     } 1&& ;
 
 : line-continues? ( line -- ? )
-    { [ empty? not ] [ last CHAR: \ = ] } 1&& ;
+    ?last CHAR: \ = ;
 
 : section, ( -- )
     section get [ , ] when* ;

    } escape-string-by ;

: space? ( ch -- ? )
    {
        [ CHAR: \s = ]
        [ CHAR: \t = ]
        [ CHAR: \n = ]
        [ CHAR: \r = ]
        [ 0x0c = ] ! \f
        [ 0x0b = ] ! \v
    } 1|| ;

: unspace ( str -- str' )
    [ space? ] trim ;

        { CHAR: t   CHAR: \t }
        { CHAR: v   CHAR: \v }
        { CHAR: '   CHAR: ' }
        { CHAR: \"  CHAR: \" }
        { CHAR: \\  CHAR: \\ }
        { CHAR: ?   CHAR: ? }
        { CHAR: ;   CHAR: ; }
