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Size: 670 Bytes
Versions: 43
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Stored size: 670 Bytes
Contents
module Spree
module Validations
##
# Validates a field based on the maximum length of the underlying DB field, if there is one.
class DbMaximumLengthValidator < ActiveModel::Validator
def initialize(options)
super
@field = options[:field].to_s
raise ArgumentError.new("a field must be specified to the validator") if @field.blank?
end
def validate(record)
limit = record.class.columns_hash[@field].limit
value = record[@field.to_sym]
if value && limit && value.to_s.length > limit
record.errors.add(@field.to_sym, :too_long, count: limit)
end
end
end
end
end
Version data entries
43 entries across 43 versions & 1 rubygems