feat(2018 day-03): parses claim strings into claim objects

Author: developher-net

2018/day-03/claims.js

@@ -0,0 +1,27 @@
+/**
+ * Parses a claim into a usable object
+ * @param {String} str formatted claim
+ * @returns {Object} Claim object with named properties
+ */
+const parseClaim = (str) => {
+  let claim = {}
+  let vals = str.split(' @ ')
+  claim.id = vals[0].replace(/#/g, '')
+  vals = vals[1].split(',')
+  claim.x = vals[0]
+  vals = vals[1].split(': ')
+  claim.y = vals[0]
+  vals = vals[1].split('x')
+  claim.width = vals[0]
+  claim.height = vals[1]
+
+  Object.keys(claim).forEach((key) => {
+    claim[key] = parseInt(claim[key])
+  })
+
+  return claim
+}
+
+module.exports = {
+  parseClaim
+}

2018/day-03/claims.test.js

@@ -1,12 +1,12 @@
 /* eslint-env mocha */
 const expect = require('chai').expect
+const { parseClaim } = require('./claims')
 let {
   cloth,
   conflicts,
   isClaimed,
   logConflict,
-  makeClaim,
-  parseClaim
+  makeClaim
 } = require('./claims')
 
 function _randomInt (min, max) {
@@ -32,7 +32,7 @@ describe('--- Day 3: No Matter How You Slice It ---', () => {
         height: 4
       }
       const actual = parseClaim(claim)
-      expected(actual).to.deep.equal(expected)
+      expect(actual).to.deep.equal(expected)
     })
   })