From 97bc94e9fe6e99529c9734ba4da0f12ebb6e195d Mon Sep 17 00:00:00 2001
From: Michael Goulet <michael@errs.io>
Date: Wed, 4 Jan 2023 22:10:13 +0000
Subject: [PATCH] Delete 'full type name' notes

---
 src/normalize.rs |  9 +++++++++
 src/tests.rs     | 29 +++++++++++++++++++++++++++++
 2 files changed, 38 insertions(+)

diff --git a/src/normalize.rs b/src/normalize.rs
index 30e600c..37bb3cb 100644
--- a/src/normalize.rs
+++ b/src/normalize.rs
@@ -48,6 +48,7 @@ normalizations! {
     LinesOutsideInputFile,
     Unindent,
     AndOthers,
+    StripLongTypeNameFiles,
     // New normalization steps are to be inserted here at the end so that any
     // snapshots saved before your normalization change remain passing.
 }
@@ -356,6 +357,14 @@ impl<'a> Filter<'a> {
             }
         }
 
+        if self.normalization >= StripLongTypeNameFiles {
+            let trimmed_line = line.trim_start();
+            let trimmed_line = trimmed_line.strip_prefix("= note: ").unwrap_or(trimmed_line);
+            if trimmed_line.starts_with("the full type name has been written to") {
+                return None;
+            }
+        }
+
         line = line.replace(self.context.krate, "$CRATE");
         line = replace_case_insensitive(&line, &self.context.source_dir.to_string_lossy(), "$DIR/");
         line = replace_case_insensitive(
diff --git a/src/tests.rs b/src/tests.rs
index d857079..5899705 100644
--- a/src/tests.rs
+++ b/src/tests.rs
@@ -396,3 +396,32 @@ error[E0277]: no implementation for `u8 >> &str`
             <&'a i128 as Shr<u16>>
           and $N others
 "}
+
+test_normalize! {test_long_file_names "
+error: reached the recursion limit while instantiating `test::<Cons<Cons<Cons<Cons<Cons<...>>>>>>`
+  --> src/main.rs:18:11
+   |
+18 |     _ => {test (n-1, i+1, Cons {head:2*i+1, tail:first}, Cons{head:i*i, tail:second})}
+   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+   |
+note: `test` defined here
+  --> src/main.rs:16:1
+   |
+16 | fn test<T:Dot> (n:isize, i:isize, first:T, second:T) ->isize {
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+   = note: the full type name has been written to `/playground/target/debug/deps/playground-c53df771d95c66fb.c7a39e8d0dd9c781.long-type-16688711729771999621.txt`
+           the full type name has been written to `/playground/target/debug/deps/playground-c53df771d95c66fb.c7a39e8d0dd9c781.long-type-16688711729771999621.txt`
+" "
+error: reached the recursion limit while instantiating `test::<Cons<Cons<Cons<Cons<Cons<...>>>>>>`
+  --> src/main.rs:18:11
+   |
+18 |     _ => {test (n-1, i+1, Cons {head:2*i+1, tail:first}, Cons{head:i*i, tail:second})}
+   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+   |
+note: `test` defined here
+  --> src/main.rs:16:1
+   |
+16 | fn test<T:Dot> (n:isize, i:isize, first:T, second:T) ->isize {
+   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+"
+}