Add missing index options

Fixes #771.

Author: Alan Plum

CHANGELOG.md

@@ -187,9 +187,9 @@ This driver uses semantic versioning:
 
   The option is only respected by read-only requests.
 
-- Added support for `ifMatch` and `ifNoneMatch` options ([#707](https://github.com/arangodb/arangojs/707))
+- Added support for `ifMatch` and `ifNoneMatch` options ([#707](https://github.com/arangodb/arangojs/issues/707))
 
-- Added `overwrite` option to `db.acquireHostList` ([#711](https://github.com/arangodb/arangojs/711))
+- Added `overwrite` option to `db.acquireHostList` ([#711](https://github.com/arangodb/arangojs/issues/711))
 
   Setting this option to `true` will replace the current host list, removing any
   hosts no longer present in the cluster.
@@ -216,6 +216,13 @@ This driver uses semantic versioning:
 - Added missing `commitIntervalMsec` option to `ArangoSearchViewProperties`
   type
 
+- Added missing `deduplicate` option to `EnsurePersistentIndexOptions` type
+  ([#771](https://github.com/arangodb/arangojs/issues/771))
+
+- Added missing `unique` option to `EnsureZkdIndexOptions` type
+
+- Added missing `deduplicate` and `estimates` fields to `PersistentIndex` type
+
 - Added new ArangoDB 3.10 `db.queryRules` method
 
 ## [7.8.0] - 2022-05-19

src/indexes.ts

@@ -48,6 +48,13 @@ export type EnsurePersistentIndexOptions = {
    * Default: `false`
    */
   sparse?: boolean;
+  /**
+   * If set to `false`, inserting duplicate index values from the same
+   * document will lead to a unique constraint error if this is a unique index.
+   *
+   * Default: `true`
+   */
+  deduplicate?: boolean;
   /**
    * If set to `false`, index selectivity estimates will be disabled for this
    * index.
@@ -232,6 +239,12 @@ export type EnsureZkdIndexOptions = {
    * A unique name for this index.
    */
   name?: string;
+  /**
+   * If set to `true`, a unique index will be created.
+   *
+   * Default: `false`
+   */
+  unique?: boolean;
   /**
    * If set to `true`, the index will be created in the background to reduce
    * the write-lock duration for the collection during index creation.
@@ -518,7 +531,9 @@ export type PersistentIndex = GenericIndex & {
   type: "persistent";
   fields: string[];
   cacheEnabled: boolean;
-  storedValues: string[];
+  deduplicate: boolean;
+  estimates: boolean;
+  storedValues?: string[];
 };
 
 /**