From c99595dc4755c99a6aa05a237c952bc1d9c08dfb Mon Sep 17 00:00:00 2001
From: Federico <me@fregante.com>
Date: Sat, 21 Nov 2020 13:27:14 -0600
Subject: Add `quick-fork-deletion` feature (#3734)

---
 source/github-helpers/api.ts | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

(limited to 'source/github-helpers/api.ts')

diff --git a/source/github-helpers/api.ts b/source/github-helpers/api.ts
index 98b2ddf9..504e4755 100644
--- a/source/github-helpers/api.ts
+++ b/source/github-helpers/api.ts
@@ -51,6 +51,7 @@ interface RestResponse extends AnyObject {
 export const escapeKey = (value: string | number): string => '_' + String(value).replace(/[ ./-]/g, '_');
 
 export class RefinedGitHubAPIError extends Error {
+	response: AnyObject = {};
 	constructor(...messages: string[]) {
 		super(messages.join('\n'));
 	}
@@ -66,6 +67,14 @@ export async function expectToken(): Promise<string> {
 	return personalToken;
 }
 
+export async function expectTokenScope(scope: string): Promise<void> {
+	const {headers} = await v3('/');
+	const tokenScopes = headers.get('X-OAuth-Scopes')!;
+	if (!tokenScopes.split(', ').includes(scope)) {
+		throw new Error(`The token you provided does not have the \`${scope}\` scope. It only includes \`${tokenScopes}\``);
+	}
+}
+
 const api3 = pageDetect.isEnterprise() ?
 	`${location.origin}/api/v3/` :
 	'https://api.github.com/';
@@ -210,11 +219,13 @@ export async function getError(apiResponse: JsonObject): Promise<RefinedGitHubAP
 		);
 	}
 
-	return new RefinedGitHubAPIError(
+	const error = new RefinedGitHubAPIError(
 		'Unable to fetch.',
 		personalToken ?
 			'Ensure that your token has access to this repo.' :
 			'Maybe adding a token in the options will fix this issue.',
 		JSON.stringify(apiResponse, null, '\t') // Beautify
 	);
+	error.response = apiResponse;
+	return error;
 }
-- 
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