1 files changed, 21 insertions, 0 deletions
diff --git a/taskcluster/gecko_taskgraph/transforms/spidermonkey.py b/taskcluster/gecko_taskgraph/transforms/spidermonkey.py
new file mode 100644
index 0000000000..8e652f1668
--- /dev/null
+++ b/taskcluster/gecko_taskgraph/transforms/spidermonkey.py
@@ -0,0 +1,21 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+import copy
+
+from taskgraph.transforms.base import TransformSequence
+from taskgraph.util.schema import resolve_keyed_by
+
+transforms = TransformSequence()
+
+
+@transforms.add
+def handle_keyed_by(config, jobs):
+    """Resolve fields that can be keyed by platform, etc."""
+    fields = ["fetches.toolchain"]
+    for job in jobs:
+        job = copy.deepcopy(job)  # don't overwrite dict values here
+        for field in fields:
+            resolve_keyed_by(item=job, field=field, item_name=job["name"])
+
+        yield job