init new when map is empty or nil; add go.mod

conn/dialers.go

@@ -49,6 +49,9 @@ const (
 )
 
 func setupDefaultConfigProperties(prop amqp.Table) amqp.Table {
+	if len(prop) == 0 {
+		prop = amqp.Table{}
+	}
 	if _, ok := prop["product"]; !ok {
 		prop["product"] = defaultProduct
 	}

go.mod

@@ -0,0 +1,27 @@
+module github.com/devimteam/amqp
+
+require (
+	github.com/Shopify/sarama v1.19.0 // indirect
+	github.com/Shopify/toxiproxy v2.1.3+incompatible // indirect
+	github.com/apache/thrift v0.0.0-20181019115558-cd829a0b9a5c // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/eapache/go-resiliency v1.1.0 // indirect
+	github.com/eapache/go-xerial-snappy v0.0.0-20180814174437-776d5712da21 // indirect
+	github.com/eapache/queue v1.1.0 // indirect
+	github.com/go-logfmt/logfmt v0.3.0 // indirect
+	github.com/gogo/protobuf v1.1.1
+	github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db // indirect
+	github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515 // indirect
+	github.com/kr/pretty v0.1.0 // indirect
+	github.com/opentracing-contrib/go-observer v0.0.0-20170622124052-a52f23424492 // indirect
+	github.com/opentracing/opentracing-go v1.0.2
+	github.com/openzipkin/zipkin-go-opentracing v0.3.4
+	github.com/pierrec/lz4 v2.0.5+incompatible // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/rcrowley/go-metrics v0.0.0-20181016184325-3113b8401b8a // indirect
+	github.com/satori/go.uuid v1.2.0
+	github.com/streadway/amqp v0.0.0-20180806233856-70e15c650864
+	github.com/stretchr/testify v1.2.2 // indirect
+	golang.org/x/net v0.0.0-20181017193950-04a2e542c03f // indirect
+	gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 // indirect
+)