From 5100c7ce775fa403bf66342307f0ef45fc5231c1 Mon Sep 17 00:00:00 2001
From: Alex Senger <a.senger@gridx.de>
Date: Wed, 10 Apr 2024 16:45:57 +0200
Subject: [PATCH] #9 introduces linter

---
 .gitignore    |  4 ++++
 .golangci.yml | 33 +++++++++++++++++++++++++++++++++
 Makefile      |  8 ++++++++
 3 files changed, 45 insertions(+)
 create mode 100644 .golangci.yml
 create mode 100644 Makefile

diff --git a/.gitignore b/.gitignore
index 2f44e58..ddbc175 100644
--- a/.gitignore
+++ b/.gitignore
@@ -44,3 +44,7 @@ prof.mem
 # Goland files
 .idea/
 tmp/**
+
+# Coverage Reports
+coverage_unit.out
+coverage_integration.out
\ No newline at end of file
diff --git a/.golangci.yml b/.golangci.yml
new file mode 100644
index 0000000..64a0900
--- /dev/null
+++ b/.golangci.yml
@@ -0,0 +1,33 @@
+output:
+  # sorts results by: filepath, line and column
+  sort-results: true
+
+linters:
+  enable:
+    - revive # general purpose linter, drop-in replacement for golint + some extra
+    - whitespace # checks for unnecessary newlines and trailing spaces
+    - unconvert # check for unnecessary type conversions
+    - promlinter # checks that prometheus metrics follow prometheus naming conventions, see https://prometheus.io/docs/practices/naming/
+    - nilerr # checks for cases where a nil value is returned even though a checked error is non-nil
+    - gofmt # basic gofmt + the simplification flag "-s"
+    - unparam # reports unused function parameters
+    - goimports # checks import statements are formatted according to the 'goimport' command
+
+linters-settings:
+  errcheck:
+    ignore: Close
+
+issues:
+  exclude-use-default: false
+  exclude-rules:
+    - linters:
+        - revive
+      text: package-comments
+
+run:
+
+  build-tags:
+    - unit
+    - integration
+
+  timeout: 2m
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..9cd2545
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,8 @@
+test.lint:
+	golangci-lint run --config .golangci.yml --verbose ./...
+
+test.unit:
+	go test -coverprofile=coverage_unit.out -tags=unit ./...
+
+test.integration:
+	go test -coverprofile=coverage_integration.out -tags=integration ./...
\ No newline at end of file