Merge pull request #15 from pranavacharya/metre-unit-support

added support for metre unit

README.md

@@ -105,6 +105,7 @@ pace.format('km', 'min').getPaceTimeString(); // 00:06:00
 
 ##### Distance
 
+- m - metre
 - km - kilometers
 - mi - miles
 

src/lib/distance.js

@@ -1,4 +1,8 @@
 const units = {
+  m: {
+    ratio: 0.001,
+    name: 'metre'
+  },
   mi: {
     ratio: 1.60934,
     name: 'miles'

src/lib/pace.js

@@ -23,7 +23,7 @@ export default class Pace {
    * @param {Object} [optional] - optional params
    * @param {String} [optional.distanceUnit] - unit of distance
    * - default unit: km
-   * - available units: "km", "mi"
+   * - available units: "m", "km", "mi"
    * @param {String} [optional.timeUnit] - unit of time
    * - default unit: s
    * - available units: "ms", "s", "min" , "h"
@@ -71,6 +71,7 @@ export default class Pace {
    * - default unit - s/km
    * @param {string} distanceUnit
    *  Available units
+   * - m
    * - km
    * - mi
    * @param {string} timeUnit

tests/distance.test.js

@@ -3,10 +3,14 @@ import { listUnit, convertUnit } from '../src/lib/distance';
 describe('Distance', () => {
   test('list units', () => {
     expect(typeof listUnit()).toBe('object');
-    expect(listUnit()).toEqual(['mi', 'km']);
+    expect(listUnit()).toEqual(['m', 'mi', 'km']);
   });
 
-  test('convertUnit', () => {
+  test('convertUnit - km to mi', () => {
     expect(convertUnit(10, 'km', 'mi')).toBeCloseTo(6.2, 1);
   });
+
+  test('convertUnit - km to m', () => {
+    expect(convertUnit(10, 'km', 'm')).toBe(10000);
+  });
 });

tests/pacecal.test.js

@@ -51,7 +51,7 @@ describe('Pace Class', () => {
     expect(() => {
       // invalid distanceUnit
       // eslint-disable-next-line no-unused-vars
-      const pace = new Pace(6, 3600, { distanceUnit: 'm', timeUnit: 'min' });
+      const pace = new Pace(6, 3600, { distanceUnit: 'yard', timeUnit: 'min' });
     }).toThrow(TypeError);
   });