chore: import upstream snapshot with attribution

2026-07-13 12:25:07 +08:00
commit a26e856398
1681 changed files with 296950 additions and 0 deletions
@@ -0,0 +1,70 @@
+// ┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓
+// ┃ ██████ ██████ ██████       █      █      █      █      █ █▄  ▀███ █       ┃
+// ┃ ▄▄▄▄▄█ █▄▄▄▄▄ ▄▄▄▄▄█  ▀▀▀▀▀█▀▀▀▀▀ █ ▀▀▀▀▀█ ████████▌▐███ ███▄  ▀█ █ ▀▀▀▀▀ ┃
+// ┃ █▀▀▀▀▀ █▀▀▀▀▀ █▀██▀▀ ▄▄▄▄▄ █ ▄▄▄▄▄█ ▄▄▄▄▄█ ████████▌▐███ █████▄   █ ▄▄▄▄▄ ┃
+// ┃ █      ██████ █  ▀█▄       █ ██████      █      ███▌▐███ ███████▄ █       ┃
+// ┣━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┫
+// ┃ Copyright (c) 2017, the Perspective Authors.                              ┃
+// ┃ ╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌ ┃
+// ┃ This file is part of the Perspective library, distributed under the terms ┃
+// ┃ of the [Apache License 2.0](https://www.apache.org/licenses/LICENSE-2.0). ┃
+// ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛
+
+import "zx/globals";
+
+function lint_git(sha) {
+    if (!sha || typeof sha !== "string") {
+        throw new Error(`invalid sha: ${sha}`);
+    }
+    const result = $.sync`git log -1 ${sha} | grep -F "Signed-off-by: "`;
+    if (result.exitCode !== 0) {
+        console.error(
+            "`git log -1 " +
+                sha +
+                "` is missing a Signed-off-by: and DCO check will surely fail.",
+        );
+        console.error("To sign off, run:\ngit commit --amend --edit --sign");
+        process.exit(1);
+    }
+}
+
+async function readPrePushInput() {
+    // Git supplies information about the push to the hook on stdin.
+    // https://git-scm.com/docs/githooks#_pre_push
+    const chunks = [];
+
+    if (process.stdin.isTTY) {
+        // Makes developing the pre-push script more convenient.  In particular
+        // when you run `pnpm run prepush` from a shell terminal you don't have
+        // to send EOF on stdin.
+        return [];
+    }
+    for await (const chunk of process.stdin) {
+        chunks.push(chunk);
+    }
+
+    const input = Buffer.concat(chunks).toString();
+    const lines = input.split("\n").filter((l) => l.length > 0);
+    return lines.map((line) => {
+        const parts = line.trim().split(" ");
+
+        return {
+            local_ref: parts[0],
+            local_object_name: parts[1],
+            remote_ref: parts[2],
+            remote_object_name: parts[3],
+        };
+    });
+}
+
+if (import.meta.main) {
+    // Does not actually run all pre-push hook checks (it does not run the repo
+    // lint script).  These are lints which run only in pre-push.  The
+    // `prepush` script defined in package.json is responsible for running the
+    // repo lint script.
+    const pushes = await readPrePushInput();
+    for (const push of pushes) {
+        const { local_object_name } = push;
+        lint_git(local_object_name);
+    }
+}