Reference
fileset diff
Compute the FileSetDelta transforming <from> into <to> and write it to <delta> ('-' for stdout). Applying this delta to <from> reproduces <to> exactly (same content hash).
Required
from
argumentBase file set blob.
to
argumentTarget file set blob.
delta
argumentOutput delta path, or '-' for stdout.
Optional
--store
boolean default falseStore payloads uncompressed (default: snappy).
--json
boolean default falsePrint a JSON summary to stderr.