Omit otp string for elixir versions

Author: marocchino

dist/index.js

@@ -347,7 +347,15 @@ const fetch = function(path) {
     .reduce((acc, current) => {
       const [key, value] = current.trim().split(/\s+/);
       if (value) {
-        acc[key] = value;
+        switch (key) {
+          case "elixir":
+            acc[key] = value.replace(/-otp.+/, "");
+            break;
+
+          default:
+            acc[key] = value;
+            break;
+        }
       }
       return acc;
     }, {});

fetch.js

@@ -7,7 +7,15 @@ const fetch = function(path) {
     .reduce((acc, current) => {
       const [key, value] = current.trim().split(/\s+/);
       if (value) {
-        acc[key] = value;
+        switch (key) {
+          case "elixir":
+            acc[key] = value.replace(/-otp.+/, "");
+            break;
+
+          default:
+            acc[key] = value;
+            break;
+        }
       }
       return acc;
     }, {});

fetch.test.js

@@ -0,0 +1,2 @@
+nodejs 13.0.0
+elixir 1.9.4-otp-22

test/.tool-versions

@@ -0,0 +1,8 @@
+const fetch = require("../fetch");
+
+test("load .tool-versions file to object", async () => {
+  expect(fetch("./test/.tool-versions")).toStrictEqual({
+    elixir: "1.9.4",
+    nodejs: "13.0.0"
+  });
+});