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Disable interactive operator completions #1247

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Merged
merged 1 commit into from
Apr 4, 2016
Merged

Disable interactive operator completions #1247

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11 changes: 10 additions & 1 deletion haskell-completions.el
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Original file line number Diff line number Diff line change
Expand Up @@ -324,7 +324,16 @@ Returns nil if no completions available."
(let ((prefix-data (haskell-completions-grab-prefix)))
(when prefix-data
(cl-destructuring-bind (beg end pfx typ) prefix-data
(when (not (eql typ 'haskell-completions-general-prefix))
(when (and (not (eql typ 'haskell-completions-general-prefix))
;; GHCi prior to version 8.0.1 have bug in `:complete`
;; command: when completing operators it returns a list of
;; all imported identifiers (see Track ticket URL
;; `https://ghc.haskell.org/trac/ghc/ticket/10576'). This
;; leads to significant Emacs slowdown. To aviod slowdown
;; operator completions are disabled for now.
(not (save-excursion
(goto-char (1- end))
(haskell-mode--looking-at-varsym))))
;; do not complete things in comments
(if (cl-member
typ
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