Cleans snapshots folder, leaving only one snapshot per resource.

Examples

mix ash_postgres.squash_snapshots
mix ash_postgres.squash_snapshots --check --quiet
mix ash_postgres.squash_snapshots --into zero
mix ash_postgres.squash_snapshots --dry-run

Command line options

• --into - last, first or zero. The default is last. Determines which name to use for a remaining snapshot. last keeps the name of the last snapshot, first renames it to the previously first, zero sets name with fourteen zeros.
• --snapshot-path - a custom path to stored snapshots. The default is "priv/resource_snapshots".
• --quiet - no messages will not be printed.
• --dry-run - no files are touched, instead prints folders that have snapshots to squash.
• --check - no files are touched, instead returns an exit(1) code if there are snapshots to squash.