document go version requirement

And refuse to build on older versions.

document go version requirement
And refuse to build on older versions.
7102aa90 · Steven Allen · Matt Joiner · 9e3f8c08 · 7102aa90 · 7102aa90
Commit 7102aa90 authored Jan 09, 2019 by Steven Allen Committed by Matt Joiner Jan 10, 2019
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README.md README.md +2 -0

old_go_warning.go old_go_warning.go +6 -0

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--- a/README.md
+++ b/README.md
@@ -2,6 +2,8 @@

 [![travisbadge](https://travis-ci.org/libp2p/go-reuseport.svg)](https://travis-ci.org/libp2p/go-reuseport)

+**NOTE:** This package REQUIRES go >= 1.11.
+
 This package enables listening and dialing from _the same_ TCP or UDP port.
 This means that the following sockopts may be set:


--- a/old_go_warning.go
+++ b/old_go_warning.go
+// +build !go1.11
+
+"go-reuseport requires go >= 1.11"
+
+;
+