add support for all hash field expiration commands (#2787)

packages/client/lib/commands/HEXPIRE.ts

@@ -0,0 +1,44 @@
+import { RedisCommandArgument } from '.';
+import { pushVerdictArgument } from './generic-transformers';
+
+/**
+ * @readonly
+ * @enum {number}
+ */
+export const HASH_EXPIRATION = {
+  /** @property {number} */
+  /** The field does not exist */
+  FieldNotExists: -2,
+  /** @property {number} */
+  /** Specified NX | XX | GT | LT condition not met */
+  ConditionNotMet: 0,
+  /** @property {number} */
+  /** Expiration time was set or updated */
+  Updated: 1,
+  /** @property {number} */
+  /** Field deleted because the specified expiration time is in the past */
+  Deleted: 2
+} as const;
+  
+export type HashExpiration = typeof HASH_EXPIRATION[keyof typeof HASH_EXPIRATION];
+
+export const FIRST_KEY_INDEX = 1;
+
+export function transformArguments(
+  key: RedisCommandArgument, 
+  fields: RedisCommandArgument| Array<RedisCommandArgument>,
+  seconds: number,
+  mode?: 'NX' | 'XX' | 'GT' | 'LT',
+) {
+  const args = ['HEXPIRE', key, seconds.toString()];
+
+  if (mode) {
+    args.push(mode);
+  }
+
+  args.push('FIELDS');
+
+  return pushVerdictArgument(args, fields);
+}
+
+export declare function transformReply(): Array<HashExpiration>;