diff --git a/src/librustc/lint/context.rs b/src/librustc/lint/context.rs index f8a06bab3dd33..67be93cc2bdc6 100644 --- a/src/librustc/lint/context.rs +++ b/src/librustc/lint/context.rs @@ -37,12 +37,14 @@ use std::cell::RefCell; use std::cmp; use std::mem; use syntax::ast_util::IdVisitingOperation; -use syntax::attr::AttrMetaMethods; -use syntax::attr; +use rustc_front::attr::{self, AttrMetaMethods}; +use rustc_front::util; use syntax::codemap::Span; -use syntax::visit::{Visitor, FnKind}; use syntax::parse::token::InternedString; -use syntax::{ast, ast_util, visit}; +use syntax::ast; +use rustc_front::hir; +use rustc_front::visit::{self, Visitor, FnKind}; +use syntax::visit::Visitor as SyntaxVisitor; use syntax::diagnostic; /// Information about the registered lints. @@ -252,7 +254,7 @@ pub struct Context<'a, 'tcx: 'a> { pub tcx: &'a ty::ctxt<'tcx>, /// The crate being checked. - pub krate: &'a ast::Crate, + pub krate: &'a hir::Crate, /// Items exported from the crate being checked. pub exported_items: &'a ExportedItems, @@ -284,7 +286,7 @@ macro_rules! run_lints { ($cx:expr, $f:ident, $($args:expr),*) => ({ /// Parse the lint attributes into a vector, with `Err`s for malformed lint /// attributes. Writing this as an iterator is an enormous mess. // See also the hir version just below. -pub fn gather_attrs(attrs: &[ast::Attribute]) +pub fn gather_attrs(attrs: &[hir::Attribute]) -> Vec> { let mut out = vec!(); for attr in attrs { @@ -297,7 +299,7 @@ pub fn gather_attrs(attrs: &[ast::Attribute]) let meta = &attr.node.value; let metas = match meta.node { - ast::MetaList(_, ref metas) => metas, + hir::MetaList(_, ref metas) => metas, _ => { out.push(Err(meta.span)); continue; @@ -306,7 +308,7 @@ pub fn gather_attrs(attrs: &[ast::Attribute]) for meta in metas { out.push(match meta.node { - ast::MetaWord(ref lint_name) => Ok((lint_name.clone(), level, meta.span)), + hir::MetaWord(ref lint_name) => Ok((lint_name.clone(), level, meta.span)), _ => Err(meta.span), }); } @@ -398,7 +400,7 @@ pub fn raw_emit_lint(sess: &Session, lint: &'static Lint, impl<'a, 'tcx> Context<'a, 'tcx> { fn new(tcx: &'a ty::ctxt<'tcx>, - krate: &'a ast::Crate, + krate: &'a hir::Crate, exported_items: &'a ExportedItems) -> Context<'a, 'tcx> { // We want to own the lint store, so move it out of the session. let lint_store = mem::replace(&mut *tcx.sess.lint_store.borrow_mut(), @@ -452,7 +454,7 @@ impl<'a, 'tcx> Context<'a, 'tcx> { /// current lint context, call the provided function, then reset the /// lints in effect to their previous state. fn with_lint_attrs(&mut self, - attrs: &[ast::Attribute], + attrs: &[hir::Attribute], f: F) where F: FnOnce(&mut Context), { @@ -519,9 +521,9 @@ impl<'a, 'tcx> Context<'a, 'tcx> { } fn visit_ids(&mut self, f: F) where - F: FnOnce(&mut ast_util::IdVisitor) + F: FnOnce(&mut util::IdVisitor) { - let mut v = ast_util::IdVisitor { + let mut v = util::IdVisitor { operation: self, pass_through_items: false, visited_outermost: false, @@ -531,7 +533,7 @@ impl<'a, 'tcx> Context<'a, 'tcx> { } impl<'a, 'tcx, 'v> Visitor<'v> for Context<'a, 'tcx> { - fn visit_item(&mut self, it: &ast::Item) { + fn visit_item(&mut self, it: &hir::Item) { self.with_lint_attrs(&it.attrs, |cx| { run_lints!(cx, check_item, it); cx.visit_ids(|v| v.visit_item(it)); @@ -539,52 +541,52 @@ impl<'a, 'tcx, 'v> Visitor<'v> for Context<'a, 'tcx> { }) } - fn visit_foreign_item(&mut self, it: &ast::ForeignItem) { + fn visit_foreign_item(&mut self, it: &hir::ForeignItem) { self.with_lint_attrs(&it.attrs, |cx| { run_lints!(cx, check_foreign_item, it); visit::walk_foreign_item(cx, it); }) } - fn visit_pat(&mut self, p: &ast::Pat) { + fn visit_pat(&mut self, p: &hir::Pat) { run_lints!(self, check_pat, p); visit::walk_pat(self, p); } - fn visit_expr(&mut self, e: &ast::Expr) { + fn visit_expr(&mut self, e: &hir::Expr) { run_lints!(self, check_expr, e); visit::walk_expr(self, e); } - fn visit_stmt(&mut self, s: &ast::Stmt) { + fn visit_stmt(&mut self, s: &hir::Stmt) { run_lints!(self, check_stmt, s); visit::walk_stmt(self, s); } - fn visit_fn(&mut self, fk: FnKind<'v>, decl: &'v ast::FnDecl, - body: &'v ast::Block, span: Span, id: ast::NodeId) { + fn visit_fn(&mut self, fk: FnKind<'v>, decl: &'v hir::FnDecl, + body: &'v hir::Block, span: Span, id: ast::NodeId) { run_lints!(self, check_fn, fk, decl, body, span, id); visit::walk_fn(self, fk, decl, body, span); } fn visit_struct_def(&mut self, - s: &ast::StructDef, + s: &hir::StructDef, ident: ast::Ident, - g: &ast::Generics, + g: &hir::Generics, id: ast::NodeId) { run_lints!(self, check_struct_def, s, ident, g, id); visit::walk_struct_def(self, s); run_lints!(self, check_struct_def_post, s, ident, g, id); } - fn visit_struct_field(&mut self, s: &ast::StructField) { + fn visit_struct_field(&mut self, s: &hir::StructField) { self.with_lint_attrs(&s.node.attrs, |cx| { run_lints!(cx, check_struct_field, s); visit::walk_struct_field(cx, s); }) } - fn visit_variant(&mut self, v: &ast::Variant, g: &ast::Generics) { + fn visit_variant(&mut self, v: &hir::Variant, g: &hir::Generics) { self.with_lint_attrs(&v.node.attrs, |cx| { run_lints!(cx, check_variant, v, g); visit::walk_variant(cx, v, g); @@ -592,7 +594,7 @@ impl<'a, 'tcx, 'v> Visitor<'v> for Context<'a, 'tcx> { }) } - fn visit_ty(&mut self, t: &ast::Ty) { + fn visit_ty(&mut self, t: &hir::Ty) { run_lints!(self, check_ty, t); visit::walk_ty(self, t); } @@ -601,41 +603,41 @@ impl<'a, 'tcx, 'v> Visitor<'v> for Context<'a, 'tcx> { run_lints!(self, check_ident, sp, id); } - fn visit_mod(&mut self, m: &ast::Mod, s: Span, n: ast::NodeId) { + fn visit_mod(&mut self, m: &hir::Mod, s: Span, n: ast::NodeId) { run_lints!(self, check_mod, m, s, n); visit::walk_mod(self, m); } - fn visit_local(&mut self, l: &ast::Local) { + fn visit_local(&mut self, l: &hir::Local) { run_lints!(self, check_local, l); visit::walk_local(self, l); } - fn visit_block(&mut self, b: &ast::Block) { + fn visit_block(&mut self, b: &hir::Block) { run_lints!(self, check_block, b); visit::walk_block(self, b); } - fn visit_arm(&mut self, a: &ast::Arm) { + fn visit_arm(&mut self, a: &hir::Arm) { run_lints!(self, check_arm, a); visit::walk_arm(self, a); } - fn visit_decl(&mut self, d: &ast::Decl) { + fn visit_decl(&mut self, d: &hir::Decl) { run_lints!(self, check_decl, d); visit::walk_decl(self, d); } - fn visit_expr_post(&mut self, e: &ast::Expr) { + fn visit_expr_post(&mut self, e: &hir::Expr) { run_lints!(self, check_expr_post, e); } - fn visit_generics(&mut self, g: &ast::Generics) { + fn visit_generics(&mut self, g: &hir::Generics) { run_lints!(self, check_generics, g); visit::walk_generics(self, g); } - fn visit_trait_item(&mut self, trait_item: &ast::TraitItem) { + fn visit_trait_item(&mut self, trait_item: &hir::TraitItem) { self.with_lint_attrs(&trait_item.attrs, |cx| { run_lints!(cx, check_trait_item, trait_item); cx.visit_ids(|v| v.visit_trait_item(trait_item)); @@ -643,7 +645,7 @@ impl<'a, 'tcx, 'v> Visitor<'v> for Context<'a, 'tcx> { }); } - fn visit_impl_item(&mut self, impl_item: &ast::ImplItem) { + fn visit_impl_item(&mut self, impl_item: &hir::ImplItem) { self.with_lint_attrs(&impl_item.attrs, |cx| { run_lints!(cx, check_impl_item, impl_item); cx.visit_ids(|v| v.visit_impl_item(impl_item)); @@ -651,34 +653,29 @@ impl<'a, 'tcx, 'v> Visitor<'v> for Context<'a, 'tcx> { }); } - fn visit_opt_lifetime_ref(&mut self, sp: Span, lt: &Option) { + fn visit_opt_lifetime_ref(&mut self, sp: Span, lt: &Option) { run_lints!(self, check_opt_lifetime_ref, sp, lt); } - fn visit_lifetime_ref(&mut self, lt: &ast::Lifetime) { + fn visit_lifetime_ref(&mut self, lt: &hir::Lifetime) { run_lints!(self, check_lifetime_ref, lt); } - fn visit_lifetime_def(&mut self, lt: &ast::LifetimeDef) { + fn visit_lifetime_def(&mut self, lt: &hir::LifetimeDef) { run_lints!(self, check_lifetime_def, lt); } - fn visit_explicit_self(&mut self, es: &ast::ExplicitSelf) { + fn visit_explicit_self(&mut self, es: &hir::ExplicitSelf) { run_lints!(self, check_explicit_self, es); visit::walk_explicit_self(self, es); } - fn visit_mac(&mut self, mac: &ast::Mac) { - run_lints!(self, check_mac, mac); - visit::walk_mac(self, mac); - } - - fn visit_path(&mut self, p: &ast::Path, id: ast::NodeId) { + fn visit_path(&mut self, p: &hir::Path, id: ast::NodeId) { run_lints!(self, check_path, p, id); visit::walk_path(self, p); } - fn visit_attribute(&mut self, attr: &ast::Attribute) { + fn visit_attribute(&mut self, attr: &hir::Attribute) { run_lints!(self, check_attribute, attr); } } @@ -709,9 +706,9 @@ impl LintPass for GatherNodeLevels { lint_array!() } - fn check_item(&mut self, cx: &Context, it: &ast::Item) { + fn check_item(&mut self, cx: &Context, it: &hir::Item) { match it.node { - ast::ItemEnum(..) => { + hir::ItemEnum(..) => { let lint_id = LintId::of(builtin::VARIANT_SIZE_DIFFERENCES); let lvlsrc = cx.lints.get_level_source(lint_id); match lvlsrc { @@ -731,7 +728,7 @@ impl LintPass for GatherNodeLevels { /// /// Consumes the `lint_store` field of the `Session`. pub fn check_crate(tcx: &ty::ctxt, - krate: &ast::Crate, + krate: &hir::Crate, exported_items: &ExportedItems) { let mut cx = Context::new(tcx, krate, exported_items); diff --git a/src/librustc/lint/mod.rs b/src/librustc/lint/mod.rs index 54b7aa81af3a6..2b3a6c6e287f9 100644 --- a/src/librustc/lint/mod.rs +++ b/src/librustc/lint/mod.rs @@ -34,8 +34,9 @@ pub use self::LintSource::*; use std::hash; use std::ascii::AsciiExt; use syntax::codemap::Span; -use syntax::visit::FnKind; +use rustc_front::visit::FnKind; use syntax::ast; +use rustc_front::hir; pub use lint::context::{Context, LintStore, raw_emit_lint, check_crate, gather_attrs, gather_attrs_from_hir, GatherNodeLevels}; @@ -125,46 +126,46 @@ pub trait LintPass { /// `Lint`, make it a private `static` item in its own module. fn get_lints(&self) -> LintArray; - fn check_crate(&mut self, _: &Context, _: &ast::Crate) { } + fn check_crate(&mut self, _: &Context, _: &hir::Crate) { } fn check_ident(&mut self, _: &Context, _: Span, _: ast::Ident) { } - fn check_mod(&mut self, _: &Context, _: &ast::Mod, _: Span, _: ast::NodeId) { } - fn check_foreign_item(&mut self, _: &Context, _: &ast::ForeignItem) { } - fn check_item(&mut self, _: &Context, _: &ast::Item) { } - fn check_local(&mut self, _: &Context, _: &ast::Local) { } - fn check_block(&mut self, _: &Context, _: &ast::Block) { } - fn check_stmt(&mut self, _: &Context, _: &ast::Stmt) { } - fn check_arm(&mut self, _: &Context, _: &ast::Arm) { } - fn check_pat(&mut self, _: &Context, _: &ast::Pat) { } - fn check_decl(&mut self, _: &Context, _: &ast::Decl) { } - fn check_expr(&mut self, _: &Context, _: &ast::Expr) { } - fn check_expr_post(&mut self, _: &Context, _: &ast::Expr) { } - fn check_ty(&mut self, _: &Context, _: &ast::Ty) { } - fn check_generics(&mut self, _: &Context, _: &ast::Generics) { } + fn check_mod(&mut self, _: &Context, _: &hir::Mod, _: Span, _: ast::NodeId) { } + fn check_foreign_item(&mut self, _: &Context, _: &hir::ForeignItem) { } + fn check_item(&mut self, _: &Context, _: &hir::Item) { } + fn check_local(&mut self, _: &Context, _: &hir::Local) { } + fn check_block(&mut self, _: &Context, _: &hir::Block) { } + fn check_stmt(&mut self, _: &Context, _: &hir::Stmt) { } + fn check_arm(&mut self, _: &Context, _: &hir::Arm) { } + fn check_pat(&mut self, _: &Context, _: &hir::Pat) { } + fn check_decl(&mut self, _: &Context, _: &hir::Decl) { } + fn check_expr(&mut self, _: &Context, _: &hir::Expr) { } + fn check_expr_post(&mut self, _: &Context, _: &hir::Expr) { } + fn check_ty(&mut self, _: &Context, _: &hir::Ty) { } + fn check_generics(&mut self, _: &Context, _: &hir::Generics) { } fn check_fn(&mut self, _: &Context, - _: FnKind, _: &ast::FnDecl, _: &ast::Block, _: Span, _: ast::NodeId) { } - fn check_trait_item(&mut self, _: &Context, _: &ast::TraitItem) { } - fn check_impl_item(&mut self, _: &Context, _: &ast::ImplItem) { } + _: FnKind, _: &hir::FnDecl, _: &hir::Block, _: Span, _: ast::NodeId) { } + fn check_trait_item(&mut self, _: &Context, _: &hir::TraitItem) { } + fn check_impl_item(&mut self, _: &Context, _: &hir::ImplItem) { } fn check_struct_def(&mut self, _: &Context, - _: &ast::StructDef, _: ast::Ident, _: &ast::Generics, _: ast::NodeId) { } + _: &hir::StructDef, _: ast::Ident, _: &hir::Generics, _: ast::NodeId) { } fn check_struct_def_post(&mut self, _: &Context, - _: &ast::StructDef, _: ast::Ident, _: &ast::Generics, _: ast::NodeId) { } - fn check_struct_field(&mut self, _: &Context, _: &ast::StructField) { } - fn check_variant(&mut self, _: &Context, _: &ast::Variant, _: &ast::Generics) { } - fn check_variant_post(&mut self, _: &Context, _: &ast::Variant, _: &ast::Generics) { } - fn check_opt_lifetime_ref(&mut self, _: &Context, _: Span, _: &Option) { } - fn check_lifetime_ref(&mut self, _: &Context, _: &ast::Lifetime) { } - fn check_lifetime_def(&mut self, _: &Context, _: &ast::LifetimeDef) { } - fn check_explicit_self(&mut self, _: &Context, _: &ast::ExplicitSelf) { } + _: &hir::StructDef, _: ast::Ident, _: &hir::Generics, _: ast::NodeId) { } + fn check_struct_field(&mut self, _: &Context, _: &hir::StructField) { } + fn check_variant(&mut self, _: &Context, _: &hir::Variant, _: &hir::Generics) { } + fn check_variant_post(&mut self, _: &Context, _: &hir::Variant, _: &hir::Generics) { } + fn check_opt_lifetime_ref(&mut self, _: &Context, _: Span, _: &Option) { } + fn check_lifetime_ref(&mut self, _: &Context, _: &hir::Lifetime) { } + fn check_lifetime_def(&mut self, _: &Context, _: &hir::LifetimeDef) { } + fn check_explicit_self(&mut self, _: &Context, _: &hir::ExplicitSelf) { } fn check_mac(&mut self, _: &Context, _: &ast::Mac) { } - fn check_path(&mut self, _: &Context, _: &ast::Path, _: ast::NodeId) { } - fn check_attribute(&mut self, _: &Context, _: &ast::Attribute) { } + fn check_path(&mut self, _: &Context, _: &hir::Path, _: ast::NodeId) { } + fn check_attribute(&mut self, _: &Context, _: &hir::Attribute) { } /// Called when entering a syntax node that can have lint attributes such /// as `#[allow(...)]`. Called with *all* the attributes of that node. - fn enter_lint_attrs(&mut self, _: &Context, _: &[ast::Attribute]) { } + fn enter_lint_attrs(&mut self, _: &Context, _: &[hir::Attribute]) { } /// Counterpart to `enter_lint_attrs`. - fn exit_lint_attrs(&mut self, _: &Context, _: &[ast::Attribute]) { } + fn exit_lint_attrs(&mut self, _: &Context, _: &[hir::Attribute]) { } } /// A lint pass boxed up as a trait object. diff --git a/src/librustc_driver/driver.rs b/src/librustc_driver/driver.rs index d12a189e6b164..dad20e0a24fb2 100644 --- a/src/librustc_driver/driver.rs +++ b/src/librustc_driver/driver.rs @@ -761,7 +761,7 @@ pub fn phase_3_run_analysis_passes<'tcx, F, R>(sess: Session, &tcx.sess, lib_features_used)); time(time_passes, "lint checking", || - lint::check_crate(tcx, ast_crate, &exported_items)); + lint::check_crate(tcx, &lower_crate(ast_crate), &exported_items)); // The above three passes generate errors w/o aborting tcx.sess.abort_if_errors(); diff --git a/src/librustc_lint/builtin.rs b/src/librustc_lint/builtin.rs index 40f7fbbdef702..c8ffe07660611 100644 --- a/src/librustc_lint/builtin.rs +++ b/src/librustc_lint/builtin.rs @@ -45,21 +45,19 @@ use std::{cmp, slice}; use std::{i8, i16, i32, i64, u8, u16, u32, u64, f32, f64}; use syntax::{abi, ast}; -use syntax::ast_util::is_shift_binop; -use syntax::attr::{self, AttrMetaMethods}; +use syntax::attr as syntax_attr; use syntax::codemap::{self, Span}; use syntax::feature_gate::{KNOWN_ATTRIBUTES, AttributeType}; -use syntax::ast::{TyIs, TyUs, TyI8, TyU8, TyI16, TyU16, TyI32, TyU32, TyI64, TyU64}; +use rustc_front::hir::{TyIs, TyUs, TyI8, TyU8, TyI16, TyU16, TyI32, TyU32, TyI64, TyU64}; use syntax::ptr::P; -use syntax::visit::{self, FnKind, Visitor}; -use rustc_front::lowering::{lower_expr, lower_block, lower_item, lower_path, lower_pat, - lower_trait_ref}; use rustc_front::hir; -use rustc_front::attr as front_attr; -use rustc_front::attr::AttrMetaMethods as FrontAttrMetaMethods; -use rustc_front::visit::Visitor as HirVisitor; -use rustc_front::visit as hir_visit; + +use rustc_front::attr::{self, AttrMetaMethods}; +use rustc_front::visit::{self, FnKind, Visitor}; +use rustc_front::lowering::unlower_attribute; + +use rustc_front::util::is_shift_binop; // hardwired lints from librustc pub use lint::builtin::*; @@ -78,10 +76,10 @@ impl LintPass for WhileTrue { lint_array!(WHILE_TRUE) } - fn check_expr(&mut self, cx: &Context, e: &ast::Expr) { - if let ast::ExprWhile(ref cond, _, _) = e.node { - if let ast::ExprLit(ref lit) = cond.node { - if let ast::LitBool(true) = lit.node { + fn check_expr(&mut self, cx: &Context, e: &hir::Expr) { + if let hir::ExprWhile(ref cond, _, _) = e.node { + if let hir::ExprLit(ref lit) = cond.node { + if let hir::LitBool(true) = lit.node { cx.span_lint(WHILE_TRUE, e.span, "denote infinite loops with loop { ... }"); } @@ -127,16 +125,16 @@ impl LintPass for TypeLimits { lint_array!(UNUSED_COMPARISONS, OVERFLOWING_LITERALS, EXCEEDING_BITSHIFTS) } - fn check_expr(&mut self, cx: &Context, e: &ast::Expr) { + fn check_expr(&mut self, cx: &Context, e: &hir::Expr) { match e.node { - ast::ExprUnary(ast::UnNeg, ref expr) => { + hir::ExprUnary(hir::UnNeg, ref expr) => { match expr.node { - ast::ExprLit(ref lit) => { + hir::ExprLit(ref lit) => { match lit.node { - ast::LitInt(_, ast::UnsignedIntLit(_)) => { + hir::LitInt(_, hir::UnsignedIntLit(_)) => { check_unsigned_negation_feature(cx, e.span); }, - ast::LitInt(_, ast::UnsuffixedIntLit(_)) => { + hir::LitInt(_, hir::UnsuffixedIntLit(_)) => { if let ty::TyUint(_) = cx.tcx.node_id_to_type(e.id).sty { check_unsigned_negation_feature(cx, e.span); } @@ -159,10 +157,10 @@ impl LintPass for TypeLimits { self.negated_expr_id = expr.id; } }, - ast::ExprParen(ref expr) if self.negated_expr_id == e.id => { + hir::ExprParen(ref expr) if self.negated_expr_id == e.id => { self.negated_expr_id = expr.id; }, - ast::ExprBinary(binop, ref l, ref r) => { + hir::ExprBinary(binop, ref l, ref r) => { if is_comparison(binop) && !check_limits(cx.tcx, binop, &**l, &**r) { cx.span_lint(UNUSED_COMPARISONS, e.span, "comparison is useless due to type limits"); @@ -176,11 +174,10 @@ impl LintPass for TypeLimits { }; if let Some(bits) = opt_ty_bits { - let exceeding = if let ast::ExprLit(ref lit) = r.node { - if let ast::LitInt(shift, _) = lit.node { shift >= bits } + let exceeding = if let hir::ExprLit(ref lit) = r.node { + if let hir::LitInt(shift, _) = lit.node { shift >= bits } else { false } } else { - let r = lower_expr(r); match eval_const_expr_partial(cx.tcx, &r, ExprTypeChecked) { Ok(ConstVal::Int(shift)) => { shift as u64 >= bits }, Ok(ConstVal::Uint(shift)) => { shift >= bits }, @@ -194,12 +191,12 @@ impl LintPass for TypeLimits { }; } }, - ast::ExprLit(ref lit) => { + hir::ExprLit(ref lit) => { match cx.tcx.node_id_to_type(e.id).sty { ty::TyInt(t) => { match lit.node { - ast::LitInt(v, ast::SignedIntLit(_, ast::Plus)) | - ast::LitInt(v, ast::UnsuffixedIntLit(ast::Plus)) => { + hir::LitInt(v, hir::SignedIntLit(_, hir::Plus)) | + hir::LitInt(v, hir::UnsuffixedIntLit(hir::Plus)) => { let int_type = if let hir::TyIs = t { cx.sess().target.int_type } else { @@ -228,8 +225,8 @@ impl LintPass for TypeLimits { }; let (min, max) = uint_ty_range(uint_type); let lit_val: u64 = match lit.node { - ast::LitByte(_v) => return, // _v is u8, within range by definition - ast::LitInt(v, _) => v, + hir::LitByte(_v) => return, // _v is u8, within range by definition + hir::LitInt(v, _) => v, _ => panic!() }; if lit_val < min || lit_val > max { @@ -240,8 +237,8 @@ impl LintPass for TypeLimits { ty::TyFloat(t) => { let (min, max) = float_ty_range(t); let lit_val: f64 = match lit.node { - ast::LitFloat(ref v, _) | - ast::LitFloatUnsuffixed(ref v) => { + hir::LitFloat(ref v, _) | + hir::LitFloatUnsuffixed(ref v) => { match v.parse() { Ok(f) => f, Err(_) => return @@ -260,24 +257,24 @@ impl LintPass for TypeLimits { _ => () }; - fn is_valid(binop: ast::BinOp, v: T, + fn is_valid(binop: hir::BinOp, v: T, min: T, max: T) -> bool { match binop.node { - ast::BiLt => v > min && v <= max, - ast::BiLe => v >= min && v < max, - ast::BiGt => v >= min && v < max, - ast::BiGe => v > min && v <= max, - ast::BiEq | ast::BiNe => v >= min && v <= max, + hir::BiLt => v > min && v <= max, + hir::BiLe => v >= min && v < max, + hir::BiGt => v >= min && v < max, + hir::BiGe => v > min && v <= max, + hir::BiEq | hir::BiNe => v >= min && v <= max, _ => panic!() } } - fn rev_binop(binop: ast::BinOp) -> ast::BinOp { + fn rev_binop(binop: hir::BinOp) -> hir::BinOp { codemap::respan(binop.span, match binop.node { - ast::BiLt => ast::BiGt, - ast::BiLe => ast::BiGe, - ast::BiGt => ast::BiLt, - ast::BiGe => ast::BiLe, + hir::BiLt => hir::BiGt, + hir::BiLe => hir::BiGe, + hir::BiGt => hir::BiLt, + hir::BiGe => hir::BiLe, _ => return binop }) } @@ -331,11 +328,11 @@ impl LintPass for TypeLimits { } } - fn check_limits(tcx: &ty::ctxt, binop: ast::BinOp, - l: &ast::Expr, r: &ast::Expr) -> bool { + fn check_limits(tcx: &ty::ctxt, binop: hir::BinOp, + l: &hir::Expr, r: &hir::Expr) -> bool { let (lit, expr, swap) = match (&l.node, &r.node) { - (&ast::ExprLit(_), _) => (l, r, true), - (_, &ast::ExprLit(_)) => (r, l, false), + (&hir::ExprLit(_), _) => (l, r, true), + (_, &hir::ExprLit(_)) => (r, l, false), _ => return true }; // Normalize the binop so that the literal is always on the RHS in @@ -349,11 +346,11 @@ impl LintPass for TypeLimits { ty::TyInt(int_ty) => { let (min, max) = int_ty_range(int_ty); let lit_val: i64 = match lit.node { - ast::ExprLit(ref li) => match li.node { - ast::LitInt(v, ast::SignedIntLit(_, ast::Plus)) | - ast::LitInt(v, ast::UnsuffixedIntLit(ast::Plus)) => v as i64, - ast::LitInt(v, ast::SignedIntLit(_, ast::Minus)) | - ast::LitInt(v, ast::UnsuffixedIntLit(ast::Minus)) => -(v as i64), + hir::ExprLit(ref li) => match li.node { + hir::LitInt(v, hir::SignedIntLit(_, hir::Plus)) | + hir::LitInt(v, hir::UnsuffixedIntLit(hir::Plus)) => v as i64, + hir::LitInt(v, hir::SignedIntLit(_, hir::Minus)) | + hir::LitInt(v, hir::UnsuffixedIntLit(hir::Minus)) => -(v as i64), _ => return true }, _ => panic!() @@ -363,8 +360,8 @@ impl LintPass for TypeLimits { ty::TyUint(uint_ty) => { let (min, max): (u64, u64) = uint_ty_range(uint_ty); let lit_val: u64 = match lit.node { - ast::ExprLit(ref li) => match li.node { - ast::LitInt(v, _) => v, + hir::ExprLit(ref li) => match li.node { + hir::LitInt(v, _) => v, _ => return true }, _ => panic!() @@ -375,10 +372,10 @@ impl LintPass for TypeLimits { } } - fn is_comparison(binop: ast::BinOp) -> bool { + fn is_comparison(binop: hir::BinOp) -> bool { match binop.node { - ast::BiEq | ast::BiLt | ast::BiLe | - ast::BiNe | ast::BiGe | ast::BiGt => true, + hir::BiEq | hir::BiLt | hir::BiLe | + hir::BiNe | hir::BiGe | hir::BiGt => true, _ => false } } @@ -475,7 +472,7 @@ impl<'a, 'tcx> ImproperCTypesVisitor<'a, 'tcx> { match ty.sty { ty::TyStruct(def, substs) => { - if !cx.lookup_repr_hints(def.did).contains(&front_attr::ReprExtern) { + if !cx.lookup_repr_hints(def.did).contains(&attr::ReprExtern) { return FfiUnsafe( "found struct without foreign-function-safe \ representation annotation in foreign module, \ @@ -681,17 +678,17 @@ impl<'a, 'tcx> ImproperCTypesVisitor<'a, 'tcx> { } impl<'a, 'tcx, 'v> Visitor<'v> for ImproperCTypesVisitor<'a, 'tcx> { - fn visit_ty(&mut self, ty: &ast::Ty) { + fn visit_ty(&mut self, ty: &hir::Ty) { match ty.node { - ast::TyPath(..) | - ast::TyBareFn(..) => self.check_def(ty.span, ty.id), - ast::TyVec(..) => { + hir::TyPath(..) | + hir::TyBareFn(..) => self.check_def(ty.span, ty.id), + hir::TyVec(..) => { self.cx.span_lint(IMPROPER_CTYPES, ty.span, "found Rust slice type in foreign module, consider \ using a raw pointer instead"); } - ast::TyFixedLengthVec(ref ty, _) => self.visit_ty(ty), - ast::TyTup(..) => { + hir::TyFixedLengthVec(ref ty, _) => self.visit_ty(ty), + hir::TyTup(..) => { self.cx.span_lint(IMPROPER_CTYPES, ty.span, "found Rust tuple type in foreign module; \ consider using a struct instead`") @@ -709,17 +706,17 @@ impl LintPass for ImproperCTypes { lint_array!(IMPROPER_CTYPES) } - fn check_item(&mut self, cx: &Context, it: &ast::Item) { - fn check_ty(cx: &Context, ty: &ast::Ty) { + fn check_item(&mut self, cx: &Context, it: &hir::Item) { + fn check_ty(cx: &Context, ty: &hir::Ty) { let mut vis = ImproperCTypesVisitor { cx: cx }; vis.visit_ty(ty); } - fn check_foreign_fn(cx: &Context, decl: &ast::FnDecl) { + fn check_foreign_fn(cx: &Context, decl: &hir::FnDecl) { for input in &decl.inputs { check_ty(cx, &*input.ty); } - if let ast::Return(ref ret_ty) = decl.output { + if let hir::Return(ref ret_ty) = decl.output { let tty = ast_ty_to_normalized(cx.tcx, ret_ty.id); if !tty.is_nil() { check_ty(cx, &ret_ty); @@ -728,13 +725,13 @@ impl LintPass for ImproperCTypes { } match it.node { - ast::ItemForeignMod(ref nmod) + hir::ItemForeignMod(ref nmod) if nmod.abi != abi::RustIntrinsic && nmod.abi != abi::PlatformIntrinsic => { for ni in &nmod.items { match ni.node { - ast::ForeignItemFn(ref decl, _) => check_foreign_fn(cx, &**decl), - ast::ForeignItemStatic(ref t, _) => check_ty(cx, &**t) + hir::ForeignItemFn(ref decl, _) => check_foreign_fn(cx, &**decl), + hir::ForeignItemStatic(ref t, _) => check_ty(cx, &**t) } } } @@ -769,12 +766,12 @@ impl LintPass for BoxPointers { lint_array!(BOX_POINTERS) } - fn check_item(&mut self, cx: &Context, it: &ast::Item) { + fn check_item(&mut self, cx: &Context, it: &hir::Item) { match it.node { - ast::ItemFn(..) | - ast::ItemTy(..) | - ast::ItemEnum(..) | - ast::ItemStruct(..) => + hir::ItemFn(..) | + hir::ItemTy(..) | + hir::ItemEnum(..) | + hir::ItemStruct(..) => self.check_heap_type(cx, it.span, cx.tcx.node_id_to_type(it.id)), _ => () @@ -782,7 +779,7 @@ impl LintPass for BoxPointers { // If it's a struct, we also have to check the fields' types match it.node { - ast::ItemStruct(ref struct_def, _) => { + hir::ItemStruct(ref struct_def, _) => { for struct_field in &struct_def.fields { self.check_heap_type(cx, struct_field.span, cx.tcx.node_id_to_type(struct_field.node.id)); @@ -792,7 +789,7 @@ impl LintPass for BoxPointers { } } - fn check_expr(&mut self, cx: &Context, e: &ast::Expr) { + fn check_expr(&mut self, cx: &Context, e: &hir::Expr) { let ty = cx.tcx.node_id_to_type(e.id); self.check_heap_type(cx, e.span, ty); } @@ -808,13 +805,13 @@ struct RawPtrDeriveVisitor<'a, 'tcx: 'a> { cx: &'a Context<'a, 'tcx> } -impl<'a, 'tcx, 'v> HirVisitor<'v> for RawPtrDeriveVisitor<'a, 'tcx> { +impl<'a, 'tcx, 'v> Visitor<'v> for RawPtrDeriveVisitor<'a, 'tcx> { fn visit_ty(&mut self, ty: &hir::Ty) { const MSG: &'static str = "use of `#[derive]` with a raw pointer"; if let hir::TyPtr(..) = ty.node { self.cx.span_lint(RAW_POINTER_DERIVE, ty.span, MSG); } - hir_visit::walk_ty(self, ty); + visit::walk_ty(self, ty); } // explicit override to a no-op to reduce code bloat fn visit_expr(&mut self, _: &hir::Expr) {} @@ -838,11 +835,10 @@ impl LintPass for RawPointerDerive { lint_array!(RAW_POINTER_DERIVE) } - fn check_item(&mut self, cx: &Context, item: &ast::Item) { + fn check_item(&mut self, cx: &Context, item: &hir::Item) { if !attr::contains_name(&item.attrs, "automatically_derived") { return; } - let item = lower_item(item); let did = match item.node { hir::ItemImpl(_, _, _, ref t_ref_opt, _, _) => { // Deriving the Copy trait does not cause a warning @@ -874,7 +870,7 @@ impl LintPass for RawPointerDerive { match item.node { hir::ItemStruct(..) | hir::ItemEnum(..) => { let mut visitor = RawPtrDeriveVisitor { cx: cx }; - hir_visit::walk_item(&mut visitor, &item); + visit::walk_item(&mut visitor, &item); } _ => {} } @@ -895,7 +891,7 @@ impl LintPass for UnusedAttributes { lint_array!(UNUSED_ATTRIBUTES) } - fn check_attribute(&mut self, cx: &Context, attr: &ast::Attribute) { + fn check_attribute(&mut self, cx: &Context, attr: &hir::Attribute) { // Note that check_name() marks the attribute as used if it matches. for &(ref name, ty, _) in KNOWN_ATTRIBUTES { match ty { @@ -913,7 +909,7 @@ impl LintPass for UnusedAttributes { } } - if !attr::is_used(attr) { + if !syntax_attr::is_used(&unlower_attribute(attr)) { cx.span_lint(UNUSED_ATTRIBUTES, attr.span, "unused attribute"); // Is it a builtin attribute that must be used at the crate level? let known_crate = KNOWN_ATTRIBUTES.iter().find(|&&(name, ty, _)| { @@ -930,9 +926,9 @@ impl LintPass for UnusedAttributes { }).is_some(); if known_crate || plugin_crate { let msg = match attr.node.style { - ast::AttrOuter => "crate-level attribute should be an inner \ + hir::AttrOuter => "crate-level attribute should be an inner \ attribute: add an exclamation mark: #![foo]", - ast::AttrInner => "crate-level attribute should be in the \ + hir::AttrInner => "crate-level attribute should be in the \ root module", }; cx.span_lint(UNUSED_ATTRIBUTES, attr.span, msg); @@ -955,11 +951,11 @@ impl LintPass for PathStatements { lint_array!(PATH_STATEMENTS) } - fn check_stmt(&mut self, cx: &Context, s: &ast::Stmt) { + fn check_stmt(&mut self, cx: &Context, s: &hir::Stmt) { match s.node { - ast::StmtSemi(ref expr, _) => { + hir::StmtSemi(ref expr, _) => { match expr.node { - ast::ExprPath(..) => cx.span_lint(PATH_STATEMENTS, s.span, + hir::ExprPath(..) => cx.span_lint(PATH_STATEMENTS, s.span, "path statement with no effect"), _ => () } @@ -989,17 +985,16 @@ impl LintPass for UnusedResults { lint_array!(UNUSED_MUST_USE, UNUSED_RESULTS) } - fn check_stmt(&mut self, cx: &Context, s: &ast::Stmt) { + fn check_stmt(&mut self, cx: &Context, s: &hir::Stmt) { let expr = match s.node { - ast::StmtSemi(ref expr, _) => &**expr, + hir::StmtSemi(ref expr, _) => &**expr, _ => return }; - if let ast::ExprRet(..) = expr.node { + if let hir::ExprRet(..) = expr.node { return; } - let expr = lower_expr(expr); let t = cx.tcx.expr_ty(&expr); let warned = match t.sty { ty::TyTuple(ref tys) if tys.is_empty() => return, @@ -1096,7 +1091,7 @@ impl LintPass for NonCamelCaseTypes { lint_array!(NON_CAMEL_CASE_TYPES) } - fn check_item(&mut self, cx: &Context, it: &ast::Item) { + fn check_item(&mut self, cx: &Context, it: &hir::Item) { let extern_repr_count = it.attrs.iter().filter(|attr| { attr::find_repr_attrs(cx.tcx.sess.diagnostic(), attr).iter() .any(|r| r == &attr::ReprExtern) @@ -1108,13 +1103,13 @@ impl LintPass for NonCamelCaseTypes { } match it.node { - ast::ItemTy(..) | ast::ItemStruct(..) => { + hir::ItemTy(..) | hir::ItemStruct(..) => { self.check_case(cx, "type", it.ident, it.span) } - ast::ItemTrait(..) => { + hir::ItemTrait(..) => { self.check_case(cx, "trait", it.ident, it.span) } - ast::ItemEnum(ref enum_definition, _) => { + hir::ItemEnum(ref enum_definition, _) => { if has_extern_repr { return; } @@ -1127,7 +1122,7 @@ impl LintPass for NonCamelCaseTypes { } } - fn check_generics(&mut self, cx: &Context, it: &ast::Generics) { + fn check_generics(&mut self, cx: &Context, it: &hir::Generics) { for gen in it.ty_params.iter() { self.check_case(cx, "type parameter", gen.ident, gen.span); } @@ -1242,7 +1237,7 @@ impl LintPass for NonSnakeCase { lint_array!(NON_SNAKE_CASE) } - fn check_crate(&mut self, cx: &Context, cr: &ast::Crate) { + fn check_crate(&mut self, cx: &Context, cr: &hir::Crate) { let attr_crate_name = cr.attrs.iter().find(|at| at.check_name("crate_name")) .and_then(|at| at.value_str().map(|s| (at, s))); if let Some(ref name) = cx.tcx.sess.opts.crate_name { @@ -1253,8 +1248,8 @@ impl LintPass for NonSnakeCase { } fn check_fn(&mut self, cx: &Context, - fk: FnKind, _: &ast::FnDecl, - _: &ast::Block, span: Span, id: ast::NodeId) { + fk: FnKind, _: &hir::FnDecl, + _: &hir::Block, span: Span, id: ast::NodeId) { match fk { FnKind::Method(ident, _, _) => match method_context(cx, id, span) { MethodContext::PlainImpl => { @@ -1272,26 +1267,26 @@ impl LintPass for NonSnakeCase { } } - fn check_item(&mut self, cx: &Context, it: &ast::Item) { - if let ast::ItemMod(_) = it.node { + fn check_item(&mut self, cx: &Context, it: &hir::Item) { + if let hir::ItemMod(_) = it.node { self.check_snake_case(cx, "module", &it.ident.name.as_str(), Some(it.span)); } } - fn check_trait_item(&mut self, cx: &Context, trait_item: &ast::TraitItem) { - if let ast::MethodTraitItem(_, None) = trait_item.node { + fn check_trait_item(&mut self, cx: &Context, trait_item: &hir::TraitItem) { + if let hir::MethodTraitItem(_, None) = trait_item.node { self.check_snake_case(cx, "trait method", &trait_item.ident.name.as_str(), Some(trait_item.span)); } } - fn check_lifetime_def(&mut self, cx: &Context, t: &ast::LifetimeDef) { + fn check_lifetime_def(&mut self, cx: &Context, t: &hir::LifetimeDef) { self.check_snake_case(cx, "lifetime", &t.lifetime.name.as_str(), Some(t.lifetime.span)); } - fn check_pat(&mut self, cx: &Context, p: &ast::Pat) { - if let &ast::PatIdent(_, ref path1, _) = &p.node { + fn check_pat(&mut self, cx: &Context, p: &hir::Pat) { + if let &hir::PatIdent(_, ref path1, _) = &p.node { let def = cx.tcx.def_map.borrow().get(&p.id).map(|d| d.full_def()); if let Some(def::DefLocal(_)) = def { self.check_snake_case(cx, "variable", &path1.node.name.as_str(), Some(p.span)); @@ -1299,10 +1294,10 @@ impl LintPass for NonSnakeCase { } } - fn check_struct_def(&mut self, cx: &Context, s: &ast::StructDef, - _: ast::Ident, _: &ast::Generics, _: ast::NodeId) { + fn check_struct_def(&mut self, cx: &Context, s: &hir::StructDef, + _: ast::Ident, _: &hir::Generics, _: ast::NodeId) { for sf in &s.fields { - if let ast::StructField_ { kind: ast::NamedField(ident, _), .. } = sf.node { + if let hir::StructField_ { kind: hir::NamedField(ident, _), .. } = sf.node { self.check_snake_case(cx, "structure field", &ident.name.as_str(), Some(sf.span)); } @@ -1343,22 +1338,22 @@ impl LintPass for NonUpperCaseGlobals { lint_array!(NON_UPPER_CASE_GLOBALS) } - fn check_item(&mut self, cx: &Context, it: &ast::Item) { + fn check_item(&mut self, cx: &Context, it: &hir::Item) { match it.node { // only check static constants - ast::ItemStatic(_, ast::MutImmutable, _) => { + hir::ItemStatic(_, hir::MutImmutable, _) => { NonUpperCaseGlobals::check_upper_case(cx, "static constant", it.ident, it.span); } - ast::ItemConst(..) => { + hir::ItemConst(..) => { NonUpperCaseGlobals::check_upper_case(cx, "constant", it.ident, it.span); } _ => {} } } - fn check_trait_item(&mut self, cx: &Context, ti: &ast::TraitItem) { + fn check_trait_item(&mut self, cx: &Context, ti: &hir::TraitItem) { match ti.node { - ast::ConstTraitItem(..) => { + hir::ConstTraitItem(..) => { NonUpperCaseGlobals::check_upper_case(cx, "associated constant", ti.ident, ti.span); } @@ -1366,9 +1361,9 @@ impl LintPass for NonUpperCaseGlobals { } } - fn check_impl_item(&mut self, cx: &Context, ii: &ast::ImplItem) { + fn check_impl_item(&mut self, cx: &Context, ii: &hir::ImplItem) { match ii.node { - ast::ConstImplItem(..) => { + hir::ConstImplItem(..) => { NonUpperCaseGlobals::check_upper_case(cx, "associated constant", ii.ident, ii.span); } @@ -1376,10 +1371,10 @@ impl LintPass for NonUpperCaseGlobals { } } - fn check_pat(&mut self, cx: &Context, p: &ast::Pat) { + fn check_pat(&mut self, cx: &Context, p: &hir::Pat) { // Lint for constants that look like binding identifiers (#7526) match (&p.node, cx.tcx.def_map.borrow().get(&p.id).map(|d| d.full_def())) { - (&ast::PatIdent(_, ref path1, _), Some(def::DefConst(..))) => { + (&hir::PatIdent(_, ref path1, _), Some(def::DefConst(..))) => { NonUpperCaseGlobals::check_upper_case(cx, "constant in pattern", path1.node, p.span); } @@ -1398,9 +1393,9 @@ declare_lint! { pub struct UnusedParens; impl UnusedParens { - fn check_unused_parens_core(&self, cx: &Context, value: &ast::Expr, msg: &str, + fn check_unused_parens_core(&self, cx: &Context, value: &hir::Expr, msg: &str, struct_lit_needs_parens: bool) { - if let ast::ExprParen(ref inner) = value.node { + if let hir::ExprParen(ref inner) = value.node { let necessary = struct_lit_needs_parens && contains_exterior_struct_lit(&**inner); if !necessary { cx.span_lint(UNUSED_PARENS, value.span, @@ -1413,27 +1408,27 @@ impl UnusedParens { /// delimiters, e.g. `X { y: 1 }`, `X { y: 1 }.method()`, `foo /// == X { y: 1 }` and `X { y: 1 } == foo` all do, but `(X { /// y: 1 }) == foo` does not. - fn contains_exterior_struct_lit(value: &ast::Expr) -> bool { + fn contains_exterior_struct_lit(value: &hir::Expr) -> bool { match value.node { - ast::ExprStruct(..) => true, + hir::ExprStruct(..) => true, - ast::ExprAssign(ref lhs, ref rhs) | - ast::ExprAssignOp(_, ref lhs, ref rhs) | - ast::ExprBinary(_, ref lhs, ref rhs) => { + hir::ExprAssign(ref lhs, ref rhs) | + hir::ExprAssignOp(_, ref lhs, ref rhs) | + hir::ExprBinary(_, ref lhs, ref rhs) => { // X { y: 1 } + X { y: 2 } contains_exterior_struct_lit(&**lhs) || contains_exterior_struct_lit(&**rhs) } - ast::ExprUnary(_, ref x) | - ast::ExprCast(ref x, _) | - ast::ExprField(ref x, _) | - ast::ExprTupField(ref x, _) | - ast::ExprIndex(ref x, _) => { + hir::ExprUnary(_, ref x) | + hir::ExprCast(ref x, _) | + hir::ExprField(ref x, _) | + hir::ExprTupField(ref x, _) | + hir::ExprIndex(ref x, _) => { // &X { y: 1 }, X { y: 1 }.y contains_exterior_struct_lit(&**x) } - ast::ExprMethodCall(_, _, ref exprs) => { + hir::ExprMethodCall(_, _, ref exprs) => { // X { y: 1 }.bar(...) contains_exterior_struct_lit(&*exprs[0]) } @@ -1449,28 +1444,28 @@ impl LintPass for UnusedParens { lint_array!(UNUSED_PARENS) } - fn check_expr(&mut self, cx: &Context, e: &ast::Expr) { + fn check_expr(&mut self, cx: &Context, e: &hir::Expr) { let (value, msg, struct_lit_needs_parens) = match e.node { - ast::ExprIf(ref cond, _, _) => (cond, "`if` condition", true), - ast::ExprWhile(ref cond, _, _) => (cond, "`while` condition", true), - ast::ExprMatch(ref head, _, source) => match source { - ast::MatchSource::Normal => (head, "`match` head expression", true), - ast::MatchSource::IfLetDesugar { .. } => (head, "`if let` head expression", true), - ast::MatchSource::WhileLetDesugar => (head, "`while let` head expression", true), - ast::MatchSource::ForLoopDesugar => (head, "`for` head expression", true), + hir::ExprIf(ref cond, _, _) => (cond, "`if` condition", true), + hir::ExprWhile(ref cond, _, _) => (cond, "`while` condition", true), + hir::ExprMatch(ref head, _, source) => match source { + hir::MatchSource::Normal => (head, "`match` head expression", true), + hir::MatchSource::IfLetDesugar { .. } => (head, "`if let` head expression", true), + hir::MatchSource::WhileLetDesugar => (head, "`while let` head expression", true), + hir::MatchSource::ForLoopDesugar => (head, "`for` head expression", true), }, - ast::ExprRet(Some(ref value)) => (value, "`return` value", false), - ast::ExprAssign(_, ref value) => (value, "assigned value", false), - ast::ExprAssignOp(_, _, ref value) => (value, "assigned value", false), + hir::ExprRet(Some(ref value)) => (value, "`return` value", false), + hir::ExprAssign(_, ref value) => (value, "assigned value", false), + hir::ExprAssignOp(_, _, ref value) => (value, "assigned value", false), _ => return }; self.check_unused_parens_core(cx, &**value, msg, struct_lit_needs_parens); } - fn check_stmt(&mut self, cx: &Context, s: &ast::Stmt) { + fn check_stmt(&mut self, cx: &Context, s: &hir::Stmt) { let (value, msg) = match s.node { - ast::StmtDecl(ref decl, _) => match decl.node { - ast::DeclLocal(ref local) => match local.init { + hir::StmtDecl(ref decl, _) => match decl.node { + hir::DeclLocal(ref local) => match local.init { Some(ref value) => (value, "assigned value"), None => return }, @@ -1496,11 +1491,11 @@ impl LintPass for UnusedImportBraces { lint_array!(UNUSED_IMPORT_BRACES) } - fn check_item(&mut self, cx: &Context, item: &ast::Item) { - if let ast::ItemUse(ref view_path) = item.node { - if let ast::ViewPathList(_, ref items) = view_path.node { + fn check_item(&mut self, cx: &Context, item: &hir::Item) { + if let hir::ItemUse(ref view_path) = item.node { + if let hir::ViewPathList(_, ref items) = view_path.node { if items.len() == 1 { - if let ast::PathListIdent {ref name, ..} = items[0].node { + if let hir::PathListIdent {ref name, ..} = items[0].node { let m = format!("braces around {} is unnecessary", name); cx.span_lint(UNUSED_IMPORT_BRACES, item.span, @@ -1526,9 +1521,9 @@ impl LintPass for NonShorthandFieldPatterns { lint_array!(NON_SHORTHAND_FIELD_PATTERNS) } - fn check_pat(&mut self, cx: &Context, pat: &ast::Pat) { + fn check_pat(&mut self, cx: &Context, pat: &hir::Pat) { let def_map = cx.tcx.def_map.borrow(); - if let ast::PatStruct(_, ref v, _) = pat.node { + if let hir::PatStruct(_, ref v, _) = pat.node { let field_pats = v.iter().filter(|fieldpat| { if fieldpat.node.is_shorthand { return false; @@ -1537,7 +1532,7 @@ impl LintPass for NonShorthandFieldPatterns { def == Some(def::DefLocal(fieldpat.node.pat.id)) }); for fieldpat in field_pats { - if let ast::PatIdent(_, ident, None) = fieldpat.node.pat.node { + if let hir::PatIdent(_, ident, None) = fieldpat.node.pat.node { if ident.node.name == fieldpat.node.ident.name { // FIXME: should this comparison really be done on the name? // doing it on the ident will fail during compilation of libcore @@ -1565,10 +1560,10 @@ impl LintPass for UnusedUnsafe { lint_array!(UNUSED_UNSAFE) } - fn check_expr(&mut self, cx: &Context, e: &ast::Expr) { - if let ast::ExprBlock(ref blk) = e.node { + fn check_expr(&mut self, cx: &Context, e: &hir::Expr) { + if let hir::ExprBlock(ref blk) = e.node { // Don't warn about generated blocks, that'll just pollute the output. - if blk.rules == ast::UnsafeBlock(ast::UserProvided) && + if blk.rules == hir::UnsafeBlock(hir::UserProvided) && !cx.tcx.used_unsafe.borrow().contains(&blk.id) { cx.span_lint(UNUSED_UNSAFE, blk.span, "unnecessary `unsafe` block"); } @@ -1590,35 +1585,35 @@ impl LintPass for UnsafeCode { lint_array!(UNSAFE_CODE) } - fn check_expr(&mut self, cx: &Context, e: &ast::Expr) { - if let ast::ExprBlock(ref blk) = e.node { + fn check_expr(&mut self, cx: &Context, e: &hir::Expr) { + if let hir::ExprBlock(ref blk) = e.node { // Don't warn about generated blocks, that'll just pollute the output. - if blk.rules == ast::UnsafeBlock(ast::UserProvided) { + if blk.rules == hir::UnsafeBlock(hir::UserProvided) { cx.span_lint(UNSAFE_CODE, blk.span, "usage of an `unsafe` block"); } } } - fn check_item(&mut self, cx: &Context, it: &ast::Item) { + fn check_item(&mut self, cx: &Context, it: &hir::Item) { match it.node { - ast::ItemTrait(ast::Unsafety::Unsafe, _, _, _) => + hir::ItemTrait(hir::Unsafety::Unsafe, _, _, _) => cx.span_lint(UNSAFE_CODE, it.span, "declaration of an `unsafe` trait"), - ast::ItemImpl(ast::Unsafety::Unsafe, _, _, _, _, _) => + hir::ItemImpl(hir::Unsafety::Unsafe, _, _, _, _, _) => cx.span_lint(UNSAFE_CODE, it.span, "implementation of an `unsafe` trait"), _ => return, } } - fn check_fn(&mut self, cx: &Context, fk: FnKind, _: &ast::FnDecl, - _: &ast::Block, span: Span, _: ast::NodeId) { + fn check_fn(&mut self, cx: &Context, fk: FnKind, _: &hir::FnDecl, + _: &hir::Block, span: Span, _: ast::NodeId) { match fk { - FnKind::ItemFn(_, _, ast::Unsafety::Unsafe, _, _, _) => + FnKind::ItemFn(_, _, hir::Unsafety::Unsafe, _, _, _) => cx.span_lint(UNSAFE_CODE, span, "declaration of an `unsafe` function"), FnKind::Method(_, sig, _) => { - if sig.unsafety == ast::Unsafety::Unsafe { + if sig.unsafety == hir::Unsafety::Unsafe { cx.span_lint(UNSAFE_CODE, span, "implementation of an `unsafe` method") } }, @@ -1627,9 +1622,9 @@ impl LintPass for UnsafeCode { } } - fn check_trait_item(&mut self, cx: &Context, trait_item: &ast::TraitItem) { - if let ast::MethodTraitItem(ref sig, None) = trait_item.node { - if sig.unsafety == ast::Unsafety::Unsafe { + fn check_trait_item(&mut self, cx: &Context, trait_item: &hir::TraitItem) { + if let hir::MethodTraitItem(ref sig, None) = trait_item.node { + if sig.unsafety == hir::Unsafety::Unsafe { cx.span_lint(UNSAFE_CODE, trait_item.span, "declaration of an `unsafe` method") } @@ -1647,13 +1642,13 @@ declare_lint! { pub struct UnusedMut; impl UnusedMut { - fn check_unused_mut_pat(&self, cx: &Context, pats: &[P]) { + fn check_unused_mut_pat(&self, cx: &Context, pats: &[P]) { // collect all mutable pattern and group their NodeIDs by their Identifier to // avoid false warnings in match arms with multiple patterns let mut mutables = FnvHashMap(); for p in pats { - pat_util::pat_bindings(&cx.tcx.def_map, &lower_pat(p), |mode, id, _, path1| { + pat_util::pat_bindings(&cx.tcx.def_map, p, |mode, id, _, path1| { let ident = path1.node; if let hir::BindByValue(hir::MutMutable) = mode { if !ident.name.as_str().starts_with("_") { @@ -1681,25 +1676,25 @@ impl LintPass for UnusedMut { lint_array!(UNUSED_MUT) } - fn check_expr(&mut self, cx: &Context, e: &ast::Expr) { - if let ast::ExprMatch(_, ref arms, _) = e.node { + fn check_expr(&mut self, cx: &Context, e: &hir::Expr) { + if let hir::ExprMatch(_, ref arms, _) = e.node { for a in arms { self.check_unused_mut_pat(cx, &a.pats) } } } - fn check_stmt(&mut self, cx: &Context, s: &ast::Stmt) { - if let ast::StmtDecl(ref d, _) = s.node { - if let ast::DeclLocal(ref l) = d.node { + fn check_stmt(&mut self, cx: &Context, s: &hir::Stmt) { + if let hir::StmtDecl(ref d, _) = s.node { + if let hir::DeclLocal(ref l) = d.node { self.check_unused_mut_pat(cx, slice::ref_slice(&l.pat)); } } } fn check_fn(&mut self, cx: &Context, - _: FnKind, decl: &ast::FnDecl, - _: &ast::Block, _: Span, _: ast::NodeId) { + _: FnKind, decl: &hir::FnDecl, + _: &hir::Block, _: Span, _: ast::NodeId) { for a in &decl.inputs { self.check_unused_mut_pat(cx, slice::ref_slice(&a.pat)); } @@ -1720,9 +1715,9 @@ impl LintPass for UnusedAllocation { lint_array!(UNUSED_ALLOCATION) } - fn check_expr(&mut self, cx: &Context, e: &ast::Expr) { + fn check_expr(&mut self, cx: &Context, e: &hir::Expr) { match e.node { - ast::ExprUnary(ast::UnUniq, _) => (), + hir::ExprUnary(hir::UnUniq, _) => (), _ => return } @@ -1782,7 +1777,7 @@ impl MissingDoc { fn check_missing_docs_attrs(&self, cx: &Context, id: Option, - attrs: &[ast::Attribute], + attrs: &[hir::Attribute], sp: Span, desc: &'static str) { // If we're building a test harness, then warning about @@ -1807,7 +1802,7 @@ impl MissingDoc { let has_doc = attrs.iter().any(|a| { match a.node.value.node { - ast::MetaNameValue(ref name, _) if *name == "doc" => true, + hir::MetaNameValue(ref name, _) if *name == "doc" => true, _ => false } }); @@ -1823,7 +1818,7 @@ impl LintPass for MissingDoc { lint_array!(MISSING_DOCS) } - fn enter_lint_attrs(&mut self, _: &Context, attrs: &[ast::Attribute]) { + fn enter_lint_attrs(&mut self, _: &Context, attrs: &[hir::Attribute]) { let doc_hidden = self.doc_hidden() || attrs.iter().any(|attr| { attr.check_name("doc") && match attr.meta_item_list() { None => false, @@ -1833,34 +1828,34 @@ impl LintPass for MissingDoc { self.doc_hidden_stack.push(doc_hidden); } - fn exit_lint_attrs(&mut self, _: &Context, _: &[ast::Attribute]) { + fn exit_lint_attrs(&mut self, _: &Context, _: &[hir::Attribute]) { self.doc_hidden_stack.pop().expect("empty doc_hidden_stack"); } - fn check_struct_def(&mut self, _: &Context, _: &ast::StructDef, - _: ast::Ident, _: &ast::Generics, id: ast::NodeId) { + fn check_struct_def(&mut self, _: &Context, _: &hir::StructDef, + _: ast::Ident, _: &hir::Generics, id: ast::NodeId) { self.struct_def_stack.push(id); } - fn check_struct_def_post(&mut self, _: &Context, _: &ast::StructDef, - _: ast::Ident, _: &ast::Generics, id: ast::NodeId) { + fn check_struct_def_post(&mut self, _: &Context, _: &hir::StructDef, + _: ast::Ident, _: &hir::Generics, id: ast::NodeId) { let popped = self.struct_def_stack.pop().expect("empty struct_def_stack"); assert!(popped == id); } - fn check_crate(&mut self, cx: &Context, krate: &ast::Crate) { + fn check_crate(&mut self, cx: &Context, krate: &hir::Crate) { self.check_missing_docs_attrs(cx, None, &krate.attrs, krate.span, "crate"); } - fn check_item(&mut self, cx: &Context, it: &ast::Item) { + fn check_item(&mut self, cx: &Context, it: &hir::Item) { let desc = match it.node { - ast::ItemFn(..) => "a function", - ast::ItemMod(..) => "a module", - ast::ItemEnum(..) => "an enum", - ast::ItemStruct(..) => "a struct", - ast::ItemTrait(_, _, _, ref items) => { + hir::ItemFn(..) => "a function", + hir::ItemMod(..) => "a module", + hir::ItemEnum(..) => "an enum", + hir::ItemStruct(..) => "a struct", + hir::ItemTrait(_, _, _, ref items) => { // Issue #11592, traits are always considered exported, even when private. - if it.vis == ast::Visibility::Inherited { + if it.vis == hir::Visibility::Inherited { self.private_traits.insert(it.id); for itm in items { self.private_traits.insert(itm.id); @@ -1869,11 +1864,11 @@ impl LintPass for MissingDoc { } "a trait" }, - ast::ItemTy(..) => "a type alias", - ast::ItemImpl(_, _, _, Some(ref trait_ref), _, ref impl_items) => { + hir::ItemTy(..) => "a type alias", + hir::ItemImpl(_, _, _, Some(ref trait_ref), _, ref impl_items) => { // If the trait is private, add the impl items to private_traits so they don't get // reported for missing docs. - let real_trait = cx.tcx.trait_ref_to_def_id(&lower_trait_ref(trait_ref)); + let real_trait = cx.tcx.trait_ref_to_def_id(trait_ref); match cx.tcx.map.find(real_trait.node) { Some(hir_map::NodeItem(item)) => if item.vis == hir::Visibility::Inherited { for itm in impl_items { @@ -1884,21 +1879,21 @@ impl LintPass for MissingDoc { } return }, - ast::ItemConst(..) => "a constant", - ast::ItemStatic(..) => "a static", + hir::ItemConst(..) => "a constant", + hir::ItemStatic(..) => "a static", _ => return }; self.check_missing_docs_attrs(cx, Some(it.id), &it.attrs, it.span, desc); } - fn check_trait_item(&mut self, cx: &Context, trait_item: &ast::TraitItem) { + fn check_trait_item(&mut self, cx: &Context, trait_item: &hir::TraitItem) { if self.private_traits.contains(&trait_item.id) { return } let desc = match trait_item.node { - ast::ConstTraitItem(..) => "an associated constant", - ast::MethodTraitItem(..) => "a trait method", - ast::TypeTraitItem(..) => "an associated type", + hir::ConstTraitItem(..) => "an associated constant", + hir::MethodTraitItem(..) => "a trait method", + hir::TypeTraitItem(..) => "an associated type", }; self.check_missing_docs_attrs(cx, Some(trait_item.id), @@ -1906,26 +1901,25 @@ impl LintPass for MissingDoc { trait_item.span, desc); } - fn check_impl_item(&mut self, cx: &Context, impl_item: &ast::ImplItem) { + fn check_impl_item(&mut self, cx: &Context, impl_item: &hir::ImplItem) { // If the method is an impl for a trait, don't doc. if method_context(cx, impl_item.id, impl_item.span) == MethodContext::TraitImpl { return; } let desc = match impl_item.node { - ast::ConstImplItem(..) => "an associated constant", - ast::MethodImplItem(..) => "a method", - ast::TypeImplItem(_) => "an associated type", - ast::MacImplItem(_) => "an impl item macro", + hir::ConstImplItem(..) => "an associated constant", + hir::MethodImplItem(..) => "a method", + hir::TypeImplItem(_) => "an associated type", }; self.check_missing_docs_attrs(cx, Some(impl_item.id), &impl_item.attrs, impl_item.span, desc); } - fn check_struct_field(&mut self, cx: &Context, sf: &ast::StructField) { - if let ast::NamedField(_, vis) = sf.node.kind { - if vis == ast::Public || self.in_variant { + fn check_struct_field(&mut self, cx: &Context, sf: &hir::StructField) { + if let hir::NamedField(_, vis) = sf.node.kind { + if vis == hir::Public || self.in_variant { let cur_struct_def = *self.struct_def_stack.last() .expect("empty struct_def_stack"); self.check_missing_docs_attrs(cx, Some(cur_struct_def), @@ -1935,13 +1929,13 @@ impl LintPass for MissingDoc { } } - fn check_variant(&mut self, cx: &Context, v: &ast::Variant, _: &ast::Generics) { + fn check_variant(&mut self, cx: &Context, v: &hir::Variant, _: &hir::Generics) { self.check_missing_docs_attrs(cx, Some(v.node.id), &v.node.attrs, v.span, "a variant"); assert!(!self.in_variant); self.in_variant = true; } - fn check_variant_post(&mut self, _: &Context, _: &ast::Variant, _: &ast::Generics) { + fn check_variant_post(&mut self, _: &Context, _: &hir::Variant, _: &hir::Generics) { assert!(self.in_variant); self.in_variant = false; } @@ -1961,12 +1955,12 @@ impl LintPass for MissingCopyImplementations { lint_array!(MISSING_COPY_IMPLEMENTATIONS) } - fn check_item(&mut self, cx: &Context, item: &ast::Item) { + fn check_item(&mut self, cx: &Context, item: &hir::Item) { if !cx.exported_items.contains(&item.id) { return; } let (def, ty) = match item.node { - ast::ItemStruct(_, ref ast_generics) => { + hir::ItemStruct(_, ref ast_generics) => { if ast_generics.is_parameterized() { return; } @@ -1974,7 +1968,7 @@ impl LintPass for MissingCopyImplementations { (def, cx.tcx.mk_struct(def, cx.tcx.mk_substs(Substs::empty()))) } - ast::ItemEnum(_, ref ast_generics) => { + hir::ItemEnum(_, ref ast_generics) => { if ast_generics.is_parameterized() { return; } @@ -2023,13 +2017,13 @@ impl LintPass for MissingDebugImplementations { lint_array!(MISSING_DEBUG_IMPLEMENTATIONS) } - fn check_item(&mut self, cx: &Context, item: &ast::Item) { + fn check_item(&mut self, cx: &Context, item: &hir::Item) { if !cx.exported_items.contains(&item.id) { return; } match item.node { - ast::ItemStruct(..) | ast::ItemEnum(..) => {}, + hir::ItemStruct(..) | hir::ItemEnum(..) => {}, _ => return, } @@ -2098,11 +2092,11 @@ impl Stability { } } -fn hir_to_ast_stability(stab: &front_attr::Stability) -> attr::Stability { +fn hir_to_ast_stability(stab: &attr::Stability) -> attr::Stability { attr::Stability { level: match stab.level { - front_attr::Unstable => attr::Unstable, - front_attr::Stable => attr::Stable, + attr::Unstable => attr::Unstable, + attr::Stable => attr::Stable, }, feature: stab.feature.clone(), since: stab.since.clone(), @@ -2117,29 +2111,29 @@ impl LintPass for Stability { lint_array!(DEPRECATED) } - fn check_item(&mut self, cx: &Context, item: &ast::Item) { - stability::check_item(cx.tcx, &lower_item(item), false, + fn check_item(&mut self, cx: &Context, item: &hir::Item) { + stability::check_item(cx.tcx, item, false, &mut |id, sp, stab| self.lint(cx, id, sp, &stab.map(|s| hir_to_ast_stability(s)).as_ref())); } - fn check_expr(&mut self, cx: &Context, e: &ast::Expr) { - stability::check_expr(cx.tcx, &lower_expr(e), + fn check_expr(&mut self, cx: &Context, e: &hir::Expr) { + stability::check_expr(cx.tcx, e, &mut |id, sp, stab| self.lint(cx, id, sp, &stab.map(|s| hir_to_ast_stability(s)).as_ref())); } - fn check_path(&mut self, cx: &Context, path: &ast::Path, id: ast::NodeId) { - stability::check_path(cx.tcx, &lower_path(path), id, + fn check_path(&mut self, cx: &Context, path: &hir::Path, id: ast::NodeId) { + stability::check_path(cx.tcx, path, id, &mut |id, sp, stab| self.lint(cx, id, sp, &stab.map(|s| hir_to_ast_stability(s)).as_ref())); } - fn check_pat(&mut self, cx: &Context, pat: &ast::Pat) { - stability::check_pat(cx.tcx, &lower_pat(pat), + fn check_pat(&mut self, cx: &Context, pat: &hir::Pat) { + stability::check_pat(cx.tcx, pat, &mut |id, sp, stab| self.lint(cx, id, sp, &stab.map(|s| hir_to_ast_stability(s)).as_ref())); @@ -2161,8 +2155,8 @@ impl LintPass for UnconditionalRecursion { lint_array![UNCONDITIONAL_RECURSION] } - fn check_fn(&mut self, cx: &Context, fn_kind: FnKind, _: &ast::FnDecl, - blk: &ast::Block, sp: Span, id: ast::NodeId) { + fn check_fn(&mut self, cx: &Context, fn_kind: FnKind, _: &hir::FnDecl, + blk: &hir::Block, sp: Span, id: ast::NodeId) { type F = for<'tcx> fn(&ty::ctxt<'tcx>, ast::NodeId, ast::NodeId, ast::Ident, ast::NodeId) -> bool; @@ -2201,7 +2195,7 @@ impl LintPass for UnconditionalRecursion { // to have behaviour like the above, rather than // e.g. accidentally recurring after an assert. - let cfg = cfg::CFG::new(cx.tcx, &lower_block(blk)); + let cfg = cfg::CFG::new(cx.tcx, blk); let mut work_queue = vec![cfg.entry]; let mut reached_exit_without_self_call = false; @@ -2408,14 +2402,14 @@ impl LintPass for PluginAsLibrary { lint_array![PLUGIN_AS_LIBRARY] } - fn check_item(&mut self, cx: &Context, it: &ast::Item) { + fn check_item(&mut self, cx: &Context, it: &hir::Item) { if cx.sess().plugin_registrar_fn.get().is_some() { // We're compiling a plugin; it's fine to link other plugins. return; } match it.node { - ast::ItemExternCrate(..) => (), + hir::ItemExternCrate(..) => (), _ => return, }; @@ -2464,9 +2458,9 @@ impl LintPass for InvalidNoMangleItems { NO_MANGLE_CONST_ITEMS) } - fn check_item(&mut self, cx: &Context, it: &ast::Item) { + fn check_item(&mut self, cx: &Context, it: &hir::Item) { match it.node { - ast::ItemFn(..) => { + hir::ItemFn(..) => { if attr::contains_name(&it.attrs, "no_mangle") && !cx.exported_items.contains(&it.id) { let msg = format!("function {} is marked #[no_mangle], but not exported", @@ -2474,7 +2468,7 @@ impl LintPass for InvalidNoMangleItems { cx.span_lint(PRIVATE_NO_MANGLE_FNS, it.span, &msg); } }, - ast::ItemStatic(..) => { + hir::ItemStatic(..) => { if attr::contains_name(&it.attrs, "no_mangle") && !cx.exported_items.contains(&it.id) { let msg = format!("static {} is marked #[no_mangle], but not exported", @@ -2482,7 +2476,7 @@ impl LintPass for InvalidNoMangleItems { cx.span_lint(PRIVATE_NO_MANGLE_STATICS, it.span, &msg); } }, - ast::ItemConst(..) => { + hir::ItemConst(..) => { if attr::contains_name(&it.attrs, "no_mangle") { // Const items do not refer to a particular location in memory, and therefore // don't have anything to attach a symbol to @@ -2510,7 +2504,7 @@ impl LintPass for MutableTransmutes { lint_array!(MUTABLE_TRANSMUTES) } - fn check_expr(&mut self, cx: &Context, expr: &ast::Expr) { + fn check_expr(&mut self, cx: &Context, expr: &hir::Expr) { use syntax::abi::RustIntrinsic; let msg = "mutating transmuted &mut T from &T may cause undefined behavior,\ @@ -2525,13 +2519,13 @@ impl LintPass for MutableTransmutes { _ => () } - fn get_transmute_from_to<'a, 'tcx>(cx: &Context<'a, 'tcx>, expr: &ast::Expr) + fn get_transmute_from_to<'a, 'tcx>(cx: &Context<'a, 'tcx>, expr: &hir::Expr) -> Option<(&'tcx ty::TypeVariants<'tcx>, &'tcx ty::TypeVariants<'tcx>)> { match expr.node { - ast::ExprPath(..) => (), + hir::ExprPath(..) => (), _ => return None } - if let def::DefFn(did, _) = cx.tcx.resolve_expr(&lower_expr(expr)) { + if let def::DefFn(did, _) = cx.tcx.resolve_expr(expr) { if !def_id_is_transmute(cx, did) { return None; } @@ -2576,7 +2570,7 @@ impl LintPass for UnstableFeatures { fn get_lints(&self) -> LintArray { lint_array!(UNSTABLE_FEATURES) } - fn check_attribute(&mut self, ctx: &Context, attr: &ast::Attribute) { + fn check_attribute(&mut self, ctx: &Context, attr: &hir::Attribute) { if attr::contains_name(&[attr.node.value.clone()], "feature") { if let Some(items) = attr.node.value.meta_item_list() { for item in items { @@ -2602,7 +2596,7 @@ impl LintPass for DropWithReprExtern { fn get_lints(&self) -> LintArray { lint_array!(DROP_WITH_REPR_EXTERN) } - fn check_crate(&mut self, ctx: &Context, _: &ast::Crate) { + fn check_crate(&mut self, ctx: &Context, _: &hir::Crate) { for dtor_did in ctx.tcx.destructors.borrow().iter() { let (drop_impl_did, dtor_self_type) = if dtor_did.is_local() { @@ -2618,7 +2612,7 @@ impl LintPass for DropWithReprExtern { ty::TyStruct(self_type_def, _) => { let self_type_did = self_type_def.did; let hints = ctx.tcx.lookup_repr_hints(self_type_did); - if hints.iter().any(|attr| *attr == front_attr::ReprExtern) && + if hints.iter().any(|attr| *attr == attr::ReprExtern) && self_type_def.dtor_kind().has_drop_flag() { let drop_impl_span = ctx.tcx.map.def_id_span(drop_impl_did, codemap::DUMMY_SP); diff --git a/src/test/auxiliary/lint_for_crate.rs b/src/test/auxiliary/lint_for_crate.rs index 3b45b0ae70106..708fcafcb5311 100644 --- a/src/test/auxiliary/lint_for_crate.rs +++ b/src/test/auxiliary/lint_for_crate.rs @@ -13,12 +13,12 @@ #![feature(plugin_registrar, rustc_private)] #![feature(box_syntax)] -extern crate syntax; #[macro_use] extern crate rustc; +extern crate rustc_front; -use syntax::{ast, attr}; use rustc::lint::{Context, LintPass, LintPassObject, LintArray}; use rustc::plugin::Registry; +use rustc_front::{hir, attr}; declare_lint!(CRATE_NOT_OKAY, Warn, "crate not marked with #![crate_okay]"); @@ -29,7 +29,7 @@ impl LintPass for Pass { lint_array!(CRATE_NOT_OKAY) } - fn check_crate(&mut self, cx: &Context, krate: &ast::Crate) { + fn check_crate(&mut self, cx: &Context, krate: &hir::Crate) { if !attr::contains_name(&krate.attrs, "crate_okay") { cx.span_lint(CRATE_NOT_OKAY, krate.span, "crate is not marked with #![crate_okay]"); diff --git a/src/test/auxiliary/lint_group_plugin_test.rs b/src/test/auxiliary/lint_group_plugin_test.rs index 11de43a6b92af..adc194fa45486 100644 --- a/src/test/auxiliary/lint_group_plugin_test.rs +++ b/src/test/auxiliary/lint_group_plugin_test.rs @@ -13,13 +13,13 @@ #![feature(plugin_registrar)] #![feature(box_syntax, rustc_private)] -extern crate syntax; +extern crate rustc_front; // Load rustc as a plugin to get macros #[macro_use] extern crate rustc; -use syntax::ast; +use rustc_front::hir; use rustc::lint::{Context, LintPass, LintPassObject, LintArray}; use rustc::plugin::Registry; @@ -34,7 +34,7 @@ impl LintPass for Pass { lint_array!(TEST_LINT, PLEASE_LINT) } - fn check_item(&mut self, cx: &Context, it: &ast::Item) { + fn check_item(&mut self, cx: &Context, it: &hir::Item) { match &*it.ident.name.as_str() { "lintme" => cx.span_lint(TEST_LINT, it.span, "item is named 'lintme'"), "pleaselintme" => cx.span_lint(PLEASE_LINT, it.span, "item is named 'pleaselintme'"), diff --git a/src/test/auxiliary/lint_plugin_test.rs b/src/test/auxiliary/lint_plugin_test.rs index 967b168d00078..e6f91db230009 100644 --- a/src/test/auxiliary/lint_plugin_test.rs +++ b/src/test/auxiliary/lint_plugin_test.rs @@ -13,16 +13,15 @@ #![feature(plugin_registrar)] #![feature(box_syntax, rustc_private)] -extern crate syntax; +extern crate rustc_front; // Load rustc as a plugin to get macros #[macro_use] extern crate rustc; -use syntax::ast; use rustc::lint::{Context, LintPass, LintPassObject, LintArray}; use rustc::plugin::Registry; - +use rustc_front::hir; declare_lint!(TEST_LINT, Warn, "Warn about items named 'lintme'"); struct Pass; @@ -32,7 +31,7 @@ impl LintPass for Pass { lint_array!(TEST_LINT) } - fn check_item(&mut self, cx: &Context, it: &ast::Item) { + fn check_item(&mut self, cx: &Context, it: &hir::Item) { if it.ident.name == "lintme" { cx.span_lint(TEST_LINT, it.span, "item is named 'lintme'"); }