class

Assert::Assertions::DivisibleBy(PropertyType)

Inherits Assert::Assertions::Assertion / Reference / Object

Validates a property is divisible by value.

Example

class Example
  include Assert

  def initialize; end

  @[Assert::DivisibleBy(value: 0.5)]
  property float : Float64 = 100.0

  @[Assert::DivisibleBy(value: 2)]
  property int : Int32 = 1234

  @[Assert::DivisibleBy(value: get_value)]
  property getter_property : UInt16 = 256_u16

  def get_value : UInt16
    16_u16
  end
end

Example.new.valid? # => true

NOTE: value can be a hard-coded value like 10, the name of another property, a constant, or the name of a method. NOTE: The type of value and the property must match.

Constructors

new(property_name : String, actual : PropertyType, value : PropertyType, message : String | Nil = nil, groups : Array(String) | Nil = nil)

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Instance methods

default_message_template

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

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message

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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valid?

Returns true if a property satisfies self, otherwise false.

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