nl_tokens: Read long - option value from CLI arguments .
pl_tokens: function readOpt ( option ) { const prefix = ` ${ option } ` ; for ( let i = 0 , len = process . argv . length , arg ; i < len ; i ++ ) { arg = process . argv [ i ] ; if ( arg === option ) { return process . argv [ i + 1 ] ; } else if ( arg . indexOf ( <mask> ) === 0 ) { return arg . substr ( prefix . length ) ; } } }