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annotate .elisp/settings/80.go.el @ 277:884f7f932a83

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emacs go: move go config to a new file This uses some clever shell tricks to identify the location (if any) of the go installation and gocode and load their supporting packages if available.
author Augie Fackler <raf@durin42.com>
date Fri, 27 Apr 2012 16:50:05 -0500
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children d77b2e253e99
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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884f7f932a83 emacs go: move go config to a new file
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1 ;; completions for go
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2 (defun af-go-hook ()
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3 ;; enable tabs
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4 (setq tab-width 2)
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5 (setq-default indent-tabs-mode t)
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6 (make-variable-buffer-local 'whitespace-style)
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7 (setq whitespace-style '(trailing lines-tail indentation trailing empty))
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8 )
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9
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10 (defun af-get-go-elisp-location ()
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11 (let* ((gobinary (shell-command-to-string "which go"))
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12 (gobin (substring (file-name-directory gobinary) 0 -1))
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13 (goroot (file-name-directory gobin)))
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14 (concat goroot "misc/emacs")))
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15
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16 (defun af-get-gocode-elisp-location ()
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17 (let* ((binary (shell-command-to-string "which gocode"))
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18 (bin (substring (file-name-directory binary) 0 -1))
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19 (basedir (file-name-directory bin)))
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20 (concat basedir "src/github.com/nsf/gocode/emacs-company/")))
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21
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22 (let* ((goloc (af-get-go-elisp-location))
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23 (goel (concat goloc "/go-mode.el")))
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24 (if (file-exists-p goel)
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25 (progn
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26 (message "Go is installed, loading go-mode")
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27 (add-to-list 'load-path goloc)
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28 (require 'go-mode)
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29 (let* ((loc (af-get-gocode-elisp-location))
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30 (el (concat loc "/company-go.el")))
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31 (if (file-exists-p el)
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32 (progn
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33 (message "Found gocode, loading company-mode support...")
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34 (add-to-list 'load-path loc)
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35 (require 'company-go))
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36 (message "gocode missing, skipping company-mode support."))))
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37 (message "Go appears to not be installed, skipping Go setup.")))