setup-ido.el

;; Interactively Do Things

(require 'ido)
(ido-mode t)
(setq ido-enable-prefix nil
      ido-enable-flex-matching t
      ido-case-fold nil
      ido-auto-merge-work-directories-length -1
      ido-create-new-buffer 'always
      ido-use-filename-at-point nil
      ido-max-prospects 10)

(add-hook
 'ido-setup-hook
 (lambda ()
   ;; Go straight home
   (define-key ido-file-completion-map
     (kbd "~")
     (lambda ()
       (interactive)
       (cond
        ((looking-back "~/") (insert "projects/"))
        ((looking-back "/") (insert "~/"))
        (:else (call-interactively 'self-insert-command)))))

   ;; Use C-w to go back up a dir to better match normal usage of C-w
   ;; - insert current file name with C-x C-w instead.
   (define-key ido-file-completion-map (kbd "C-w") 'ido-delete-backward-updir)
   (define-key ido-file-completion-map (kbd "C-x C-w") 'ido-copy-current-file-name)))

;; Always rescan buffer for imenu
(set-default 'imenu-auto-rescan t)

(add-to-list 'ido-ignore-directories "target")
(add-to-list 'ido-ignore-directories "node_modules")

;; Use ido everywhere
(require 'ido-ubiquitous)
(ido-ubiquitous-mode 1)

;; Fix ido-ubiquitous for newer packages
(defmacro ido-ubiquitous-use-new-completing-read (cmd package)
  `(eval-after-load ,package
     '(defadvice ,cmd (around ido-ubiquitous-new activate)
        (let ((ido-ubiquitous-enable-compatibility nil))
          ad-do-it))))

(ido-ubiquitous-use-new-completing-read webjump 'webjump)
(ido-ubiquitous-use-new-completing-read yas/expand 'yasnippet)
(ido-ubiquitous-use-new-completing-read yas/visit-snippet-file 'yasnippet)

(provide 'setup-ido)