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Fix whitespace-mode space-marks in nlinum (#109)

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...by changing the padding character in line numbers.
This commit is contained in:
Henrik Lissner 2017-06-15 14:44:13 +02:00
parent 3d6bd3f3f0
commit d3270a9b00
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GPG key ID: 5F6C0EA160557395
1 changed files with 21 additions and 2 deletions
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23
core/core-ui.el
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@ -268,8 +268,9 @@ file."
(def-package! nlinum
:commands nlinum-mode
:preface
(defvar linum-format "%3d ")
(defvar nlinum-format "%4d ")
(defvar doom-ui-nlinum-lpad 4)
(defvar doom-ui-nlinum-rpad 1)
(defvar doom-ui-nlinum-spacer ?\u2002)
:init
(defun doom|init-nlinum-mode ()
(unless (eq major-mode 'org-mode)
@ -278,6 +279,24 @@ file."
:config
(setq nlinum-highlight-current-line t)
(defun doom-nlinum-format-fn (line width)
"A more customizable `nlinum-format-function'. See `doom-ui-nlinum-lpad',
`doom-ui-nlinum-rpad' and `doom-ui-nlinum-spacer'. Allows a fix for
`whitespace-mode' space-marks appearing inside the line number."
(let ((str (number-to-string line)))
(setq str (concat (make-string (max 0 (- doom-ui-nlinum-lpad (length str)))
doom-ui-nlinum-spacer)
str
(make-string doom-ui-nlinum-rpad doom-ui-nlinum-spacer)))
(put-text-property 0 (length str) 'face
(if (and nlinum-highlight-current-line
(= line nlinum--current-line))
'nlinum-current-line
'linum)
str)
str))
(setq nlinum-format-function #'doom-nlinum-format-fn)
;; Optimization: calculate line number column width beforehand
(defun doom|init-nlinum-width ()
(setq nlinum--width