string error) : this(parameter.TypeName, parameter.MethodName, error) { }
/// <summary>Validate the requirement on a method or property return value.</summary> /// <param name="returnValue">The return value metadata.</param> /// <param name="value">The return value.</param> /// <exception cref="Exception">The contract requirement was not met.</exception> /// <exception cref="Exception">This exception is always thrown.</exception> public void OnReturnValuePrecondition(ReturnValueMetadata returnValue, object value) { throw new Exception(String.Format("type={0}, method={1}, value={2}", returnValue.TypeName, returnValue.MethodName, value)); }
/// <summary>Validate the requirement on a method or property return value.</summary> /// <param name="returnValue">The return value metadata.</param> /// <param name="value">The return value.</param> /// <exception cref="ReturnValueContractException">The contract requirement was not met.</exception> public void OnReturnValuePrecondition(ReturnValueMetadata returnValue, object value) { if (value == null) throw new ReturnValueContractException(returnValue, "cannot be null"); }