Cleans up based on review feedback.

api/operator_area.go

@@ -16,10 +16,10 @@ type Area struct {
 	// when creating a new area.
 	ID string
 
-	// PeeerDatacenter is the peer Consul datacenter that will make up the
+	// PeerDatacenter is the peer Consul datacenter that will make up the
 	// other side of this network area. Network areas always involve a pair
 	// of datacenters: the datacenter where the area was created, and the
-	// peer datacenter. This is required
+	// peer datacenter. This is required.
 	PeerDatacenter string
 
 	// RetryJoin specifies the address of Consul servers to join to, such as
@@ -37,7 +37,7 @@ type AreaJoinResponse struct {
 	Joined bool
 
 	// If we couldn't join, this is the message with information.
-	What string
+	Error string
 }
 
 // SerfMember is a generic structure for reporting information about members in

consul/server_test.go

@@ -241,17 +241,13 @@ func TestServer_JoinWAN_Flood(t *testing.T) {
 		t.Fatalf("err: %v", err)
 	}
 
-	testutil.WaitForResult(func() (bool, error) {
-		return len(s1.WANMembers()) == 2, nil
-	}, func(err error) {
-		t.Fatalf("bad len")
-	})
-
-	testutil.WaitForResult(func() (bool, error) {
-		return len(s2.WANMembers()) == 2, nil
-	}, func(err error) {
-		t.Fatalf("bad len")
-	})
+	for i, s := range []*Server{s1, s2} {
+		testutil.WaitForResult(func() (bool, error) {
+			return len(s.WANMembers()) == 2, nil
+		}, func(err error) {
+			t.Fatalf("bad len for server %d", i)
+		})
+	}
 
 	dir3, s3 := testServer(t)
 	defer os.RemoveAll(dir3)
@@ -265,23 +261,13 @@ func TestServer_JoinWAN_Flood(t *testing.T) {
 		t.Fatalf("err: %v", err)
 	}
 
-	testutil.WaitForResult(func() (bool, error) {
-		return len(s1.WANMembers()) == 3, nil
-	}, func(err error) {
-		t.Fatalf("bad len")
-	})
-
-	testutil.WaitForResult(func() (bool, error) {
-		return len(s2.WANMembers()) == 3, nil
-	}, func(err error) {
-		t.Fatalf("bad len")
-	})
-
-	testutil.WaitForResult(func() (bool, error) {
-		return len(s3.WANMembers()) == 3, nil
-	}, func(err error) {
-		t.Fatalf("bad len")
-	})
+	for i, s := range []*Server{s1, s2, s3} {
+		testutil.WaitForResult(func() (bool, error) {
+			return len(s.WANMembers()) == 3, nil
+		}, func(err error) {
+			t.Fatalf("bad len for server %d", i)
+		})
+	}
 }
 
 func TestServer_JoinSeparateLanAndWanAddresses(t *testing.T) {