源码快照 @ 2026-09-01 (source-only, 剔除非源码素材)

scripts/computer-use/prepare-provenance.mjs

@@ -0,0 +1,42 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+export function resolveMakaCuSourceBranch({ currentBranch, remoteBranches = [], explicitBranch }) {
+  const explicit = explicitBranch?.trim();
+  if (explicit) return explicit;
+
+  const current = currentBranch.trim();
+  if (current && current !== 'HEAD') return current;
+
+  const candidates = [
+    ...new Set(
+      remoteBranches
+        .map((branch) => branch.trim())
+        .filter((branch) => branch.includes('/') && !branch.endsWith('/HEAD'))
+        .map((branch) => branch.replace(/^[^/]+\//, '')),
+    ),
+  ];
+  if (candidates.length === 1) return candidates[0];
+
+  throw new Error(
+    candidates.length === 0
+      ? 'detached source commit has no matching remote branch'
+      : `detached source commit matches multiple remote branches: ${candidates.join(', ')}`,
+  );
+}