fix: Fix CustomParseFormat plugin bug (#568)

fix #555

Author: waseemahmad31

src/plugin/customParseFormat/index.js

@@ -137,7 +137,7 @@ function makeParser(format) {
         const match = regex.exec(part)
         const value = match[0]
         parser.call(time, value)
-        start += value.length
+        input = input.replace(value, '')
       }
     }
     correctHours(time)

test/plugin/customParseFormat.test.js

@@ -161,6 +161,15 @@ it('return Invalid Date when parse corrupt short string', () => {
   expect(dayjs(input, format).format()).toBe('Invalid Date')
 })
 
+it('Invalid Dates', () => {
+  expect(dayjs('10/12/2014', 'YYYY-MM-DD').format('MM-DD-YYYY')).toBe('Invalid Date')
+  expect(dayjs('10-12-2014', 'YYYY-MM-DD').format('MM-DD-YYYY')).toBe('Invalid Date')
+})
+
+it('Valid Date', () => {
+  expect(dayjs('2014/10/12', 'YYYY-MM-DD').format('MM-DD-YYYY')).toBe('10-12-2014')
+})
+
 it('correctly parse month from string after changing locale globally', () => {
   const input = '2018 лютий 03'
   const format = 'YYYY MMMM DD'