add snakeCase

Author: codyloyd

README.md

@@ -13,8 +13,6 @@ The first exercise, `helloWorld` will walk you through the process in more depth
 
 ## planned exercises (in no particular order for the moment):
 1. book titles (MC)
-1. Palindromes
-1. Pangrams
 1. pig latin (MC)
 1. fibonacci 
 1. convert to snake case

snakeCase/README.md

@@ -0,0 +1,10 @@
+# Exercise XX - snakeCase
+
+Convert phrases and words into snake case
+
+> Snake case (or snake\_case) is the practice of writing compound words or phrases in which the elements are separated with one underscore character (\_) and no spaces, with each element's initial letter usually lowercased as in "foo\_bar" 
+
+```javascript
+snakeCase('Hello, World!') // hello_world
+snakeCase('snakeCase') // snake_case
+```

snakeCase/snakeCase.js

@@ -0,0 +1,5 @@
+var snakeCase = function() {
+
+}
+
+module.exports = snakeCase

snakeCase/snakeCase.spec.js

@@ -0,0 +1,23 @@
+var snakeCase = require('./snakeCase')
+
+describe('snakeCase', function() {
+  it('works with simple lowercased phrases', function() {
+    expect(snakeCase('hello world')).toEqual('hello_world');
+  });
+  xit('works with Caps and punctuation', function() {
+    expect(snakeCase('Hello, World???')).toEqual('hello_world');
+  });
+  xit('works with longer phrases', function() {
+    expect(snakeCase('This is the song that never ends....')).toEqual('this_is_the_song_that_never_ends');
+  });
+  xit('works with camel case', function() {
+    expect(snakeCase('snakeCase')).toEqual('snake_case');
+  });
+  xit('works with kebab case', function() {
+    expect(snakeCase('snake-case')).toEqual('snake_case');
+  });
+  xit('works with WTF case', function() {
+    expect(snakeCase('SnAkE..CaSe..Is..AwEsOmE')).toEqual('snake_case_is_awesome');
+  });
+
+});