build: include dotslash files and improve error messages

bootstrap/buck2

@@ -0,0 +1,67 @@
+#!/usr/bin/env dotslash
+
+{
+  "name": "buck2",
+  "platforms": {
+    "macos-aarch64": {
+      "size": 29114459,
+      "hash": "blake3",
+      "digest": "4ffe0fe712a9452999a4cc15d22f00f71349b66d399869ae24f7cb219f8db6fc",
+      "format": "zst",
+      "path": "buck2-aarch64-apple-darwin",
+      "providers": [
+        {
+          "url": "https://github.com/facebook/buck2/releases/download/2025-05-06/buck2-aarch64-apple-darwin.zst"
+        }
+      ]
+    },
+    "linux-aarch64": {
+      "size": 30289600,
+      "hash": "blake3",
+      "digest": "bbb4d04da8deca8a197bffd9cf60b6057e4765a32d01dd28d495f5571dbdc96b",
+      "format": "zst",
+      "path": "buck2-aarch64-unknown-linux-musl",
+      "providers": [
+        {
+          "url": "https://github.com/facebook/buck2/releases/download/2025-05-06/buck2-aarch64-unknown-linux-musl.zst"
+        }
+      ]
+    },
+    "macos-x86_64": {
+      "size": 30844254,
+      "hash": "blake3",
+      "digest": "16f91ed791032288475d4bbe9601994bcbdae07f6778000565f222af698e61d4",
+      "format": "zst",
+      "path": "buck2-x86_64-apple-darwin",
+      "providers": [
+        {
+          "url": "https://github.com/facebook/buck2/releases/download/2025-05-06/buck2-x86_64-apple-darwin.zst"
+        }
+      ]
+    },
+    "windows-x86_64": {
+      "size": 25998099,
+      "hash": "blake3",
+      "digest": "9820d6e6c44ad8374ba35b8dae65c39813ba280875677bbb87c377cd33938b38",
+      "format": "zst",
+      "path": "buck2-x86_64-pc-windows-msvc.exe",
+      "providers": [
+        {
+          "url": "https://github.com/facebook/buck2/releases/download/2025-05-06/buck2-x86_64-pc-windows-msvc.exe.zst"
+        }
+      ]
+    },
+    "linux-x86_64": {
+      "size": 31572599,
+      "hash": "blake3",
+      "digest": "1499fa841ba87adb5cceaf3b4680db1db79967a14470bd40a344788d03e75082",
+      "format": "zst",
+      "path": "buck2-x86_64-unknown-linux-musl",
+      "providers": [
+        {
+          "url": "https://github.com/facebook/buck2/releases/download/2025-05-06/buck2-x86_64-unknown-linux-musl.zst"
+        }
+      ]
+    }
+  }
+}

bootstrap/reindeer

@@ -0,0 +1,67 @@
+#!/usr/bin/env dotslash
+
+{
+  "name": "reindeer",
+  "platforms": {
+    "macos-aarch64": {
+      "size": 6298978,
+      "hash": "blake3",
+      "digest": "c1d4200632a1db3f53663c147d9e9cb3e62137afcd09dd3b9bcf44f2e671a41f",
+      "format": "zst",
+      "path": "reindeer-aarch64-apple-darwin",
+      "providers": [
+        {
+          "url": "https://github.com/facebookincubator/reindeer/releases/download/v2025.05.06.00/reindeer-aarch64-apple-darwin.zst"
+        }
+      ]
+    },
+    "linux-aarch64": {
+      "size": 6534825,
+      "hash": "blake3",
+      "digest": "5ddbd93c41fb6817bf70681be51ed4c84cea52f8ed2b6f26d49057994ace1ea2",
+      "format": "zst",
+      "path": "reindeer-aarch64-unknown-linux-musl",
+      "providers": [
+        {
+          "url": "https://github.com/facebookincubator/reindeer/releases/download/v2025.05.06.00/reindeer-aarch64-unknown-linux-musl.zst"
+        }
+      ]
+    },
+    "macos-x86_64": {
+      "size": 6605675,
+      "hash": "blake3",
+      "digest": "bfc07e2ef45d3c57e30cbb54529b14677ebe064353568f0cb2adec4c65ccfcc8",
+      "format": "zst",
+      "path": "reindeer-x86_64-apple-darwin",
+      "providers": [
+        {
+          "url": "https://github.com/facebookincubator/reindeer/releases/download/v2025.05.06.00/reindeer-x86_64-apple-darwin.zst"
+        }
+      ]
+    },
+    "windows-x86_64": {
+      "size": 6348931,
+      "hash": "blake3",
+      "digest": "08cd4da3a5ee5252f63feab5372f12dda4e839480239609e0a3f024e4dc4753c",
+      "format": "zst",
+      "path": "reindeer-x86_64-pc-windows-msvc.exe",
+      "providers": [
+        {
+          "url": "https://github.com/facebookincubator/reindeer/releases/download/v2025.05.06.00/reindeer-x86_64-pc-windows-msvc.exe.zst"
+        }
+      ]
+    },
+    "linux-x86_64": {
+      "size": 6889412,
+      "hash": "blake3",
+      "digest": "e96324c0ee74bc972c2ffb6beb0f089eab9ec27891b870cd5aefb90b35686a84",
+      "format": "zst",
+      "path": "reindeer-x86_64-unknown-linux-musl",
+      "providers": [
+        {
+          "url": "https://github.com/facebookincubator/reindeer/releases/download/v2025.05.06.00/reindeer-x86_64-unknown-linux-musl.zst"
+        }
+      ]
+    }
+  }
+}

bootstrap/rust-project

@@ -0,0 +1,67 @@
+#!/usr/bin/env dotslash
+
+{
+  "name": "rust-project",
+  "platforms": {
+    "macos-aarch64": {
+      "size": 1298055,
+      "hash": "blake3",
+      "digest": "6a7db2b2d4b4ad54e402df6b56830f96fd8e8cb6cb402c21608c42c5a9262267",
+      "format": "zst",
+      "path": "rust-project-aarch64-apple-darwin",
+      "providers": [
+        {
+          "url": "https://github.com/facebook/buck2/releases/download/2025-05-06/rust-project-aarch64-apple-darwin.zst"
+        }
+      ]
+    },
+    "linux-aarch64": {
+      "size": 1433031,
+      "hash": "blake3",
+      "digest": "db990d92ee9132e1eff4518acff4688992d795420c539052bf5d894b948432fa",
+      "format": "zst",
+      "path": "rust-project-aarch64-unknown-linux-musl",
+      "providers": [
+        {
+          "url": "https://github.com/facebook/buck2/releases/download/2025-05-06/rust-project-aarch64-unknown-linux-musl.zst"
+        }
+      ]
+    },
+    "macos-x86_64": {
+      "size": 1396577,
+      "hash": "blake3",
+      "digest": "fec40ca8ef112b73014aef3e79751e245b71c092f7bef7c54947ad7356878fcc",
+      "format": "zst",
+      "path": "rust-project-x86_64-apple-darwin",
+      "providers": [
+        {
+          "url": "https://github.com/facebook/buck2/releases/download/2025-05-06/rust-project-x86_64-apple-darwin.zst"
+        }
+      ]
+    },
+    "windows-x86_64": {
+      "size": 1204449,
+      "hash": "blake3",
+      "digest": "5d5ea2faa7291b54a8389e4f7aab343565c59062c756dbe21e0416bddc610d55",
+      "format": "zst",
+      "path": "rust-project-x86_64-pc-windows-msvc.exe",
+      "providers": [
+        {
+          "url": "https://github.com/facebook/buck2/releases/download/2025-05-06/rust-project-x86_64-pc-windows-msvc.exe.zst"
+        }
+      ]
+    },
+    "linux-x86_64": {
+      "size": 1542697,
+      "hash": "blake3",
+      "digest": "3219085df7b768be8c732f0343b3e1a19ccfcc2d84b92ffa02a00b2afcf57587",
+      "format": "zst",
+      "path": "rust-project-x86_64-unknown-linux-musl",
+      "providers": [
+        {
+          "url": "https://github.com/facebook/buck2/releases/download/2025-05-06/rust-project-x86_64-unknown-linux-musl.zst"
+        }
+      ]
+    }
+  }
+}

shim/.gitignore

@@ -8,5 +8,5 @@
 # We currently expect end users to run reindeer vendor themselves
 # so mark these things as to ignore
 /third-party/rust/.cargo/
-/third-party/rust/BUCK
+/third-party/rust/BUCK.v2
 /third-party/rust/vendor/

shim/third-party/rust/BUCK

@@ -0,0 +1,15 @@
+
+fail("""----------------------------------------------------
+
+You need to generate BUCK dependencies from Cargo.toml using reindeer!
+
+Try this:
+
+    ./bootstrap/reindeer --third-party-dir shim/third-party/rust buckify
+
+See the following links for more information:
+
+    <https://buck2.build/docs/about/bootstrapping/>
+    <https://dotslash-cli.com>
+
+----------------------------------------------------""")

shim/third-party/rust/reindeer.toml

@@ -23,7 +23,7 @@ bindeps = true
 
 [buck]
 # Name of the generated file.
-file_name = "BUCK"
+file_name = "BUCK.v2"
 
 # Rules used for various kinds of targets.
 rust_library = "cargo.rust_library"