X-Git-Url: http://git.jkinsey.net/?p=adventofcode2019.git;a=blobdiff_plain;f=src%2Fadventofcode2019%2Flib.clj;fp=src%2Fadventofcode2019%2Flib.clj;h=890ddf5b8cef7ca064c5608f61736a675aaee8e0;hp=d992475caf866b9d7f992668c6bba59ec390ab53;hb=9205379113b838bcad0f87d9dfa770fc7c3d0b83;hpb=b8da8334cb639cbbd04c7a96b1311cb644fdf705

diff --git a/src/adventofcode2019/lib.clj b/src/adventofcode2019/lib.clj
index d992475..890ddf5 100644
--- a/src/adventofcode2019/lib.clj
+++ b/src/adventofcode2019/lib.clj
@@ -1,5 +1,6 @@
 (ns adventofcode2019.lib
     [:require [clojure.string :as str]
+              [clojure.edn :as edn]
               [clojure.java.io :as io]
               [clojure.java.shell :refer [sh]]])
 
@@ -9,8 +10,11 @@
   ([file-name split-regex]
     (str/split (str/trim (slurp file-name)) split-regex)))
 
-(def parse-int
-  #(Integer/parseInt %))
+(defn parse-int [n]
+  (let [n-val (edn/read-string n)]
+    (if (number? n-val)
+        n-val
+        (throw (Exception. "Not a number!")))))
 
 (defmacro input-file []
   (let [bottom-ns (last (str/split (str *ns*) #"\."))]