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wyuenhowyuenho
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Remove completion with no labels and filterText
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‎lsp-completion.el

+65-70
Original file line numberDiff line numberDiff line change
@@ -287,7 +287,7 @@ Returns unresolved completion item detail."
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(defvar lsp-completion--cache nil
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"Cached candidates for completion at point function.
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In the form of plist (prefix-pos items :lsp-items :prefix ...).
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In the form of plist (prefix-pos items :prefix ...).
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When the completion is incomplete, `items' contains value of :incomplete.")
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(defvar lsp-completion--last-result nil
@@ -334,62 +334,47 @@ Return `nil' when fails to guess prefix."
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(defun lsp-completion--to-internal (items)
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"Convert ITEMS into internal form."
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(--> items
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(-map (-lambda ((item &as &CompletionItem
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:label
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:filter-text?
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:_emacsStartPoint start-point
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:score?))
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`( :label ,(or (unless (lsp-falsy? filter-text?) filter-text?) label)
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:item ,item
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:start-point ,start-point
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:score ,score?))
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it)))
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(cl-defun lsp-completion--filter-candidates (items &key
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lsp-items
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markers
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prefix
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&allow-other-keys)
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"List all possible completions in cached ITEMS with their prefixes.
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We can pass LSP-ITEMS, which will be used when there's no cache.
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The MARKERS and PREFIX value will be attached to each candidate."
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(lsp--while-no-input
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(->>
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(if items
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(--> (let (queries fuz-queries)
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(-keep (-lambda ((cand &as &plist :label :start-point :score))
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(let* ((query (or (plist-get queries start-point)
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(let ((s (buffer-substring-no-properties
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start-point (point))))
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(setq queries (plist-put queries start-point s))
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s)))
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(fuz-query (or (plist-get fuz-queries start-point)
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(let ((s (lsp-completion--regex-fuz query)))
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(setq fuz-queries
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(plist-put fuz-queries start-point s))
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s)))
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(label-len (length label))
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(case-fold-search completion-ignore-case))
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(when (string-match fuz-query label)
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(put-text-property 0 label-len 'match-data (match-data) label)
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(plist-put cand
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:sort-score
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(* (or (lsp-completion--fuz-score query label) 1e-05)
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(or score 0.001)))
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cand)))
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items))
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(if lsp-completion--no-reordering
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it
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(sort it (lambda (o1 o2)
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(> (plist-get o1 :sort-score)
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(plist-get o2 :sort-score)))))
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;; TODO: pass additional function to sort the candidates
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(-map (-rpartial #'plist-get :item) it))
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lsp-items)
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(-map (lambda (item) (lsp-completion--make-item item
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:markers markers
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:prefix prefix))))))
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(-map (-lambda ((item &as &CompletionItem
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:label
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:_emacsStartPoint start-point
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:score?))
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`( :label ,label
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:item ,item
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:start-point ,start-point
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:score ,score?))
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items))
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(defun lsp-completion--filter-candidates (items)
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"List all possible completions in cached ITEMS with their prefixes."
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(--> (let (queries fuz-queries)
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(-keep (-lambda ((cand &as &plist :label :start-point :score))
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(let* ((query (or (plist-get queries start-point)
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(let ((s (buffer-substring-no-properties
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start-point (point))))
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(setq queries (plist-put queries start-point s))
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s)))
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(fuz-query (or (plist-get fuz-queries start-point)
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(let ((s (lsp-completion--regex-fuz query)))
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(setq fuz-queries
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(plist-put fuz-queries start-point s))
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s)))
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(label-len (length label))
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(case-fold-search completion-ignore-case))
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(when (string-match fuz-query label)
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(put-text-property 0 label-len 'match-data (match-data) label)
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(plist-put cand
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:sort-score
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(* (or (lsp-completion--fuz-score query label) 1e-05)
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(or score 0.001)))
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cand)))
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items))
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(if lsp-completion--no-reordering
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it
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(sort it (lambda (o1 o2)
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(> (plist-get o1 :sort-score)
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(plist-get o2 :sort-score)))))
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;; TODO: pass additional function to sort the candidates
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(-map (-rpartial #'plist-get :item) it)))
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(defconst lsp-completion--kind->symbol
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'((1 . text)
@@ -589,9 +574,13 @@ Returns resolved completion item details."
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((or done? result) result)
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((and (not lsp-completion-no-cache)
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same-session?
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(listp (cl-second lsp-completion--cache)))
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(setf result (apply #'lsp-completion--filter-candidates
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(cdr lsp-completion--cache))))
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(cl-second lsp-completion--cache))
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(setf result (cl-destructuring-bind (_ items &key markers prefix) lsp-completion--cache
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(-map
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(lambda (item)
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(lsp-completion--make-item item :markers markers :prefix prefix))
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(lsp--while-no-input
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(lsp-completion--filter-candidates items))))))
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(t
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(-let* ((resp (lsp-request-while-no-input
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"textDocument/completion"
@@ -614,7 +603,12 @@ Returns resolved completion item details."
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:_emacsStartPoint
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(or (lsp-completion--guess-prefix item)
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bounds-start)))
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it))))
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it)
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;; remove items with no label and filterText
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(-remove
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(-lambda ((&CompletionItem :filter-text? :label))
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(and (lsp-falsy? filter-text?) (lsp-falsy? label)))
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it))))
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(markers (list bounds-start (copy-marker (point) t)))
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(prefix (buffer-substring-no-properties bounds-start (point)))
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(lsp-completion--no-reordering (not lsp-completion-sort-initial-results)))
@@ -625,17 +619,18 @@ Returns resolved completion item details."
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((and done? (not (seq-empty-p items)))
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(lsp-completion--to-internal items))
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((not done?) :incomplete))
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:lsp-items nil
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:markers markers
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:prefix prefix)
631-
result (lsp-completion--filter-candidates
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(cond (done?
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(cl-second lsp-completion--cache))
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(lsp-completion-filter-on-incomplete
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(lsp-completion--to-internal items)))
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:lsp-items items
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:markers markers
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:prefix prefix))))))
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result (-map
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(lambda (item)
626+
(lsp-completion--make-item item :markers markers :prefix prefix))
627+
;; Prevent company from flickering. See #2148.
628+
(lsp--while-no-input
629+
(->> (if (or (and done? (cl-second lsp-completion--cache))
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(and lsp-completion-filter-on-incomplete
631+
(lsp-completion--to-internal items)))
632+
(lsp-completion--filter-candidates items)
633+
items)))))))))
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(:interrupted lsp-completion--last-result)
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(`,res (setq lsp-completion--last-result res))))))
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(list

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