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@joshwlewis
Created November 19, 2012 20:09
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Rails validation for scss (or sass)
# app/validators/scss_format_validator.rb
class ScssFormatValidator < ActiveModel::EachValidator
def validate_each(object, attribute, value)
begin
# Attempt to parse SCSS
Sass::Engine.new(value, syntax: :scss).render
rescue Exception => e
# Add error if parsing fails
object.errors.add(attribute, :invalid_scss, error: e.inspect)
end
end
end
class Client < ActiveRecord::Base
attr_accessible :style_text
validates :style_text, scss_format: true
end
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