Support macos-aarch64 as a platform keyword (#60)

StyLua produces macOS M1 binaries using the macos-aarch64 name, rather than macos-arm64.

We add in macos-aarch64 as a platform keyword so it doesn't fall back to the Rosetta x86_64 binary

Author: JohnnyMorganz

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ## Unreleased
 
+- Support `macos-aarch64` as an artifact name for Apple Silicon (arm64) binaries ([#60](https://github.com/Roblox/foreman/pull/60))
 - Take into account architecture when downloading binaries for linux ([#59](https://github.com/Roblox/foreman/pull/59))
 
 ## 1.0.4 (2022-05-13)

src/artifact_choosing.rs

@@ -8,8 +8,8 @@ static PLATFORM_KEYWORDS: &[&str] = &["macos-x86_64", "darwin-x86_64", "macos",
 static PLATFORM_KEYWORDS: &[&str] = &[
     "macos-arm64",
     "darwin-arm64",
-    "macos-x86_64",
-    "darwin-x86_64",
+    "macos-aarch64",
+    "darwin-aarch64",
     "macos",
     "darwin",
 ];

src/tool_cache.rs

@@ -295,6 +295,42 @@ mod test {
         assert_eq!(choose_asset(&release, &["linux"]), Some(0));
     }
 
+    #[test]
+    fn select_correct_asset_macos() {
+        let release = Release {
+            prerelease: false,
+            tag_name: "v0.5.2".to_string(),
+            assets: vec![
+                ReleaseAsset {
+                    name: "tool-linux.zip".to_string(),
+                    url: "https://example.com/some/repo/releases/assets/1".to_string(),
+                },
+                ReleaseAsset {
+                    name: "tool-macos-x86_64.zip".to_string(),
+                    url: "https://example.com/some/repo/releases/assets/2".to_string(),
+                },
+                ReleaseAsset {
+                    name: "tool-macos-aarch64.zip".to_string(),
+                    url: "https://example.com/some/repo/releases/assets/3".to_string(),
+                },
+            ],
+        };
+        assert_eq!(
+            choose_asset(
+                &release,
+                &[
+                    "macos-arm64",
+                    "darwin-arm64",
+                    "macos-aarch64",
+                    "darwin-aarch64",
+                    "macos",
+                    "darwin",
+                ]
+            ),
+            Some(2)
+        );
+    }
+
     #[test]
     fn select_correct_asset_linux() {
         let release = Release {