diff options
Diffstat (limited to 'app/scripts/lib/migrator/index.js')
| -rw-r--r-- | app/scripts/lib/migrator/index.js | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/app/scripts/lib/migrator/index.js b/app/scripts/lib/migrator/index.js index 312345263..c40c347b5 100644 --- a/app/scripts/lib/migrator/index.js +++ b/app/scripts/lib/migrator/index.js @@ -3,17 +3,17 @@ const asyncQ = require('async-q') class Migrator { constructor (opts = {}) { - let migrations = opts.migrations || [] + const migrations = opts.migrations || [] this.migrations = migrations.sort((a, b) => a.version - b.version) - let lastMigration = this.migrations.slice(-1)[0] + const lastMigration = this.migrations.slice(-1)[0] // use specified defaultVersion or highest migration version this.defaultVersion = opts.defaultVersion || (lastMigration && lastMigration.version) || 0 } // run all pending migrations on meta in place migrateData (versionedData = this.generateInitialState()) { - let remaining = this.migrations.filter(migrationIsPending) - + const remaining = this.migrations.filter(migrationIsPending) + return ( asyncQ.eachSeries(remaining, (migration) => this.runMigration(versionedData, migration)) .then(() => versionedData) @@ -21,12 +21,12 @@ class Migrator { // migration is "pending" if hit has a higher // version number than currentVersion - function migrationIsPending(migration) { + function migrationIsPending (migration) { return migration.version > versionedData.meta.version } } - runMigration(versionedData, migration) { + runMigration (versionedData, migration) { return ( migration.migrate(versionedData) .then((versionedData) => { |