@beyonk/date-utils - npm Package Compare versions

Comparing version 4.4.1 to 4.5.0

lib/iso-dates.js

@@ -5,3 +5,4 @@ import {
   minsToTime,
-  ymdNoTimezone as toISODateString
+  ymdNoTimezone as toISODateString,
+  utcDate
 } from './date-utils.js'
@@ -25,5 +26,17 @@
 
+function toStartDate (iso) {
+  const { date, timeslot } = fromISOString(iso)
+  return utcDate(date).add(timeslot, 'minutes').toDate()
+}
+
+function toEndDate (iso) {
+  const { duration } = fromISOString(iso)
+  return utcDate(toStartDate(iso)).add(duration, 'minutes').toDate()
+}
+
 export {
   fromISOString,
-  toISOString
+  toISOString,
+  toStartDate,
+  toEndDate
 }

lib/iso-dates.spec.js

 import { expect } from '@hapi/code'
-import { toISOString } from './iso-dates.js'
+import { toISOString, fromISOString, toStartDate, toEndDate } from './iso-dates.js'
 
 describe('iso-dates', () => {
-  const scenarios = [
-    {
-      ctx: 'from Date object',
-      date: new Date('2021-10-31T00:00:00.000Z'),
-      timeslot: 540,
-      duration: 90
-    },
-    {
-      ctx: 'from Date string',
-      date: '2021-10-31',
-      timeslot: 540,
-      duration: 90
+  context('#toISOString()', () => {
+    const scenarios = [
+      {
+        ctx: 'from Date object',
+        date: new Date('2021-10-31T00:00:00.000Z'),
+        timeslot: 540,
+        duration: 90
+      },
+      {
+        ctx: 'from Date string',
+        date: '2021-10-31',
+        timeslot: 540,
+        duration: 90
+      }
+    ]
+
+    for (const { ctx, date, timeslot, duration } of scenarios) {
+      context(ctx, () => {
+        it('returns expected string', () => {
+          expect(
+            toISOString(date, timeslot, duration)
+          ).to.equal(
+            '2021-10-31T09:00--PT90M'
+          )
+        })
+      })
     }
-  ]
+  })
 
-  for (const { ctx, date, timeslot, duration } of scenarios) {
-    context(ctx, () => {
-      it('returns expected string', () => {
+  describe('#fromISOString()', () => {
+    const scenarios = [
+      { test: 'relative time', value: '2021-10-31T01:15--PT1H30M' },
+      { test: 'UTC time', value: '2021-10-31T01:15Z--PT1H30M' },
+      { test: 'UTC offset', value: '2021-10-31T01:15-05:00--PT1H30M' }
+    ]
+
+    for (const { test, value } of scenarios) {
+      it(`extracts local date, timeslot and duration elements (${test})`, () => {
         expect(
-          toISOString(date, timeslot, duration)
-        ).to.equal(
-          '2021-10-31T09:00--PT90M'
-        )
+          fromISOString(value)
+        ).to.equal({
+          date: '2021-10-31',
+          timeslot: 75,
+          duration: 90
+        })
       })
+    }
+  })
+
+  describe('#toStartDate()', () => {
+    it('returns date', () => {
+      expect(
+        toStartDate('2021-10-31T01:15Z--PT1H30M')
+      ).to.equal(
+        new Date('2021-10-31T01:15Z')
+      )
     })
-  }
+  })
+
+  describe('#toEndDate()', () => {
+    it('returns date', () => {
+      expect(
+        toEndDate('2021-10-31T01:15Z--PT1H30M')
+      ).to.equal(
+        new Date('2021-10-31T02:45Z')
+      )
+    })
+  })
 })

package.json

 {
   "name": "@beyonk/date-utils",
-  "version": "4.4.1",
+  "version": "4.5.0",
   "description": "Beyonk Date Utils",
@@ -5,0 +5,0 @@ "author": "Antony Jones <[e-mail]>",

No alert changes

Improved metrics

Total package byte prevSize

18478

increased by8.46%

Lines of code

570

increased by9.4%

No dependency changes