Sha256: 3fee3a506093f07974cb6ab30d48dd291887cd9853dea1696b076713a2a936c9
Contents?: true
Size: 986 Bytes
Versions: 70
Compression:
Stored size: 986 Bytes
Contents
class Exam::PassingCriterion
attr_reader :value
def initialize(value)
@value = value
end
def type
self.class.name.demodulize.underscore
end
def as_json
{type: type, value: value}
end
def ensure_valid!
raise "Invalid criterion value #{value} for #{type}" unless valid_passing_grade?
end
def self.parse(type, value)
parse_criterion_type(type, value)
end
def self.parse_criterion_type(type, value)
"Exam::PassingCriterion::#{type.camelize}".constantize.new(value)
rescue
raise "Invalid criterion type #{type}"
end
end
class Exam::PassingCriterion::None < Exam::PassingCriterion
def initialize(_)
@value = nil
end
def valid_passing_grade?
!value
end
end
class Exam::PassingCriterion::Percentage < Exam::PassingCriterion
def valid_passing_grade?
value.between? 0, 100
end
end
class Exam::PassingCriterion::PassedExercises < Exam::PassingCriterion
def valid_passing_grade?
value >= 0
end
end
Version data entries
70 entries across 70 versions & 2 rubygems