setup integration test

node_modules/octokit-pagination-methods/lib/http-error.js

@@ -0,0 +1,15 @@
+module.exports = class HttpError extends Error {
+  constructor (message, code, headers) {
+    super(message)
+
+    // Maintains proper stack trace (only available on V8)
+    /* istanbul ignore next */
+    if (Error.captureStackTrace) {
+      Error.captureStackTrace(this, this.constructor)
+    }
+
+    this.name = 'HttpError'
+    this.code = code
+    this.headers = headers
+  }
+}