Add degreesToRads and radsToDegrees

snippet-template.md

@@ -10,5 +10,5 @@ const functionName = arguments =>
 ```
 
 ```js
-functionName('sampleInput') // 'sampleOutput'
+functionName('sampleInput'); // 'sampleOutput'
 ```

snippets/degreesToRads.md

@@ -0,0 +1,13 @@
+### degreesToRads
+
+Converts an angle from degrees to radians.
+
+Use `Math.PI` and the degree to radian formula to convert the angle from degrees to radians.
+
+```js
+const degreesToRads = deg => deg * Math.PI / 180.0;
+```
+
+```js
+degreesToRads(90.0); // ~1.5708
+```

snippets/radsToDegrees.md

@@ -0,0 +1,13 @@
+### radsToDegrees
+
+Converts an angle from radians to degrees.
+
+Use `Math.PI` and the radian to degree formula to convert the angle from radians to degrees.
+
+```js
+const radsToDegrees = rad => rad * 180.0 / Math.PI;
+```
+
+```js
+radsToDegrees(Math.PI / 2); // 90
+```

tag_database

@@ -42,6 +42,7 @@ deepClone:object,recursion
 deepFlatten:array,recursion
 defaults:object
 defer:function
+degreesToRads:math
 delay:function
 detectDeviceType:browser
 difference:array,math
@@ -189,6 +190,7 @@ pull:array
 pullAtIndex:array
 pullAtValue:array
 pullBy:array,function,advanced
+radsToDegrees:math
 randomHexColorCode:utility,random
 randomIntArrayInRange:math,utility,random
 randomIntegerInRange:math,utility,random

test/bifurcate/bifurcate.js

@@ -1,6 +1,3 @@
 const bifurcate = (arr, filter) =>
-arr.reduce((acc, val, i) => (acc[filter[i] ? 0 : 1].push(val), acc), [
+arr.reduce((acc, val, i) => (acc[filter[i] ? 0 : 1].push(val), acc), [[], []]);
-[],
-[],
-]);
 module.exports = bifurcate;

test/bifurcateBy/bifurcateBy.js

@@ -1,6 +1,3 @@
 const bifurcateBy = (arr, fn) =>
-arr.reduce((acc, val, i) => (acc[fn(val, i) ? 0 : 1].push(val), acc), [
+arr.reduce((acc, val, i) => (acc[fn(val, i) ? 0 : 1].push(val), acc), [[], []]);
-[],
-[],
-]);
 module.exports = bifurcateBy;

test/degreesToRads/degreesToRads.js

@@ -0,0 +1,2 @@
+const degreesToRads = deg => deg * Math.PI / 180.0;
+module.exports = degreesToRads;

test/degreesToRads/degreesToRads.test.js

@@ -0,0 +1,15 @@
+const test = require('tape');
+const degreesToRads = require('./degreesToRads.js');
+
+test('Testing degreesToRads', (t) => {
+  //For more information on all the methods supported by tape
+  //Please go to https://github.com/substack/tape
+  const approxeq = (v1,v2, diff = 0.001) => Math.abs(v1 - v2) < diff; // Use to account for rounding errors
+  t.true(typeof degreesToRads === 'function', 'degreesToRads is a Function');
+  t.true(approxeq(degreesToRads(90.0), Math.PI / 2), 'Returns the appropriate value');
+  //t.deepEqual(degreesToRads(args..), 'Expected');
+  //t.equal(degreesToRads(args..), 'Expected');
+  //t.false(degreesToRads(args..), 'Expected');
+  //t.throws(degreesToRads(args..), 'Expected');
+  t.end();
+});

test/radsToDegrees/radsToDegrees.js

@@ -0,0 +1,2 @@
+const radsToDegrees = rad => rad * 180.0 / Math.PI;
+module.exports = radsToDegrees;

test/radsToDegrees/radsToDegrees.test.js

@@ -0,0 +1,14 @@
+const test = require('tape');
+const radsToDegrees = require('./radsToDegrees.js');
+
+test('Testing radsToDegrees', (t) => {
+  //For more information on all the methods supported by tape
+  //Please go to https://github.com/substack/tape
+  t.true(typeof radsToDegrees === 'function', 'radsToDegrees is a Function');
+  t.equal(radsToDegrees(Math.PI / 2), 90, 'Returns the appropriate value');
+  //t.deepEqual(radsToDegrees(args..), 'Expected');
+  //t.equal(radsToDegrees(args..), 'Expected');
+  //t.false(radsToDegrees(args..), 'Expected');
+  //t.throws(radsToDegrees(args..), 'Expected');
+  t.end();
+});

test/testlog

@@ -1,4 +1,4 @@
-Test log for: Wed Feb 14 2018 12:12:48 GMT+0200 (GTB Standard Time)
+Test log for: Wed Feb 14 2018 12:24:07 GMT+0200 (GTB Standard Time)
 
 > 30-seconds-of-code@0.0.1 test G:\My Files\git Repositories\30-seconds-of-code
 > tape test/**/*.test.js | tap-spec
@@ -278,6 +278,11 @@ Test log for: Wed Feb 14 2018 12:12:48 GMT+0200 (GTB Standard Time)
 
     √ defer is a Function
 
+  Testing degreesToRads
+
+    √ degreesToRads is a Function
+    √ Returns the appropriate value
+
   Testing delay
 
     √ delay is a Function
@@ -1221,6 +1226,11 @@ Test log for: Wed Feb 14 2018 12:12:48 GMT+0200 (GTB Standard Time)
     √ quickSort(undefined) throws an error
     √ quickSort([11, 1, 324, 23232, -1, 53, 2, 524, 32, 13, 156, 133, 62, 12, 4]) takes less than 2s to run
 
+  Testing radsToDegrees
+
+    √ radsToDegrees is a Function
+    √ Returns the appropriate value
+
   Testing randomHexColorCode
 
     √ randomHexColorCode is a Function
@@ -1820,8 +1830,8 @@ Test log for: Wed Feb 14 2018 12:12:48 GMT+0200 (GTB Standard Time)
     √ Works with multiple promises
 
 
-  total:     909
+  total:     913
-  passing:   909
+  passing:   913
   duration:  2.4s