chore: setup linter

.gitignore

@@ -0,0 +1,3 @@
+/vendor/
+/bin/
+/.vscode/

.golangci.yml

@@ -0,0 +1,39 @@
+run:
+  deadline: 2m
+
+linters:
+  disable-all: true
+  fast: false
+  enable:
+    - bodyclose
+    - deadcode
+    - depguard
+    - dupl
+    - goconst
+    - gocyclo
+    - gofmt
+    - goimports
+    - golint
+    - gosec
+    - gosimple
+    - govet
+    - ineffassign
+    - interfacer
+    - lll
+    - misspell
+    - nakedret
+    - staticcheck
+    - structcheck
+    - typecheck
+    - unconvert
+    - unparam
+    - unused
+    - varcheck
+
+linters-settings:
+  lll:
+    line-length: 110
+  goimports:
+    local-prefixes: "github.com/shaj13/go-guardian/"
+issues:
+  exclude-use-default: false

Makefile

@@ -16,4 +16,11 @@ cover: clean
 	GOFLAGS=-mod=vendor go test ./... -v -cover -coverprofile=${PWD}/cover/coverage.out
 
 deploy-cover:
-	goveralls -coverprofile=${PWD}/cover/coverage.out -service=circle-ci -repotoken=$$COVERALLS_TOKEN
+	goveralls -coverprofile=${PWD}/cover/coverage.out -service=circle-ci -repotoken=$$COVERALLS_TOKEN
+
+lint: 
+	./bin/golangci-lint run -c .golangci.yml ./...
+
+lint-fix: 
+	./bin/golangci-lint run -c .golangci.yml ./... --fix 
+	./bin/golangci-lint run -c .golangci.yml ./... --fix