Build and Run SFDX Commands with Yo parameters

SFDX Command with Yo Input parameters

 // command builder
    let sfdxCommand = ' sfdx force:org:create';
        sfdxCommand += ' -d ' + this.props.numberOfDays; // --durationdays
        sfdxCommand += ' -a ' + this.props.scratchOrgName; // --setalias
        
        // will receieve this.options as input parameters from constructor 
        sfdxCommand += ' -f ' + this.options.projectFolder + '/config/scratch-org-def.json'; // --definitionfile
        sfdxCommand += ' -v ' + this.options.devhubOrg; // -v | --targetdevhubusername

    // will only assign as default if user wish to
    if(this.props.isDefault)
      sfdxCommand += ' --setdefaultusername'; // -s | --setdefaultusername
      
      // running the SFDX command and checking if was executed successfully 
      this.log(" Run command : "+ chalk.magenta(sfdxCommand) );
      if(shell.exec(sfdxCommand).code === 0) {
            this.log('😺 ' + chalk.green('created successfully scratch org ' + this.props.scratchOrgName + '\n') );
      }