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Contents
# typed: false
module Mangadex
module Internal
module Definitions
class Base
attr_reader :key, :accepts, :converts, :errors
def initialize(value, key:, accepts:, required: false, converts: nil)
@value = value
@key = key
@accepts = accepts
@required = required
@converts = converts
@errors = Array.new
end
def validate
validate_required
return if !@required && empty?
validate_accepts
nil
end
def validate!
validate
raise_if_any_errors!
end
def valid?
validate!
true
rescue ArgumentError
false
end
def error_message
return unless errors.any?
compile_error_message
end
def empty?
converted_value.respond_to?(:empty?) ? converted_value.empty? : converted_value.to_s.strip.empty?
end
def value
converted_value
end
protected
def validate_required
return unless @required
add_error("Missing :#{key}") if empty?
false
end
def validate_accepts
raise NotImplementedError
end
def converted_value
@converted_value ||= if converts.is_a?(Proc)
converts.call(@value)
elsif converts.is_a?(String) || converts.is_a?(Symbol)
@value.send(converts)
else
@value
end
end
def add_error(message)
@errors << message
@errors.uniq!
end
def compile_error_message
errors.join(', ')
end
private
def raise_if_any_errors!
raise ArgumentError, "Validation error: #{compile_error_message}" if errors.any?
end
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems