Put remaining cursor last
diff --git a/src/parsers.rs b/src/parsers.rs
index cfef607..4049fe3 100644
--- a/src/parsers.rs
+++ b/src/parsers.rs
@@ -89,7 +89,7 @@
         eprintln!(concat!(" -> ", stringify!($fun), " @ {:?}"), i);
         let r = $fun(i $(, $args)*);
         match r {
-            Ok((i, _)) => eprintln!(concat!("OK  ", stringify!($fun), " @ {:?}"), i),
+            Ok((_, i)) => eprintln!(concat!("OK  ", stringify!($fun), " @ {:?}"), i),
             Err(_) => eprintln!(concat!("ERR ", stringify!($fun), " @ {:?}"), i),
         }
         r
@@ -173,8 +173,8 @@
         match $submac!($i, $($args)*) {
             ::std::result::Result::Err(err) =>
                 ::std::result::Result::Err(err),
-            ::std::result::Result::Ok((i, o)) =>
-                ::std::result::Result::Ok((i, $crate::parsers::invoke($g, o))),
+            ::std::result::Result::Ok((o, i)) =>
+                ::std::result::Result::Ok(($crate::parsers::invoke($g, o), i)),
         }
     };
 
@@ -220,7 +220,7 @@
         match $submac!($i, $($args)*) {
             ::std::result::Result::Ok(_) => $crate::parse_error(),
             ::std::result::Result::Err(_) =>
-                ::std::result::Result::Ok(($i, ())),
+                ::std::result::Result::Ok(((), $i)),
         }
     };
 }
@@ -286,12 +286,12 @@
     ($i:expr, $cond:expr, $submac:ident!( $($args:tt)* )) => {
         if $cond {
             match $submac!($i, $($args)*) {
-                ::std::result::Result::Ok((i, o)) =>
-                    ::std::result::Result::Ok((i, ::std::option::Option::Some(o))),
+                ::std::result::Result::Ok((o, i)) =>
+                    ::std::result::Result::Ok((::std::option::Option::Some(o), i)),
                 ::std::result::Result::Err(x) => ::std::result::Result::Err(x),
             }
         } else {
-            ::std::result::Result::Ok(($i, ::std::option::Option::None))
+            ::std::result::Result::Ok((::std::option::Option::None, $i))
         }
     };
 
@@ -425,16 +425,16 @@
 
         loop {
             if input.eof() {
-                ret = ::std::result::Result::Ok((input, res));
+                ret = ::std::result::Result::Ok((res, input));
                 break;
             }
 
             match $submac!(input, $($args)*) {
                 ::std::result::Result::Err(_) => {
-                    ret = ::std::result::Result::Ok((input, res));
+                    ret = ::std::result::Result::Ok((res, input));
                     break;
                 }
-                ::std::result::Result::Ok((i, o)) => {
+                ::std::result::Result::Ok((o, i)) => {
                     // loop trip must always consume (otherwise infinite loops)
                     if i == input {
                         ret = $crate::parse_error();
@@ -465,14 +465,14 @@
 
     loop {
         if input.eof() {
-            return Ok((input, res));
+            return Ok((res, input));
         }
 
         match f(input) {
             Err(_) => {
-                return Ok((input, res));
+                return Ok((res, input));
             }
-            Ok((i, o)) => {
+            Ok((o, i)) => {
                 // loop trip must always consume (otherwise infinite loops)
                 if i == input {
                     return parse_error();
@@ -561,7 +561,7 @@
     ($i:expr, $submac:ident!( $($args:tt)* ), $($p:pat => $subrule:ident!( $($args2:tt)* ))|* ) => {
         match $submac!($i, $($args)*) {
             ::std::result::Result::Err(err) => ::std::result::Result::Err(err),
-            ::std::result::Result::Ok((i, o)) => match o {
+            ::std::result::Result::Ok((o, i)) => match o {
                 $(
                     $p => $subrule!(i, $($args2)*),
                 )*
@@ -651,7 +651,7 @@
 #[macro_export]
 macro_rules! value {
     ($i:expr, $res:expr) => {
-        ::std::result::Result::Ok(($i, $res))
+        ::std::result::Result::Ok(($res, $i))
     };
 }
 
@@ -721,7 +721,7 @@
         match $submac!($i, $($args)*) {
             ::std::result::Result::Err(err) =>
                 ::std::result::Result::Err(err),
-            ::std::result::Result::Ok((i, o)) =>
+            ::std::result::Result::Ok((o, i)) =>
                 tuple_parser!(i, (o), $($rest)*),
         }
     };
@@ -730,7 +730,7 @@
         match $submac!($i, $($args)*) {
             ::std::result::Result::Err(err) =>
                 ::std::result::Result::Err(err),
-            ::std::result::Result::Ok((i, o)) =>
+            ::std::result::Result::Ok((o, i)) =>
                 tuple_parser!(i, ($($parsed)* , o), $($rest)*),
         }
     };
@@ -747,13 +747,13 @@
         match $submac!($i, $($args)*) {
             ::std::result::Result::Err(err) =>
                 ::std::result::Result::Err(err),
-            ::std::result::Result::Ok((i, o)) =>
-                ::std::result::Result::Ok((i, ($($parsed),*, o))),
+            ::std::result::Result::Ok((o, i)) =>
+                ::std::result::Result::Ok((($($parsed),*, o), i)),
         }
     };
 
     ($i:expr, ($($parsed:expr),*)) => {
-        ::std::result::Result::Ok(($i, ($($parsed),*)))
+        ::std::result::Result::Ok((($($parsed),*), $i))
     };
 }
 
@@ -796,8 +796,8 @@
 
     ($i:expr, $subrule:ident!( $($args:tt)* ) => { $gen:expr } | $($rest:tt)+) => {
         match $subrule!($i, $($args)*) {
-            ::std::result::Result::Ok((i, o)) =>
-                ::std::result::Result::Ok((i, $crate::parsers::invoke($gen, o))),
+            ::std::result::Result::Ok((o, i)) =>
+                ::std::result::Result::Ok(($crate::parsers::invoke($gen, o), i)),
             ::std::result::Result::Err(_) => alt!($i, $($rest)*),
         }
     };
@@ -812,8 +812,8 @@
 
     ($i:expr, $subrule:ident!( $($args:tt)* ) => { $gen:expr }) => {
         match $subrule!($i, $($args)*) {
-            ::std::result::Result::Ok((i, o)) =>
-                ::std::result::Result::Ok((i, $crate::parsers::invoke($gen, o))),
+            ::std::result::Result::Ok((o, i)) =>
+                ::std::result::Result::Ok(($crate::parsers::invoke($gen, o), i)),
             ::std::result::Result::Err(err) =>
                 ::std::result::Result::Err(err),
         }
@@ -876,7 +876,7 @@
 #[macro_export]
 macro_rules! do_parse {
     ($i:expr, ( $($rest:expr),* )) => {
-        ::std::result::Result::Ok(($i, ( $($rest),* )))
+        ::std::result::Result::Ok((( $($rest),* ), $i))
     };
 
     ($i:expr, $e:ident >> $($rest:tt)*) => {
@@ -887,7 +887,7 @@
         match $submac!($i, $($args)*) {
             ::std::result::Result::Err(err) =>
                 ::std::result::Result::Err(err),
-            ::std::result::Result::Ok((i, _)) =>
+            ::std::result::Result::Ok((_, i)) =>
                 do_parse!(i, $($rest)*),
         }
     };
@@ -900,7 +900,7 @@
         match $submac!($i, $($args)*) {
             ::std::result::Result::Err(err) =>
                 ::std::result::Result::Err(err),
-            ::std::result::Result::Ok((i, o)) => {
+            ::std::result::Result::Ok((o, i)) => {
                 let $field = o;
                 do_parse!(i, $($rest)*)
             },
@@ -915,7 +915,7 @@
         match $submac!($i, $($args)*) {
             ::std::result::Result::Err(err) =>
                 ::std::result::Result::Err(err),
-            ::std::result::Result::Ok((i, o)) => {
+            ::std::result::Result::Ok((o, i)) => {
                 let mut $field = o;
                 do_parse!(i, $($rest)*)
             },
@@ -985,7 +985,7 @@
 #[doc(hidden)]
 pub fn input_end(input: Cursor) -> PResult<'static, ()> {
     if input.eof() {
-        Ok((Cursor::empty(), ()))
+        Ok(((), Cursor::empty()))
     } else {
         parse_error()
     }
@@ -1036,10 +1036,10 @@
 macro_rules! option {
     ($i:expr, $submac:ident!( $($args:tt)* )) => {
         match $submac!($i, $($args)*) {
-            ::std::result::Result::Ok((i, o)) =>
-                ::std::result::Result::Ok((i, Some(o))),
+            ::std::result::Result::Ok((o, i)) =>
+                ::std::result::Result::Ok((Some(o), i)),
             ::std::result::Result::Err(_) =>
-                ::std::result::Result::Ok(($i, None)),
+                ::std::result::Result::Ok((None, $i)),
         }
     };
 
@@ -1086,7 +1086,7 @@
 #[macro_export]
 macro_rules! epsilon {
     ($i:expr,) => {
-        ::std::result::Result::Ok(($i, ()))
+        ::std::result::Result::Ok(((), $i))
     };
 }
 
@@ -1102,10 +1102,10 @@
 macro_rules! tap {
     ($i:expr, $name:ident : $submac:ident!( $($args:tt)* ) => $e:expr) => {
         match $submac!($i, $($args)*) {
-            ::std::result::Result::Ok((i, o)) => {
+            ::std::result::Result::Ok((o, i)) => {
                 let $name = o;
                 $e;
-                ::std::result::Result::Ok((i, ()))
+                ::std::result::Result::Ok(((), i))
             }
             ::std::result::Result::Err(err) =>
                 ::std::result::Result::Err(err),