Remove the expand-yaml-anchors tool

Cargo.lock

@@ -1256,14 +1256,6 @@ dependencies = [
  "mdbook",
 ]
 
-[[package]]
-name = "expand-yaml-anchors"
-version = "0.1.0"
-dependencies = [
- "yaml-merge-keys",
- "yaml-rust",
-]
-
 [[package]]
 name = "expect-test"
 version = "1.5.0"
@@ -2244,12 +2236,6 @@ dependencies = [
  "regex",
 ]
 
-[[package]]
-name = "linked-hash-map"
-version = "0.5.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0717cef1bc8b636c6e1c1bbdefc09e6322da8a9321966e8928ef80d20f7f770f"
-
 [[package]]
 name = "lint-docs"
 version = "0.1.0"
@@ -6553,26 +6539,6 @@ dependencies = [
  "lzma-sys",
 ]
 
-[[package]]
-name = "yaml-merge-keys"
-version = "0.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fd236a7dc9bb598f349fe4a8754f49181fee50284daa15cd1ba652d722280004"
-dependencies = [
- "lazy_static",
- "thiserror",
- "yaml-rust",
-]
-
-[[package]]
-name = "yaml-rust"
-version = "0.4.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "56c1936c4cc7a1c9ab21a1ebb602eb942ba868cbd44a99cb7cdc5892335e1c85"
-dependencies = [
- "linked-hash-map",
-]
-
 [[package]]
 name = "yansi-term"
 version = "0.1.2"

Cargo.toml

@@ -31,7 +31,6 @@ members = [
   "src/tools/miri/cargo-miri",
   "src/tools/rustdoc-themes",
   "src/tools/unicode-table-generator",
-  "src/tools/expand-yaml-anchors",
   "src/tools/jsondocck",
   "src/tools/jsondoclint",
   "src/tools/llvm-bitcode-linker",

src/bootstrap/src/core/build_steps/run.rs

@@ -10,32 +10,6 @@ use crate::core::config::TargetSelection;
 use crate::utils::helpers::output;
 use crate::Mode;
 
-#[derive(Debug, Clone, PartialEq, Eq, Hash)]
-pub struct ExpandYamlAnchors;
-
-impl Step for ExpandYamlAnchors {
-    type Output = ();
-
-    /// Runs the `expand-yaml_anchors` tool.
-    ///
-    /// This tool in `src/tools` reads the CI configuration files written in YAML and expands the
-    /// anchors in them, since GitHub Actions doesn't support them.
-    fn run(self, builder: &Builder<'_>) {
-        builder.info("Expanding YAML anchors in the GitHub Actions configuration");
-        builder.run_delaying_failure(
-            builder.tool_cmd(Tool::ExpandYamlAnchors).arg("generate").arg(&builder.src),
-        );
-    }
-
-    fn should_run(run: ShouldRun<'_>) -> ShouldRun<'_> {
-        run.path("src/tools/expand-yaml-anchors")
-    }
-
-    fn make_run(run: RunConfig<'_>) {
-        run.builder.ensure(ExpandYamlAnchors);
-    }
-}
-
 #[derive(Debug, PartialOrd, Ord, Clone, Hash, PartialEq, Eq)]
 pub struct BuildManifest;
 

src/bootstrap/src/core/build_steps/test.rs

@@ -1146,8 +1146,6 @@ HELP: to skip test's attempt to check tidiness, pass `--skip src/tools/tidy` to
         builder.info("tidy check");
         builder.run_delaying_failure(&mut cmd);
 
-        builder.ensure(ExpandYamlAnchors);
-
         builder.info("x.py completions check");
         let [bash, zsh, fish, powershell] = ["x.py.sh", "x.py.zsh", "x.py.fish", "x.py.ps1"]
             .map(|filename| builder.src.join("src/etc/completions").join(filename));
@@ -1175,39 +1173,6 @@ HELP: to skip test's attempt to check tidiness, pass `--skip src/tools/tidy` to
     }
 }
 
-#[derive(Debug, Clone, PartialEq, Eq, Hash)]
-pub struct ExpandYamlAnchors;
-
-impl Step for ExpandYamlAnchors {
-    type Output = ();
-    const ONLY_HOSTS: bool = true;
-
-    /// Ensure the `generate-ci-config` tool was run locally.
-    ///
-    /// The tool in `src/tools` reads the CI definition in `src/ci/builders.yml` and generates the
-    /// appropriate configuration for all our CI providers. This step ensures the tool was called
-    /// by the user before committing CI changes.
-    fn run(self, builder: &Builder<'_>) {
-        // NOTE: `.github/` is not included in dist-src tarballs
-        if !builder.src.join(".github/workflows/ci.yml").exists() {
-            builder.info("Skipping YAML anchors check: GitHub Actions config not found");
-            return;
-        }
-        builder.info("Ensuring the YAML anchors in the GitHub Actions config were expanded");
-        builder.run_delaying_failure(
-            builder.tool_cmd(Tool::ExpandYamlAnchors).arg("check").arg(&builder.src),
-        );
-    }
-
-    fn should_run(run: ShouldRun<'_>) -> ShouldRun<'_> {
-        run.path("src/tools/expand-yaml-anchors")
-    }
-
-    fn make_run(run: RunConfig<'_>) {
-        run.builder.ensure(ExpandYamlAnchors);
-    }
-}
-
 fn testdir(builder: &Builder<'_>, host: TargetSelection) -> PathBuf {
     builder.out.join(host.triple).join("test")
 }

src/bootstrap/src/core/build_steps/tool.rs

@@ -302,7 +302,6 @@ bootstrap_tool!(
     RemoteTestClient, "src/tools/remote-test-client", "remote-test-client";
     RustInstaller, "src/tools/rust-installer", "rust-installer";
     RustdocTheme, "src/tools/rustdoc-themes", "rustdoc-themes";
-    ExpandYamlAnchors, "src/tools/expand-yaml-anchors", "expand-yaml-anchors";
     LintDocs, "src/tools/lint-docs", "lint-docs";
     JsonDocCk, "src/tools/jsondocck", "jsondocck";
     JsonDocLint, "src/tools/jsondoclint", "jsondoclint";

src/bootstrap/src/core/builder.rs

@@ -767,7 +767,6 @@ impl<'a> Builder<'a> {
             ),
             Kind::Test => describe!(
                 crate::core::build_steps::toolstate::ToolStateCheck,
-                test::ExpandYamlAnchors,
                 test::Tidy,
                 test::Ui,
                 test::Crashes,
@@ -908,7 +907,6 @@ impl<'a> Builder<'a> {
                 install::Src,
             ),
             Kind::Run => describe!(
-                run::ExpandYamlAnchors,
                 run::BuildManifest,
                 run::BumpStage0,
                 run::ReplaceVersionPlaceholder,

src/bootstrap/src/core/config/flags.rs

@@ -420,7 +420,7 @@ pub enum Subcommand {
     Arguments:
         This subcommand accepts a number of paths to tools to build and run. For
         example:
-            ./x.py run src/tools/expand-yaml-anchors
+            ./x.py run src/tools/bump-stage0
         At least a tool needs to be called.")]
     /// Run tools contained in this repository
     Run {

src/ci/docker/host-x86_64/mingw-check/Dockerfile

@@ -42,7 +42,7 @@ COPY host-x86_64/mingw-check/validate-error-codes.sh /scripts/
 
 ENV RUN_CHECK_WITH_PARALLEL_QUERIES 1
 
-ENV SCRIPT python3 ../x.py --stage 2 test src/tools/expand-yaml-anchors && \
+ENV SCRIPT python3 ../x.py --stage 2 \
            # Check library crates on all tier 1 targets.
            # We disable optimized compiler built-ins because that requires a C toolchain for the target.
            # We also skip the x86_64-unknown-linux-gnu target as it is well-tested by other jobs.

src/ci/github-actions/jobs.yml

@@ -1,7 +1,5 @@
 # This file contains definitions of CI job parameters that are loaded
 # dynamically in CI from ci.yml.
-# You *do not* need to re-run `src/tools/expand-yaml-anchors` when you
-# modify this file.
 runners:
   - &base-job
     env: { }