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require 'pp'
module Debug
@@logfile = '/tmp/errorlog'
@@logstream = File.open(@@logfile, 'a')
def self.write(str)
@@logstream.write(str)
@@logstream.flush
return str
end
def self.puts(str)
@@logstream.puts(str)
@@logstream.flush
return str
end
def try(&block)
return unless block
begin
yield
rescue Exception
end
end
if LOG_LEVEL > 0
def bm(descr="benchmark", &block)
# Benchmark
t1 = Time.now
yield
dur = Time.now-t1
# substract the durtation of a "bm(..) do end"
dur -= bm_dummy(descr) do end
# Format the duration
dur *= 1000
dur = dur > 0 ? dur : 0
dur = '%0.3f' % dur
logerr("#{descr}: #{dur}ms")
end
def bm_dummy(descr="benchmark", &block)
t1 = Time.now
yield
return (Time.now-t1)
end
def __log__(obj, level)
if level <= LOG_LEVEL
obj = obj.nil? ? "checkpoint at #{Time.now}" : obj
Debug.puts(obj)
end
end
def __logpp__(obj, level)
if level <= LOG_LEVEL
$stdout = @@logstream
pp obj
$stdout.flush
$stdout = STDOUT
end
end
def logfatal(obj = nil) __log__(obj, 1) end
def logppfatal(obj = nil) __logpp__(obj, 1) end
def logerr(obj = nil) __log__(obj, 2) end
def logpperr(obj = nil) __logpp__(obj, 2) end
def log(obj = nil) __log__(obj, 3) end
def logpp(obj = nil) __logpp__(obj, 3) end
def trace() __logpp__(caller, 3) end
else
def __log__(a, b) end
def __logpp__(a, b) end
def logfatal(a=nil) end
def logppfatal(a=nil) end
def logerr(a=nil) end
def logpperr(a=nil) end
def log(a=nil) end
def logpp(a=nil) end
def trace() end
def bm(*args, &block) yield end
end
end
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