openstreetmap-website/app/validators/whitespace_validator.rb

11 lines
446 B
Ruby

class WhitespaceValidator < ActiveModel::EachValidator
def validate_each(record, attribute, value)
unless options.fetch(:leading, true)
record.errors[attribute] << (options[:message] || I18n.t("validations.leading_whitespace")) if value =~ /\A\s/
end
unless options.fetch(:trailing, true)
record.errors[attribute] << (options[:message] || I18n.t("validations.trailing_whitespace")) if value =~ /\s\z/
end
end
end