factor out decl dumping
This commit is contained in:
Oliver Schneider
parent
1248159f0d
commit
6a6dfa59da
1 changed files with 87 additions and 78 deletions
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@ -35,78 +35,33 @@ impl LateLintPass for Pass {
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if !has_attr(&item.attrs) {
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return;
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}
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let did = cx.tcx.map.local_def_id(item.id);
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println!("item `{}`", item.name);
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print_item(cx, item);
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}
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fn check_impl_item(&mut self, cx: &LateContext, item: &hir::ImplItem) {
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if !has_attr(&item.attrs) {
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return;
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}
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println!("impl item `{}`", item.name);
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match item.vis {
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hir::Visibility::Public => println!("public"),
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hir::Visibility::Crate => println!("visible crate wide"),
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hir::Visibility::Restricted { ref path, .. } => println!("visible in module `{}`", path),
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hir::Visibility::Inherited => println!("visibility inherited from outer item"),
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}
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if item.defaultness.is_default() {
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println!("default");
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}
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match item.node {
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hir::ItemExternCrate(ref _renamed_from) => {
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if let Some(crate_id) = cx.tcx.sess.cstore.extern_mod_stmt_cnum(item.id) {
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let source = cx.tcx.sess.cstore.used_crate_source(crate_id);
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if let Some(src) = source.dylib {
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println!("extern crate dylib source: {:?}", src.0);
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}
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if let Some(src) = source.rlib {
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println!("extern crate rlib source: {:?}", src.0);
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}
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} else {
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println!("weird extern crate without a crate id");
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hir::ImplItemKind::Const(_, ref e) => {
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println!("associated constant");
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print_expr(cx, e, 1);
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},
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hir::ImplItemKind::Method(..) => println!("method"),
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hir::ImplItemKind::Type(_) => println!("associated type"),
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}
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}
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hir::ItemUse(ref path) => println!("{:?}", path.node),
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hir::ItemStatic(..) => println!("static item: {:#?}", cx.tcx.opt_lookup_item_type(did)),
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hir::ItemConst(..) => println!("const item: {:#?}", cx.tcx.opt_lookup_item_type(did)),
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hir::ItemFn(..) => {
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let item_ty = cx.tcx.opt_lookup_item_type(did);
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println!("function: {:#?}", item_ty);
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},
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hir::ItemMod(..) => println!("module"),
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hir::ItemForeignMod(ref fm) => println!("foreign module with abi: {}", fm.abi),
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hir::ItemTy(..) => {
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println!("type alias: {:?}", cx.tcx.opt_lookup_item_type(did));
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},
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hir::ItemEnum(..) => {
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println!("enum definition: {:?}", cx.tcx.opt_lookup_item_type(did));
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},
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hir::ItemStruct(..) => {
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println!("struct definition: {:?}", cx.tcx.opt_lookup_item_type(did));
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},
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hir::ItemUnion(..) => {
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println!("union definition: {:?}", cx.tcx.opt_lookup_item_type(did));
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},
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hir::ItemTrait(..) => {
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println!("trait decl");
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if cx.tcx.trait_has_default_impl(did) {
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println!("trait has a default impl");
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} else {
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println!("trait has no default impl");
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}
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},
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hir::ItemDefaultImpl(_, ref trait_ref) => {
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let trait_did = cx.tcx.map.local_def_id(trait_ref.ref_id);
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println!("default impl for `{:?}`", cx.tcx.item_path_str(trait_did));
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},
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hir::ItemImpl(_, _, _, Some(ref trait_ref), _, _) => {
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let trait_did = cx.tcx.map.local_def_id(trait_ref.ref_id);
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println!("impl of trait `{:?}`", cx.tcx.item_path_str(trait_did));
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},
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hir::ItemImpl(_, _, _, None, _, _) => {
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println!("impl");
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},
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}
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}
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/*
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fn check_impl_item(&mut self, cx: &LateContext, item: &hir::ImplItem) {
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if !has_attr(&item.attrs) {
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return;
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}
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}
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fn check_trait_item(&mut self, cx: &LateContext, item: &hir::TraitItem) {
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if !has_attr(&item.attrs) {
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return;
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@ -133,18 +88,6 @@ impl LateLintPass for Pass {
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print_expr(cx, expr, 0);
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}
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fn check_decl(&mut self, cx: &LateContext, decl: &hir::Decl) {
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if !has_attr(decl.node.attrs()) {
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return;
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}
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match decl.node {
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hir::DeclLocal(ref local) => {
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println!("local variable of type {}", cx.tcx.node_id_to_type(local.id));
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},
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hir::DeclItem(_) => println!("item decl"),
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}
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}
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/*
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fn check_arm(&mut self, cx: &LateContext, arm: &hir::Arm) {
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if !has_attr(&arm.attrs) {
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return;
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@ -164,13 +107,12 @@ impl LateLintPass for Pass {
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if !has_attr(stmt.node.attrs()) {
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return;
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}
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}
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fn check_local(&mut self, cx: &LateContext, local: &hir::Local) {
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if !has_attr(&local.attrs) {
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return;
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match stmt.node {
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hir::StmtDecl(ref decl, _) => print_decl(cx, decl),
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hir::StmtExpr(ref e, _) | hir::StmtSemi(ref e, _) => print_expr(cx, e, 0),
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}
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}
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/*
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fn check_foreign_item(&mut self, cx: &LateContext, item: &hir::ForeignItem) {
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if !has_attr(&item.attrs) {
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@ -380,6 +322,73 @@ fn print_expr(cx: &LateContext, expr: &hir::Expr, indent: usize) {
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},
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}
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}
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fn print_item(cx: &LateContext, item: &hir::Item) {
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let did = cx.tcx.map.local_def_id(item.id);
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println!("item `{}`", item.name);
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match item.vis {
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hir::Visibility::Public => println!("public"),
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hir::Visibility::Crate => println!("visible crate wide"),
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hir::Visibility::Restricted { ref path, .. } => println!("visible in module `{}`", path),
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hir::Visibility::Inherited => println!("visibility inherited from outer item"),
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}
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match item.node {
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hir::ItemExternCrate(ref _renamed_from) => {
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if let Some(crate_id) = cx.tcx.sess.cstore.extern_mod_stmt_cnum(item.id) {
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let source = cx.tcx.sess.cstore.used_crate_source(crate_id);
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if let Some(src) = source.dylib {
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println!("extern crate dylib source: {:?}", src.0);
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}
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if let Some(src) = source.rlib {
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println!("extern crate rlib source: {:?}", src.0);
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}
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} else {
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println!("weird extern crate without a crate id");
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}
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}
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hir::ItemUse(ref path) => println!("{:?}", path.node),
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hir::ItemStatic(..) => println!("static item: {:#?}", cx.tcx.opt_lookup_item_type(did)),
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hir::ItemConst(..) => println!("const item: {:#?}", cx.tcx.opt_lookup_item_type(did)),
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hir::ItemFn(..) => {
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let item_ty = cx.tcx.opt_lookup_item_type(did);
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println!("function: {:#?}", item_ty);
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},
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hir::ItemMod(..) => println!("module"),
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hir::ItemForeignMod(ref fm) => println!("foreign module with abi: {}", fm.abi),
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hir::ItemTy(..) => {
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println!("type alias: {:?}", cx.tcx.opt_lookup_item_type(did));
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},
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hir::ItemEnum(..) => {
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println!("enum definition: {:?}", cx.tcx.opt_lookup_item_type(did));
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},
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hir::ItemStruct(..) => {
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println!("struct definition: {:?}", cx.tcx.opt_lookup_item_type(did));
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},
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hir::ItemUnion(..) => {
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println!("union definition: {:?}", cx.tcx.opt_lookup_item_type(did));
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},
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hir::ItemTrait(..) => {
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println!("trait decl");
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if cx.tcx.trait_has_default_impl(did) {
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println!("trait has a default impl");
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} else {
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println!("trait has no default impl");
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}
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},
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hir::ItemDefaultImpl(_, ref trait_ref) => {
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let trait_did = cx.tcx.map.local_def_id(trait_ref.ref_id);
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println!("default impl for `{:?}`", cx.tcx.item_path_str(trait_did));
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},
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hir::ItemImpl(_, _, _, Some(ref trait_ref), _, _) => {
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let trait_did = cx.tcx.map.local_def_id(trait_ref.ref_id);
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println!("impl of trait `{:?}`", cx.tcx.item_path_str(trait_did));
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},
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hir::ItemImpl(_, _, _, None, _, _) => {
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println!("impl");
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},
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}
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}
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fn print_pat(cx: &LateContext, pat: &hir::Pat, indent: usize) {
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let ind = " ".repeat(indent);
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println!("{}+", ind);
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