Additional Source Actions in Biome
From the Biome cheat sheet · Assist Actions · verified Aug 2026
Additional Source Actions
Enable opt-in sorting actions for common JavaScript structures.
json
{
"assist": {
"actions": {
"source": {
"useSortedAttributes": "on",
"useSortedEnumMembers": "on",
"useSortedInterfaceMembers": "on",
"useSortedKeys": "on"
}
}
}
}💡 Enable only ordering rules your team wants enforced
📌 Sorting object keys may create large intentional diffs
🔍 assist.includes narrows actions after files.includes
⚡ A specific action overrides the source recommendation
assistsortingsource-actions
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