Sha256: d424e3d791aaaabe142002efdcfe24dd48241322f27b24465ea077b78cf8d09d
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Versions: 48
Compression:
Stored size: 1.54 KB
Contents
require 'cucumber/platform'
module Cucumber
class ArityMismatchError < StandardError
end
end
class Object
def cucumber_instance_exec(check_arity, pseudo_method, *args, &block)
arity = block.arity
arity = 0 if arity == -1
cucumber_run_with_backtrace_filtering(pseudo_method) do
if check_arity && args.length != arity
instance_exec do
raise Cucumber::ArityMismatchError.new("expected #{arity} block argument(s), got #{args.length}")
end
else
instance_exec(*args, &block)
end
end
end
def cucumber_run_with_backtrace_filtering(pseudo_method)
begin
yield
rescue Exception => e
instance_exec_invocation_line = "#{__FILE__}:#{__LINE__ - 2}:in `cucumber_run_with_backtrace_filtering'"
Exception.cucumber_strip_backtrace!((e.backtrace || []), instance_exec_invocation_line, pseudo_method)
raise e
end
end
unless defined? instance_exec # 1.9
# http://eigenclass.org/hiki/bounded+space+instance_exec
module InstanceExecHelper; end
include InstanceExecHelper
def instance_exec(*args, &block)
begin
old_critical, Thread.critical = Thread.critical, true
n = 0
n += 1 while respond_to?(mname="__instance_exec#{n}")
InstanceExecHelper.module_eval{ define_method(mname, &block) }
ensure
Thread.critical = old_critical
end
begin
ret = send(mname, *args)
ensure
InstanceExecHelper.module_eval{ remove_method(mname) } rescue nil
end
ret
end
end
end
Version data entries
48 entries across 48 versions & 4 rubygems