nl_tokens: Clear numeric filters .
pl_tokens: function _clearNumericRefinements ( attribute ) { if ( isUndefined ( attribute ) ) { if ( isEmpty ( this . numericRefinements ) ) return this . numericRefinements ; return { } ; } else if ( isString ( attribute ) ) { if ( isEmpty ( this . numericRefinements [ attribute ] ) ) return this . numericRefinements ; return omit ( this . numericRefinements , attribute ) ; } else if ( isFunction ( attribute ) ) { var hasChanged = false ; var newNumericRefinements = reduce ( this . numericRefinements , function ( memo , operators , key ) { var operatorList = { } ; forEach ( operators , function ( values , <mask> ) { var outValues = [ ] ; forEach ( values , function ( value ) { var predicateResult = attribute ( { val : value , op : operator } , key , 'numeric' ) ; if ( ! predicateResult ) outValues . push ( value ) ; } ) ; if ( ! isEmpty ( outValues ) ) { if ( outValues . length !== values . length ) hasChanged = true ; operatorList [ operator ] = outValues ; } else hasChanged = true ; } ) ; if ( ! isEmpty ( operatorList ) ) memo [ key ] = operatorList ; return memo ; } , { } ) ; if ( hasChanged ) return newNumericRefinements ; return this . numericRefinements ; } }