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Changes to Hoogle #1620

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Changes to Hoogle #1620

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34b393d
Add lookup (in Emacs) from local Hoogle server
tsoernes Oct 19, 2018
9ab4a51
Add option to start Hoogle server via local stack configuration
tsoernes Oct 19, 2018
3d91886
Remove unnecessary check
tsoernes Oct 22, 2018
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14 changes: 14 additions & 0 deletions haskell-hoogle.el
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@

;; Copyright © 2015 Steve Purcell
;; 2016 Arthur Fayzrakhmanov
;; 2018 Torstein Sørnes

;; Author: Steve Purcell <[email protected]>
;; Keywords: docs
Expand Down Expand Up @@ -46,6 +47,7 @@ If nil, use the Hoogle web-site."
(const :tag "haskell-org" "http://haskell.org/hoogle/?q=%s")
(const :tag "fp-complete" "https://www.stackage.org/lts/hoogle?q=%s")
(const :tag "hayoo" "http://hayoo.fh-wedel.de/?query=%s")
(const :tag "local" (format "http://localhost:%i/?hoogle=%s" haskell-hoogle-port-number))
string))

;;;###autoload
Expand Down Expand Up @@ -94,6 +96,18 @@ is asked to show extra info for the items matching QUERY.."
"hoogle" "server" "-p" (number-to-string haskell-hoogle-port-number))))
(error "\"hoogle\" executable not found")))

(defun haskell-hoogle-start-stack-server ()
"Start hoogle local server using the local Stack configuration."
(interactive)
(if (executable-find "stack")
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I don't think you need this check, if the executable doesn't exist the user will get a suitable error anyway.

(unless (haskell-hoogle-server-live-p)
(set 'haskell-hoogle-server-process
(start-process
haskell-hoogle-server-process-name
(get-buffer-create haskell-hoogle-server-buffer-name)
"stack" "hoogle" "--setup" "--" "server" "-p" (number-to-string haskell-hoogle-port-number))))
(error "\"stack\" executable not found")))

(defun haskell-hoogle-server-live-p ()
"Whether the hoogle server process is live."
(condition-case _err
Expand Down