From a379d1445cd7af09406ee8a45c5a72dc95e5d48f Mon Sep 17 00:00:00 2001
From: jtnunley <jtnunley01@gmail.com>
Date: Fri, 6 Jan 2023 10:08:36 -0800
Subject: [PATCH] Increase code coverage by marking certain branches

---
 src/error.rs      | 1 +
 src/loop_logic.rs | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/src/error.rs b/src/error.rs
index 2dc781a4..5ae27f66 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -44,6 +44,7 @@ pub enum Error {
 impl From<nix::errno::Errno> for Error {
     /// Converts a [`nix::Error`] into a wrapped version of the equivalent
     /// [`std::io::Error`].
+    #[cfg_attr(coverage, no_coverage)]
     fn from(err: nix::errno::Errno) -> Self {
         Into::<std::io::Error>::into(err).into()
     }
diff --git a/src/loop_logic.rs b/src/loop_logic.rs
index dc349a09..3aefd8b6 100644
--- a/src/loop_logic.rs
+++ b/src/loop_logic.rs
@@ -127,6 +127,8 @@ impl<'l, Data> LoopHandle<'l, Data> {
 
         // Make sure we won't overflow the token.
         if sources.vacant_key() >= MAX_SOURCES_TOTAL {
+            // We probably can't hit this branch unless we OOM.
+            #[cfg_attr(coverage, no_coverage)]
             return Err(crate::Error::IoError(std::io::Error::new(
                 std::io::ErrorKind::Other,
                 "Too many sources",