Fix miscalculation of day numbers for previous months when . Closes #44.

Author: Nathan Reyes

CHANGELOG.md

@@ -1,3 +1,7 @@
+# v0.5.5
+## Bug Fixes
+* Fix miscalculation of day numbers for previous months when `firstDayOfWeek !== 1`. Closes #44.
+
 # v0.5.4
 ## Bug Fixes
 * Pass missing `page` attribute to `header-title` slot

package.json

@@ -1,6 +1,6 @@
 {
   "name": "v-calendar",
-  "version": "0.5.4",
+  "version": "0.5.5",
   "description": "A clean and extendable plugin for building simple attributed calendars in Vue.js.",
   "keywords": [
     "vue",

src/components/CalendarWeeks.vue

@@ -39,11 +39,12 @@ export default {
     weeks() {
       const weeks = [];
       const { firstDayOfWeek, firstWeekday } = this.monthComps;
+      const prevMonthDaysToShow = (firstWeekday + (firstWeekday < firstDayOfWeek ? 7 : 0)) - firstDayOfWeek;
       let prevMonth = true;
       let thisMonth = false;
       let nextMonth = false;
       // Init counters with previous month's data
-      let day = (this.prevMonthComps.days - Math.abs(firstWeekday - firstDayOfWeek)) + 1;
+      let day = (this.prevMonthComps.days - prevMonthDaysToShow) + 1;
       let dayFromEnd = (this.prevMonthComps.days - day) + 1;
       let weekdayOrdinal = Math.floor(((day - 1) / 7) + 1);
       let weekdayOrdinalFromEnd = 1;