+(define-markup-command (tied-lyric layout props str)
+ (string?)
+ #:category music
+ #:properties ((word-space))
+ "
+@cindex simple text strings with tie characters
+
+Like simple-markup, but use tie characters for @q{~} tilde symbols.
+
+@lilypond[verbatim,quote]
+\\markup \\column {
+ \\tied-lyric #\"Siam navi~all'onde~algenti Lasciate~in abbandono\"
+ \\tied-lyric #\"Impetuosi venti I nostri~affetti sono\"
+ \\tied-lyric #\"Ogni diletto~e scoglio Tutta la vita~e~un mar.\"
+}
+@end lilypond"
+ (define (replace-ties tie str)
+ (if (string-contains str "~")
+ (let*
+ ((half-space (/ word-space 2))
+ (parts (string-split str #\~))
+ (tie-str (markup #:hspace half-space
+ #:musicglyph tie
+ #:hspace half-space))
+ (joined (list-join parts tie-str)))
+ (make-concat-markup joined))
+ str))
+
+ (define short-tie-regexp (make-regexp "~[^.]~"))
+ (define (match-short str) (regexp-exec short-tie-regexp str))
+
+ (define (replace-short str mkp)
+ (let ((match (match-short str)))
+ (if (not match)
+ (make-concat-markup (list
+ mkp
+ (replace-ties "ties.lyric.default" str)))
+ (let ((new-str (match:suffix match))
+ (new-mkp (make-concat-markup (list
+ mkp
+ (replace-ties "ties.lyric.default"
+ (match:prefix match))
+ (replace-ties "ties.lyric.short"
+ (match:substring match))))))
+ (replace-short new-str new-mkp)))))
+
+ (interpret-markup layout
+ props
+ (replace-short str (markup))))
+