{"record":{"id":"c64800a8281de8c7","repo":"sds/overcommit","slug":"cannot-pipe-commands-with-the-execute-in-backgrou","errorCode":null,"errorMessage":"Cannot pipe commands with the `execute_in_background` helper","messagePattern":"Cannot pipe commands with the `execute_in_background` helper","errorType":"exception","errorClass":"Overcommit::Exceptions::InvalidCommandArgs","httpStatus":null,"severity":"error","filePath":"lib/overcommit/utils.rb","lineNumber":235,"sourceCode":"          end\n\n        debug(\"EXIT STATUS: #{result.status}\")\n        debug(\"STDOUT: #{result.stdout.inspect}\")\n        debug(\"STDERR: #{result.stderr.inspect}\")\n\n        result\n      end\n\n      # Execute a command in a subprocess, returning immediately.\n      #\n      # This provides a convenient way to execute long-running processes for\n      # which we do not need to know the result.\n      #\n      # @param args [Array<String>]\n      # @return [ChildProcess] detached process spawned in the background\n      def execute_in_background(args)\n        if args.include?('|')\n          raise Overcommit::Exceptions::InvalidCommandArgs,\n                'Cannot pipe commands with the `execute_in_background` helper'\n        end\n\n        debug(\"Spawning background task: #{args.join(' ')}\")\n        Subprocess.spawn_detached(args)\n      end\n\n      # Return the number of processors used by the OS for process scheduling.\n      def processor_count\n        @processor_count ||= Etc.nprocessors\n      end\n\n      # Calls a block of code with a modified set of environment variables,\n      # restoring them once the code has executed.\n      def with_environment(env)\n        old_env = {}\n        env.each do |var, value|\n          old_env[var] = ENV[var.to_s]","sourceCodeStart":217,"sourceCodeEnd":253,"githubUrl":"https://github.com/sds/overcommit/blob/fee0cd74b26eb81f64b43b7fab17bbb541575cc4/lib/overcommit/utils.rb#L217-L253","documentation":"Error \"Cannot pipe commands with the `execute_in_background` helper\" thrown in sds/overcommit.","triggerScenarios":"Thrown at lib/overcommit/utils.rb:235 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Remove the pipe (`|`) from the command array passed to `execute_in_background`; split the pipeline into separate invocations.","If shell piping is required, wrap the command in `sh -c 'cmd1 | cmd2'` and handle its output manually."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"fee0cd74b26eb81f64b43b7fab17bbb541575cc4","analyzedAt":"2026-08-23T04:07:28.153Z","schemaVersion":2},"datasetVersion":"2026-08-23T08:06:27.607Z"}