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runtime: add cap and len support for chans

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This commit is contained in:
cornelk
2020-05-11 20:54:22 +03:00
committed by Ayke
parent 1461563e3f
commit 7e64bc8f77
4 changed files with 40 additions and 7 deletions
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testdata/channel.go
Vendored
+5 -1
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@@ -9,7 +9,11 @@ import (
var wg sync.WaitGroup
func main() {
ch := make(chan int)
ch := make(chan int, 2)
ch <- 1
println("len, cap of channel:", len(ch), cap(ch), ch == nil)
ch = make(chan int)
println("len, cap of channel:", len(ch), cap(ch), ch == nil)
wg.Add(1)