Implement wildcard analyzer

Fixes DE-750.

Author: pluma

CHANGELOG.md

@@ -34,6 +34,8 @@ This driver uses semantic versioning:
 
 - Added support for `multi_delimiter` analyzer type (DE-753)
 
+- Added support for `wildcard` analyzer type (DE-750)
+
 ## [8.7.0] - 2024-02-14
 
 ### Changed

src/analyzer.ts

@@ -46,6 +46,7 @@ export type CreateAnalyzerOptions =
   | CreateMinHashAnalyzerOptions
   | CreateClassificationAnalyzerOptions
   | CreateNearestNeighborsAnalyzerOptions
+  | CreateWildcardAnalyzerOptions
   | CreateGeoJsonAnalyzerOptions
   | CreateGeoPointAnalyzerOptions
   | CreateGeoS2AnalyzerOptions;
@@ -516,6 +517,33 @@ export type CreateNearestNeighborsAnalyzerOptions = {
   };
 };
 
+/**
+ * Options for creating a Wildcard Analyzer.
+ */
+export type CreateWildcardAnalyzerOptions = {
+  /**
+   * Type of the Analyzer.
+   */
+  type: "wildcard";
+  /**
+   * Features to enable for this Analyzer.
+   */
+  features?: AnalyzerFeature[];
+  /**
+   * Additional properties for the Analyzer.
+   */
+  properties: {
+    /**
+     * N-gram length. Must be a positive integer greater than or equal to 2.
+     */
+    ngramSize: string;
+    /**
+     * An Analyzer definition-like object with `type` and `properties` attributes.
+     */
+    analyzer?: Omit<CreateAnalyzerOptions, "features">;
+  };
+};
+
 /**
  * Options for creating a GeoJSON Analyzer
  */
@@ -667,6 +695,7 @@ export type AnalyzerDescription =
   | MinHashAnalyzerDescription
   | ClassificationAnalyzerDescription
   | NearestNeighborsAnalyzerDescription
+  | WildcardAnalyzerDescription
   | GeoJsonAnalyzerDescription
   | GeoPointAnalyzerDescription
   | GeoS2AnalyzerDescription;
@@ -834,6 +863,17 @@ export type NearestNeighborsAnalyzerDescription = GenericAnalyzerDescription & {
   };
 };
 
+/**
+ * An object describing a Wildcard Analyzer
+ */
+export type WildcardAnalyzerDescription = GenericAnalyzerDescription & {
+  type: "wildcard";
+  properties: {
+    ngramSize: number;
+    analyzer?: Omit<AnalyzerDescription, "name" | "features">;
+  };
+};
+
 /**
  * An object describing a GeoJSON Analyzer
  */