Drop support for very old Go versions

.travis.yml

@@ -1,10 +1,9 @@
 language: go
 sudo: false
 go:
-  - 1.18.x
-  - 1.19.x
   - 1.20.x
   - 1.21.x
+  - 1.22.x
 cache:
   directories:
     - vendor
@@ -16,4 +15,3 @@ script:
   - make lint
 after_success:
   - make coveralls
-

go.mod

@@ -1,17 +1,31 @@
 module github.com/uber-go/tally/v4
 
-go 1.15
+go 1.20
 
 require (
 	github.com/cactus/go-statsd-client/v5 v5.0.0
 	github.com/golang/mock v1.6.0
 	github.com/pkg/errors v0.9.1
 	github.com/prometheus/client_golang v1.11.0
 	github.com/prometheus/client_model v0.2.0
-	github.com/stretchr/testify v1.8.0
-	github.com/twmb/murmur3 v1.1.5
-	go.uber.org/atomic v1.7.0
-	go.uber.org/goleak v1.2.1
+	github.com/stretchr/testify v1.9.0
+	github.com/twmb/murmur3 v1.1.8
+	go.uber.org/atomic v1.11.0
+	go.uber.org/goleak v1.3.0
 	gopkg.in/validator.v2 v2.0.0-20200605151824-2b28d334fa05
 	gopkg.in/yaml.v2 v2.4.0
 )
+
+require (
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/cespare/xxhash/v2 v2.3.0 // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/golang/protobuf v1.4.3 // indirect
+	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/prometheus/common v0.26.0 // indirect
+	github.com/prometheus/procfs v0.6.0 // indirect
+	golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40 // indirect
+	google.golang.org/protobuf v1.26.0-rc.1 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)

go.sum

@@ -12,6 +12,8 @@ github.com/cactus/go-statsd-client/v5 v5.0.0 h1:KqvIQtc9qt34uq+nu4nd1PwingWfBt/I
 github.com/cactus/go-statsd-client/v5 v5.0.0/go.mod h1:COEvJ1E+/E2L4q6QE5CkjWPi4eeDw9maJBMIuMPBZbY=
 github.com/cespare/xxhash/v2 v2.1.1 h1:6MnRN8NT7+YBpUIWxHtefFZOKTAPgGjpQSxqLNn0+qY=
 github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
+github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs=
+github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
@@ -102,13 +104,21 @@ github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81P
 github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.8.0 h1:pSgiaMZlXftHpm5L7V1+rVB+AZJydKsMxsQBIJw4PKk=
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
+github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
+github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 github.com/twmb/murmur3 v1.1.5 h1:i9OLS9fkuLzBXjt6dptlAEyk58fJsSTXbRg3SgVyqgk=
 github.com/twmb/murmur3 v1.1.5/go.mod h1:Qq/R7NUyOfr65zD+6Q5IHKsJLwP7exErjN6lyyq3OSQ=
+github.com/twmb/murmur3 v1.1.8 h1:8Yt9taO/WN3l08xErzjeschgZU2QSrwm1kclYq+0aRg=
+github.com/twmb/murmur3 v1.1.8/go.mod h1:Qq/R7NUyOfr65zD+6Q5IHKsJLwP7exErjN6lyyq3OSQ=
 github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
 go.uber.org/atomic v1.7.0 h1:ADUqmZGgLDDfbSL9ZmPxKTybcoEYHgpYfELNoN+7hsw=
 go.uber.org/atomic v1.7.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
+go.uber.org/atomic v1.11.0 h1:ZvwS0R+56ePWxUNi+Atn9dWONBPp/AUETXlHW0DxSjE=
+go.uber.org/atomic v1.11.0/go.mod h1:LUxbIzbOniOlMKjJjyPfpl4v+PKK2cNJn91OQbhoJI0=
 go.uber.org/goleak v1.2.1 h1:NBol2c7O1ZokfZ0LEU9K6Whx/KnwvepVetCUhtKja4A=
 go.uber.org/goleak v1.2.1/go.mod h1:qlT2yGI9QafXHhZZLxlSuNsMw3FFLxBr+tBRlmO1xH4=
+go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto=
+go.uber.org/goleak v1.3.0/go.mod h1:CoHD4mav9JJNrW/WLlf7HGZPjdw8EucARQHekz1X6bE=
 golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
@@ -167,7 +177,6 @@ google.golang.org/protobuf v1.26.0-rc.1 h1:7QnIQpGRHE5RnLKnESfDoxm2dTapTZua5a0kS
 google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/validator.v2 v2.0.0-20200605151824-2b28d334fa05 h1:l9eKDCWy9n7C5NAiQAMvDePh0vyLAweR6LcSUVXFUGg=

internal/identity/accumulator.go

@@ -37,10 +37,10 @@ type Accumulator uint64
 
 // NewAccumulator creates a new Accumulator with a default seed value.
 //
-// n.b. Here and elsewhere, we use nosplit to avoid stack size checks, which
-//      are unnecessary as memory width is bounded to each instance of `a` (a
-//      uint64) and, potentially, a single stack-local loop temporary while
-//      iterating.
+//	 n.b. Here and elsewhere, we use nosplit to avoid stack size checks, which
+//		are unnecessary as memory width is bounded to each instance of `a` (a
+//		uint64) and, potentially, a single stack-local loop temporary while
+//		iterating.
 func NewAccumulator() Accumulator {
 	return Accumulator(_hashSeed)
 }

types.go

@@ -29,10 +29,10 @@ import (
 // Scope is a namespace wrapper around a stats reporter, ensuring that
 // all emitted values have a given prefix or set of tags.
 //
-// IMPORTANT: When using Prometheus reporters, users must take care to
-//            not create metrics from both parent scopes and subscopes
-//            that have the same metric name but different tag keys,
-//            as metric allocation will panic.
+//	 IMPORTANT: When using Prometheus reporters, users must take care to
+//		not create metrics from both parent scopes and subscopes
+//		that have the same metric name but different tag keys,
+//		as metric allocation will panic.
 type Scope interface {
 	// Counter returns the Counter object corresponding to the name.
 	Counter(name string) Counter