2016-10-18 14:57:39 +00:00
|
|
|
//! checks for attributes
|
|
|
|
|
2018-05-30 08:15:50 +00:00
|
|
|
use crate::utils::get_attr;
|
2018-12-29 15:04:45 +00:00
|
|
|
use rustc::hir;
|
|
|
|
use rustc::hir::print;
|
2019-02-28 15:44:42 +00:00
|
|
|
use rustc::lint::{LateContext, LateLintPass, LintArray, LintContext, LintPass};
|
|
|
|
use rustc::session::Session;
|
2018-12-29 15:04:45 +00:00
|
|
|
use rustc::{declare_tool_lint, lint_array};
|
|
|
|
use syntax::ast::Attribute;
|
2016-10-18 14:57:39 +00:00
|
|
|
|
2018-10-23 21:03:23 +00:00
|
|
|
/// **What it does:** Dumps every ast/hir node which has the `#[clippy::dump]`
|
2017-08-09 07:30:56 +00:00
|
|
|
/// attribute
|
2016-10-18 14:57:39 +00:00
|
|
|
///
|
|
|
|
/// **Example:**
|
|
|
|
/// ```rust
|
2018-10-23 21:03:23 +00:00
|
|
|
/// #[clippy::dump]
|
2016-10-18 14:57:39 +00:00
|
|
|
/// extern crate foo;
|
|
|
|
/// ```
|
2016-10-24 14:30:22 +00:00
|
|
|
///
|
|
|
|
/// prints
|
|
|
|
///
|
|
|
|
/// ```
|
|
|
|
/// item `foo`
|
|
|
|
/// visibility inherited from outer item
|
|
|
|
/// extern crate dylib source: "/path/to/foo.so"
|
|
|
|
/// ```
|
2018-03-28 13:24:26 +00:00
|
|
|
declare_clippy_lint! {
|
2016-10-18 14:57:39 +00:00
|
|
|
pub DEEP_CODE_INSPECTION,
|
2018-03-29 11:41:53 +00:00
|
|
|
internal_warn,
|
2016-10-18 14:57:39 +00:00
|
|
|
"helper to dump info about code"
|
|
|
|
}
|
|
|
|
|
|
|
|
pub struct Pass;
|
|
|
|
|
|
|
|
impl LintPass for Pass {
|
|
|
|
fn get_lints(&self) -> LintArray {
|
|
|
|
lint_array!(DEEP_CODE_INSPECTION)
|
|
|
|
}
|
2019-01-26 19:40:55 +00:00
|
|
|
|
|
|
|
fn name(&self) -> &'static str {
|
|
|
|
"DeepCodeInspector"
|
|
|
|
}
|
2016-10-18 14:57:39 +00:00
|
|
|
}
|
|
|
|
|
2016-12-07 12:13:40 +00:00
|
|
|
impl<'a, 'tcx> LateLintPass<'a, 'tcx> for Pass {
|
|
|
|
fn check_item(&mut self, cx: &LateContext<'a, 'tcx>, item: &'tcx hir::Item) {
|
2019-02-28 15:44:42 +00:00
|
|
|
if !has_attr(cx.sess(), &item.attrs) {
|
2016-10-18 14:57:39 +00:00
|
|
|
return;
|
|
|
|
}
|
2016-10-24 12:29:09 +00:00
|
|
|
print_item(cx, item);
|
|
|
|
}
|
|
|
|
|
2016-12-07 12:13:40 +00:00
|
|
|
fn check_impl_item(&mut self, cx: &LateContext<'a, 'tcx>, item: &'tcx hir::ImplItem) {
|
2019-02-28 15:44:42 +00:00
|
|
|
if !has_attr(cx.sess(), &item.attrs) {
|
2016-10-24 12:29:09 +00:00
|
|
|
return;
|
|
|
|
}
|
2018-06-28 13:46:58 +00:00
|
|
|
println!("impl item `{}`", item.ident.name);
|
2018-07-02 17:07:12 +00:00
|
|
|
match item.vis.node {
|
|
|
|
hir::VisibilityKind::Public => println!("public"),
|
|
|
|
hir::VisibilityKind::Crate(_) => println!("visible crate wide"),
|
|
|
|
hir::VisibilityKind::Restricted { ref path, .. } => println!(
|
2017-09-05 09:33:04 +00:00
|
|
|
"visible in module `{}`",
|
|
|
|
print::to_string(print::NO_ANN, |s| s.print_path(path, false))
|
|
|
|
),
|
2018-07-02 17:07:12 +00:00
|
|
|
hir::VisibilityKind::Inherited => println!("visibility inherited from outer item"),
|
2016-10-18 14:57:39 +00:00
|
|
|
}
|
2016-10-24 12:29:09 +00:00
|
|
|
if item.defaultness.is_default() {
|
|
|
|
println!("default");
|
|
|
|
}
|
2016-10-18 14:57:39 +00:00
|
|
|
match item.node {
|
2017-01-04 22:18:11 +00:00
|
|
|
hir::ImplItemKind::Const(_, body_id) => {
|
2016-10-24 12:29:09 +00:00
|
|
|
println!("associated constant");
|
2018-12-08 00:56:03 +00:00
|
|
|
print_expr(cx, &cx.tcx.hir().body(body_id).value, 1);
|
2016-10-18 14:57:39 +00:00
|
|
|
},
|
2016-10-24 12:29:09 +00:00
|
|
|
hir::ImplItemKind::Method(..) => println!("method"),
|
|
|
|
hir::ImplItemKind::Type(_) => println!("associated type"),
|
2018-07-20 02:59:07 +00:00
|
|
|
hir::ImplItemKind::Existential(_) => println!("existential type"),
|
2016-10-18 14:57:39 +00:00
|
|
|
}
|
|
|
|
}
|
2017-08-09 07:30:56 +00:00
|
|
|
// fn check_trait_item(&mut self, cx: &LateContext<'a, 'tcx>, item: &'tcx
|
|
|
|
// hir::TraitItem) {
|
2016-12-20 17:21:30 +00:00
|
|
|
// if !has_attr(&item.attrs) {
|
|
|
|
// return;
|
|
|
|
// }
|
|
|
|
// }
|
|
|
|
//
|
2017-08-09 07:30:56 +00:00
|
|
|
// fn check_variant(&mut self, cx: &LateContext<'a, 'tcx>, var: &'tcx
|
|
|
|
// hir::Variant, _:
|
2016-12-21 09:25:14 +00:00
|
|
|
// &hir::Generics) {
|
2016-12-20 17:21:30 +00:00
|
|
|
// if !has_attr(&var.node.attrs) {
|
|
|
|
// return;
|
|
|
|
// }
|
|
|
|
// }
|
|
|
|
//
|
2017-08-09 07:30:56 +00:00
|
|
|
// fn check_struct_field(&mut self, cx: &LateContext<'a, 'tcx>, field: &'tcx
|
|
|
|
// hir::StructField) {
|
2016-12-20 17:21:30 +00:00
|
|
|
// if !has_attr(&field.attrs) {
|
|
|
|
// return;
|
|
|
|
// }
|
|
|
|
// }
|
|
|
|
//
|
2016-10-18 14:57:39 +00:00
|
|
|
|
2016-12-07 12:13:40 +00:00
|
|
|
fn check_expr(&mut self, cx: &LateContext<'a, 'tcx>, expr: &'tcx hir::Expr) {
|
2019-02-28 15:44:42 +00:00
|
|
|
if !has_attr(cx.sess(), &expr.attrs) {
|
2016-10-18 14:57:39 +00:00
|
|
|
return;
|
|
|
|
}
|
2016-10-24 12:28:58 +00:00
|
|
|
print_expr(cx, expr, 0);
|
2016-10-18 14:57:39 +00:00
|
|
|
}
|
|
|
|
|
2016-12-07 12:13:40 +00:00
|
|
|
fn check_arm(&mut self, cx: &LateContext<'a, 'tcx>, arm: &'tcx hir::Arm) {
|
2019-02-28 15:44:42 +00:00
|
|
|
if !has_attr(cx.sess(), &arm.attrs) {
|
2016-10-18 14:57:39 +00:00
|
|
|
return;
|
|
|
|
}
|
2016-10-24 12:28:58 +00:00
|
|
|
for pat in &arm.pats {
|
|
|
|
print_pat(cx, pat, 1);
|
|
|
|
}
|
|
|
|
if let Some(ref guard) = arm.guard {
|
|
|
|
println!("guard:");
|
2018-09-02 07:38:25 +00:00
|
|
|
print_guard(cx, guard, 1);
|
2016-10-24 12:28:58 +00:00
|
|
|
}
|
|
|
|
println!("body:");
|
|
|
|
print_expr(cx, &arm.body, 1);
|
2016-10-18 14:57:39 +00:00
|
|
|
}
|
|
|
|
|
2016-12-07 12:13:40 +00:00
|
|
|
fn check_stmt(&mut self, cx: &LateContext<'a, 'tcx>, stmt: &'tcx hir::Stmt) {
|
2019-02-28 15:44:42 +00:00
|
|
|
if !has_attr(cx.sess(), stmt.node.attrs()) {
|
2016-10-18 14:57:39 +00:00
|
|
|
return;
|
|
|
|
}
|
2016-10-24 12:29:09 +00:00
|
|
|
match stmt.node {
|
2019-01-20 10:21:30 +00:00
|
|
|
hir::StmtKind::Local(ref local) => {
|
2019-02-13 21:06:19 +00:00
|
|
|
println!("local variable of type {}", cx.tables.node_type(local.hir_id));
|
2019-01-20 10:21:30 +00:00
|
|
|
println!("pattern:");
|
|
|
|
print_pat(cx, &local.pat, 0);
|
|
|
|
if let Some(ref e) = local.init {
|
|
|
|
println!("init expression:");
|
|
|
|
print_expr(cx, e, 0);
|
|
|
|
}
|
2019-01-20 10:49:45 +00:00
|
|
|
},
|
2019-01-20 10:21:30 +00:00
|
|
|
hir::StmtKind::Item(_) => println!("item decl"),
|
|
|
|
hir::StmtKind::Expr(ref e) | hir::StmtKind::Semi(ref e) => print_expr(cx, e, 0),
|
2016-10-18 14:57:39 +00:00
|
|
|
}
|
|
|
|
}
|
2017-08-09 07:30:56 +00:00
|
|
|
// fn check_foreign_item(&mut self, cx: &LateContext<'a, 'tcx>, item: &'tcx
|
|
|
|
// hir::ForeignItem) {
|
2016-12-20 17:21:30 +00:00
|
|
|
// if !has_attr(&item.attrs) {
|
|
|
|
// return;
|
|
|
|
// }
|
|
|
|
// }
|
|
|
|
//
|
2016-10-18 14:57:39 +00:00
|
|
|
}
|
|
|
|
|
2019-02-28 15:44:42 +00:00
|
|
|
fn has_attr(sess: &Session, attrs: &[Attribute]) -> bool {
|
|
|
|
get_attr(sess, attrs, "dump").count() > 0
|
2016-10-18 14:57:39 +00:00
|
|
|
}
|
2016-10-24 12:28:58 +00:00
|
|
|
|
2018-10-11 22:18:58 +00:00
|
|
|
#[allow(clippy::similar_names)]
|
2018-07-23 11:01:12 +00:00
|
|
|
fn print_expr(cx: &LateContext<'_, '_>, expr: &hir::Expr, indent: usize) {
|
2016-10-24 12:28:58 +00:00
|
|
|
let ind = " ".repeat(indent);
|
|
|
|
println!("{}+", ind);
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}ty: {}", ind, cx.tables.expr_ty(expr));
|
2017-08-15 09:10:49 +00:00
|
|
|
println!("{}adjustments: {:?}", ind, cx.tables.adjustments().get(expr.hir_id));
|
2016-10-24 12:28:58 +00:00
|
|
|
match expr.node {
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Box(ref e) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Box", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
print_expr(cx, e, indent + 1);
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Array(ref v) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Array", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
for e in v {
|
|
|
|
print_expr(cx, e, indent + 1);
|
|
|
|
}
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Call(ref func, ref args) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Call", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}function:", ind);
|
|
|
|
print_expr(cx, func, indent + 1);
|
|
|
|
println!("{}arguments:", ind);
|
|
|
|
for arg in args {
|
|
|
|
print_expr(cx, arg, indent + 1);
|
|
|
|
}
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::MethodCall(ref path, _, ref args) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}MethodCall", ind);
|
2018-06-28 13:46:58 +00:00
|
|
|
println!("{}method name: {}", ind, path.ident.name);
|
2016-10-24 12:28:58 +00:00
|
|
|
for arg in args {
|
|
|
|
print_expr(cx, arg, indent + 1);
|
|
|
|
}
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Tup(ref v) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Tup", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
for e in v {
|
|
|
|
print_expr(cx, e, indent + 1);
|
|
|
|
}
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Binary(op, ref lhs, ref rhs) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Binary", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}op: {:?}", ind, op.node);
|
|
|
|
println!("{}lhs:", ind);
|
|
|
|
print_expr(cx, lhs, indent + 1);
|
|
|
|
println!("{}rhs:", ind);
|
|
|
|
print_expr(cx, rhs, indent + 1);
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Unary(op, ref inner) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Unary", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}op: {:?}", ind, op);
|
|
|
|
print_expr(cx, inner, indent + 1);
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Lit(ref lit) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Lit", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}{:?}", ind, lit);
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Cast(ref e, ref target) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Cast", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
print_expr(cx, e, indent + 1);
|
|
|
|
println!("{}target type: {:?}", ind, target);
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Type(ref e, ref target) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Type", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
print_expr(cx, e, indent + 1);
|
|
|
|
println!("{}target type: {:?}", ind, target);
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::If(ref e, _, ref els) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}If", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}condition:", ind);
|
|
|
|
print_expr(cx, e, indent + 1);
|
|
|
|
if let Some(ref els) = *els {
|
|
|
|
println!("{}else:", ind);
|
|
|
|
print_expr(cx, els, indent + 1);
|
|
|
|
}
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::While(ref cond, _, _) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}While", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}condition:", ind);
|
|
|
|
print_expr(cx, cond, indent + 1);
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Loop(..) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Loop", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Match(ref cond, _, ref source) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Match", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}condition:", ind);
|
|
|
|
print_expr(cx, cond, indent + 1);
|
|
|
|
println!("{}source: {:?}", ind, source);
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Closure(ref clause, _, _, _, _) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Closure", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}clause: {:?}", ind, clause);
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Yield(ref sub) => {
|
2017-08-30 08:54:24 +00:00
|
|
|
println!("{}Yield", ind);
|
|
|
|
print_expr(cx, sub, indent + 1);
|
2017-09-03 21:15:15 +00:00
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Block(_, _) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Block", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Assign(ref lhs, ref rhs) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Assign", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}lhs:", ind);
|
|
|
|
print_expr(cx, lhs, indent + 1);
|
|
|
|
println!("{}rhs:", ind);
|
|
|
|
print_expr(cx, rhs, indent + 1);
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::AssignOp(ref binop, ref lhs, ref rhs) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}AssignOp", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}op: {:?}", ind, binop.node);
|
|
|
|
println!("{}lhs:", ind);
|
|
|
|
print_expr(cx, lhs, indent + 1);
|
|
|
|
println!("{}rhs:", ind);
|
|
|
|
print_expr(cx, rhs, indent + 1);
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Field(ref e, ident) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Field", ind);
|
2018-05-29 08:56:58 +00:00
|
|
|
println!("{}field name: {}", ind, ident.name);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}struct expr:", ind);
|
|
|
|
print_expr(cx, e, indent + 1);
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Index(ref arr, ref idx) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Index", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}array expr:", ind);
|
|
|
|
print_expr(cx, arr, indent + 1);
|
|
|
|
println!("{}index expr:", ind);
|
|
|
|
print_expr(cx, idx, indent + 1);
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Path(hir::QPath::Resolved(ref ty, ref path)) => {
|
2016-12-01 21:31:56 +00:00
|
|
|
println!("{}Resolved Path, {:?}", ind, ty);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}path: {:?}", ind, path);
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Path(hir::QPath::TypeRelative(ref ty, ref seg)) => {
|
2016-12-01 21:31:56 +00:00
|
|
|
println!("{}Relative Path, {:?}", ind, ty);
|
|
|
|
println!("{}seg: {:?}", ind, seg);
|
2016-12-20 17:21:30 +00:00
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::AddrOf(ref muta, ref e) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}AddrOf", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("mutability: {:?}", muta);
|
|
|
|
print_expr(cx, e, indent + 1);
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Break(_, ref e) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Break", ind);
|
2016-11-25 18:24:55 +00:00
|
|
|
if let Some(ref e) = *e {
|
|
|
|
print_expr(cx, e, indent + 1);
|
|
|
|
}
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Continue(_) => println!("{}Again", ind),
|
|
|
|
hir::ExprKind::Ret(ref e) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Ret", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
if let Some(ref e) = *e {
|
|
|
|
print_expr(cx, e, indent + 1);
|
|
|
|
}
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::InlineAsm(_, ref input, ref output) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}InlineAsm", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}inputs:", ind);
|
|
|
|
for e in input {
|
|
|
|
print_expr(cx, e, indent + 1);
|
|
|
|
}
|
|
|
|
println!("{}outputs:", ind);
|
|
|
|
for e in output {
|
|
|
|
print_expr(cx, e, indent + 1);
|
|
|
|
}
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Struct(ref path, ref fields, ref base) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Struct", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}path: {:?}", ind, path);
|
|
|
|
for field in fields {
|
2018-05-29 08:56:58 +00:00
|
|
|
println!("{}field \"{}\":", ind, field.ident.name);
|
2016-10-24 12:28:58 +00:00
|
|
|
print_expr(cx, &field.expr, indent + 1);
|
|
|
|
}
|
|
|
|
if let Some(ref base) = *base {
|
|
|
|
println!("{}base:", ind);
|
|
|
|
print_expr(cx, base, indent + 1);
|
|
|
|
}
|
|
|
|
},
|
2018-07-12 07:30:57 +00:00
|
|
|
hir::ExprKind::Repeat(ref val, ref anon_const) => {
|
2017-05-05 12:25:54 +00:00
|
|
|
println!("{}Repeat", ind);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}value:", ind);
|
|
|
|
print_expr(cx, val, indent + 1);
|
|
|
|
println!("{}repeat count:", ind);
|
2018-12-08 00:56:03 +00:00
|
|
|
print_expr(cx, &cx.tcx.hir().body(anon_const.body).value, indent + 1);
|
2016-10-24 12:28:58 +00:00
|
|
|
},
|
2018-12-28 11:29:34 +00:00
|
|
|
hir::ExprKind::Err => {
|
|
|
|
println!("{}Err", ind);
|
|
|
|
},
|
2016-10-24 12:28:58 +00:00
|
|
|
}
|
|
|
|
}
|
2016-10-24 12:29:09 +00:00
|
|
|
|
2018-07-23 11:01:12 +00:00
|
|
|
fn print_item(cx: &LateContext<'_, '_>, item: &hir::Item) {
|
2019-03-01 12:26:06 +00:00
|
|
|
let did = cx.tcx.hir().local_def_id_from_hir_id(item.hir_id);
|
2018-12-30 00:09:24 +00:00
|
|
|
println!("item `{}`", item.ident.name);
|
2018-07-02 17:07:12 +00:00
|
|
|
match item.vis.node {
|
|
|
|
hir::VisibilityKind::Public => println!("public"),
|
|
|
|
hir::VisibilityKind::Crate(_) => println!("visible crate wide"),
|
|
|
|
hir::VisibilityKind::Restricted { ref path, .. } => println!(
|
2017-09-05 09:33:04 +00:00
|
|
|
"visible in module `{}`",
|
|
|
|
print::to_string(print::NO_ANN, |s| s.print_path(path, false))
|
|
|
|
),
|
2018-07-02 17:07:12 +00:00
|
|
|
hir::VisibilityKind::Inherited => println!("visibility inherited from outer item"),
|
2016-10-24 12:29:09 +00:00
|
|
|
}
|
|
|
|
match item.node {
|
2018-07-16 13:07:39 +00:00
|
|
|
hir::ItemKind::ExternCrate(ref _renamed_from) => {
|
2019-03-01 12:26:06 +00:00
|
|
|
let def_id = cx.tcx.hir().local_def_id_from_hir_id(item.hir_id);
|
2017-09-12 12:26:40 +00:00
|
|
|
if let Some(crate_id) = cx.tcx.extern_mod_stmt_cnum(def_id) {
|
2017-09-09 05:23:08 +00:00
|
|
|
let source = cx.tcx.used_crate_source(crate_id);
|
|
|
|
if let Some(ref src) = source.dylib {
|
2016-10-24 12:29:09 +00:00
|
|
|
println!("extern crate dylib source: {:?}", src.0);
|
|
|
|
}
|
2017-09-09 05:23:08 +00:00
|
|
|
if let Some(ref src) = source.rlib {
|
2016-10-24 12:29:09 +00:00
|
|
|
println!("extern crate rlib source: {:?}", src.0);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
println!("weird extern crate without a crate id");
|
|
|
|
}
|
2016-12-20 17:21:30 +00:00
|
|
|
},
|
2018-07-16 13:07:39 +00:00
|
|
|
hir::ItemKind::Use(ref path, ref kind) => println!("{:?}, {:?}", path, kind),
|
|
|
|
hir::ItemKind::Static(..) => println!("static item of type {:#?}", cx.tcx.type_of(did)),
|
|
|
|
hir::ItemKind::Const(..) => println!("const item of type {:#?}", cx.tcx.type_of(did)),
|
|
|
|
hir::ItemKind::Fn(..) => {
|
2017-04-27 12:00:35 +00:00
|
|
|
let item_ty = cx.tcx.type_of(did);
|
2016-11-18 12:21:07 +00:00
|
|
|
println!("function of type {:#?}", item_ty);
|
2016-10-24 12:29:09 +00:00
|
|
|
},
|
2018-07-16 13:07:39 +00:00
|
|
|
hir::ItemKind::Mod(..) => println!("module"),
|
|
|
|
hir::ItemKind::ForeignMod(ref fm) => println!("foreign module with abi: {}", fm.abi),
|
|
|
|
hir::ItemKind::GlobalAsm(ref asm) => println!("global asm: {:?}", asm),
|
|
|
|
hir::ItemKind::Ty(..) => {
|
2017-04-27 12:00:35 +00:00
|
|
|
println!("type alias for {:?}", cx.tcx.type_of(did));
|
2016-10-24 12:29:09 +00:00
|
|
|
},
|
2018-07-16 13:07:39 +00:00
|
|
|
hir::ItemKind::Existential(..) => {
|
2018-06-19 07:56:37 +00:00
|
|
|
println!("existential type with real type {:?}", cx.tcx.type_of(did));
|
|
|
|
},
|
2018-07-16 13:07:39 +00:00
|
|
|
hir::ItemKind::Enum(..) => {
|
2017-04-27 12:00:35 +00:00
|
|
|
println!("enum definition of type {:?}", cx.tcx.type_of(did));
|
2016-10-24 12:29:09 +00:00
|
|
|
},
|
2018-07-16 13:07:39 +00:00
|
|
|
hir::ItemKind::Struct(..) => {
|
2017-04-27 12:00:35 +00:00
|
|
|
println!("struct definition of type {:?}", cx.tcx.type_of(did));
|
2016-10-24 12:29:09 +00:00
|
|
|
},
|
2018-07-16 13:07:39 +00:00
|
|
|
hir::ItemKind::Union(..) => {
|
2017-04-27 12:00:35 +00:00
|
|
|
println!("union definition of type {:?}", cx.tcx.type_of(did));
|
2016-10-24 12:29:09 +00:00
|
|
|
},
|
2018-07-16 13:07:39 +00:00
|
|
|
hir::ItemKind::Trait(..) => {
|
2016-10-24 12:29:09 +00:00
|
|
|
println!("trait decl");
|
2017-11-05 12:19:11 +00:00
|
|
|
if cx.tcx.trait_is_auto(did) {
|
|
|
|
println!("trait is auto");
|
2016-10-24 12:29:09 +00:00
|
|
|
} else {
|
2017-11-05 12:19:11 +00:00
|
|
|
println!("trait is not auto");
|
2016-10-24 12:29:09 +00:00
|
|
|
}
|
|
|
|
},
|
2018-07-16 13:07:39 +00:00
|
|
|
hir::ItemKind::TraitAlias(..) => {
|
2017-12-15 09:02:39 +00:00
|
|
|
println!("trait alias");
|
2018-11-27 20:14:15 +00:00
|
|
|
},
|
2018-07-16 13:07:39 +00:00
|
|
|
hir::ItemKind::Impl(_, _, _, _, Some(ref _trait_ref), _, _) => {
|
2016-12-01 21:31:56 +00:00
|
|
|
println!("trait impl");
|
2016-10-24 12:29:09 +00:00
|
|
|
},
|
2018-07-16 13:07:39 +00:00
|
|
|
hir::ItemKind::Impl(_, _, _, _, None, _, _) => {
|
2016-10-24 12:29:09 +00:00
|
|
|
println!("impl");
|
|
|
|
},
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2018-10-11 22:18:58 +00:00
|
|
|
#[allow(clippy::similar_names)]
|
2018-07-23 11:01:12 +00:00
|
|
|
fn print_pat(cx: &LateContext<'_, '_>, pat: &hir::Pat, indent: usize) {
|
2016-10-24 12:28:58 +00:00
|
|
|
let ind = " ".repeat(indent);
|
|
|
|
println!("{}+", ind);
|
|
|
|
match pat.node {
|
|
|
|
hir::PatKind::Wild => println!("{}Wild", ind),
|
2019-02-03 07:12:07 +00:00
|
|
|
hir::PatKind::Binding(ref mode, .., ident, ref inner) => {
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}Binding", ind);
|
|
|
|
println!("{}mode: {:?}", ind, mode);
|
2018-06-28 13:46:58 +00:00
|
|
|
println!("{}name: {}", ind, ident.name);
|
2016-10-24 12:28:58 +00:00
|
|
|
if let Some(ref inner) = *inner {
|
|
|
|
println!("{}inner:", ind);
|
|
|
|
print_pat(cx, inner, indent + 1);
|
|
|
|
}
|
|
|
|
},
|
|
|
|
hir::PatKind::Struct(ref path, ref fields, ignore) => {
|
|
|
|
println!("{}Struct", ind);
|
2017-08-09 07:30:56 +00:00
|
|
|
println!(
|
|
|
|
"{}name: {}",
|
|
|
|
ind,
|
|
|
|
print::to_string(print::NO_ANN, |s| s.print_qpath(path, false))
|
|
|
|
);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}ignore leftover fields: {}", ind, ignore);
|
|
|
|
println!("{}fields:", ind);
|
|
|
|
for field in fields {
|
2018-05-29 08:56:58 +00:00
|
|
|
println!("{} field name: {}", ind, field.node.ident.name);
|
2016-10-24 12:28:58 +00:00
|
|
|
if field.node.is_shorthand {
|
|
|
|
println!("{} in shorthand notation", ind);
|
|
|
|
}
|
|
|
|
print_pat(cx, &field.node.pat, indent + 1);
|
|
|
|
}
|
|
|
|
},
|
2016-10-24 13:16:21 +00:00
|
|
|
hir::PatKind::TupleStruct(ref path, ref fields, opt_dots_position) => {
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}TupleStruct", ind);
|
2017-08-09 07:30:56 +00:00
|
|
|
println!(
|
|
|
|
"{}path: {}",
|
|
|
|
ind,
|
|
|
|
print::to_string(print::NO_ANN, |s| s.print_qpath(path, false))
|
|
|
|
);
|
2016-10-24 12:28:58 +00:00
|
|
|
if let Some(dot_position) = opt_dots_position {
|
|
|
|
println!("{}dot position: {}", ind, dot_position);
|
|
|
|
}
|
2016-10-24 13:16:21 +00:00
|
|
|
for field in fields {
|
|
|
|
print_pat(cx, field, indent + 1);
|
2016-10-24 12:28:58 +00:00
|
|
|
}
|
|
|
|
},
|
2016-12-01 21:31:56 +00:00
|
|
|
hir::PatKind::Path(hir::QPath::Resolved(ref ty, ref path)) => {
|
|
|
|
println!("{}Resolved Path, {:?}", ind, ty);
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}path: {:?}", ind, path);
|
|
|
|
},
|
2016-12-01 21:31:56 +00:00
|
|
|
hir::PatKind::Path(hir::QPath::TypeRelative(ref ty, ref seg)) => {
|
|
|
|
println!("{}Relative Path, {:?}", ind, ty);
|
|
|
|
println!("{}seg: {:?}", ind, seg);
|
|
|
|
},
|
2016-10-24 12:28:58 +00:00
|
|
|
hir::PatKind::Tuple(ref pats, opt_dots_position) => {
|
|
|
|
println!("{}Tuple", ind);
|
|
|
|
if let Some(dot_position) = opt_dots_position {
|
|
|
|
println!("{}dot position: {}", ind, dot_position);
|
|
|
|
}
|
|
|
|
for field in pats {
|
2016-10-24 13:16:21 +00:00
|
|
|
print_pat(cx, field, indent + 1);
|
2016-10-24 12:28:58 +00:00
|
|
|
}
|
|
|
|
},
|
|
|
|
hir::PatKind::Box(ref inner) => {
|
|
|
|
println!("{}Box", ind);
|
|
|
|
print_pat(cx, inner, indent + 1);
|
|
|
|
},
|
|
|
|
hir::PatKind::Ref(ref inner, ref muta) => {
|
|
|
|
println!("{}Ref", ind);
|
|
|
|
println!("{}mutability: {:?}", ind, muta);
|
|
|
|
print_pat(cx, inner, indent + 1);
|
|
|
|
},
|
|
|
|
hir::PatKind::Lit(ref e) => {
|
|
|
|
println!("{}Lit", ind);
|
|
|
|
print_expr(cx, e, indent + 1);
|
|
|
|
},
|
2017-01-26 22:32:34 +00:00
|
|
|
hir::PatKind::Range(ref l, ref r, ref range_end) => {
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}Range", ind);
|
|
|
|
print_expr(cx, l, indent + 1);
|
|
|
|
print_expr(cx, r, indent + 1);
|
2017-01-26 22:32:34 +00:00
|
|
|
match *range_end {
|
|
|
|
hir::RangeEnd::Included => println!("{} end included", ind),
|
|
|
|
hir::RangeEnd::Excluded => println!("{} end excluded", ind),
|
|
|
|
}
|
2016-10-24 12:28:58 +00:00
|
|
|
},
|
2016-10-24 13:16:21 +00:00
|
|
|
hir::PatKind::Slice(ref first_pats, ref range, ref last_pats) => {
|
2016-10-24 12:28:58 +00:00
|
|
|
println!("{}Slice [a, b, ..i, y, z]", ind);
|
|
|
|
println!("[a, b]:");
|
2016-10-24 13:16:21 +00:00
|
|
|
for pat in first_pats {
|
2016-10-24 12:28:58 +00:00
|
|
|
print_pat(cx, pat, indent + 1);
|
|
|
|
}
|
|
|
|
println!("i:");
|
|
|
|
if let Some(ref pat) = *range {
|
|
|
|
print_pat(cx, pat, indent + 1);
|
|
|
|
}
|
|
|
|
println!("[y, z]:");
|
2016-10-24 13:16:21 +00:00
|
|
|
for pat in last_pats {
|
2016-10-24 12:28:58 +00:00
|
|
|
print_pat(cx, pat, indent + 1);
|
|
|
|
}
|
|
|
|
},
|
|
|
|
}
|
|
|
|
}
|
2018-09-02 07:38:25 +00:00
|
|
|
|
|
|
|
fn print_guard(cx: &LateContext<'_, '_>, guard: &hir::Guard, indent: usize) {
|
|
|
|
let ind = " ".repeat(indent);
|
|
|
|
println!("{}+", ind);
|
|
|
|
match guard {
|
|
|
|
hir::Guard::If(expr) => {
|
|
|
|
println!("{}If", ind);
|
|
|
|
print_expr(cx, expr, indent + 1);
|
2018-11-27 20:14:15 +00:00
|
|
|
},
|
2018-09-02 07:38:25 +00:00
|
|
|
}
|
|
|
|
}
|