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auto merge of #5442 : pcwalton/rust/extern-block-restriction, r=pcwalton

Browse source 
r? @graydon
This commit is contained in:
bors 2013-03-19 21:57:49 -07:00
parent 4cb9ca9296 f8dab3a6c0
commit f3c879fdd8
28 changed files with 411 additions and 188 deletions
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9
src/libcore/libc.rs
View file

@ -1221,9 +1221,8 @@ pub mod stdio {
#[nolink]
#[abi = "cdecl"]
pub mod fcntl {
use libc::types::os::arch::c95::{c_int, c_char};
pub extern {
use libc::types::os::arch::c95::{c_int, c_char};
#[link_name = "_open"]
unsafe fn open(path: *c_char, oflag: c_int, mode: c_int)
-> c_int;
@ -1562,11 +1561,11 @@ pub mod unistd {
#[cfg(target_os = "macos")]
#[cfg(target_os = "freebsd")]
pub mod bsd44 {
use libc::types::common::c95::{c_void};
use libc::types::os::arch::c95::{c_char, c_int, c_uint, size_t};
#[abi = "cdecl"]
pub extern {
use libc::types::common::c95::{c_void};
use libc::types::os::arch::c95::{c_char, c_int, c_uint, size_t};
unsafe fn sysctl(name: *c_int, namelen: c_uint,
oldp: *mut c_void, oldlenp: *mut size_t,
newp: *c_void, newlen: size_t) -> c_int;

2
src/libcore/rt/env.rs
View file

@ -44,4 +44,4 @@ pub fn get() -> &Environment {
extern {
fn rust_get_rt_env() -> &Environment;
}
}

4
src/libcore/rt/sched.rs
View file

@ -70,7 +70,7 @@ enum CleanupJob {
pub impl Scheduler {
static fn new(event_loop: ~EventLoopObject) -> Scheduler {
static pub fn new(event_loop: ~EventLoopObject) -> Scheduler {
Scheduler {
event_loop: event_loop,
task_queue: WorkQueue::new(),
@ -296,7 +296,7 @@ pub struct Task {
}
impl Task {
static fn new(stack_pool: &mut StackPool, start: ~fn()) -> Task {
static pub fn new(stack_pool: &mut StackPool, start: ~fn()) -> Task {
// XXX: Putting main into a ~ so it's a thin pointer and can
// be passed to the spawn function. Another unfortunate
// allocation

3
src/libcore/rt/stack.rs
View file

@ -37,8 +37,7 @@ fn end(&self) -> *uint {
pub struct StackPool(());
impl StackPool {
static fn new() -> StackPool { StackPool(()) }
static pub fn new() -> StackPool { StackPool(()) }
fn take_segment(&self, min_size: uint) -> StackSegment {
StackSegment::new(min_size)

2
src/libcore/rt/thread.rs
View file

@ -20,7 +20,7 @@ struct Thread {
}
impl Thread {
static fn start(main: ~fn()) -> Thread {
static pub fn start(main: ~fn()) -> Thread {
fn substart(main: &fn()) -> *raw_thread {
unsafe { rust_raw_thread_start(&main) }
}

2
src/libcore/task/rt.rs
View file

@ -30,7 +30,7 @@
#[allow(non_camel_case_types)] // runtime type
pub type rust_closure = libc::c_void;
extern {
pub extern {
#[rust_stack]
fn rust_task_yield(task: *rust_task) -> bool;

1
src/librustc/metadata/decoder.rs
View file

@ -146,6 +146,7 @@ fn item_family(item: ebml::Doc) -> Family {
fn item_visibility(item: ebml::Doc) -> ast::visibility {
let visibility = reader::get_doc(item, tag_items_data_item_visibility);
debug!("item visibility for %?", item_family(item));
match reader::doc_as_u8(visibility) as char {
'y' => ast::public,
'n' => ast::private,

9
src/librustc/metadata/encoder.rs
View file

@ -896,6 +896,7 @@ fn add_to_index_(item: @item, ebml_w: writer::Encoder,
encode_family(ebml_w, purity_fn_family(mty.fty.purity));
encode_self_type(ebml_w, mty.self_ty);
encode_method_sort(ebml_w, 'r');
encode_visibility(ebml_w, ast::public);
ebml_w.end_tag();
}
provided(m) => {
@ -911,6 +912,7 @@ fn add_to_index_(item: @item, ebml_w: writer::Encoder,
encode_family(ebml_w, purity_fn_family(mty.fty.purity));
encode_self_type(ebml_w, mty.self_ty);
encode_method_sort(ebml_w, 'p');
encode_visibility(ebml_w, m.vis);
ebml_w.end_tag();
}
}
@ -945,6 +947,11 @@ fn add_to_index_(item: @item, ebml_w: writer::Encoder,
let mut m_path = vec::append(~[], path); // :-(
m_path += [ast_map::path_name(item.ident)];
encode_path(ecx, ebml_w, m_path, ast_map::path_name(ty_m.ident));
// For now, use the item visibility until trait methods can have
// real visibility in the AST.
encode_visibility(ebml_w, item.vis);
ebml_w.end_tag();
}
@ -1033,7 +1040,7 @@ fn encode_info_for_items(ecx: @EncodeContext, ebml_w: writer::Encoder,
|ni, cx, v| {
visit::visit_foreign_item(ni, cx, v);
match ecx.tcx.items.get(&ni.id) {
ast_map::node_foreign_item(_, abi, pt) => {
ast_map::node_foreign_item(_, abi, _, pt) => {
encode_info_for_foreign_item(ecx, ebml_w, ni,
index, /*bad*/copy *pt,
abi);

345
src/librustc/middle/privacy.rs
View file

@ -22,15 +22,19 @@
use middle::typeck::{method_static, method_trait};
use core::util::ignore;
use syntax::ast::{def_variant, expr_field, expr_method_call, expr_struct};
use syntax::ast::{expr_unary, ident, item_struct, item_enum, item_impl};
use syntax::ast::{item_trait, local_crate, node_id, pat_struct, private};
use syntax::ast::{provided, public, required};
use syntax::ast::{decl_item, def, def_fn, def_id, def_static_method};
use syntax::ast::{def_variant, expr_field, expr_method_call, expr_path};
use syntax::ast::{expr_struct, expr_unary, ident, inherited, item_enum};
use syntax::ast::{item_foreign_mod, item_fn, item_impl, item_struct};
use syntax::ast::{item_trait, local_crate, node_id, pat_struct, path};
use syntax::ast::{private, provided, public, required, stmt_decl, visibility};
use syntax::ast;
use syntax::ast_map::{node_item, node_method};
use syntax::ast_map::{node_foreign_item, node_item, node_method};
use syntax::ast_map::{node_trait_method};
use syntax::ast_map;
use syntax::ast_util::{Private, Public, is_local};
use syntax::ast_util::{variant_visibility_to_privacy, visibility_to_privacy};
use syntax::attr;
use syntax::codemap::span;
use syntax::visit;
@ -39,18 +43,37 @@ pub fn check_crate(tcx: ty::ctxt,
crate: @ast::crate) {
let privileged_items = @mut ~[];
// Adds structs that are privileged to this scope.
// Adds an item to its scope.
let add_privileged_item: @fn(@ast::item, &mut uint) = |item, count| {
match item.node {
item_struct(*) | item_trait(*) | item_enum(*) |
item_fn(*) => {
privileged_items.push(item.id);
*count += 1;
}
item_impl(_, _, _, ref methods) => {
for methods.each |method| {
privileged_items.push(method.id);
*count += 1;
}
privileged_items.push(item.id);
*count += 1;
}
item_foreign_mod(ref foreign_mod) => {
for foreign_mod.items.each |foreign_item| {
privileged_items.push(foreign_item.id);
*count += 1;
}
}
_ => {}
}
};
// Adds items that are privileged to this scope.
let add_privileged_items: @fn(&[@ast::item]) -> uint = |items| {
let mut count = 0;
for items.each |item| {
match item.node {
item_struct(*) | item_trait(*) | item_impl(*)
| item_enum(*) => {
privileged_items.push(item.id);
count += 1;
}
_ => {}
}
for items.each |&item| {
add_privileged_item(item, &mut count);
}
count
};
@ -84,6 +107,128 @@ pub fn check_crate(tcx: ty::ctxt,
}
};
// Returns the ID of the container (impl or trait) that a crate-local
// method belongs to.
let local_method_container_id:
@fn(span: span, method_id: node_id) -> def_id =
|span, method_id| {
match tcx.items.find(&method_id) {
Some(node_method(_, impl_id, _)) => impl_id,
Some(node_trait_method(_, trait_id, _)) => trait_id,
Some(_) => {
tcx.sess.span_bug(span,
fmt!("method was a %s?!",
ast_map::node_id_to_str(
tcx.items,
method_id,
tcx.sess.parse_sess.interner)));
}
None => {
tcx.sess.span_bug(span, ~"method not found in \
AST map?!");
}
}
};
// Returns true if a crate-local method is private and false otherwise.
let method_is_private: @fn(span: span, method_id: node_id) -> bool =
|span, method_id| {
let check = |vis: visibility, container_id: def_id| {
let mut is_private = false;
if vis == private {
is_private = true;
} else if vis == public {
is_private = false;
} else {
// Look up the enclosing impl.
if container_id.crate != local_crate {
tcx.sess.span_bug(span,
~"local method isn't in local \
impl?!");
}
match tcx.items.find(&container_id.node) {
Some(node_item(item, _)) => {
match item.node {
item_impl(_, None, _, _)
if item.vis != public => {
is_private = true;
}
_ => {}
}
}
Some(_) => {
tcx.sess.span_bug(span, ~"impl wasn't an item?!");
}
None => {
tcx.sess.span_bug(span, ~"impl wasn't in AST map?!");
}
}
}
is_private
};
match tcx.items.find(&method_id) {
Some(node_method(method, impl_id, _)) => {
check(method.vis, impl_id)
}
Some(node_trait_method(trait_method, trait_id, _)) => {
match *trait_method {
required(_) => check(public, trait_id),
provided(method) => check(method.vis, trait_id),
}
}
Some(_) => {
tcx.sess.span_bug(span,
fmt!("method_is_private: method was a %s?!",
ast_map::node_id_to_str(
tcx.items,
method_id,
tcx.sess.parse_sess.interner)));
}
None => {
tcx.sess.span_bug(span, ~"method not found in \
AST map?!");
}
}
};
// Returns true if the given local item is private and false otherwise.
let local_item_is_private: @fn(span: span, item_id: node_id) -> bool =
|span, item_id| {
let mut f: &fn(node_id) -> bool = |_| false;
f = |item_id| {
match tcx.items.find(&item_id) {
Some(node_item(item, _)) => item.vis != public,
Some(node_foreign_item(_, _, vis, _)) => vis != public,
Some(node_method(method, impl_did, _)) => {
match method.vis {
private => true,
public => false,
inherited => f(impl_did.node)
}
}
Some(node_trait_method(_, trait_did, _)) => f(trait_did.node),
Some(_) => {
tcx.sess.span_bug(span,
fmt!("local_item_is_private: item was \
a %s?!",
ast_map::node_id_to_str(
tcx.items,
item_id,
tcx.sess
.parse_sess
.interner)));
}
None => {
tcx.sess.span_bug(span, ~"item not found in AST map?!");
}
}
};
f(item_id)
};
// Checks that a private field is in scope.
let check_field: @fn(span: span, id: ast::def_id, ident: ast::ident) =
|span, id, ident| {
@ -99,6 +244,68 @@ pub fn check_crate(tcx: ty::ctxt,
}
};
// Given the ID of a method, checks to ensure it's in scope.
let check_method_common: @fn(span: span,
method_id: def_id,
name: &ident) =
|span, method_id, name| {
if method_id.crate == local_crate {
let is_private = method_is_private(span, method_id.node);
let container_id = local_method_container_id(span,
method_id.node);
if is_private &&
(container_id.crate != local_crate ||
!privileged_items.contains(&(container_id.node))) {
tcx.sess.span_err(span,
fmt!("method `%s` is private",
*tcx.sess
.parse_sess
.interner
.get(*name)));
}
} else {
let visibility =
csearch::get_method_visibility(tcx.sess.cstore,
method_id);
if visibility != public {
tcx.sess.span_err(span,
fmt!("method `%s` is private",
*tcx.sess.parse_sess.interner
.get(*name)));
}
}
};
// Checks that a private path is in scope.
let check_path: @fn(span: span, def: def, path: @path) =
|span, def, path| {
debug!("checking path");
match def {
def_static_method(method_id, _, _) => {
debug!("found static method def, checking it");
check_method_common(span, method_id, path.idents.last())
}
def_fn(def_id, _) => {
if def_id.crate == local_crate {
if local_item_is_private(span, def_id.node) &&
!privileged_items.contains(&def_id.node) {
tcx.sess.span_err(span,
fmt!("function `%s` is private",
*tcx.sess
.parse_sess
.interner
.get(copy *path
.idents
.last())));
}
} else {
// XXX: Check privacy in external crates.
}
}
_ => {}
}
};
// Checks that a private method is in scope.
let check_method: @fn(span: span,
origin: &method_origin,
@ -106,79 +313,7 @@ pub fn check_crate(tcx: ty::ctxt,
|span, origin, ident| {
match *origin {
method_static(method_id) => {
if method_id.crate == local_crate {
match tcx.items.find(&method_id.node) {
Some(node_method(method, impl_id, _)) => {
let mut is_private = false;
if method.vis == private {
is_private = true;
} else if method.vis == public {
is_private = false;
} else {
// Look up the enclosing impl.
if impl_id.crate != local_crate {
tcx.sess.span_bug(span,
~"local method isn't \
in local impl?!");
}
match tcx.items.find(&impl_id.node) {
Some(node_item(item, _)) => {
match item.node {
item_impl(_, None, _, _)
if item.vis != public => {
is_private = true;
}
_ => {}
}
}
Some(_) => {
tcx.sess.span_bug(span,
~"impl wasn't an \
item?!");
}
None => {
tcx.sess.span_bug(span,
~"impl wasn't in \
AST map?!");
}
}
}
if is_private &&
(impl_id.crate != local_crate ||
!privileged_items
.contains(&(impl_id.node))) {
tcx.sess.span_err(span,
fmt!("method `%s` is \
private",
*tcx.sess
.parse_sess
.interner
.get(method
.ident)));
}
}
Some(_) => {
tcx.sess.span_bug(span, ~"method wasn't \
actually a method?!");
}
None => {
tcx.sess.span_bug(span, ~"method not found in \
AST map?!");
}
}
} else {
let visibility =
csearch::get_method_visibility(tcx.sess.cstore,
method_id);
if visibility != public {
tcx.sess.span_err(span,
fmt!("method `%s` is private",
*tcx.sess.parse_sess.interner
.get(ident)));
}
}
check_method_common(span, method_id, &ident)
}
method_param(method_param {
trait_id: trait_id,
@ -257,6 +392,37 @@ pub fn check_crate(tcx: ty::ctxt,
ignore(privileged_items.pop());
}
},
visit_item: |item, method_map, visitor| {
// Do not check privacy inside items with the resolve_unexported
// attribute. This is used for the test runner.
if !attr::contains_name(attr::attr_metas(/*bad*/copy item.attrs),
~"!resolve_unexported") {
visit::visit_item(item, method_map, visitor);
}
},
visit_block: |block, method_map, visitor| {
// Gather up all the privileged items.
let mut n_added = 0;
for block.node.stmts.each |stmt| {
match stmt.node {
stmt_decl(decl, _) => {
match decl.node {
decl_item(item) => {
add_privileged_item(item, &mut n_added);
}
_ => {}
}
}
_ => {}
}
}
visit::visit_block(block, method_map, visitor);
for n_added.times {
ignore(privileged_items.pop());
}
},
visit_expr: |expr, method_map: &method_map, visitor| {
match expr.node {
expr_field(base, ident, _) => {
@ -310,6 +476,9 @@ pub fn check_crate(tcx: ty::ctxt,
_ => {}
}
}
expr_path(path) => {
check_path(expr.span, tcx.def_map.get(&expr.id), path);
}
expr_struct(_, ref fields, _) => {
match ty::get(ty::expr_ty(tcx, expr)).sty {
ty_struct(id, _) => {

2
src/librustc/middle/trans/base.rs
View file

@ -2428,7 +2428,7 @@ pub fn get_item_val(ccx: @CrateContext, id: ast::node_id) -> ValueRef {
exprt = true;
register_method(ccx, id, pth, m)
}
ast_map::node_foreign_item(ni, _, pth) => {
ast_map::node_foreign_item(ni, _, _, pth) => {
exprt = true;
match ni.node {
ast::foreign_item_fn(*) => {

1
src/librustc/middle/trans/callee.rs
View file

@ -266,6 +266,7 @@ pub fn trans_fn_ref_with_vtables(
match map_node {
ast_map::node_foreign_item(_,
ast::foreign_abi_rust_intrinsic,
_,
_) => {
must_monomorphise = true;
}

2
src/librustc/middle/trans/foreign.rs
View file

@ -1083,7 +1083,7 @@ fn abi_of_foreign_fn(ccx: @CrateContext, i: @ast::foreign_item)
-> ast::foreign_abi {
match attr::first_attr_value_str_by_name(i.attrs, ~"abi") {
None => match ccx.tcx.items.get(&i.id) {
ast_map::node_foreign_item(_, abi, _) => abi,
ast_map::node_foreign_item(_, abi, _, _) => abi,
// ??
_ => fail!(~"abi_of_foreign_fn: not foreign")
},

4
src/librustc/middle/trans/monomorphize.rs
View file

@ -94,7 +94,7 @@ pub fn monomorphic_fn(ccx: @CrateContext,
ast_map::node_item(i, pt) => (pt, i.ident, i.span),
ast_map::node_variant(ref v, enm, pt) => (pt, (*v).node.name, enm.span),
ast_map::node_method(m, _, pt) => (pt, m.ident, m.span),
ast_map::node_foreign_item(i, ast::foreign_abi_rust_intrinsic, pt)
ast_map::node_foreign_item(i, ast::foreign_abi_rust_intrinsic, _, pt)
=> (pt, i.ident, i.span),
ast_map::node_foreign_item(*) => {
// Foreign externs don't have to be monomorphized.
@ -181,7 +181,7 @@ pub fn monomorphic_fn(ccx: @CrateContext,
ast_map::node_item(*) => {
ccx.tcx.sess.bug(~"Can't monomorphize this kind of item")
}
ast_map::node_foreign_item(i, _, _) => {
ast_map::node_foreign_item(i, _, _, _) => {
let d = mk_lldecl();
foreign::trans_intrinsic(ccx, d, i, pt, psubsts.get(),
ref_id);

2
src/librustc/middle/trans/reachable.rs
View file

@ -76,7 +76,7 @@ fn traverse_def_id(cx: ctx, did: def_id) {
match n {
ast_map::node_item(item, _) => traverse_public_item(cx, item),
ast_map::node_method(_, impl_id, _) => traverse_def_id(cx, impl_id),
ast_map::node_foreign_item(item, _, _) => {
ast_map::node_foreign_item(item, _, _, _) => {
cx.rmap.insert(item.id, ());
}
ast_map::node_variant(ref v, _, _) => {

4
src/librustc/middle/trans/type_use.rs
View file

@ -118,7 +118,9 @@ pub fn type_uses_for(ccx: @CrateContext, fn_id: def_id, n_tps: uint)
}
ast_map::node_foreign_item(i@@foreign_item { node: foreign_item_fn(*),
_ },
abi, _) => {
abi,
_,
_) => {
if abi == foreign_abi_rust_intrinsic {
let flags = match *cx.ccx.sess.str_of(i.ident) {
~"size_of" | ~"pref_align_of" | ~"min_align_of" |

2
src/librustc/middle/ty.rs
View file

@ -3762,7 +3762,7 @@ pub fn item_path(cx: ctxt, id: ast::def_id) -> ast_map::path {
vec::append_one(/*bad*/copy *path, item_elt)
}
ast_map::node_foreign_item(nitem, _, path) => {
ast_map::node_foreign_item(nitem, _, _, path) => {
vec::append_one(/*bad*/copy *path,
ast_map::path_name(nitem.ident))
}

2
src/librustc/middle/typeck/collect.rs
View file

@ -139,7 +139,7 @@ fn get_item_ty(&self, id: ast::def_id) -> ty::ty_param_bounds_and_ty {
Some(ast_map::node_item(item, _)) => {
ty_of_item(self, item)
}
Some(ast_map::node_foreign_item(foreign_item, _, _)) => {
Some(ast_map::node_foreign_item(foreign_item, _, _, _)) => {
ty_of_foreign_item(self, foreign_item)
}
ref x => {

2
src/librustdoc/attr_pass.rs
View file

@ -116,7 +116,7 @@ fn parse_item_attrs<T:Owned>(
do astsrv::exec(srv) |ctxt| {
let attrs = match ctxt.ast_map.get(&id) {
ast_map::node_item(item, _) => copy item.attrs,
ast_map::node_foreign_item(item, _, _) => copy item.attrs,
ast_map::node_foreign_item(item, _, _, _) => copy item.attrs,
_ => fail!(~"parse_item_attrs: not an item")
};
parse_attrs(attrs)

2
src/librustdoc/tystr_pass.rs
View file

@ -74,7 +74,7 @@ fn get_fn_sig(srv: astsrv::Srv, fn_id: doc::AstId) -> Option<~str> {
ast_map::node_foreign_item(@ast::foreign_item {
ident: ident,
node: ast::foreign_item_fn(ref decl, _, ref tys), _
}, _, _) => {
}, _, _, _) => {
Some(pprust::fun_to_str(decl, ident, None, tys,
extract::interner()))
}

16
src/libsyntax/ast_map.rs
View file

@ -87,7 +87,7 @@ pub fn path_elt_to_str(pe: path_elt, itr: @ident_interner) -> ~str {
pub enum ast_node {
node_item(@item, @path),
node_foreign_item(@foreign_item, foreign_abi, @path),
node_foreign_item(@foreign_item, foreign_abi, visibility, @path),
node_trait_method(@trait_method, def_id /* trait did */,
@path /* path to the trait */),
node_method(@method, def_id /* impl did */, @path /* path to the impl */),
@ -170,7 +170,9 @@ pub fn map_decoded_item(diag: @span_handler,
match ii {
ii_item(*) | ii_dtor(*) => { /* fallthrough */ }
ii_foreign(i) => {
cx.map.insert(i.id, node_foreign_item(i, foreign_abi_rust_intrinsic,
cx.map.insert(i.id, node_foreign_item(i,
foreign_abi_rust_intrinsic,
i.vis, // Wrong but OK
@path));
}
ii_method(impl_did, m) => {
@ -277,10 +279,18 @@ pub fn map_item(i: @item, &&cx: @mut Ctx, v: visit::vt<@mut Ctx>) {
Right(abi) => abi
};
for nm.items.each |nitem| {
// Compute the visibility for this native item.
let visibility = match nitem.vis {
public => public,
private => private,
inherited => i.vis
};
cx.map.insert(nitem.id,
node_foreign_item(
*nitem,
abi,
visibility,
// FIXME (#2543)
if nm.sort == ast::named {
extend(cx, i.ident)
@ -380,7 +390,7 @@ pub fn node_id_to_str(map: map, id: node_id, itr: @ident_interner) -> ~str {
};
fmt!("%s %s (id=%?)", item_str, path_str, id)
}
Some(node_foreign_item(item, abi, path)) => {
Some(node_foreign_item(item, abi, _, path)) => {
fmt!("foreign item %s with abi %? (id=%?)",
path_ident_to_str(*path, item.ident, itr), abi, id)
}

114
src/libsyntax/parse/parser.rs
View file

@ -120,7 +120,7 @@ pub enum item_or_view_item {
enum view_item_parse_mode {
VIEW_ITEMS_AND_ITEMS_ALLOWED,
VIEW_ITEMS_AND_FOREIGN_ITEMS_ALLOWED,
FOREIGN_ITEMS_ALLOWED,
IMPORTS_AND_ITEMS_ALLOWED
}
@ -642,9 +642,9 @@ fn parse_ty(&self, colons_before_params: bool) -> @Ty {
self.obsolete(*self.last_span, ObsoleteMutVector);
}
// Parse the `* e` in `[ int * e ]`
// Parse the `, ..e` in `[ int, ..e ]`
// where `e` is a const expression
let t = match self.maybe_parse_fixed_vstore_with_star() {
let t = match self.maybe_parse_fixed_vstore() {
None => ty_vec(mt),
Some(suffix) => ty_fixed_length_vec(mt, suffix)
};
@ -815,8 +815,14 @@ fn parse_fn_block_arg(&self) -> arg_or_capture_item {
})
}
fn maybe_parse_fixed_vstore_with_star(&self) -> Option<@ast::expr> {
fn maybe_parse_fixed_vstore(&self) -> Option<@ast::expr> {
if self.eat(&token::BINOP(token::STAR)) {
// XXX: Obsolete; remove after snapshot.
Some(self.parse_expr())
} else if *self.token == token::COMMA &&
self.look_ahead(1) == token::DOTDOT {
self.bump();
self.bump();
Some(self.parse_expr())
} else {
None
@ -3538,7 +3544,12 @@ fn parse_item_foreign_fn(&self, +attrs: ~[attribute]) -> @foreign_item {
fn parse_item_foreign_const(&self, vis: ast::visibility,
+attrs: ~[attribute]) -> @foreign_item {
let lo = self.span.lo;
self.expect_keyword(&~"const");
// XXX: Obsolete; remove after snap.
if !self.eat_keyword(&~"const") {
self.expect_keyword(&~"static");
}
let ident = self.parse_ident();
self.expect(&token::COLON);
let ty = self.parse_ty(false);
@ -3567,7 +3578,7 @@ fn parse_fn_purity(&self) -> purity {
fn parse_foreign_item(&self, +attrs: ~[attribute]) -> @foreign_item {
let vis = self.parse_visibility();
if self.is_keyword(&~"const") {
if self.is_keyword(&~"const") || self.is_keyword(&~"static") {
self.parse_item_foreign_const(vis, attrs)
} else {
self.parse_item_foreign_fn(attrs)
@ -3585,7 +3596,7 @@ fn parse_foreign_mod_items(&self, sort: ast::foreign_mod_sort,
items: _,
foreign_items: foreign_items
} = self.parse_items_and_view_items(first_item_attrs,
VIEW_ITEMS_AND_FOREIGN_ITEMS_ALLOWED,
FOREIGN_ITEMS_ALLOWED,
true);
let mut items: ~[@foreign_item] = foreign_items;
@ -3925,17 +3936,24 @@ fn parse_item_or_view_item(
visibility = inherited;
}
if items_allowed && self.eat_keyword(&~"const") {
if items_allowed &&
(self.is_keyword(&~"const") ||
(self.is_keyword(&~"static") &&
!self.token_is_keyword(&~"fn", &self.look_ahead(1)))) {
// CONST ITEM
self.bump();
let (ident, item_, extra_attrs) = self.parse_item_const();
return iovi_item(self.mk_item(lo, self.last_span.hi, ident, item_,
visibility,
maybe_append(attrs, extra_attrs)));
} else if foreign_items_allowed && self.is_keyword(&~"const") {
}
if foreign_items_allowed &&
(self.is_keyword(&~"const") || self.is_keyword(&~"static")) {
// FOREIGN CONST ITEM
let item = self.parse_item_foreign_const(visibility, attrs);
return iovi_foreign_item(item);
} else if items_allowed &&
}
if items_allowed &&
// FUNCTION ITEM (not sure about lookahead condition...)
self.is_keyword(&~"fn") &&
!self.fn_expr_lookahead(self.look_ahead(1u)) {
@ -3944,7 +3962,8 @@ fn parse_item_or_view_item(
return iovi_item(self.mk_item(lo, self.last_span.hi, ident, item_,
visibility,
maybe_append(attrs, extra_attrs)));
} else if items_allowed && self.eat_keyword(&~"pure") {
}
if items_allowed && self.eat_keyword(&~"pure") {
// PURE FUNCTION ITEM
// NB: We parse this as impure for bootstrapping purposes.
self.expect_keyword(&~"fn");
@ -3952,13 +3971,15 @@ fn parse_item_or_view_item(
return iovi_item(self.mk_item(lo, self.last_span.hi, ident, item_,
visibility,
maybe_append(attrs, extra_attrs)));
} else if foreign_items_allowed &&
}
if foreign_items_allowed &&
(self.is_keyword(&~"fn") || self.is_keyword(&~"pure") ||
self.is_keyword(&~"unsafe")) {
// FOREIGN FUNCTION ITEM (no items allowed)
let item = self.parse_item_foreign_fn(attrs);
return iovi_foreign_item(item);
} else if items_allowed && self.is_keyword(&~"unsafe")
}
if items_allowed && self.is_keyword(&~"unsafe")
&& self.look_ahead(1u) != token::LBRACE {
// UNSAFE FUNCTION ITEM (where items are allowed)
self.bump();
@ -3967,7 +3988,8 @@ fn parse_item_or_view_item(
return iovi_item(self.mk_item(lo, self.last_span.hi, ident, item_,
visibility,
maybe_append(attrs, extra_attrs)));
} else if self.eat_keyword(&~"extern") {
}
if self.eat_keyword(&~"extern") {
if items_allowed && self.eat_keyword(&~"fn") {
// EXTERN FUNCTION ITEM
let (ident, item_, extra_attrs) =
@ -3977,47 +3999,62 @@ fn parse_item_or_view_item(
maybe_append(attrs,
extra_attrs)));
}
// EXTERN MODULE ITEM
return self.parse_item_foreign_mod(lo, visibility, attrs,
items_allowed);
} else if items_allowed && self.eat_keyword(&~"mod") {
if !foreign_items_allowed {
// EXTERN MODULE ITEM
return self.parse_item_foreign_mod(lo, visibility, attrs,
items_allowed);
}
}
if items_allowed && !foreign_items_allowed &&
self.eat_keyword(&~"mod") {
// MODULE ITEM
let (ident, item_, extra_attrs) = self.parse_item_mod(attrs);
return iovi_item(self.mk_item(lo, self.last_span.hi, ident, item_,
visibility,
maybe_append(attrs, extra_attrs)));
} else if items_allowed && self.eat_keyword(&~"type") {
}
if items_allowed && !foreign_items_allowed &&
self.eat_keyword(&~"type") {
// TYPE ITEM
let (ident, item_, extra_attrs) = self.parse_item_type();
return iovi_item(self.mk_item(lo, self.last_span.hi, ident, item_,
visibility,
maybe_append(attrs, extra_attrs)));
} else if items_allowed && self.eat_keyword(&~"enum") {
}
if items_allowed && !foreign_items_allowed &&
self.eat_keyword(&~"enum") {
// ENUM ITEM
let (ident, item_, extra_attrs) = self.parse_item_enum();
return iovi_item(self.mk_item(lo, self.last_span.hi, ident, item_,
visibility,
maybe_append(attrs, extra_attrs)));
} else if items_allowed && self.eat_keyword(&~"trait") {
}
if items_allowed && !foreign_items_allowed &&
self.eat_keyword(&~"trait") {
// TRAIT ITEM
let (ident, item_, extra_attrs) = self.parse_item_trait();
return iovi_item(self.mk_item(lo, self.last_span.hi, ident, item_,
visibility,
maybe_append(attrs, extra_attrs)));
} else if items_allowed && self.eat_keyword(&~"impl") {
}
if items_allowed && !foreign_items_allowed &&
self.eat_keyword(&~"impl") {
// IMPL ITEM
let (ident, item_, extra_attrs) =
self.parse_item_impl(visibility);
return iovi_item(self.mk_item(lo, self.last_span.hi, ident, item_,
visibility,
maybe_append(attrs, extra_attrs)));
} else if items_allowed && self.eat_keyword(&~"struct") {
}
if items_allowed && !foreign_items_allowed &&
self.eat_keyword(&~"struct") {
// STRUCT ITEM
let (ident, item_, extra_attrs) = self.parse_item_struct();
return iovi_item(self.mk_item(lo, self.last_span.hi, ident, item_,
visibility,
maybe_append(attrs, extra_attrs)));
} else if self.eat_keyword(&~"use") {
}
if !foreign_items_allowed && self.eat_keyword(&~"use") {
// USE ITEM
let view_item = self.parse_use();
self.expect(&token::SEMI);
@ -4027,7 +4064,8 @@ fn parse_item_or_view_item(
vis: visibility,
span: mk_sp(lo, self.last_span.hi)
});
} else if macros_allowed && !self.is_any_keyword(&copy *self.token)
}
if macros_allowed && !self.is_any_keyword(&copy *self.token)
&& self.look_ahead(1) == token::NOT
&& (is_plain_ident(&self.look_ahead(2))
|| self.look_ahead(2) == token::LPAREN
@ -4070,16 +4108,16 @@ fn parse_item_or_view_item(
let item_ = item_mac(m);
return iovi_item(self.mk_item(lo, self.last_span.hi, id, item_,
visibility, attrs));
} else {
// FAILURE TO PARSE ITEM
if visibility != inherited {
let mut s = ~"unmatched visibility `";
s += if visibility == public { ~"pub" } else { ~"priv" };
s += ~"`";
self.span_fatal(*self.last_span, s);
}
return iovi_none;
};
}
// FAILURE TO PARSE ITEM
if visibility != inherited {
let mut s = ~"unmatched visibility `";
s += if visibility == public { ~"pub" } else { ~"priv" };
s += ~"`";
self.span_fatal(*self.last_span, s);
}
return iovi_none;
}
fn parse_item(&self, +attrs: ~[attribute]) -> Option<@ast::item> {
@ -4246,17 +4284,17 @@ fn parse_items_and_view_items(&self, +first_item_attrs: ~[attribute],
let items_allowed = match mode {
VIEW_ITEMS_AND_ITEMS_ALLOWED | IMPORTS_AND_ITEMS_ALLOWED => true,
VIEW_ITEMS_AND_FOREIGN_ITEMS_ALLOWED => false
FOREIGN_ITEMS_ALLOWED => false
};
let restricted_to_imports = match mode {
IMPORTS_AND_ITEMS_ALLOWED => true,
VIEW_ITEMS_AND_ITEMS_ALLOWED |
VIEW_ITEMS_AND_FOREIGN_ITEMS_ALLOWED => false
FOREIGN_ITEMS_ALLOWED => false
};
let foreign_items_allowed = match mode {
VIEW_ITEMS_AND_FOREIGN_ITEMS_ALLOWED => true,
FOREIGN_ITEMS_ALLOWED => true,
VIEW_ITEMS_AND_ITEMS_ALLOWED | IMPORTS_AND_ITEMS_ALLOWED => false
};

6
src/libsyntax/print/pprust.rs
View file

@ -424,7 +424,7 @@ pub fn print_type_ex(s: @ps, &&ty: @ast::Ty, print_colons: bool) {
ast::m_imm => ()
}
print_type(s, mt.ty);
word(s.s, ~" * ");
word(s.s, ~", ..");
print_expr(s, v);
word(s.s, ~"]");
}
@ -452,7 +452,7 @@ pub fn print_foreign_item(s: @ps, item: @ast::foreign_item) {
end(s); // end the outer fn box
}
ast::foreign_item_const(t) => {
head(s, ~"const");
head(s, ~"static");
print_ident(s, item.ident);
word_space(s, ~":");
print_type(s, t);
@ -471,7 +471,7 @@ pub fn print_item(s: @ps, &&item: @ast::item) {
(s.ann.pre)(ann_node);
match /*bad*/ copy item.node {
ast::item_const(ty, expr) => {
head(s, visibility_qualified(item.vis, ~"const"));
head(s, visibility_qualified(item.vis, ~"static"));
print_ident(s, item.ident);
word_space(s, ~":");
print_type(s, ty);

11
src/test/compile-fail/static-method-privacy.rs Normal file
View file

@ -0,0 +1,11 @@
mod a {
pub struct S;
impl S {
static fn new() -> S { S }
}
}
fn main() {
let _ = a::S::new(); //~ ERROR function `new` is private
}

2
src/test/pretty/blank-lines.rs
View file

@ -9,7 +9,7 @@
// except according to those terms.
// pp-exact
fn f() -> [int * 3] {
fn f() -> [int, ..3] {
let picard = 0;
let data = 1;

7
src/test/run-pass/conditional-compile.rs
View file

@ -121,13 +121,6 @@ pub mod rustrt {
mod test_use_statements {
#[cfg(bogus)]
use flippity_foo;
pub mod rustrt {
pub extern {
#[cfg(bogus)]
use flippity_foo;
}
}
}
mod test_methods {

25
src/test/run-pass/import-from-foreign.rs
View file

@ -1,25 +0,0 @@
// xfail-fast
// Copyright 2012 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.
mod spam {
pub fn ham() { }
pub fn eggs() { }
}
mod rustrt {
#[abi = "cdecl"]
pub extern {
pub use spam::{ham, eggs};
}
}
pub fn main() { rustrt::ham(); rustrt::eggs(); }

8
src/test/run-pass/new-style-constants.rs Normal file
View file

@ -0,0 +1,8 @@
use core::io::println;
static FOO: int = 3;
fn main() {
println(fmt!("%d", FOO));
}

10
src/test/run-pass/new-style-fixed-length-vec.rs Normal file
View file

@ -0,0 +1,10 @@
use core::io::println;
static FOO: [int, ..3] = [1, 2, 3];
fn main() {
println(fmt!("%d %d %d", FOO[0], FOO[1], FOO[2]));
}