Method migrateDiff

packages/migrate/src/SchemaEngineWasm.ts:243–253

* Compares two databases schemas from two arbitrary sources, * and display the difference as either a human-readable summary, * or an executable script that can be passed to dbExecute. * Connection to a shadow database is only necessary when either the from or the to params is a migrations

(input: SchemaEngineInput<'diff'>)

   * By default, we output a human-readable diff. If you want an executable script, pass the "script": true param.
   */
  public async migrateDiff(input: SchemaEngineInput<'diff'>) {
    const { stdout, ...rest } = await this.runCommand('diff', input)

    if (stdout) {
      // Here we print the content from the Schema Engine to stdout directly
      // (it is not returned to the caller)
      process.stdout.write(stdout)
    }

    return rest
  }

  /**
   * Mark a migration as applied in the migrations table.