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c02c6e88
编写于
5月 22, 2016
作者:
V
Vadim Petrochenkov
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
Move some other checks to AST sanity pass
上级
2abdf963
变更
14
隐藏空白更改
内联
并排
Showing
14 changed file
with
169 addition
and
212 deletion
+169
-212
src/librustc_passes/ast_sanity.rs
src/librustc_passes/ast_sanity.rs
+95
-1
src/librustc_passes/diagnostics.rs
src/librustc_passes/diagnostics.rs
+40
-0
src/librustc_privacy/Cargo.toml
src/librustc_privacy/Cargo.toml
+0
-1
src/librustc_privacy/diagnostics.rs
src/librustc_privacy/diagnostics.rs
+0
-40
src/librustc_privacy/lib.rs
src/librustc_privacy/lib.rs
+8
-94
src/librustc_resolve/build_reduced_graph.rs
src/librustc_resolve/build_reduced_graph.rs
+3
-36
src/libsyntax/ast.rs
src/libsyntax/ast.rs
+10
-0
src/libsyntax/feature_gate.rs
src/libsyntax/feature_gate.rs
+3
-29
src/test/compile-fail/issue-12560-1.rs
src/test/compile-fail/issue-12560-1.rs
+1
-1
src/test/compile-fail/issue-29161.rs
src/test/compile-fail/issue-29161.rs
+1
-1
src/test/compile-fail/priv-in-bad-locations.rs
src/test/compile-fail/priv-in-bad-locations.rs
+4
-5
src/test/compile-fail/privacy/restricted/ty-params.rs
src/test/compile-fail/privacy/restricted/ty-params.rs
+2
-0
src/test/compile-fail/use-super-global-path.rs
src/test/compile-fail/use-super-global-path.rs
+1
-1
src/test/compile-fail/useless-pub.rs
src/test/compile-fail/useless-pub.rs
+1
-3
未找到文件。
src/librustc_passes/ast_sanity.rs
浏览文件 @
c02c6e88
...
...
@@ -21,7 +21,7 @@
use
syntax
::
ast
::
*
;
use
syntax
::
codemap
::
Span
;
use
syntax
::
errors
;
use
syntax
::
parse
::
token
::
keywords
;
use
syntax
::
parse
::
token
::
{
self
,
keywords
}
;
use
syntax
::
visit
::{
self
,
Visitor
};
struct
SanityChecker
<
'a
>
{
...
...
@@ -44,6 +44,17 @@ fn check_label(&self, label: Ident, span: Span, id: NodeId) {
);
}
}
fn
invalid_visibility
(
&
self
,
vis
:
&
Visibility
,
span
:
Span
,
note
:
Option
<&
str
>
)
{
if
vis
!=
&
Visibility
::
Inherited
{
let
mut
err
=
struct_span_err!
(
self
.session
,
span
,
E0449
,
"unnecessary visibility qualifier"
);
if
let
Some
(
note
)
=
note
{
err
.span_note
(
span
,
note
);
}
err
.emit
();
}
}
}
impl
<
'a
,
'v
>
Visitor
<
'v
>
for
SanityChecker
<
'a
>
{
...
...
@@ -72,6 +83,89 @@ fn visit_expr(&mut self, expr: &Expr) {
visit
::
walk_expr
(
self
,
expr
)
}
fn
visit_path
(
&
mut
self
,
path
:
&
Path
,
id
:
NodeId
)
{
if
path
.global
&&
path
.segments
.len
()
>
0
{
let
ident
=
path
.segments
[
0
]
.identifier
;
if
token
::
Ident
(
ident
)
.is_path_segment_keyword
()
{
self
.session
.add_lint
(
lint
::
builtin
::
SUPER_OR_SELF_IN_GLOBAL_PATH
,
id
,
path
.span
,
format!
(
"global paths cannot start with `{}`"
,
ident
)
);
}
}
visit
::
walk_path
(
self
,
path
)
}
fn
visit_item
(
&
mut
self
,
item
:
&
Item
)
{
match
item
.node
{
ItemKind
::
Use
(
ref
view_path
)
=>
{
let
path
=
view_path
.node
.path
();
if
!
path
.segments
.iter
()
.all
(|
segment
|
segment
.parameters
.is_empty
())
{
self
.err_handler
()
.span_err
(
path
.span
,
"type or lifetime parameters
\
in import path"
);
}
}
ItemKind
::
Impl
(
_
,
_
,
_
,
Some
(
..
),
_
,
ref
impl_items
)
=>
{
self
.invalid_visibility
(
&
item
.vis
,
item
.span
,
None
);
for
impl_item
in
impl_items
{
self
.invalid_visibility
(
&
impl_item
.vis
,
impl_item
.span
,
None
);
}
}
ItemKind
::
Impl
(
_
,
_
,
_
,
None
,
_
,
_
)
=>
{
self
.invalid_visibility
(
&
item
.vis
,
item
.span
,
Some
(
"place qualifiers on individual
\
impl items instead"
));
}
ItemKind
::
DefaultImpl
(
..
)
=>
{
self
.invalid_visibility
(
&
item
.vis
,
item
.span
,
None
);
}
ItemKind
::
ForeignMod
(
..
)
=>
{
self
.invalid_visibility
(
&
item
.vis
,
item
.span
,
Some
(
"place qualifiers on individual
\
foreign items instead"
));
}
ItemKind
::
Enum
(
ref
def
,
_
)
=>
{
for
variant
in
&
def
.variants
{
for
field
in
variant
.node.data
.fields
()
{
self
.invalid_visibility
(
&
field
.vis
,
field
.span
,
None
);
}
}
}
_
=>
{}
}
visit
::
walk_item
(
self
,
item
)
}
fn
visit_variant_data
(
&
mut
self
,
vdata
:
&
VariantData
,
_
:
Ident
,
_
:
&
Generics
,
_
:
NodeId
,
span
:
Span
)
{
if
vdata
.fields
()
.is_empty
()
{
if
vdata
.is_tuple
()
{
self
.err_handler
()
.struct_span_err
(
span
,
"empty tuple structs and enum variants
\
are not allowed, use unit structs and
\
enum variants instead"
)
.span_help
(
span
,
"remove trailing `()` to make a unit
\
struct or unit enum variant"
)
.emit
();
}
}
visit
::
walk_struct_def
(
self
,
vdata
)
}
fn
visit_vis
(
&
mut
self
,
vis
:
&
Visibility
)
{
match
*
vis
{
Visibility
::
Restricted
{
ref
path
,
..
}
=>
{
if
!
path
.segments
.iter
()
.all
(|
segment
|
segment
.parameters
.is_empty
())
{
self
.err_handler
()
.span_err
(
path
.span
,
"type or lifetime parameters
\
in visibility path"
);
}
}
_
=>
{}
}
visit
::
walk_vis
(
self
,
vis
)
}
}
pub
fn
check_crate
(
session
:
&
Session
,
krate
:
&
Crate
)
{
...
...
src/librustc_passes/diagnostics.rs
浏览文件 @
c02c6e88
...
...
@@ -118,6 +118,46 @@ fn some_func() {
```
"##
,
E0449
:
r##"
A visibility qualifier was used when it was unnecessary. Erroneous code
examples:
```compile_fail
struct Bar;
trait Foo {
fn foo();
}
pub impl Bar {} // error: unnecessary visibility qualifier
pub impl Foo for Bar { // error: unnecessary visibility qualifier
pub fn foo() {} // error: unnecessary visibility qualifier
}
```
To fix this error, please remove the visibility qualifier when it is not
required. Example:
```ignore
struct Bar;
trait Foo {
fn foo();
}
// Directly implemented methods share the visibility of the type itself,
// so `pub` is unnecessary here
impl Bar {}
// Trait methods share the visibility of the trait, so `pub` is
// unnecessary in either case
pub impl Foo for Bar {
pub fn foo() {}
}
```
"##
,
}
register_diagnostics!
{
...
...
src/librustc_privacy/Cargo.toml
浏览文件 @
c02c6e88
...
...
@@ -9,6 +9,5 @@ path = "lib.rs"
crate-type
=
["dylib"]
[dependencies]
log
=
{
path
=
"../liblog"
}
rustc
=
{
path
=
"../librustc"
}
syntax
=
{
path
=
"../libsyntax"
}
src/librustc_privacy/diagnostics.rs
浏览文件 @
c02c6e88
...
...
@@ -111,46 +111,6 @@ pub enum Foo {
```
"##
,
E0449
:
r##"
A visibility qualifier was used when it was unnecessary. Erroneous code
examples:
```compile_fail
struct Bar;
trait Foo {
fn foo();
}
pub impl Bar {} // error: unnecessary visibility qualifier
pub impl Foo for Bar { // error: unnecessary visibility qualifier
pub fn foo() {} // error: unnecessary visibility qualifier
}
```
To fix this error, please remove the visibility qualifier when it is not
required. Example:
```ignore
struct Bar;
trait Foo {
fn foo();
}
// Directly implemented methods share the visibility of the type itself,
// so `pub` is unnecessary here
impl Bar {}
// Trait methods share the visibility of the trait, so `pub` is
// unnecessary in either case
pub impl Foo for Bar {
pub fn foo() {}
}
```
"##
,
E0450
:
r##"
A tuple constructor was invoked while some of its fields are private. Erroneous
code example:
...
...
src/librustc_privacy/lib.rs
浏览文件 @
c02c6e88
...
...
@@ -21,37 +21,26 @@
#![feature(rustc_private)]
#![feature(staged_api)]
#[macro_use]
extern
crate
log
;
extern
crate
rustc
;
#[macro_use]
extern
crate
syntax
;
#[macro_use]
extern
crate
rustc
;
use
std
::
cmp
;
use
std
::
mem
::
replace
;
use
rustc
::
dep_graph
::
DepNode
;
use
rustc
::
hir
::{
self
,
PatKind
};
use
rustc
::
hir
::
def
::{
self
,
Def
};
use
rustc
::
hir
::
def_id
::
DefId
;
use
rustc
::
hir
::
intravisit
::{
self
,
Visitor
};
use
rustc
::
hir
::
pat_util
::
EnumerateAndAdjustIterator
;
use
rustc
::
dep_graph
::
DepNode
;
use
rustc
::
lint
;
use
rustc
::
hir
::
def
::{
self
,
Def
};
use
rustc
::
hir
::
def_id
::
DefId
;
use
rustc
::
middle
::
privacy
::{
AccessLevel
,
AccessLevels
};
use
rustc
::
ty
::{
self
,
TyCtxt
};
use
rustc
::
util
::
nodemap
::
NodeSet
;
use
rustc
::
hir
::
map
as
ast_map
;
use
syntax
::
ast
;
use
syntax
::
codemap
::
Span
;
pub
mod
diagnostics
;
type
Context
<
'a
,
'tcx
>
=
(
&
'a
ty
::
MethodMap
<
'tcx
>
,
&
'a
def
::
ExportMap
);
use
std
::
cmp
;
use
std
::
mem
::
replace
;
/// Result of a checking operation - None => no errors were found. Some => an
/// error and contains the span and message for reporting that error and
/// optionally the same for a note about the error.
type
CheckResult
=
Option
<
(
Span
,
String
,
Option
<
(
Span
,
String
)
>
)
>
;
pub
mod
diagnostics
;
////////////////////////////////////////////////////////////////////////////////
/// The embargo visitor, used to determine the exports of the ast
...
...
@@ -433,7 +422,6 @@ fn visit_expr(&mut self, expr: &hir::Expr) {
hir
::
ExprMethodCall
(
..
)
=>
{
let
method_call
=
ty
::
MethodCall
::
expr
(
expr
.id
);
let
method
=
self
.tcx.tables
.borrow
()
.method_map
[
&
method_call
];
debug!
(
"(privacy checking) checking impl method"
);
self
.check_method
(
expr
.span
,
method
.def_id
);
}
hir
::
ExprStruct
(
..
)
=>
{
...
...
@@ -518,74 +506,6 @@ fn visit_foreign_item(&mut self, fi: &hir::ForeignItem) {
}
}
////////////////////////////////////////////////////////////////////////////////
/// The privacy sanity check visitor, ensures unnecessary visibility isn't here
////////////////////////////////////////////////////////////////////////////////
struct
SanePrivacyVisitor
<
'a
,
'tcx
:
'a
>
{
tcx
:
TyCtxt
<
'a
,
'tcx
,
'tcx
>
,
}
impl
<
'a
,
'tcx
,
'v
>
Visitor
<
'v
>
for
SanePrivacyVisitor
<
'a
,
'tcx
>
{
fn
visit_item
(
&
mut
self
,
item
:
&
hir
::
Item
)
{
self
.check_sane_privacy
(
item
);
intravisit
::
walk_item
(
self
,
item
);
}
}
impl
<
'a
,
'tcx
>
SanePrivacyVisitor
<
'a
,
'tcx
>
{
/// Validate that items that shouldn't have visibility qualifiers don't have them.
/// Such qualifiers can be set by syntax extensions even if the parser doesn't allow them,
/// so we check things like variant fields too.
fn
check_sane_privacy
(
&
self
,
item
:
&
hir
::
Item
)
{
let
check_inherited
=
|
sp
,
vis
:
&
hir
::
Visibility
,
note
:
&
str
|
{
if
*
vis
!=
hir
::
Inherited
{
let
mut
err
=
struct_span_err!
(
self
.tcx.sess
,
sp
,
E0449
,
"unnecessary visibility qualifier"
);
if
!
note
.is_empty
()
{
err
.span_note
(
sp
,
note
);
}
err
.emit
();
}
};
match
item
.node
{
hir
::
ItemImpl
(
_
,
_
,
_
,
Some
(
..
),
_
,
ref
impl_items
)
=>
{
check_inherited
(
item
.span
,
&
item
.vis
,
"visibility qualifiers have no effect on trait impls"
);
for
impl_item
in
impl_items
{
check_inherited
(
impl_item
.span
,
&
impl_item
.vis
,
"visibility qualifiers have no effect on trait impl items"
);
}
}
hir
::
ItemImpl
(
_
,
_
,
_
,
None
,
_
,
_
)
=>
{
check_inherited
(
item
.span
,
&
item
.vis
,
"place qualifiers on individual methods instead"
);
}
hir
::
ItemDefaultImpl
(
..
)
=>
{
check_inherited
(
item
.span
,
&
item
.vis
,
"visibility qualifiers have no effect on trait impls"
);
}
hir
::
ItemForeignMod
(
..
)
=>
{
check_inherited
(
item
.span
,
&
item
.vis
,
"place qualifiers on individual functions instead"
);
}
hir
::
ItemEnum
(
ref
def
,
_
)
=>
{
for
variant
in
&
def
.variants
{
for
field
in
variant
.node.data
.fields
()
{
check_inherited
(
field
.span
,
&
field
.vis
,
"visibility qualifiers have no effect on variant fields"
);
}
}
}
hir
::
ItemStruct
(
..
)
|
hir
::
ItemTrait
(
..
)
|
hir
::
ItemConst
(
..
)
|
hir
::
ItemStatic
(
..
)
|
hir
::
ItemFn
(
..
)
|
hir
::
ItemMod
(
..
)
|
hir
::
ItemExternCrate
(
..
)
|
hir
::
ItemUse
(
..
)
|
hir
::
ItemTy
(
..
)
=>
{}
}
}
}
///////////////////////////////////////////////////////////////////////////////
/// Obsolete visitors for checking for private items in public interfaces.
/// These visitors are supposed to be kept in frozen state and produce an
...
...
@@ -626,7 +546,7 @@ fn path_is_private_type(&self, path_id: ast::NodeId) -> bool {
// .. and it corresponds to a private type in the AST (this returns
// None for type parameters)
match
self
.tcx.map
.find
(
node_id
)
{
Some
(
ast_
map
::
NodeItem
(
ref
item
))
=>
item
.vis
!=
hir
::
Public
,
Some
(
hir
::
map
::
NodeItem
(
ref
item
))
=>
item
.vis
!=
hir
::
Public
,
Some
(
_
)
|
None
=>
false
,
}
}
else
{
...
...
@@ -860,7 +780,6 @@ fn visit_item(&mut self, item: &hir::Item) {
// any `visit_ty`'s will be called on things that are in
// public signatures, i.e. things that we're interested in for
// this visitor.
debug!
(
"VisiblePrivateTypesVisitor entering item {:?}"
,
item
);
intravisit
::
walk_item
(
self
,
item
);
}
...
...
@@ -892,7 +811,6 @@ fn visit_foreign_item(&mut self, item: &hir::ForeignItem) {
}
fn
visit_ty
(
&
mut
self
,
t
:
&
hir
::
Ty
)
{
debug!
(
"VisiblePrivateTypesVisitor checking ty {:?}"
,
t
);
if
let
hir
::
TyPath
(
..
)
=
t
.node
{
if
self
.path_is_private_type
(
t
.id
)
{
self
.old_error_set
.insert
(
t
.id
);
...
...
@@ -1177,10 +1095,6 @@ pub fn check_crate<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>,
let
krate
=
tcx
.map
.krate
();
// Sanity check to make sure that all privacy usage is reasonable.
let
mut
visitor
=
SanePrivacyVisitor
{
tcx
:
tcx
};
krate
.visit_all_items
(
&
mut
visitor
);
// Use the parent map to check the privacy of everything
let
mut
visitor
=
PrivacyVisitor
{
curitem
:
ast
::
DUMMY_NODE_ID
,
...
...
src/librustc_resolve/build_reduced_graph.rs
浏览文件 @
c02c6e88
...
...
@@ -22,21 +22,20 @@
use
{
resolve_error
,
resolve_struct_error
,
ResolutionError
};
use
rustc
::
middle
::
cstore
::{
ChildItem
,
DlDef
};
use
rustc
::
lint
;
use
rustc
::
hir
::
def
::
*
;
use
rustc
::
hir
::
def_id
::{
CRATE_DEF_INDEX
,
DefId
};
use
rustc
::
ty
::{
self
,
VariantKind
};
use
syntax
::
ast
::
{
Name
,
NodeId
}
;
use
syntax
::
ast
::
Name
;
use
syntax
::
attr
::
AttrMetaMethods
;
use
syntax
::
parse
::
token
::{
self
,
keywords
}
;
use
syntax
::
parse
::
token
;
use
syntax
::
codemap
::{
Span
,
DUMMY_SP
};
use
syntax
::
ast
::{
Block
,
Crate
,
DeclKind
};
use
syntax
::
ast
::{
ForeignItem
,
ForeignItemKind
,
Item
,
ItemKind
};
use
syntax
::
ast
::{
Mutability
,
PathListItemKind
};
use
syntax
::
ast
::{
Stmt
,
StmtKind
,
TraitItemKind
};
use
syntax
::
ast
::{
Variant
,
ViewPath
,
ViewPath
Glob
,
ViewPathList
,
ViewPathSimple
};
use
syntax
::
ast
::{
Variant
,
ViewPathGlob
,
ViewPathList
,
ViewPathSimple
};
use
syntax
::
visit
::{
self
,
Visitor
};
trait
ToNameBinding
<
'a
>
{
...
...
@@ -95,36 +94,6 @@ fn is_item(statement: &Stmt) -> bool {
block
.stmts
.iter
()
.any
(
is_item
)
}
fn
sanity_check_import
(
&
self
,
view_path
:
&
ViewPath
,
id
:
NodeId
)
{
let
path
=
match
view_path
.node
{
ViewPathSimple
(
_
,
ref
path
)
|
ViewPathGlob
(
ref
path
)
|
ViewPathList
(
ref
path
,
_
)
=>
path
};
// Check for type parameters
let
found_param
=
path
.segments
.iter
()
.any
(|
segment
|
{
!
segment
.parameters
.types
()
.is_empty
()
||
!
segment
.parameters
.lifetimes
()
.is_empty
()
||
!
segment
.parameters
.bindings
()
.is_empty
()
});
if
found_param
{
self
.session
.span_err
(
path
.span
,
"type or lifetime parameters in import path"
);
}
// Checking for special identifiers in path
// prevent `self` or `super` at beginning of global path
if
path
.global
&&
path
.segments
.len
()
>
0
{
let
first
=
path
.segments
[
0
]
.identifier.name
;
if
first
==
keywords
::
Super
.name
()
||
first
==
keywords
::
SelfValue
.name
()
{
self
.session
.add_lint
(
lint
::
builtin
::
SUPER_OR_SELF_IN_GLOBAL_PATH
,
id
,
path
.span
,
format!
(
"expected identifier, found keyword `{}`"
,
first
)
);
}
}
}
/// Constructs the reduced graph for one item.
fn
build_reduced_graph_for_item
(
&
mut
self
,
item
:
&
Item
,
parent_ref
:
&
mut
Module
<
'b
>
)
{
let
parent
=
*
parent_ref
;
...
...
@@ -158,8 +127,6 @@ fn build_reduced_graph_for_item(&mut self, item: &Item, parent_ref: &mut Module<
}
};
self
.sanity_check_import
(
view_path
,
item
.id
);
// Build up the import directives.
let
is_prelude
=
item
.attrs
.iter
()
.any
(|
attr
|
attr
.name
()
==
"prelude_import"
);
...
...
src/libsyntax/ast.rs
浏览文件 @
c02c6e88
...
...
@@ -1907,6 +1907,16 @@ pub enum ViewPath_ {
ViewPathList
(
Path
,
Vec
<
PathListItem
>
)
}
impl
ViewPath_
{
pub
fn
path
(
&
self
)
->
&
Path
{
match
*
self
{
ViewPathSimple
(
_
,
ref
path
)
|
ViewPathGlob
(
ref
path
)
|
ViewPathList
(
ref
path
,
_
)
=>
path
}
}
}
/// Meta-data associated with an item
pub
type
Attribute
=
Spanned
<
Attribute_
>
;
...
...
src/libsyntax/feature_gate.rs
浏览文件 @
c02c6e88
...
...
@@ -952,22 +952,6 @@ fn visit_item(&mut self, i: &ast::Item) {
visit
::
walk_item
(
self
,
i
);
}
fn
visit_variant_data
(
&
mut
self
,
s
:
&
'v
ast
::
VariantData
,
_
:
ast
::
Ident
,
_
:
&
'v
ast
::
Generics
,
_
:
ast
::
NodeId
,
span
:
Span
)
{
if
s
.fields
()
.is_empty
()
{
if
s
.is_tuple
()
{
self
.context.span_handler
.struct_span_err
(
span
,
"empty tuple structs and enum
\
variants are not allowed, use
\
unit structs and enum variants
\
instead"
)
.span_help
(
span
,
"remove trailing `()` to make a unit
\
struct or unit enum variant"
)
.emit
();
}
}
visit
::
walk_struct_def
(
self
,
s
)
}
fn
visit_foreign_item
(
&
mut
self
,
i
:
&
ast
::
ForeignItem
)
{
let
links_to_llvm
=
match
attr
::
first_attr_value_str_by_name
(
&
i
.attrs
,
"link_name"
)
{
...
...
@@ -1138,22 +1122,12 @@ fn visit_impl_item(&mut self, ii: &'v ast::ImplItem) {
fn
visit_vis
(
&
mut
self
,
vis
:
&
'v
ast
::
Visibility
)
{
let
span
=
match
*
vis
{
ast
::
Visibility
::
Crate
(
span
)
=>
span
,
ast
::
Visibility
::
Restricted
{
ref
path
,
..
}
=>
{
// Check for type parameters
let
found_param
=
path
.segments
.iter
()
.any
(|
segment
|
{
!
segment
.parameters
.types
()
.is_empty
()
||
!
segment
.parameters
.lifetimes
()
.is_empty
()
||
!
segment
.parameters
.bindings
()
.is_empty
()
});
if
found_param
{
self
.context.span_handler
.span_err
(
path
.span
,
"type or lifetime parameters
\
in visibility path"
);
}
path
.span
}
ast
::
Visibility
::
Restricted
{
ref
path
,
..
}
=>
path
.span
,
_
=>
return
,
};
gate_feature_post!
(
&
self
,
pub_restricted
,
span
,
"`pub(restricted)` syntax is experimental"
);
visit
::
walk_vis
(
self
,
vis
)
}
}
...
...
src/test/compile-fail/issue-12560-1.rs
浏览文件 @
c02c6e88
...
...
@@ -21,5 +21,5 @@ enum Foo {
}
fn
main
()
{
println!
(
"{}"
,
match
Bar
{
Bar
=>
1
,
Baz
=>
2
,
Bazar
=>
3
})
println!
(
"{}"
,
match
Bar
{
Bar
=>
1
,
Baz
=>
2
,
Bazar
=>
3
})
//~ ERROR unresolved name `Bar`
}
src/test/compile-fail/issue-29161.rs
浏览文件 @
c02c6e88
...
...
@@ -12,7 +12,7 @@ mod a {
struct
A
;
impl
Default
for
A
{
pub
fn
default
()
->
A
{
pub
fn
default
()
->
A
{
//~ ERROR unnecessary visibility qualifier
A
;
}
}
...
...
src/test/compile-fail/priv-in-bad-locations.rs
浏览文件 @
c02c6e88
...
...
@@ -8,8 +8,7 @@
// option. This file may not be copied, modified, or distributed
// except according to those terms.
pub
extern
{
//~^ ERROR unnecessary visibility
pub
extern
{
//~ ERROR unnecessary visibility qualifier
pub
fn
bar
();
}
...
...
@@ -19,10 +18,10 @@ fn foo(&self) {}
struct
B
;
pub
impl
B
{}
//~ ERROR
: unnecessary visibility
pub
impl
B
{}
//~ ERROR
unnecessary visibility qualifier
pub
impl
A
for
B
{
//~ ERROR
: unnecessary visibility
pub
fn
foo
(
&
self
)
{}
//~ ERROR
: unnecessary visibility
pub
impl
A
for
B
{
//~ ERROR
unnecessary visibility qualifier
pub
fn
foo
(
&
self
)
{}
//~ ERROR
unnecessary visibility qualifier
}
pub
fn
main
()
{}
src/test/compile-fail/privacy/restricted/ty-params.rs
浏览文件 @
c02c6e88
...
...
@@ -16,9 +16,11 @@
struct
S
<
T
>
(
T
);
m!
{
S
<
u8
>
}
//~ ERROR type or lifetime parameters in visibility path
//~^ ERROR failed to resolve module path. Not a module `S`
mod
foo
{
struct
S
(
pub
(
foo
<
T
>
)
());
//~ ERROR type or lifetime parameters in visibility path
//~^ ERROR type name `T` is undefined or not in scope
}
fn
main
()
{}
src/test/compile-fail/use-super-global-path.rs
浏览文件 @
c02c6e88
...
...
@@ -12,7 +12,7 @@
mod
foo
{
pub
fn
g
()
{
use
::
super
::
main
;
//~ WARN
expected identifier, found keyword
`super`
use
::
super
::
main
;
//~ WARN
global paths cannot start with
`super`
//~^ WARN this was previously accepted by the compiler but is being phased out
main
();
}
...
...
src/test/compile-fail/useless-pub.rs
浏览文件 @
c02c6e88
...
...
@@ -15,14 +15,12 @@ pub trait E {
}
impl
E
for
A
{
pub
fn
foo
(
&
self
)
{}
//~ ERROR: unnecessary visibility
pub
fn
foo
(
&
self
)
{}
//~ ERROR: unnecessary visibility qualifier
}
enum
Foo
{
V1
{
pub
f
:
i32
},
//~ ERROR unnecessary visibility qualifier
//| NOTE visibility qualifiers have no effect on variant fields
V2
(
pub
i32
),
//~ ERROR unnecessary visibility qualifier
//| NOTE visibility qualifiers have no effect on variant fields
}
fn
main
()
{}
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