diff options
Diffstat (limited to 'extensions/corfu-history.el')
| -rw-r--r-- | extensions/corfu-history.el | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/extensions/corfu-history.el b/extensions/corfu-history.el index c924b33..0afb5b9 100644 --- a/extensions/corfu-history.el +++ b/extensions/corfu-history.el @@ -49,6 +49,15 @@ or the property `history-length' of `corfu-history'.") (defvar corfu-history--hash nil "Hash table of Corfu candidates.") +(defun corfu-history--variable () + "Return history variable symbol." + (if (and (minibufferp) + (eq minibuffer-completion-table (caddr completion-in-region--data)) + (symbolp minibuffer-history-variable) + (not (eq minibuffer-history-variable t))) + minibuffer-history-variable + 'corfu-history)) + (defun corfu-history--sort-predicate (x y) "Sorting predicate which compares X and Y." (or (< (cdr x) (cdr y)) @@ -57,14 +66,15 @@ or the property `history-length' of `corfu-history'.") (defun corfu-history--sort (candidates) "Sort CANDIDATES by history." - (unless corfu-history--hash - (setq corfu-history--hash (make-hash-table :test #'equal :size (length corfu-history))) - (cl-loop for elem in corfu-history for index from 0 do - (unless (gethash elem corfu-history--hash) - (puthash elem index corfu-history--hash)))) - ;; Decorate each candidate with (index<<13) + length. This way we sort first by index and then by - ;; length. We assume that the candidates are shorter than 2**13 characters and that the history is - ;; shorter than 2**16 entries. + (unless nil ;;corfu-history--hash + (let ((hist (symbol-value (corfu-history--variable)))) + (setq corfu-history--hash (make-hash-table :test #'equal :size (length hist))) + (cl-loop for elem in hist for index from 0 do + (unless (gethash elem corfu-history--hash) + (puthash elem index corfu-history--hash))))) + ;; Decorate each candidate with (index<<13) + length. This way we sort first + ;; by index and then by length. We assume that the candidates are shorter than + ;; 2**13 characters and that the history is shorter than 2**16 entries. (cl-loop for cand on candidates do (setcar cand (cons (car cand) (+ (ash (gethash (car cand) corfu-history--hash #xFFFF) 13) @@ -83,9 +93,8 @@ or the property `history-length' of `corfu-history'.") (cl-defmethod corfu--insert :before (_status &context (corfu-history-mode (eql t))) (when (>= corfu--index 0) - (add-to-history 'corfu-history - (substring-no-properties - (nth corfu--index corfu--candidates))) + (add-to-history (corfu-history--variable) + (substring-no-properties (nth corfu--index corfu--candidates))) (setq corfu-history--hash nil))) (provide 'corfu-history) |