Resolve/work around the latest Clippy complaints

Author: pkgw

crates/engine_spx2html/src/specials.rs

@@ -6,6 +6,7 @@
 use std::fmt::{Display, Error, Formatter};
 use tectonic_status_base::{tt_warning, StatusBackend};
 
+#[allow(clippy::enum_variant_names)]
 #[derive(Debug, Clone, Copy, Eq, PartialEq)]
 pub(crate) enum Special<'a> {
     AddTemplate(&'a str),

tests/driver.rs

@@ -8,10 +8,10 @@
 //! ProcessingSessionBuilder will need to learn how to tell `xdvipdfmx` to
 //! enable the reproducibility options used in the `tex-outputs` test rig.
 
-use tectonic::config::PersistentConfig;
-use tectonic::driver::ProcessingSessionBuilder;
-use tectonic::status::termcolor::TermcolorStatusBackend;
-use tectonic::status::ChatterLevel;
+use tectonic::{
+    config::PersistentConfig, driver::ProcessingSessionBuilder,
+    status::termcolor::TermcolorStatusBackend, status::ChatterLevel, test_util::TestBundle,
+};
 
 mod util;
 
@@ -26,7 +26,7 @@ fn the_letter_a() {
     // The "Normal" chatter escapes the test rig's attempts to eat stdout ...
     let mut status = TermcolorStatusBackend::new(ChatterLevel::Minimal);
 
-    let bundle = util::TestBundle::default();
+    let bundle = TestBundle::default();
 
     let tempdir = tempfile::Builder::new()
         .prefix("tectonic_driver_test")

tests/util/mod.rs

@@ -22,7 +22,7 @@ use std::{
 use tectonic::{errors::Result, io::memory::MemoryFileCollection};
 use tectonic_bridge_core::{CoreBridgeLauncher, MinimalDriver};
 
-pub use tectonic::test_util::{test_path, TestBundle};
+pub use tectonic::test_util::test_path;
 
 /// Set the magic environment variable that enables the testing infrastructure
 /// embedded in the main Tectonic crate. This function is separated out from