support $invokeAsync

[luky116]

Fixes: #1511 #1627

[codecov-commenter]

Codecov Report

Merging #1674 (2a61862) into 3.0 (e376834) will increase coverage by 0.15%.
The diff coverage is 45.45%.

@@            Coverage Diff             @@
##              3.0    #1674      +/-   ##
==========================================
+ Coverage   41.15%   41.30%   +0.15%     
==========================================
  Files         254      254              
  Lines       14590    14614      +24     
==========================================
+ Hits         6005     6037      +32     
+ Misses       7888     7879       -9     
- Partials      697      698       +1     

Impacted Files	Coverage Δ
cluster/cluster/base/cluster_invoker.go	24.44% <0.00%> (+0.26%)	⬆️
cluster/cluster/forking/cluster_invoker.go	58.33% <0.00%> (ø)
protocol/invocation/rpcinvocation.go	15.83% <0.00%> (-1.44%)	⬇️
cluster/cluster/failfast/cluster_invoker.go	71.42% <100.00%> (ø)
cluster/cluster/failover/cluster_invoker.go	66.66% <100.00%> (ø)
cluster/cluster/zoneaware/cluster_invoker.go	80.55% <100.00%> (ø)
filter/generic/service_filter.go	73.58% <100.00%> (ø)
filter/generic/util.go	66.66% <100.00%> (-2.30%)	⬇️
config/config_center_config.go	50.00% <0.00%> (-0.49%)	⬇️
config/registry_config.go	20.51% <0.00%> (+1.66%)	⬆️
... and 3 more

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[xfstart07]

可以提个 1.5 的 PR 吗?

[luky116]

可以提个 1.5 的 PR 吗?

好的，我今晚提交下