nl_tokens: Check for NVM
pl_tokens: function ( callback ) { var command = '. ' + nvmPath ; childProcess . exec ( command , cmdOpts , function ( <mask> , stdout , stderr ) { if ( stderr . indexOf ( 'No such file or directory' ) !== - 1 ) { if ( nvmPath === home + '/.nvm/nvm.sh' ) { nvmPath = home + '/nvm/nvm.sh' ; nvmInit = '. ' + nvmPath + ' && ' ; checkNVM ( callback ) ; } else { grunt [ options . errorLevel ] ( 'Expected node ' + expected + ', but found v' + actual + '\nNVM does not appear to be installed.\nPlease install (https://github.com/creationix/nvm#installation), or update the NVM path.' ) ; } } else { callback ( ) ; } } ) ; }