nl_tokens: If a normalized option was overriden but a default still undefined supply one . The result could still be undefined but only if the default is undefined .
pl_tokens: function supplyMissingDefault ( options , name ) { if ( options [ name ] ( ) === void 0 ) { <mask> [ name ] = _ . wrap ( options [ name ] , function ( func , key ) { var res = func ( key ) ; return res === void 0 ? defaults [ name ] : res ; } ) ; } }