Bump Expected Minimum Go Version to 1.17 (#51)

Reference: #50

.changelog/51.txt

@@ -0,0 +1,3 @@
+```release-note:note
+This Go module has been updated to Go 1.17 per the [Go support policy](https://golang.org/doc/devel/release.html#policy). Any consumers building on earlier Go versions may experience errors.
+```

.github/workflows/ci-go.yml

@@ -33,7 +33,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        go-version: [ '1.17', '1.16' ]
+        go-version: [ '1.18', '1.17' ]
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-go@v3

.go-version

@@ -1 +1 @@
-1.16.7
+1.17.8

.golangci.yml

@@ -17,7 +17,7 @@ linters:
     # - paralleltest # Reference: https://github.com/kunwardeep/paralleltest/issues/14
     - predeclared
     - staticcheck
-    # - tenv # TODO: Enable when upgrading Go 1.16 to 1.17
+    - tenv
     - unconvert
     - unparam
     - varcheck

README.md

@@ -6,9 +6,9 @@ terraform-plugin-log is a helper module for logging from Terraform providers. It
 
 ## Go Compatibility
 
-terraform-plugin-log is built in Go, and uses the [support policy](https://golang.org/doc/devel/release.html#policy) of Go as its support policy. The two latest major releases of Go are supported by terraform-plugin-log.
+This project follows the [support policy](https://golang.org/doc/devel/release.html#policy) of Go as its support policy. The two latest major releases of Go are supported by the project.
 
-Currently, that means Go **1.16** or later must be used when using terraform-plugin-log.
+Currently, that means Go **1.17** or later must be used when including this project as a dependency.
 
 ## Contributing
 

go.mod

@@ -1,10 +1,17 @@
 module github.com/hashicorp/terraform-plugin-log
 
-go 1.16
+go 1.17
 
 require (
 	github.com/google/go-cmp v0.5.7
 	github.com/hashicorp/go-hclog v1.2.0
 	github.com/mitchellh/go-testing-interface v1.14.1
+)
+
+require (
+	github.com/fatih/color v1.7.0 // indirect
+	github.com/mattn/go-colorable v0.1.4 // indirect
+	github.com/mattn/go-isatty v0.0.10 // indirect
 	github.com/stretchr/testify v1.3.0 // indirect
+	golang.org/x/sys v0.0.0-20191008105621-543471e840be // indirect
 )