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# frozen_string_literal: true
module Hypothesis
# A generic superclass for all errors thrown by
# Hypothesis.
class HypothesisError < RuntimeError
end
# Indicates that Hypothesis was not able to find
# enough valid examples for the test to be meaningful.
# (Currently this is only thrown if Hypothesis did not
# find *any* valid examples).
class Unsatisfiable < HypothesisError
end
# Indicates that the Hypothesis API has been used
# incorrectly in some manner.
class UsageError < HypothesisError
end
# @!visibility private
class UnsatisfiedAssumption < HypothesisError
end
# @!visibility private
class DataOverflow < HypothesisError
end
if defined?(RSpec::Core::MultipleExceptionError)
MultipleExceptionErrorParent = RSpec::Core::MultipleExceptionError
# :nocov:
else
class MultipleExceptionErrorParent < StandardError
def initialize(*exceptions)
super()
@all_exceptions = exceptions.to_a
end
attr_reader :all_exceptions
end
end
class MultipleExceptionError < MultipleExceptionErrorParent
def message
jd = HypothesisJunkDrawer
"Test raised #{all_exceptions.length} distinct errors:\n\n" +
all_exceptions.map do |e|
location = jd.find_first_relevant_line(e.backtrace).sub(/:in.+$/, '')
backtrace = jd.prune_backtrace(e.backtrace)
"#{e.class} at #{location}:\n" \
"#{e.message}\n#{backtrace.map { |s| ' ' + s }
.join("\n")}"
end.join("\n\n")
end
def backtrace
[]
end
end
end
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