class Datacaster::ArraySchema
Public Class Methods
new(element_caster)
click to toggle source
# File lib/datacaster/array_schema.rb, line 3 def initialize(element_caster) # support of shortcut nested validation definitions, e.g. array_schema({a: [integer], b: {c: integer}}) @element_caster = shortcut_definition(element_caster) # & Terminator.instance end
Public Instance Methods
call(object)
click to toggle source
Calls superclass method
# File lib/datacaster/array_schema.rb, line 8 def call(object) object = super(object) checked_schema = object.meta[:checked_schema] || [] array = object.value return Datacaster.ErrorResult(["must be array"]) if !array.respond_to?(:map) || !array.respond_to?(:zip) return Datacaster.ErrorResult(["must not be empty"]) if array.empty? result = array.zip(checked_schema).map do |x, schema| x = Datacaster.ValidResult(x, meta: {checked_schema: schema}) @element_caster.(x) end if result.all?(&:valid?) checked_schema = result.map { |x| x.meta[:checked_schema] } Datacaster.ValidResult(result.map(&:value), meta: {checked_schema: checked_schema}) else Datacaster.ErrorResult(result.each.with_index.reject { |x, _| x.valid? }.map { |x, i| [i, x.errors] }.to_h) end end
inspect()
click to toggle source
# File lib/datacaster/array_schema.rb, line 31 def inspect "#<Datacaster::ArraySchema [#{@element_caster.inspect}]>" end