class Assert::Assertions::Valid(PropertyType)

Overview

Validates child object(s) are valid; rendering the parent object invalid if any assertions on the child object(s) fail.

Example

class Foo
  include Assert

  def initialize(@some_val : Int32); end

  @[Assert::EqualTo(value: 50)]
  property some_val : Int32
end

class Example
  include Assert

  def initialize; end

  @[Assert::EqualTo(value: 100)]
  property int32 : Int32 = 100

  @[Assert::Valid]
  property foo : Foo = Foo.new(50)

  @[Assert::Valid]
  property foos : Array(Foo) = [Foo.new(50), Foo.new(50)]
end

Example.new.valid? # => true

Defined in:

assertions/valid.cr

Constructors

Instance Method Summary

Instance methods inherited from class Assert::Assertions::Assertion

default_message_template : String default_message_template, groups : Array(String) groups, message : String message, message_template : String message_template, property_name : String property_name, valid? : Bool valid?

Constructor methods inherited from class Assert::Assertions::Assertion

new(property_name : String, message : String? = nil, groups : Array(String)? = nil) new

Constructor Detail

def self.new(property_name : String, actual : PropertyType, message : String? = nil, groups : Array(String)? = nil) #

[View source]

Instance Method Detail

def default_message_template : String #

Returns the default #message_template to use if no message is provided.


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def message : String #

The message to display if self is not valid.

NOTE This method is defined automatically, and is just present for documentation purposes.


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def valid? : Bool #

Returns true if a property satisfies self, otherwise false.


[View source]