fix(taro): 内置拦截器向上暴露 abort, fix #4386

packages/taro/src/interceptor/interceptors.js

@@ -1,12 +1,14 @@
 export function timeoutInterceptor (chain) {
   const requestParams = chain.requestParams
-  return new Promise((resolve, reject) => {
+  let p
+  const res = new Promise((resolve, reject) => {
     let timeout = setTimeout(() => {
       timeout = null
       reject(new Error('网络链接超时,请稍后再试！'))
     }, (requestParams && requestParams.timeout) || 60000)
 
-    chain.proceed(requestParams)
+    p = chain.proceed(requestParams)
+    p
       .then(res => {
         if (!timeout) return
         clearTimeout(timeout)
@@ -17,15 +19,19 @@ export function timeoutInterceptor (chain) {
         reject(err)
       })
   })
+  if (p.abort) res.abort = p.abort
+  return res
 }
 
 export function logInterceptor (chain) {
   const requestParams = chain.requestParams
   const { method, data, url } = requestParams
   console.log(`http ${method || 'GET'} --> ${url} data: `, data)
-  return chain.proceed(requestParams)
-    .then(res => {
-      console.log(`http <-- ${url} result:`, res)
-      return res
-    })
+  const p = chain.proceed(requestParams)
+  const res = p.then(res => {
+    console.log(`http <-- ${url} result:`, res)
+    return res
+  })
+  if (p.abort) res.abort = p.abort
+  return res
 }