Fix use of "contraints" package and update GitHub action

* Update go.yml

* Fix comparison.go use of constraints

Author: barweiss

.github/workflows/go.yml

@@ -15,26 +15,21 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@v2
       with:
-        go-version: 1.17
-
-    - name: Install Go 1.18
-      run: |
-        go install golang.org/dl/go1.18beta1@latest
-        go1.18beta1 download
+        go-version: 1.18
 
     - name: Build
-      run: go1.18beta1 build -v ./...
+      run: go build -v ./...
 
     - name: Test
-      run: go1.18beta1 test -v ./...
+      run: go test -v ./...
 
     - name: Calcualte coverage
       run: |
-        go1.18beta1 test -v -covermode=count -coverprofile=coverage.out
+        go test -v -covermode=count -coverprofile=coverage.out
     - name: Convert coverage.out to coverage.lcov
       uses: jandelgado/[email protected]
     - name: Coveralls
       uses: coverallsapp/[email protected]
       with:
         github-token: ${{ secrets.github_token }}
-        path-to-lcov: coverage.lcov
+        path-to-lcov: coverage.lcov

comparison.go

@@ -1,7 +1,7 @@
 package tuple
 
 import (
-	"constraints"
+	"golang.org/x/exp/constraints"
 )
 
 // OrderedComparisonResult represents the result of a tuple ordered comparison.

go.mod

@@ -2,7 +2,10 @@ module github.com/barweiss/go-tuple
 
 go 1.18
 
-require github.com/stretchr/testify v1.7.0
+require (
+	github.com/stretchr/testify v1.7.0
+	golang.org/x/exp v0.0.0-20220314205449-43aec2f8a4e7
+)
 
 require (
 	github.com/davecgh/go-spew v1.1.0 // indirect

go.sum

@@ -5,6 +5,8 @@ github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZN
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+golang.org/x/exp v0.0.0-20220314205449-43aec2f8a4e7 h1:jynE66seADJbyWMUdeOyVTvPtBZt7L6LJHupGwxPZRM=
+golang.org/x/exp v0.0.0-20220314205449-43aec2f8a4e7/go.mod h1:lgLbSvA5ygNOMpwM/9anMpWVlVJ7Z+cHWq/eFuinpGE=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=