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Use deref coercions

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This commit is contained in:
Seo Sanghyeon 2015-11-10 20:16:28 +09:00
parent 5b4986fa57
commit 791003ad3c
7 changed files with 20 additions and 20 deletions
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10
src/libsyntax/config.rs
View file

@ -86,7 +86,7 @@ fn filter_foreign_item<F>(cx: &mut Context<F>,
-> Option<P<ast::ForeignItem>> where
F: FnMut(&[ast::Attribute]) -> bool
{
if foreign_item_in_cfg(cx, &*item) {
if foreign_item_in_cfg(cx, &item) {
Some(item)
} else {
None
@ -109,7 +109,7 @@ fn fold_foreign_mod<F>(cx: &mut Context<F>,
fn fold_item<F>(cx: &mut Context<F>, item: P<ast::Item>) -> SmallVector<P<ast::Item>> where
F: FnMut(&[ast::Attribute]) -> bool
{
if item_in_cfg(cx, &*item) {
if item_in_cfg(cx, &item) {
SmallVector::one(item.map(|i| cx.fold_item_simple(i)))
} else {
SmallVector::zero()
@ -189,7 +189,7 @@ fn retain_stmt<F>(cx: &mut Context<F>, stmt: &ast::Stmt) -> bool where
ast::StmtDecl(ref decl, _) => {
match decl.node {
ast::DeclItem(ref item) => {
item_in_cfg(cx, &**item)
item_in_cfg(cx, item)
}
_ => true
}
@ -203,7 +203,7 @@ fn fold_block<F>(cx: &mut Context<F>, b: P<ast::Block>) -> P<ast::Block> where
{
b.map(|ast::Block {id, stmts, expr, rules, span}| {
let resulting_stmts: Vec<P<ast::Stmt>> =
stmts.into_iter().filter(|a| retain_stmt(cx, &**a)).collect();
stmts.into_iter().filter(|a| retain_stmt(cx, a)).collect();
let resulting_stmts = resulting_stmts.into_iter()
.flat_map(|stmt| cx.fold_stmt(stmt).into_iter())
.collect();
@ -263,7 +263,7 @@ fn in_cfg(diagnostic: &SpanHandler, cfg: &[P<ast::MetaItem>], attrs: &[ast::Attr
return true;
}
attr::cfg_matches(diagnostic, cfg, &*mis[0],
attr::cfg_matches(diagnostic, cfg, &mis[0],
feature_gated_cfgs)
})
}

2
src/libsyntax/ext/cfg.rs
View file

@ -33,7 +33,7 @@ pub fn expand_cfg<'cx>(cx: &mut ExtCtxt,
return DummyResult::expr(sp);
}
let matches_cfg = attr::cfg_matches(&cx.parse_sess.span_diagnostic, &cx.cfg, &*cfg,
let matches_cfg = attr::cfg_matches(&cx.parse_sess.span_diagnostic, &cx.cfg, &cfg,
cx.feature_gated_cfgs);
MacEager::expr(cx.expr_bool(sp, matches_cfg))
}

12
src/libsyntax/ext/expand.rs
View file

@ -547,7 +547,7 @@ fn expand_non_macro_stmt(Spanned {node, span: stmt_span}: Stmt, fld: &mut MacroE
// names, as well... but that should be okay, as long as
// the new names are gensyms for the old ones.
// generate fresh names, push them to a new pending list
let idents = pattern_bindings(&*expanded_pat);
let idents = pattern_bindings(&expanded_pat);
let mut new_pending_renames =
idents.iter().map(|ident| (*ident, fresh_name(*ident))).collect();
// rewrite the pattern using the new names (the old
@ -634,7 +634,7 @@ fn rename_in_scope<X, F>(pats: Vec<P<ast::Pat>>,
{
// all of the pats must have the same set of bindings, so use the
// first one to extract them and generate new names:
let idents = pattern_bindings(&*pats[0]);
let idents = pattern_bindings(&pats[0]);
let new_renames = idents.into_iter().map(|id| (id, fresh_name(id))).collect();
// apply the renaming, but only to the PatIdents:
let mut rename_pats_fld = PatIdentRenamer{renames:&new_renames};
@ -659,7 +659,7 @@ impl<'v> Visitor<'v> for PatIdentFinder {
self.ident_accumulator.push(path1.node);
// visit optional subpattern of PatIdent:
if let Some(ref subpat) = *inner {
self.visit_pat(&**subpat)
self.visit_pat(subpat)
}
}
// use the default traversal for non-PatIdents
@ -679,7 +679,7 @@ fn pattern_bindings(pat: &ast::Pat) -> Vec<ast::Ident> {
fn fn_decl_arg_bindings(fn_decl: &ast::FnDecl) -> Vec<ast::Ident> {
let mut pat_idents = PatIdentFinder{ident_accumulator:Vec::new()};
for arg in &fn_decl.inputs {
pat_idents.visit_pat(&*arg.pat);
pat_idents.visit_pat(&arg.pat);
}
pat_idents.ident_accumulator
}
@ -1078,7 +1078,7 @@ fn expand_and_rename_fn_decl_and_block(fn_decl: P<ast::FnDecl>, block: P<ast::Bl
fld: &mut MacroExpander)
-> (P<ast::FnDecl>, P<ast::Block>) {
let expanded_decl = fld.fold_fn_decl(fn_decl);
let idents = fn_decl_arg_bindings(&*expanded_decl);
let idents = fn_decl_arg_bindings(&expanded_decl);
let renames =
idents.iter().map(|id| (*id,fresh_name(*id))).collect();
// first, a renamer for the PatIdents, for the fn_decl:
@ -1807,7 +1807,7 @@ foo_module!();
fn pat_idents(){
let pat = string_to_pat(
"(a,Foo{x:c @ (b,9),y:Bar(4,d)})".to_string());
let idents = pattern_bindings(&*pat);
let idents = pattern_bindings(&pat);
assert_eq!(idents, strs_to_idents(vec!("a","c","b","d")));
}

2
src/libsyntax/ext/tt/macro_rules.rs
View file

@ -289,7 +289,7 @@ pub fn compile<'cx>(cx: &'cx mut ExtCtxt,
};
for lhs in &lhses {
check_lhs_nt_follows(cx, &**lhs, def.span);
check_lhs_nt_follows(cx, lhs, def.span);
}
let rhses = match **argument_map.get(&rhs_nm.name).unwrap() {

2
src/libsyntax/fold.rs
View file

@ -673,7 +673,7 @@ pub fn noop_fold_interpolated<T: Folder>(nt: token::Nonterminal, fld: &mut T)
token::NtIdent(Box::new(fld.fold_ident(*id)), is_mod_name),
token::NtMeta(meta_item) => token::NtMeta(fld.fold_meta_item(meta_item)),
token::NtPath(path) => token::NtPath(Box::new(fld.fold_path(*path))),
token::NtTT(tt) => token::NtTT(P(fld.fold_tt(&*tt))),
token::NtTT(tt) => token::NtTT(P(fld.fold_tt(&tt))),
token::NtArm(arm) => token::NtArm(fld.fold_arm(arm)),
token::NtImplItem(arm) =>
token::NtImplItem(fld.fold_impl_item(arm)

2
src/libsyntax/parse/classify.rs
View file

@ -53,7 +53,7 @@ pub fn stmt_ends_with_semi(stmt: &ast::Stmt_) -> bool {
ast::DeclItem(_) => false
}
}
ast::StmtExpr(ref e, _) => { expr_requires_semi_to_be_stmt(&**e) }
ast::StmtExpr(ref e, _) => { expr_requires_semi_to_be_stmt(e) }
ast::StmtSemi(..) => { false }
ast::StmtMac(..) => { false }
}

10
src/libsyntax/parse/mod.rs
View file

@ -446,10 +446,10 @@ fn filtered_float_lit(data: token::InternedString, suffix: Option<&str>,
Some(suf) => {
if suf.len() >= 2 && looks_like_width_suffix(&['f'], suf) {
// if it looks like a width, lets try to be helpful.
sd.span_err(sp, &*format!("invalid width `{}` for float literal", &suf[1..]));
sd.span_err(sp, &format!("invalid width `{}` for float literal", &suf[1..]));
sd.fileline_help(sp, "valid widths are 32 and 64");
} else {
sd.span_err(sp, &*format!("invalid suffix `{}` for float literal", suf));
sd.span_err(sp, &format!("invalid suffix `{}` for float literal", suf));
sd.fileline_help(sp, "valid suffixes are `f32` and `f64`");
}
@ -619,11 +619,11 @@ pub fn integer_lit(s: &str,
// i<digits> and u<digits> look like widths, so lets
// give an error message along those lines
if looks_like_width_suffix(&['i', 'u'], suf) {
sd.span_err(sp, &*format!("invalid width `{}` for integer literal",
&suf[1..]));
sd.span_err(sp, &format!("invalid width `{}` for integer literal",
&suf[1..]));
sd.fileline_help(sp, "valid widths are 8, 16, 32 and 64");
} else {
sd.span_err(sp, &*format!("invalid suffix `{}` for numeric literal", suf));
sd.span_err(sp, &format!("invalid suffix `{}` for numeric literal", suf));
sd.fileline_help(sp, "the suffix must be one of the integral types \
(`u32`, `isize`, etc)");
}