feat: add getSortedSetMembers

src/database/mongo/sorted.js

@@ -356,6 +356,11 @@ module.exports = function (module) {
 		return keys.map(key => !!isMember[key]);
 	};
 
+	module.getSortedSetMembers = async function (key) {
+		const data = await module.getSortedSetsMembers([key]);
+		return data && data[0];
+	};
+
 	module.getSortedSetsMembers = async function (keys) {
 		if (!Array.isArray(keys) || !keys.length) {
 			return [];

src/database/postgres/sorted.js

@@ -455,6 +455,11 @@ SELECT o."_key" k
 		});
 	};
 
+	module.getSortedSetMembers = async function (key) {
+		const data = await module.getSortedSetsMembers([key]);
+		return data && data[0];
+	};
+
 	module.getSortedSetsMembers = async function (keys) {
 		if (!Array.isArray(keys) || !keys.length) {
 			return [];

src/database/redis/sorted.js

@@ -219,6 +219,10 @@ module.exports = function (module) {
 		return results.map(utils.isNumber);
 	};
 
+	module.getSortedSetMembers = async function (key) {
+		return await module.client.async.zrange(key, 0, -1);
+	};
+
 	module.getSortedSetsMembers = async function (keys) {
 		if (!Array.isArray(keys) || !keys.length) {
 			return [];

test/database/sorted.js

@@ -870,6 +870,13 @@ describe('Sorted Set methods', function () {
 	});
 
 	describe('getSortedSetsMembers', function () {
+		it('should return members of a sorted set', async function () {
+			const result = await db.getSortedSetMembers('sortedSetTest1');
+			result.forEach(function (element) {
+				assert(['value1', 'value2', 'value3'].includes(element));
+			});
+		});
+
 		it('should return members of multiple sorted sets', function (done) {
 			db.getSortedSetsMembers(['doesnotexist', 'sortedSetTest1'], function (err, sortedSets) {
 				assert.equal(err, null);