(require 'company) (require 'web-mode) (require 'flycheck) (require 'flycheck-flow) ;; flow auto complete ;; skip this if you don't use company-mode (eval-after-load 'company '(add-to-list 'company-backends 'company-flow)) ;; add eslint and flow checkers to flycheck (flycheck-add-mode 'javascript-eslint 'web-mode) (flycheck-add-mode 'javascript-flow 'web-mode) ;;disable jshint since we prefer eslint checking (setq-default flycheck-disabled-checkers (append flycheck-disabled-checkers '(javascript-jshint))) (defun jsWithEslint () "eslint for js files" (interactive) (web-mode) (web-mode-set-content-type "jsx") (flycheck-disable-checker 'javascript-flow) (flycheck-select-checker 'javascript-eslint) (flycheck-mode)) (defun jsWithEslintFlow () "flow and eslint for js files" (interactive) (web-mode) (web-mode-set-content-type "jsx") (flycheck-select-checker 'javascript-eslint) (flycheck-add-next-checker 'javascript-eslint 'javascript-flow) (flycheck-mode)) ;; set key shortcuts if you want ;; (global-set-key (kbd "C-c j") 'jsWithEslint) ;; (global-set-key (kbd "C-c f") 'jsWithEslintFlow) (add-to-list 'auto-mode-alist '("\\.js\\'" . jsWithEslint)) (add-to-list 'magic-mode-alist '("/\\* @flow \\*/" . jsWithEslintFlow)) Now all the .js files will use eslint.
But if you have /\* @flow \*/ comment at the first line, flow will also be used.
To use local eslint and flow-bin from your node_modules, check out this package: add-node-modules-path.
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