Gate on clippy on CI

src/bootstrap/dist.rs

@@ -1330,7 +1330,7 @@ pub struct Clippy {
 }
 
 impl Step for Clippy {
-    type Output = Option<PathBuf>;
+    type Output = PathBuf;
     const ONLY_HOSTS: bool = true;
 
     fn should_run(run: ShouldRun<'_>) -> ShouldRun<'_> {
@@ -1348,7 +1348,7 @@ fn make_run(run: RunConfig<'_>) {
         });
     }
 
-    fn run(self, builder: &Builder<'_>) -> Option<PathBuf> {
+    fn run(self, builder: &Builder<'_>) -> PathBuf {
         let compiler = self.compiler;
         let target = self.target;
         assert!(builder.config.extended);
@@ -1368,16 +1368,10 @@ fn run(self, builder: &Builder<'_>) -> Option<PathBuf> {
         // state for clippy isn't testing.
         let clippy = builder
             .ensure(tool::Clippy { compiler, target, extra_features: Vec::new() })
-            .or_else(|| {
-                missing_tool("clippy", builder.build.config.missing_tools);
-                None
-            })?;
+            .expect("clippy expected to build - essential tool");
         let cargoclippy = builder
             .ensure(tool::CargoClippy { compiler, target, extra_features: Vec::new() })
-            .or_else(|| {
-                missing_tool("cargo clippy", builder.build.config.missing_tools);
-                None
-            })?;
+            .expect("clippy expected to build - essential tool");
 
         builder.install(&clippy, &image.join("bin"), 0o755);
         builder.install(&cargoclippy, &image.join("bin"), 0o755);
@@ -1416,7 +1410,7 @@ fn run(self, builder: &Builder<'_>) -> Option<PathBuf> {
         builder.info(&format!("Dist clippy stage{} ({})", compiler.stage, target));
         let _time = timeit(builder);
         builder.run(&mut cmd);
-        Some(distdir(builder).join(format!("{}-{}.tar.gz", name, target)))
+        distdir(builder).join(format!("{}-{}.tar.gz", name, target))
     }
 }
 
@@ -1683,7 +1677,7 @@ fn run(self, builder: &Builder<'_>) {
         tarballs.push(rustc_installer);
         tarballs.push(cargo_installer);
         tarballs.extend(rls_installer.clone());
-        tarballs.extend(clippy_installer.clone());
+        tarballs.push(clippy_installer);
         tarballs.extend(miri_installer.clone());
         tarballs.extend(rustfmt_installer.clone());
         tarballs.extend(llvm_tools_installer);
@@ -1761,9 +1755,6 @@ fn filter(contents: &str, marker: &str) -> String {
             if rls_installer.is_none() {
                 contents = filter(&contents, "rls");
             }
-            if clippy_installer.is_none() {
-                contents = filter(&contents, "clippy");
-            }
             if miri_installer.is_none() {
                 contents = filter(&contents, "miri");
             }
@@ -1805,13 +1796,11 @@ fn filter(contents: &str, marker: &str) -> String {
             prepare("rust-docs");
             prepare("rust-std");
             prepare("rust-analysis");
+            prepare("clippy");
 
             if rls_installer.is_some() {
                 prepare("rls");
             }
-            if clippy_installer.is_some() {
-                prepare("clippy");
-            }
             if miri_installer.is_some() {
                 prepare("miri");
             }
@@ -1863,12 +1852,10 @@ fn filter(contents: &str, marker: &str) -> String {
             prepare("rust-analysis");
             prepare("rust-docs");
             prepare("rust-std");
+            prepare("clippy");
             if rls_installer.is_some() {
                 prepare("rls");
             }
-            if clippy_installer.is_some() {
-                prepare("clippy");
-            }
             if miri_installer.is_some() {
                 prepare("miri");
             }
@@ -1989,25 +1976,23 @@ fn filter(contents: &str, marker: &str) -> String {
                         .arg(etc.join("msi/remove-duplicates.xsl")),
                 );
             }
-            if clippy_installer.is_some() {
-                builder.run(
-                    Command::new(&heat)
-                        .current_dir(&exe)
-                        .arg("dir")
-                        .arg("clippy")
-                        .args(&heat_flags)
-                        .arg("-cg")
-                        .arg("ClippyGroup")
-                        .arg("-dr")
-                        .arg("Clippy")
-                        .arg("-var")
-                        .arg("var.ClippyDir")
-                        .arg("-out")
-                        .arg(exe.join("ClippyGroup.wxs"))
-                        .arg("-t")
-                        .arg(etc.join("msi/remove-duplicates.xsl")),
-                );
-            }
+            builder.run(
+                Command::new(&heat)
+                    .current_dir(&exe)
+                    .arg("dir")
+                    .arg("clippy")
+                    .args(&heat_flags)
+                    .arg("-cg")
+                    .arg("ClippyGroup")
+                    .arg("-dr")
+                    .arg("Clippy")
+                    .arg("-var")
+                    .arg("var.ClippyDir")
+                    .arg("-out")
+                    .arg(exe.join("ClippyGroup.wxs"))
+                    .arg("-t")
+                    .arg(etc.join("msi/remove-duplicates.xsl")),
+            );
             if miri_installer.is_some() {
                 builder.run(
                     Command::new(&heat)
@@ -2073,6 +2058,7 @@ fn filter(contents: &str, marker: &str) -> String {
                     .arg("-dCargoDir=cargo")
                     .arg("-dStdDir=rust-std")
                     .arg("-dAnalysisDir=rust-analysis")
+                    .arg("-dClippyDir=clippy")
                     .arg("-arch")
                     .arg(&arch)
                     .arg("-out")
@@ -2083,9 +2069,6 @@ fn filter(contents: &str, marker: &str) -> String {
                 if rls_installer.is_some() {
                     cmd.arg("-dRlsDir=rls");
                 }
-                if clippy_installer.is_some() {
-                    cmd.arg("-dClippyDir=clippy");
-                }
                 if miri_installer.is_some() {
                     cmd.arg("-dMiriDir=miri");
                 }
@@ -2101,12 +2084,10 @@ fn filter(contents: &str, marker: &str) -> String {
             candle("DocsGroup.wxs".as_ref());
             candle("CargoGroup.wxs".as_ref());
             candle("StdGroup.wxs".as_ref());
+            candle("ClippyGroup.wxs".as_ref());
             if rls_installer.is_some() {
                 candle("RlsGroup.wxs".as_ref());
             }
-            if clippy_installer.is_some() {
-                candle("ClippyGroup.wxs".as_ref());
-            }
             if miri_installer.is_some() {
                 candle("MiriGroup.wxs".as_ref());
             }
@@ -2138,14 +2119,12 @@ fn filter(contents: &str, marker: &str) -> String {
                 .arg("CargoGroup.wixobj")
                 .arg("StdGroup.wixobj")
                 .arg("AnalysisGroup.wixobj")
+                .arg("ClippyGroup.wixobj")
                 .current_dir(&exe);
 
             if rls_installer.is_some() {
                 cmd.arg("RlsGroup.wixobj");
             }
-            if clippy_installer.is_some() {
-                cmd.arg("ClippyGroup.wixobj");
-            }
             if miri_installer.is_some() {
                 cmd.arg("MiriGroup.wixobj");
             }

src/bootstrap/install.rs

@@ -214,10 +214,8 @@ fn run($sel, $builder: &Builder<'_>) {
         }
     };
     Clippy, "clippy", Self::should_build(_config), only_hosts: true, {
-        if builder.ensure(dist::Clippy {
-            compiler: self.compiler,
-            target: self.target,
-        }).is_some() || Self::should_install(builder) {
+        builder.ensure(dist::Clippy { compiler: self.compiler, target: self.target });
+        if Self::should_install(builder) {
             install_clippy(builder, self.compiler.stage, self.target);
         } else {
             builder.info(

src/bootstrap/test.rs

@@ -548,9 +548,7 @@ fn run(self, builder: &Builder<'_>) {
 
             builder.add_rustc_lib_path(compiler, &mut cargo);
 
-            if try_run(builder, &mut cargo.into()) {
-                builder.save_toolstate("clippy-driver", ToolState::TestPass);
-            }
+            try_run(builder, &mut cargo.into());
         } else {
             eprintln!("failed to test clippy: could not build");
         }

src/bootstrap/tool.rs

@@ -652,14 +652,12 @@ fn run(mut $sel, $builder: &Builder<'_>) -> Option<PathBuf> {
     Miri, miri, "src/tools/miri", "miri", {};
     CargoMiri, miri, "src/tools/miri", "cargo-miri", {};
     Rls, rls, "src/tools/rls", "rls", {
-        let clippy = builder.ensure(Clippy {
+        builder.ensure(Clippy {
             compiler: self.compiler,
             target: self.target,
             extra_features: Vec::new(),
         });
-        if clippy.is_some() {
-            self.extra_features.push("clippy".to_owned());
-        }
+        self.extra_features.push("clippy".to_owned());
     };
     Rustfmt, rustfmt, "src/tools/rustfmt", "rustfmt", {};
 );