Add golangci-lint support

layers/+lang/go/config.el

@@ -28,6 +28,9 @@
 (defvar go-use-gometalinter nil
   "Use gometalinter if the variable has non-nil value.")
 
+(defvar go-use-golangci-lint nil
+  "Use golangci-lint if the variable has non-nil value.")
+
 (defvar go-test-buffer-name "*go test*"
   "Name of the buffer for go test output. Default is *go test*.")
 

layers/+lang/go/funcs.el

@@ -64,6 +64,16 @@
                                       go-errcheck))
    (flycheck-gometalinter-setup))
 
+(defun spacemacs//go-enable-golangci-lint ()
+  "Enable `flycheck-golangci-lint' and disable overlapping `flycheck' linters."
+  (setq flycheck-disabled-checkers '(go-gofmt
+                                     go-golint
+                                     go-vet
+                                     go-build
+                                     go-test
+                                     go-errcheck))
+  (flycheck-golangci-lint-setup))
+
 (defun spacemacs/go-run-tests (args)
   (interactive)
   (compilation-start (concat "go test " args " " go-use-test-args)

layers/+lang/go/packages.el

@@ -18,6 +18,9 @@
         (flycheck-gometalinter :toggle (and go-use-gometalinter
                                             (configuration-layer/package-used-p
                                              'flycheck)))
+        (flycheck-golangci-lint :toggle (and go-use-golangci-lint
+                                             (configuration-layer/package-used-p
+                                              'flycheck)))
         ggtags
         helm-gtags
         go-eldoc
@@ -62,6 +65,11 @@
     :defer t
     :init (add-hook 'go-mode-hook 'spacemacs//go-enable-gometalinter t)))
 
+(defun go/init-flycheck-golangci-lint ()
+  (use-package flycheck-golangci-lint
+    :defer t
+    :init (add-hook 'go-mode-hook 'spacemacs//go-enable-golangci-lint t)))
+
 (defun go/post-init-ggtags ()
   (add-hook 'go-mode-local-vars-hook #'spacemacs/ggtags-mode-enable))