Îõ³h&³I      i@ak3n.com Safe-Inferred%debug-trace-fileThe « function appends to the provided file path given as its first argument, the trace message given as its second argument, before returning the third argument as its result.'For example, this returns the value of f x+ and outputs the message to "/tmp/message".let x = 123; f = showÀtraceFile "/tmp/message" ("calling f with x = " ++ show x) (f x)"123"readFile "/tmp/message""calling f with x = 123\n"The  function should onlyÍ be used for debugging, or for monitoring execution. The function is not referentially transparent: its type indicates that it is a pure function but it has the side effect of outputting the trace message.debug-trace-fileLike  but uses  instead of 5 which means will overwrite the contents of the file.debug-trace-fileLike 2 but returns the message instead of a third value."traceFileId "/tmp/message" "hello""hello"readFile "/tmp/message" "hello\n"debug-trace-fileLike  but uses  instead of 5 which means will overwrite the contents of the file.debug-trace-fileLike  , but uses $ on the argument to convert it to a .¡This makes it convenient for printing the values of interesting variables or expressions inside a function. For example here we print the value of the variables x and y:Ãlet f x y = traceFileShow "/tmp/message" (x,y) (x + y) in f (1+2) 58readFile "/tmp/message" "(3,5)\n"debug-trace-fileLike  but uses  instead of 5 which means will overwrite the contents of the file.debug-trace-fileLike 6 but returns the shown value instead of a third value.:traceFileShowId "/tmp/message" (1+2+3, "hello" ++ "world")(6,"helloworld")readFile "/tmp/message""(6,\"helloworld\")\n"debug-trace-fileLike  but uses  instead of 5 which means will overwrite the contents of the file.debug-trace-fileLike ?, but outputs the result of calling a function on the argument.2traceFileWith "/tmp/message" fst ("hello","world")("hello","world")readFile "/tmp/message" "hello\n" debug-trace-fileLike  but uses  instead of 5 which means will overwrite the contents of the file. debug-trace-fileLike  , but uses 2 on the result of the function to convert it to a ./traceFileShowWith "/tmp/message" length [1,2,3][1,2,3]readFile "/tmp/message""3\n" debug-trace-fileLike  but uses  instead of 5 which means will overwrite the contents of the file. debug-trace-fileLike $ but returning unit in an arbitrary 3 context. Allows for convenient use in do-notation.:{do x <- Just 3/ traceFileM "/tmp/message" ("x: " ++ show x) y <- pure 12/ traceFileM "/tmp/message" ("y: " ++ show y) pure (x*2 + y):}Just 18readFile "/tmp/message""x: 3\ny: 12\n" debug-trace-fileLike   but uses  instead of 5 which means will overwrite the contents of the file.debug-trace-fileLike   , but uses $ on the argument to convert it to a .:{do x <- Just 3# traceFileShowM "/tmp/message" x y <- pure 12# traceFileShowM "/tmp/message" y pure (x*2 + y):}Just 18readFile "/tmp/message" "3\n12\n"debug-trace-fileLike  but uses  instead of 5 which means will overwrite the contents of the file.       /debug-trace-file-1.0.0.0-Gs1Bfx2rRIr4HllihvvfFzDebug.Trace.File traceFile traceFileW traceFileId traceFileIdW traceFileShowtraceFileShowWtraceFileShowIdtraceFileShowIdW traceFileWithtraceFileWithWtraceFileShowWithtraceFileShowWithW traceFileM traceFileMWtraceFileShowMtraceFileShowMWbase System.IO writeFile appendFileGHC.ShowshowGHC.BaseString Applicative