149 lines
5 KiB
EmacsLisp
149 lines
5 KiB
EmacsLisp
;;; funcs.el --- Go Layer functions File for Spacemacs
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;;
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;; Copyright (c) 2012-2018 Sylvain Benner & Contributors
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;;
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;; Author: Sylvain Benner <sylvain.benner@gmail.com>
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;; URL: https://github.com/syl20bnr/spacemacs
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;;
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;; This file is not part of GNU Emacs.
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;;
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;;; License: GPLv3
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(defun spacemacs//go-backend ()
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"Returns selected backend."
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(if go-backend
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go-backend
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(cond
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((configuration-layer/layer-used-p 'lsp) 'lsp)
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(t 'go-mode))))
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(defun spacemacs//go-setup-backend ()
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"Conditionally setup go backend"
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(pcase (spacemacs//go-backend)
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('lsp (spacemacs//go-setup-backend-lsp))))
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(defun spacemacs//go-setup-company ()
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"Conditionally setup go company based on backend"
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(pcase (spacemacs//go-backend)
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('go-mode (spacemacs//go-setup-company-go))
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('lsp (spacemacs//go-setup-company-lsp))))
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(defun spacemacs//go-setup-eldoc ()
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"Conditionally setup go eldoc based on backend"
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(pcase (spacemacs//go-backend)
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('go-mode (go-eldoc-setup))))
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;; go-mode
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(defun spacemacs//go-setup-company-go ()
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(spacemacs|add-company-backends
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:backends company-go
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:modes go-mode
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:variables company-go-show-annotation t
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:append-hooks nil
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:call-hooks t)
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(company-mode))
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;; lsp
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(defun spacemacs//go-setup-backend-lsp ()
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"Setup lsp backend"
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(if (configuration-layer/layer-used-p 'lsp)
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(progn
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;; without setting lsp-prefer-flymake to :none
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;; golangci-lint errors won't be reported
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(when go-use-golangci-lint
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(message "[go] Setting lsp-prefer-flymake :none to enable golangci-lint support.")
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(setq-local lsp-prefer-flymake :none))
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(lsp))
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(message "`lsp' layer is not installed, please add `lsp' layer to your dotfile.")))
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(defun spacemacs//go-setup-company-lsp ()
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"Setup lsp auto-completion"
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(if (configuration-layer/layer-used-p 'lsp)
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(progn
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(spacemacs|add-company-backends
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:backends company-lsp
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:modes go-mode
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:append-hooks nil
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:call-hooks t)
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(company-mode))
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(message "`lsp' layer is not installed, please add `lsp' layer to your dotfile.")))
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;; flycheck
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(defun spacemacs//go-enable-flycheck-golangci-lint ()
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"Enable `flycheck-golangci-linter' and disable overlapping `flycheck' linters."
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(setq flycheck-disabled-checkers '(go-gofmt
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go-golint
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go-vet
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go-build
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go-test
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go-errcheck
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go-staticcheck
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go-unconvert
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))
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(flycheck-golangci-lint-setup))
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;; run
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(defun spacemacs/go-run-tests (args)
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(interactive)
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(compilation-start (concat "go test " (when go-test-verbose "-v ") args " " go-use-test-args)
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nil (lambda (n) go-test-buffer-name) nil))
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(defun spacemacs/go-run-package-tests ()
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(interactive)
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(spacemacs/go-run-tests ""))
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(defun spacemacs/go-run-package-tests-nested ()
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(interactive)
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(spacemacs/go-run-tests "./..."))
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(defun spacemacs/go-run-test-current-function ()
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(interactive)
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(if (string-match "_test\\.go" buffer-file-name)
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(save-excursion
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(re-search-backward "^func[ ]+\\(([[:alnum:]]*?[ ]?[*]?\\([[:alnum:]]+\\))[ ]+\\)?\\(Test[[:alnum:]_]+\\)(.*)")
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(spacemacs/go-run-tests
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(cond (go-use-testify-for-testing (concat "-run='Test" (match-string-no-properties 2) "' -testify.m='" (match-string-no-properties 3) "'"))
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(go-use-gocheck-for-testing (concat "-check.f='" (match-string-no-properties 3) "$'"))
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(t (concat "-run='" (match-string-no-properties 3) "$'")))))
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(message "Must be in a _test.go file to run go-run-test-current-function")))
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(defun spacemacs/go-run-test-current-suite ()
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(interactive)
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(if (string-match "_test\.go" buffer-file-name)
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(if (or go-use-testify-for-testing go-use-gocheck-for-testing)
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(let ((test-method (if go-use-gocheck-for-testing
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"-check.f='"
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"-run='Test")))
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(save-excursion
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(re-search-backward "^func[ ]+\\(([[:alnum:]]*?[ ]?[*]?\\([[:alnum:]]+\\))[ ]+\\)?\\(Test[[:alnum:]_]+\\)(.*)")
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(spacemacs/go-run-tests (concat test-method (match-string-no-properties 2) "'"))))
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(message "Testify or Gocheck is needed to test the current suite"))
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(message "Must be in a _test.go file to run go-test-current-suite")))
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(defun spacemacs/go-run-main ()
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(interactive)
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(shell-command
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(format "go run %s %s"
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(shell-quote-argument (or (file-remote-p (buffer-file-name (buffer-base-buffer)) 'localname)
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(buffer-file-name (buffer-base-buffer))))
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go-run-args)))
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;; misc
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(defun spacemacs/go-packages-gopkgs ()
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"Return a list of all Go packages, using `gopkgs'."
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(sort (process-lines "gopkgs") #'string<))
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(defun spacemacs//go-set-tab-width ()
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"Set the tab width."
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(when go-tab-width
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(setq-local tab-width go-tab-width)))
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