use dockers for tests, use npm workspaces, add rejson & redisearch modules, fix some bugs

packages/client/lib/commands/ROLE.ts

@@ -0,0 +1,75 @@
+export const IS_READ_ONLY = true;
+
+export function transformArguments(): Array<string> {
+    return ['ROLE'];
+}
+
+interface RoleReplyInterface<T extends string> {
+    role: T;
+}
+
+type RoleMasterRawReply = ['master', number, Array<[string, string, string]>];
+
+interface RoleMasterReply extends RoleReplyInterface<'master'> {
+    replicationOffest: number;
+    replicas: Array<{
+        ip: string;
+        port: number;
+        replicationOffest: number;
+    }>;
+}
+
+type RoleReplicaState = 'connect' | 'connecting' | 'sync' | 'connected';
+
+type RoleReplicaRawReply = ['slave', string, number, RoleReplicaState, number];
+
+interface RoleReplicaReply extends RoleReplyInterface<'slave'>  {
+    master: {
+        ip: string;
+        port: number;
+    };
+    state: RoleReplicaState;
+    dataReceived: number;
+}
+
+type RoleSentinelRawReply = ['sentinel', Array<string>];
+
+interface RoleSentinelReply extends RoleReplyInterface<'sentinel'>  {
+    masterNames: Array<string>;
+}
+
+type RoleRawReply = RoleMasterRawReply | RoleReplicaRawReply | RoleSentinelRawReply;
+
+type RoleReply = RoleMasterReply | RoleReplicaReply | RoleSentinelReply;
+
+export function transformReply(reply: RoleRawReply): RoleReply {
+    switch (reply[0]) {
+        case 'master':
+            return {
+                role: 'master',
+                replicationOffest: reply[1],
+                replicas: reply[2].map(([ip, port, replicationOffest]) => ({
+                    ip,
+                    port: Number(port),
+                    replicationOffest: Number(replicationOffest)
+                }))
+            };
+
+        case 'slave':
+            return {
+                role: 'slave',
+                master: {
+                    ip: reply[1],
+                    port: reply[2]
+                },
+                state: reply[3],
+                dataReceived: reply[4]
+            };
+
+        case 'sentinel':
+            return {
+                role: 'sentinel',
+                masterNames: reply[1]
+            };
+    }
+}