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999e7ef9
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体验新版 GitCode,发现更多精彩内容 >>
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999e7ef9
编写于
3月 20, 2013
作者:
A
Andrew Paseltiner
浏览文件
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电子邮件补丁
差异文件
syntax: make old `#[deriving_foo]` attribute obsolete
上级
e2abecd3
变更
5
隐藏空白更改
内联
并排
Showing
5 changed file
with
48 addition
and
3 deletion
+48
-3
src/libsyntax/ext/base.rs
src/libsyntax/ext/base.rs
+3
-3
src/libsyntax/ext/deriving/clone.rs
src/libsyntax/ext/deriving/clone.rs
+9
-0
src/libsyntax/ext/deriving/eq.rs
src/libsyntax/ext/deriving/eq.rs
+9
-0
src/libsyntax/ext/deriving/iter_bytes.rs
src/libsyntax/ext/deriving/iter_bytes.rs
+10
-0
src/test/compile-fail/deriving-obsolete.rs
src/test/compile-fail/deriving-obsolete.rs
+17
-0
未找到文件。
src/libsyntax/ext/base.rs
浏览文件 @
999e7ef9
...
...
@@ -153,13 +153,13 @@ fn builtin_item_tt(f: SyntaxExpanderTTItemFun) -> @Transformer {
ext
::
deriving
::
expand_meta_deriving
)));
syntax_expanders
.insert
(
@~
"deriving_eq"
,
@
SE
(
ItemDecorator
(
ext
::
deriving
::
eq
::
expand_deriving_
eq
)));
ext
::
deriving
::
eq
::
expand_deriving_
obsolete
)));
syntax_expanders
.insert
(
@~
"deriving_iter_bytes"
,
@
SE
(
ItemDecorator
(
ext
::
deriving
::
iter_bytes
::
expand_deriving_
iter_bytes
)));
ext
::
deriving
::
iter_bytes
::
expand_deriving_
obsolete
)));
syntax_expanders
.insert
(
@~
"deriving_clone"
,
@
SE
(
ItemDecorator
(
ext
::
deriving
::
clone
::
expand_deriving_
clon
e
)));
ext
::
deriving
::
clone
::
expand_deriving_
obsolet
e
)));
// Quasi-quoting expanders
syntax_expanders
.insert
(
@~
"quote_tokens"
,
...
...
src/libsyntax/ext/deriving/clone.rs
浏览文件 @
999e7ef9
...
...
@@ -39,6 +39,15 @@ pub fn expand_deriving_clone(cx: @ext_ctxt,
expand_deriving_clone_enum_def
)
}
pub
fn
expand_deriving_obsolete
(
cx
:
@
ext_ctxt
,
span
:
span
,
_
mitem
:
@
meta_item
,
in_items
:
~
[
@
item
])
->
~
[
@
item
]
{
cx
.span_err
(
span
,
~
"`#[deriving_clone]` is obsolete; use `#[deriving(Clone)]` instead"
);
in_items
}
fn
create_derived_clone_impl
(
cx
:
@
ext_ctxt
,
span
:
span
,
type_ident
:
ident
,
...
...
src/libsyntax/ext/deriving/eq.rs
浏览文件 @
999e7ef9
...
...
@@ -53,6 +53,15 @@ pub fn expand_deriving_eq(cx: @ext_ctxt,
expand_deriving_eq_enum_def
)
}
pub
fn
expand_deriving_obsolete
(
cx
:
@
ext_ctxt
,
span
:
span
,
_
mitem
:
@
meta_item
,
in_items
:
~
[
@
item
])
->
~
[
@
item
]
{
cx
.span_err
(
span
,
~
"`#[deriving_eq]` is obsolete; use `#[deriving(Eq)]` instead"
);
in_items
}
/// Creates a method from the given expression, the signature of which
/// conforms to the `eq` or `ne` method.
fn
create_eq_method
(
cx
:
@
ext_ctxt
,
...
...
src/libsyntax/ext/deriving/iter_bytes.rs
浏览文件 @
999e7ef9
...
...
@@ -39,6 +39,16 @@ pub fn expand_deriving_iter_bytes(cx: @ext_ctxt,
expand_deriving_iter_bytes_enum_def
)
}
pub
fn
expand_deriving_obsolete
(
cx
:
@
ext_ctxt
,
span
:
span
,
_
mitem
:
@
meta_item
,
in_items
:
~
[
@
item
])
->
~
[
@
item
]
{
cx
.span_err
(
span
,
~
"`#[deriving_iter_bytes]` is obsolete; use `#[deriving(IterBytes)]`
\
instead"
);
in_items
}
fn
create_derived_iter_bytes_impl
(
cx
:
@
ext_ctxt
,
span
:
span
,
type_ident
:
ident
,
...
...
src/test/compile-fail/deriving-obsolete.rs
0 → 100644
浏览文件 @
999e7ef9
// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#[deriving_clone]
//~ ERROR `#[deriving_clone]` is obsolete; use `#[deriving(Clone)]` instead
#[deriving_eq]
//~ ERROR `#[deriving_eq]` is obsolete; use `#[deriving(Eq)]` instead
#[deriving_iter_bytes]
//~^ ERROR `#[deriving_iter_bytes]` is obsolete; use `#[deriving(IterBytes)]` instead
struct
Foo
;
pub
fn
main
()
{
}
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