module JsonTableSchema::Constraints::Required
Public Instance Methods
check_required()
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# File lib/jsontableschema/constraints/required.rb, line 5 def check_required if required? && is_empty? raise JsonTableSchema::ConstraintError.new("The field `#{@field['name']}` requires a value") end true end
Private Instance Methods
is_empty?()
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# File lib/jsontableschema/constraints/required.rb, line 18 def is_empty? null_values.include?(@value) end
null_values()
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# File lib/jsontableschema/constraints/required.rb, line 26 def null_values ['null', 'none', 'nil', 'nan', '-', ''] end
required()
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# File lib/jsontableschema/constraints/required.rb, line 22 def required @constraints['required'].to_s == 'true' end
required?()
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# File lib/jsontableschema/constraints/required.rb, line 14 def required? required == true && @field['type'] != 'null' end