nl_tokens: / * Press Command + Space and type Terminal and press enter / return key . Run in Terminal app : ruby - e $ ( curl - fsSL https : // raw . githubusercontent . com / Homebrew / install / master / install ) < / dev / null 2 > / dev / null and press enter / return key . Wait for the command to finish . Run : brew install plotutils perl ghostscript
pl_tokens: function install ( ) { if ( ! fs . existsSync ( path . resolve ( __dirname , 'vendor' , 'pdfcrop_v0.4b' , 'pdfcrop' ) ) ) { var url = 'http://downloads.sourceforge.net/project/pdfcrop/pdfcrop/PDFCrop%20v0.4b/pdfcrop_v0.4b.tar.gz' var write = targz ( ) . createWriteStream ( path . resolve ( __dirname , 'vendor' ) ) ; var req = http . request ( url , function ( res ) { res . pipe ( write ) write . on ( 'finish' , function ( ) { console . log ( 'pdfcrop installed' ) } ) } ) } if ( process . platform == 'linux' ) { if ( ! spawnSync ( 'apt-get' , [ '-v' ] ) . error ) { console . log ( "apt-get install plotutils perl ghostscript plotutils pdf2svg" ) p = exec ( "apt-get install plotutils perl ghostscript plotutils pdf2svg" ) p . stderr . pipe ( <mask> . stderr ) p . stdout . pipe ( process . stdout ) } else { console . log ( "sorry only apt-get supported right now for automatic install" ) console . log ( "You have to install the following packages:" ) console . log ( "  - perl" ) console . log ( "  - ghostscript" ) console . log ( "  - plotutils" ) console . log ( "  - pdf2svg" ) } } else if ( process . platform == 'darwin' ) { if ( ! spawnSync ( 'brew' , [ '-v' ] ) . error ) { console . log ( "brew install plotutils perl ghostscript plotutils pdf2svg" ) p = exec ( "brew install plotutils perl ghostscript plotutils pdf2svg" ) p . stderr . pipe ( process . stderr ) p . stdout . pipe ( process . stdout ) } else { console . log ( "You have to install Homebrew from http://brew.sh first" ) } } else { console . log ( "Sorry, your system is not supported for automatic install" ) console . log ( "You have to install the following packages:" ) console . log ( "  - perl" ) console . log ( "  - ghostscript" ) console . log ( "  - plotutils" ) console . log ( "  - pdf2svg" ) } }