Add go fmt to CI lint job

.github/workflows/ci.yml

@@ -1,11 +1,11 @@
-name: CI Tests
+name: CI
 on:
   push:
     branches: [ main ]
   pull_request:
 jobs:
   lint:
-    name: Lint and Codegen
+    name: Lint
     runs-on: ubuntu-latest
     timeout-minutes: 5
     steps:
@@ -22,6 +22,8 @@ jobs:
         with:
           version: v1.50.1
 
+      - run: make fmtcheck
+
       - name: Install mockgen
         run: |
           set -eux -o pipefail
@@ -42,7 +44,7 @@ jobs:
       - name: verify go.mod and go.sum are consistent
         run : go mod tidy
 
-      - name: Ensure nothing changed
+      - name: Ensure mocks are generated
         run: git diff --exit-code
 
   tests:
@@ -52,8 +54,8 @@ jobs:
       fail-fast: false
       matrix:
         # If you adjust these parameters, also adjust the jrm input files on the "Merge reports" step below
-        parallel: [4]
-        index: [0, 1, 2, 3]
+        parallel: [ 4 ]
+        index: [ 0, 1, 2, 3 ]
 
     timeout-minutes: 30
     steps:
@@ -120,7 +122,7 @@ jobs:
 
   tests-combine-summaries:
     name: Combine Test Reports
-    needs: [tests]
+    needs: [ tests ]
     runs-on: ubuntu-latest
     steps:
       - uses: actions/setup-node@v3
@@ -144,7 +146,7 @@ jobs:
 
   tests-summarize:
     name: Summarize Tests
-    needs: [tests]
+    needs: [ tests ]
     runs-on: ubuntu-latest
     if: ${{ always() }}
     steps:

Makefile

@@ -12,6 +12,9 @@ vet:
 fmt:
 	gofmt -s -l -w .
 
+fmtcheck:
+	./scripts/gofmtcheck.sh
+
 lint:
 	golangci-lint run .
 

scripts/gofmtcheck.sh

@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+
+# Copyright (c) HashiCorp, Inc.
+# SPDX-License-Identifier: MPL-2.0
+
+if ! gofmt -l -s .; then
+    echo "gofmt found some files that need to be formatted. You can use the command: \`make fmt\` to reformat code."
+    exit 1
+fi
+
+exit 0