2018-09-11 05:05:23 -04:00
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# frozen_string_literal: true
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2018-08-30 08:53:06 -04:00
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class JsRegexValidator < ActiveModel::EachValidator
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def validate_each(record, attribute, value)
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return true if value.blank?
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parsed_regex = JsRegex.new(Regexp.new(value, Regexp::IGNORECASE))
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if parsed_regex.source.empty?
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record.errors.add(attribute, "Regex Pattern #{value} can not be expressed in Javascript")
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else
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parsed_regex.warnings.each { |warning| record.errors.add(attribute, warning) }
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end
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rescue RegexpError => regex_error
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record.errors.add(attribute, regex_error.to_s)
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end
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end
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