run_ruby

run_ruby

// Prepare NSTask
let rubytask = $.NSTask.alloc.init;
rubytask.setLaunchPath("/usr/bin/ruby");
rubytask.setArguments(["-"]);
            
// Set up input and output pipes
const inputPipe = $.NSPipe.pipe;
const outputPipe = $.NSPipe.pipe;
const errorPipe = $.NSPipe.pipe;
            
rubytask.setStandardInput(inputPipe);
rubytask.setStandardOutput(outputPipe);
rubytask.setStandardError(errorPipe);
            
// Write input to the process
const inputHandle = inputPipe.fileHandleForWriting;
inputHandle.writeData(rubyData);
inputHandle.closeFile;
            
// Launch task
rubytask.launch;  
rubytask.waitUntilExit;
            
// Read output
const outputHandle = outputPipe.fileHandleForReading;
const errorHandle = errorPipe.fileHandleForReading;
const outputData = outputHandle.readDataToEndOfFile;
const errorData = errorHandle.readDataToEndOfFile; 
const outputString = $.NSString.alloc.initWithDataEncoding(outputData, $.NSUTF8StringEncoding);
const errorString = $.NSString.alloc.initWithDataEncoding(errorData, $.NSUTF8StringEncoding);

// Aggregate Response
let response1 = ObjC.unwrap(outputString);
let response2 = ObjC.unwrap(errorString);
let response = response1 + response2;
return {"user_output":response, "completed": true};