From ac532a0f0a003911bb22c395245bfe6433fd1c7b Mon Sep 17 00:00:00 2001
From: iamkun <kunhello@outlook.com>
Date: Thu, 7 Mar 2019 14:02:52 +0800
Subject: [PATCH] fix: Expand setters like .year(2000) .hour(12)

---
 src/index.js         | 37 +++++++++++++++++++++----------------
 test/get-set.test.js | 16 ++++++++++++++++
 2 files changed, 37 insertions(+), 16 deletions(-)

diff --git a/src/index.js b/src/index.js
index 55e5d647..112ae33b 100644
--- a/src/index.js
+++ b/src/index.js
@@ -109,36 +109,41 @@ class Dayjs {
     return this.endOf(units) < dayjs(that)
   }
 
-  year() {
-    return this.$y
+  $g(input, get, set) {
+    if (Utils.u(input)) return this[get]
+    return this.set(set, input)
   }
 
-  month() {
-    return this.$M
+  year(input) {
+    return this.$g(input, '$y', C.Y)
   }
 
-  day() {
-    return this.$W
+  month(input) {
+    return this.$g(input, '$M', C.M)
   }
 
-  date() {
-    return this.$D
+  day(input) {
+    return this.$g(input, '$W', C.D)
   }
 
-  hour() {
-    return this.$H
+  date(input) {
+    return this.$g(input, '$D', C.DATE)
   }
 
-  minute() {
-    return this.$m
+  hour(input) {
+    return this.$g(input, '$H', C.H)
   }
 
-  second() {
-    return this.$s
+  minute(input) {
+    return this.$g(input, '$m', C.MIN)
   }
 
-  millisecond() {
-    return this.$ms
+  second(input) {
+    return this.$g(input, '$s', C.S)
+  }
+
+  millisecond(input) {
+    return this.$g(input, '$ms', C.MS)
   }
 
   unix() {
diff --git a/test/get-set.test.js b/test/get-set.test.js
index af5676a3..7587915c 100644
--- a/test/get-set.test.js
+++ b/test/get-set.test.js
@@ -12,34 +12,50 @@ afterEach(() => {
 
 it('Year', () => {
   expect(dayjs().year()).toBe(moment().year())
+  expect(dayjs().year(0).valueOf()).toBe(moment().year(0).valueOf())
+  expect(dayjs().year(2000).valueOf()).toBe(moment().year(2000).valueOf())
 })
 
 it('Month', () => {
   expect(dayjs().month()).toBe(moment().month())
+  expect(dayjs().month(0).valueOf()).toBe(moment().month(0).valueOf())
+  expect(dayjs().month(1).valueOf()).toBe(moment().month(1).valueOf())
 })
 
 it('Day of Week', () => {
   expect(dayjs().day()).toBe(moment().day())
+  expect(dayjs().day(0).format()).toBe(moment().day(0).format())
+  expect(dayjs().day(1).format()).toBe(moment().day(1).format())
 })
 
 it('Date', () => {
   expect(dayjs().date()).toBe(moment().date())
+  expect(dayjs().date(0).valueOf()).toBe(moment().date(0).valueOf())
+  expect(dayjs().date(1).valueOf()).toBe(moment().date(1).valueOf())
 })
 
 it('Hour', () => {
   expect(dayjs().hour()).toBe(moment().hour())
+  expect(dayjs().hour(0).valueOf()).toBe(moment().hour(0).valueOf())
+  expect(dayjs().hour(1).valueOf()).toBe(moment().hour(1).valueOf())
 })
 
 it('Minute', () => {
   expect(dayjs().minute()).toBe(moment().minute())
+  expect(dayjs().minute(0).valueOf()).toBe(moment().minute(0).valueOf())
+  expect(dayjs().minute(1).valueOf()).toBe(moment().minute(1).valueOf())
 })
 
 it('Second', () => {
   expect(dayjs().second()).toBe(moment().second())
+  expect(dayjs().second(0).valueOf()).toBe(moment().second(0).valueOf())
+  expect(dayjs().second(1).valueOf()).toBe(moment().second(1).valueOf())
 })
 
 it('Millisecond', () => {
   expect(dayjs().millisecond()).toBe(moment().millisecond())
+  expect(dayjs().millisecond(0).valueOf()).toBe(moment().millisecond(0).valueOf())
+  expect(dayjs().millisecond(1).valueOf()).toBe(moment().millisecond(1).valueOf())
 })
 
 it('Set Day', () => {