From 68735659a00afb1cf75f0434db95d2f3e2e226df Mon Sep 17 00:00:00 2001
From: EnixCoda <enixcoda@gmail.com>
Date: Wed, 6 May 2020 10:19:36 +0800
Subject: [PATCH] fix: resolve fetch errors

---
 src/platforms/GitHub/API.ts | 49 ++++++++++++++++++++-----------------
 1 file changed, 26 insertions(+), 23 deletions(-)

diff --git a/src/platforms/GitHub/API.ts b/src/platforms/GitHub/API.ts
index e5e0272..eb5b973 100644
--- a/src/platforms/GitHub/API.ts
+++ b/src/platforms/GitHub/API.ts
@@ -26,33 +26,36 @@ async function request(
   if (accessToken) {
     headers.Authorization = `token ${accessToken}`
   }
+
+  let res: Response
   try {
-    const res = await fetch(url, { headers })
-    const contentType = res.headers.get('Content-Type') || res.headers.get('content-type')
-    const isJson = contentType?.includes('application/json')
-    // About res.ok:
-    // True if res.status between 200~299
-    // Ref: https://developer.mozilla.org/en-US/docs/Web/API/Response/ok
-    if (res.ok) {
-      if (isJson) return res.json()
-      throw new Error(`Response content type is "${contentType}"`)
-    } else {
-      if (res.status === 404 || res.status === 401) throw new Error(errors.NOT_FOUND)
-      else if (res.status === 403) throw new Error(errors.API_RATE_LIMIT)
-      else if (res.status === 500) throw new Error(errors.SERVER_FAULT)
-      else if (isJson) {
-        const content = await res.json()
-        if (apiRateLimitExceeded(content)) throw new Error(errors.API_RATE_LIMIT)
-        if (isEmptyProject(content)) throw new Error(errors.EMPTY_PROJECT)
-        if (isBlockedProject(content)) throw new Error(errors.BLOCKED_PROJECT)
-        throw new Error(`Unknown message content "${content?.message}"`)
-      } else {
-        throw new Error(`Response content type is "${contentType}"`)
-      }
-    }
+    res = await fetch(url, { headers })
   } catch (err) {
     throw new Error(errors.CONNECTION_BLOCKED)
   }
+
+  const contentType = res.headers.get('Content-Type') || res.headers.get('content-type')
+  const isJson = contentType?.includes('application/json')
+  // About res.ok:
+  // True if res.status between 200~299
+  // Ref: https://developer.mozilla.org/en-US/docs/Web/API/Response/ok
+  if (res.ok) {
+    if (isJson) return res.json()
+    throw new Error(`Response content type is "${contentType}"`)
+  } else {
+    if (res.status === 404 || res.status === 401) throw new Error(errors.NOT_FOUND)
+    else if (res.status === 403) throw new Error(errors.API_RATE_LIMIT)
+    else if (res.status === 500) throw new Error(errors.SERVER_FAULT)
+    else if (isJson) {
+      const content = await res.json()
+      if (apiRateLimitExceeded(content)) throw new Error(errors.API_RATE_LIMIT)
+      if (isEmptyProject(content)) throw new Error(errors.EMPTY_PROJECT)
+      if (isBlockedProject(content)) throw new Error(errors.BLOCKED_PROJECT)
+      throw new Error(`Unknown message content "${content?.message}"`)
+    } else {
+      throw new Error(`Response content type is "${contentType}"`)
+    }
+  }
 }
 
 export async function getRepoMeta(