gofmt some stuff (#1769)

plugin/forward/policy.go

@@ -55,11 +55,10 @@ func (r *roundRobin) List(p []*Proxy) []*Proxy {
 }
 
 // sequential is a policy that selects hosts based on sequential ordering.
-type sequential struct {}
+type sequential struct{}
 
 func (r *sequential) String() string { return "sequential" }
 
 func (r *sequential) List(p []*Proxy) []*Proxy {
 	return p
 }
-

plugin/pkg/healthcheck/policy.go

@@ -29,8 +29,8 @@ func init() {
 	RegisterPolicy("least_conn", func() Policy { return &LeastConn{} })
 	RegisterPolicy("round_robin", func() Policy { return &RoundRobin{} })
 	RegisterPolicy("first", func() Policy { return &First{} })
-        // 'sequential' is an alias to 'first' to maintain consistency with the forward plugin
-        // should probably remove 'first' in a future release
+	// 'sequential' is an alias to 'first' to maintain consistency with the forward plugin
+	// should probably remove 'first' in a future release
 	RegisterPolicy("sequential", func() Policy { return &First{} })
 }
 

plugin/tls/tls_test.go

@@ -14,8 +14,8 @@ func TestTLS(t *testing.T) {
 		expectedRoot       string // expected root, set to the controller. Empty for negative cases.
 		expectedErrContent string // substring from the expected error. Empty for positive cases.
 	}{
-		// positive
-		// negative
+	// positive
+	// negative
 	}
 
 	for i, test := range tests {