fix: fix support for some legacy registry servers (#5609)

haoqunjiang · web-flow · commit 09cdf51c5e8c · 2020-06-24T10:35:55.000+08:00
Some registry servers do not recognize `application/vnd.npm.install-v1+json`
in the Accept header, so here we add `application/json` as fallback.
diff --git a/packages/@vue/cli/lib/util/ProjectPackageManager.js b/packages/@vue/cli/lib/util/ProjectPackageManager.js
@@ -248,7 +248,7 @@ class PackageManager {
 
     const headers = {}
     if (!full) {
-      headers.Accept = 'application/vnd.npm.install-v1+json'
+      headers.Accept = 'application/vnd.npm.install-v1+json;q=1.0, application/json;q=0.9, */*;q=0.8'
     }
 
     if (authToken) {

Original file line number	Diff line number	Diff line change
`@@ -248,7 +248,7 @@ class PackageManager {`
`248`	`248`
`249`	`249`	`const headers = {}`
`250`	`250`	`if (!full) {`
`251`		`- headers.Accept = 'application/vnd.npm.install-v1+json'`
	`251`	`+ headers.Accept = 'application/vnd.npm.install-v1+json;q=1.0, application/json;q=0.9, /;q=0.8'`
`252`	`252`	`}`
`253`	`253`
`254`	`254`	`if (authToken) {`