From eb101f820760b96f35721582d2fceca8fcdaff57 Mon Sep 17 00:00:00 2001
From: Patrick Malouin <patrick.malouin@auth0.com>
Date: Fri, 10 Jul 2020 12:50:32 -0400
Subject: [PATCH] fix(migrations): handle 404 error for older installations

---
 package-lock.json                        |  2 +-
 package.json                             |  2 +-
 src/auth0/handlers/migrations.js         |  9 +++++--
 tests/auth0/handlers/migrations.tests.js | 30 ++++++++++++++++++++++++
 4 files changed, 39 insertions(+), 4 deletions(-)

diff --git a/package-lock.json b/package-lock.json
index 561b525..e238021 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "auth0-source-control-extension-tools",
-  "version": "4.1.1",
+  "version": "4.1.3",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 345400c..f500ced 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "auth0-source-control-extension-tools",
-  "version": "4.1.2",
+  "version": "4.1.3",
   "description": "Supporting tools for the Source Control extensions",
   "main": "lib/index.js",
   "scripts": {
diff --git a/src/auth0/handlers/migrations.js b/src/auth0/handlers/migrations.js
index f1d6872..64b862e 100644
--- a/src/auth0/handlers/migrations.js
+++ b/src/auth0/handlers/migrations.js
@@ -16,8 +16,13 @@ export default class MigrationsHandler extends DefaultHandler {
   }
 
   async getType() {
-    const migrations = await this.client.migrations.getMigrations();
-    return migrations.flags;
+    try {
+      const migrations = await this.client.migrations.getMigrations();
+      return migrations.flags;
+    } catch (err) {
+      if (err.statusCode === 404) return {};
+      throw err;
+    }
   }
 
   // Run at the end since switching a flag will depend on other applying other changes
diff --git a/tests/auth0/handlers/migrations.tests.js b/tests/auth0/handlers/migrations.tests.js
index 04ba1c4..da43186 100644
--- a/tests/auth0/handlers/migrations.tests.js
+++ b/tests/auth0/handlers/migrations.tests.js
@@ -28,6 +28,36 @@ describe('#migrations handler', () => {
         migration_flag: true
       });
     });
+
+    it('should support when endpoint does not exist (older installations)', async () => {
+      const client = {
+        migrations: {
+          getMigrations: () => {
+            const err = new Error('Not Found');
+            err.name = 'Not Found';
+            err.statusCode = 404;
+            err.requestInfo = {
+              method: 'get',
+              url: 'https://example.auth0.com/api/v2/migrations'
+            };
+            err.originalError = new Error('Not Found');
+            err.originalError.status = 404;
+            err.originalError.response = {
+              body: {
+                statusCode: 404,
+                error: 'Not Found',
+                message: 'Not Found'
+              }
+            };
+            return Promise.reject(err);
+          }
+        }
+      };
+
+      const handler = new migrations({ client });
+      const data = await handler.getType();
+      expect(data).to.deep.equal({});
+    });
   });
 
   describe('#migrations process', () => {