From 94e47c2f823330c8589d5cf46d95b761c0ccfa84 Mon Sep 17 00:00:00 2001
From: iamkun <kunhello@outlook.com>
Date: Tue, 13 Oct 2020 15:39:13 +0800
Subject: [PATCH 1/2] fix: add arraySupport plugin

---
 src/plugin/arraySupport/index.js | 27 +++++++++++++++++
 test/plugin/arraySupport.test.js | 52 ++++++++++++++++++++++++++++++++
 2 files changed, 79 insertions(+)
 create mode 100644 src/plugin/arraySupport/index.js
 create mode 100755 test/plugin/arraySupport.test.js

diff --git a/src/plugin/arraySupport/index.js b/src/plugin/arraySupport/index.js
new file mode 100644
index 000000000..5b0eb39f2
--- /dev/null
+++ b/src/plugin/arraySupport/index.js
@@ -0,0 +1,27 @@
+export default (o, c, dayjs) => {
+  const proto = c.prototype
+  const parseDate = (cfg) => {
+    const { date, utc } = cfg
+    if (Array.isArray(date)) {
+      const isEmptyArray = date.length === 0
+      const isYearOnly = date.length === 1
+      if (utc) {
+        if (isEmptyArray) {
+          return new Date()
+        }
+        return new Date(Date.UTC.apply(null, date))
+      }
+      if (isYearOnly) {
+        return dayjs(String(date[0])).toDate()
+      }
+      return new (Function.prototype.bind.apply(Date, [null].concat(date)))()
+    }
+    return date
+  }
+
+  const oldParse = proto.parse
+  proto.parse = function (cfg) {
+    cfg.date = parseDate.bind(this)(cfg)
+    oldParse.bind(this)(cfg)
+  }
+}
diff --git a/test/plugin/arraySupport.test.js b/test/plugin/arraySupport.test.js
new file mode 100755
index 000000000..dc5dda7ad
--- /dev/null
+++ b/test/plugin/arraySupport.test.js
@@ -0,0 +1,52 @@
+import MockDate from 'mockdate'
+import moment from 'moment'
+import dayjs from '../../src'
+import arraySupport from '../../src/plugin/arraySupport'
+import utc from '../../src/plugin/utc'
+
+dayjs.extend(utc)
+dayjs.extend(arraySupport)
+
+beforeEach(() => {
+  MockDate.set(new Date())
+})
+
+afterEach(() => {
+  MockDate.reset()
+})
+
+describe('parse empty array', () => {
+  it('local', () => {
+    expect(dayjs([]).format())
+      .toBe(moment([]).format())
+  })
+  it('utc', () => {
+    expect(dayjs.utc([]).format())
+      .toBe(moment.utc([]).format())
+  })
+})
+
+const testArrs = [
+  [2010, 1, 14, 15, 25, 50, 125],
+  [2010],
+  [2010, 6],
+  [2010, 6, 10]
+]
+
+describe('parse array local', () => {
+  testArrs.forEach((testArr) => {
+    it(testArr, () => {
+      expect(dayjs(testArr).format())
+        .toBe(moment(testArr).format())
+    })
+  })
+})
+
+describe('parse array utc', () => {
+  testArrs.forEach((testArr) => {
+    it(testArr, () => {
+      expect(dayjs.utc(testArr).format())
+        .toBe(moment.utc(testArr).format())
+    })
+  })
+})

From d3ddc3aa5e22c0d8d1ee95c220ae7189f4976737 Mon Sep 17 00:00:00 2001
From: iamkun <kunhello@outlook.com>
Date: Tue, 13 Oct 2020 16:01:30 +0800
Subject: [PATCH 2/2] chore: update

---
 src/plugin/arraySupport/index.js | 6 ++----
 types/plugin/arraySupport.d.ts   | 4 ++++
 2 files changed, 6 insertions(+), 4 deletions(-)
 create mode 100755 types/plugin/arraySupport.d.ts

diff --git a/src/plugin/arraySupport/index.js b/src/plugin/arraySupport/index.js
index 5b0eb39f2..df43727ff 100644
--- a/src/plugin/arraySupport/index.js
+++ b/src/plugin/arraySupport/index.js
@@ -3,15 +3,13 @@ export default (o, c, dayjs) => {
   const parseDate = (cfg) => {
     const { date, utc } = cfg
     if (Array.isArray(date)) {
-      const isEmptyArray = date.length === 0
-      const isYearOnly = date.length === 1
       if (utc) {
-        if (isEmptyArray) {
+        if (!date.length) {
           return new Date()
         }
         return new Date(Date.UTC.apply(null, date))
       }
-      if (isYearOnly) {
+      if (date.length === 1) {
         return dayjs(String(date[0])).toDate()
       }
       return new (Function.prototype.bind.apply(Date, [null].concat(date)))()
diff --git a/types/plugin/arraySupport.d.ts b/types/plugin/arraySupport.d.ts
new file mode 100755
index 000000000..30ec75e5d
--- /dev/null
+++ b/types/plugin/arraySupport.d.ts
@@ -0,0 +1,4 @@
+import { PluginFunc } from 'dayjs'
+
+declare const plugin: PluginFunc
+export = plugin