diff options
Diffstat (limited to 'lisp/calendar/iso8601.el')
| -rw-r--r-- | lisp/calendar/iso8601.el | 25 |
1 files changed, 15 insertions, 10 deletions
diff --git a/lisp/calendar/iso8601.el b/lisp/calendar/iso8601.el index 5a109a73cd9..1de1796a054 100644 --- a/lisp/calendar/iso8601.el +++ b/lisp/calendar/iso8601.el @@ -41,7 +41,7 @@ ;; ;; The standard can be found at: ;; -;; http://www.loc.gov/standards/datetime/iso-tc154-wg5_n0038_iso_wd_8601-1_2016-02-16.pdf +;; https://www.loc.gov/standards/datetime/iso-tc154-wg5_n0038_iso_wd_8601-1_2016-02-16.pdf ;; ;; The Wikipedia page on the standard is also informative: ;; @@ -57,7 +57,7 @@ (defun iso8601--concat-regexps (regexps) (mapconcat (lambda (regexp) (concat "\\(?:" - (replace-regexp-in-string "(" "(?:" regexp) + (string-replace "(" "(?:" regexp) "\\)")) regexps "\\|")) @@ -92,13 +92,13 @@ "\\(Z\\|\\([+-]\\)\\([0-9][0-9]\\):?\\([0-9][0-9]\\)?\\)") (defconst iso8601--full-time-match - (concat "\\(" (replace-regexp-in-string "(" "(?:" iso8601--time-match) "\\)" + (concat "\\(" (string-replace "(" "(?:" iso8601--time-match) "\\)" "\\(" iso8601--zone-match "\\)?")) (defconst iso8601--combined-match (concat "\\(" iso8601--date-match "\\)" "\\(?:T\\(" - (replace-regexp-in-string "(" "(?:" iso8601--time-match) + (string-replace "(" "(?:" iso8601--time-match) "\\)" "\\(" iso8601--zone-match "\\)?\\)?")) @@ -231,17 +231,22 @@ See `decode-time' for the meaning of FORM." (string-to-number (match-string 2 time)))) (second (and (match-string 3 time) (string-to-number (match-string 3 time)))) - (fraction (and (not (zerop (length (match-string 4 time)))) - (string-to-number (match-string 4 time))))) + (frac-string (match-string 4 time)) + fraction fraction-precision) + (when frac-string + ;; Remove trailing zeroes. + (setq frac-string (replace-regexp-in-string "0+\\'" "" frac-string)) + (when (length> frac-string 0) + (setq fraction (string-to-number frac-string) + fraction-precision (length frac-string)))) (when (and fraction (eq form t)) (cond ;; Sub-second time. (second - (let ((digits (1+ (truncate (log fraction 10))))) - (setq second (cons (+ (* second (expt 10 digits)) - fraction) - (expt 10 digits))))) + (setq second (cons (+ (* second (expt 10 fraction-precision)) + fraction) + (expt 10 fraction-precision)))) ;; Fractional minute. (minute (setq second (iso8601--decimalize fraction 60))) |