Migration

Initialization

Extension starts up

• follow until Reload Workspace

Run Migration

• check semver versioin of previous workspace

• gets all mgirations that were run since this point

  • NOTE: this will not run 0.83.0 because its an older version

• ../packages/engine-server/src/workspace/service.ts (Private)

runMigrationsIfNecessary {
	if shouldRunMigration {
		changes = applyMigrationRules
		return changes
	}
}

shouldRunMigration { 
	workspaceInstallStatus == UPGRADED || force
}

Apply Migration

• ../packages/engine-server/src/migrations/service.ts (Private)

applyMigrationRules {
	// currently determined by matching current workspace version with version of migration
	migrationsToRun :=

	changes = migratrionsToRun.forEach m => {
		collectMigrationChanges(m)
	}

	if changes {
		// apply changes
	}

}
applyMigrationChanges {
	// migration logic here
}

Migrations

• ../packages/engine-server/src/migrations/migrations.ts (Private)

0.83.0

• migrate from version 4 to 5

0.55.2

• change `dendron.defaultLookupCreateBehavior

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Backlinks

• Migration
• Migration