Ignore comments in tidy-filelength

compiler/rustc_hir/src/hir.rs

@@ -1,4 +1,3 @@
-// ignore-tidy-filelength
 use crate::def::{CtorKind, DefKind, Res};
 use crate::def_id::{DefId, CRATE_DEF_ID};
 crate use crate::hir_id::{HirId, ItemLocalId};

compiler/rustc_lint/src/builtin.rs

@@ -1,5 +1,3 @@
-// ignore-tidy-filelength
-
 //! Lints in the Rust compiler.
 //!
 //! This contains lints which can feasibly be implemented as their own

compiler/rustc_lint_defs/src/builtin.rs

@@ -1,5 +1,3 @@
-// ignore-tidy-filelength
-
 //! Some lints that are built in to the compiler.
 //!
 //! These are the built-in lints that are emitted direct in the main

compiler/rustc_middle/src/ty/layout.rs

@@ -1,4 +1,3 @@
-// ignore-tidy-filelength
 use crate::ich::StableHashingContext;
 use crate::middle::codegen_fn_attrs::CodegenFnAttrFlags;
 use crate::mir::{GeneratorLayout, GeneratorSavedLocal};

compiler/rustc_typeck/src/collect.rs

@@ -1,4 +1,3 @@
-// ignore-tidy-filelength
 //! "Collection" is the process of determining the type and other external
 //! details of each item in Rust. Collection is specifically concerned
 //! with *inter-procedural* things -- for example, for a function
@@ -15,8 +14,6 @@
 //! At present, however, we do run collection across all items in the
 //! crate as a kind of pass. This should eventually be factored away.
 
-// ignore-tidy-filelength
-
 use crate::astconv::{AstConv, SizedByDefault};
 use crate::bounds::Bounds;
 use crate::check::intrinsic::intrinsic_operation_unsafety;

library/core/src/iter/traits/iterator.rs

@@ -1,7 +1,3 @@
-// ignore-tidy-filelength
-// This file almost exclusively consists of the definition of `Iterator`. We
-// can't split that into multiple files.
-
 use crate::cmp::{self, Ordering};
 use crate::ops::{ControlFlow, Try};
 

library/core/src/slice/iter.rs

@@ -1,4 +1,3 @@
-// ignore-tidy-filelength
 //! Definitions of a bunch of iterators for `[T]`.
 
 #[macro_use] // import iterator! and forward_iterator!

library/core/src/slice/mod.rs

@@ -1,5 +1,3 @@
-// ignore-tidy-filelength
-
 //! Slice management and manipulation.
 //!
 //! For more details see [`std::slice`].

library/std/src/collections/hash/map.rs

@@ -1,5 +1,3 @@
-// ignore-tidy-filelength
-
 #[cfg(test)]
 mod tests;
 

src/tools/tidy/src/style.rs

@@ -344,7 +344,10 @@ pub fn check(path: &Path, bad: &mut bool) {
             } else {
                 trailing_new_lines = 0;
             }
-            lines = i;
+
+            if !line.trim().starts_with("//") {
+                lines += 1;
+            }
         }
         if leading_new_lines {
             tidy_error!(bad, "{}: leading newline", file.display());