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(feat): unlinked-references: add error message if rg has no PCRE2 support (#1243)

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Robert Irelan
2020-11-09 21:48:50 -08:00
committed by GitHub
parent 7602b8c48d
commit 8c81104816
1 changed files with 6 additions and 1 deletions
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7
org-roam.el
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@ -1821,12 +1821,17 @@ means that the results can be noisy, and may not truly indicate
an unlinked reference.
Users are encouraged to think hard about whether items should be
linked, lest the network graph get too crowded."
linked, lest the network graph get too crowded.
Requires a version of Ripgrep with PCRE2 support installed, with
the executable 'rg' in variable `exec-path'."
(interactive)
(unless (org-roam--org-roam-file-p)
(user-error "Not in org-roam file"))
(if (not (executable-find "rg"))
(error "Cannot find the ripgrep executable \"rg\". Check that it is installed and available on `exec-path'")
(when (string-match "PCRE2 is not available" (shell-command-to-string "rg --pcre2-version"))
(error "\"rg\" must be compiled with PCRE2 support"))
(let* ((titles (org-roam--extract-titles))
(rg-command (concat "rg -o --vimgrep -P -i "
(string-join (mapcar (lambda (glob) (concat "-g " glob))