Module loader 

Load, validate and write JSON migration files.

Structs

MigrationGraph

Graph of visible (non-replaced) migrations, in topological order.

Functions

is_applied

Whether migration should be treated as already applied given history.

load_dir

Load every *.json file in dir. Missing directories yield an empty list. Each file’s checksum is recomputed from its content.

write_migration

Pretty-print migration as {id}.json in dir.