fix builds

.github/workflows/go.yml

@@ -19,10 +19,25 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@v4
       with:
-        go-version: '1.20'
+        go-version: '1.22'
 
     - name: Build
       run: go build -v ./...
 
     - name: Test
       run: go test -v ./...
+
+  golangci:
+    name: lint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version: '1.22'
+          cache: false
+      - name: golangci-lint
+        uses: golangci/golangci-lint-action@v4
+        with:
+          # from: https://github.com/marketplace/actions/run-golangci-lint
+          version: latest

.golangci.yml

@@ -0,0 +1,20 @@
+linters:
+  enable:
+    - errcheck
+    - gosimple
+    - govet
+    - ineffassign
+    - staticcheck
+    - unused
+    - forbidigo
+
+linters-settings:
+  forbidigo:
+    # Forbid the following identifiers (list of regexp).
+    # Default: ["^(fmt\\.Print(|f|ln)|print|println)$"]
+    forbid:
+      # Builtin function:
+      - ^print.*$
+      # Optional message that gets included in error reports.
+      - p: ^fmt\.Print.*$
+        msg: Do not commit print statements.

cmd/mod.go

@@ -86,6 +86,7 @@ func ModCommand() *cobra.Command {
 				return err
 			}
 
+			// nolint:forbidigo
 			fmt.Print(string(out))
 
 			return nil

go.mod

@@ -1,6 +1,6 @@
 module github.com/can3p/sackmesser
 
-go 1.22.0
+go 1.22
 
 require (
 	github.com/alecthomas/assert/v2 v2.8.1

pkg/operations/parse.go

@@ -33,12 +33,14 @@ var operations = map[string]Operation{
 	"del": Delete,
 }
 
+//nolint:govet
 type Call struct {
 	Name      string        `@Ident`
 	Path      []PathElement `"(" (@Ident | @String ) ( "." (@Ident | @String) )*`
 	Arguments []Argument    `( "," @@ )* ")"`
 }
 
+//nolint:govet
 type Argument struct {
 	Float  *float64 `  @Float`
 	Int    *int     `| @Int`

pkg/traverse/simpleyaml/simpleyaml.go

@@ -2,10 +2,11 @@ package simpleyaml
 
 import (
 	"fmt"
-	"gopkg.in/yaml.v3"
 	"reflect"
 	"strconv"
 
+	"gopkg.in/yaml.v3"
+
 	"github.com/can3p/sackmesser/pkg/traverse/types"
 )
 
@@ -165,8 +166,6 @@ func (n *jnode) NodeType() types.NodeType {
 		return types.NodeTypeNull
 	}
 
-	fmt.Println(n.vType.Kind())
-
 	switch n.vType.Kind() {
 	case reflect.Bool:
 		return types.NodeTypeBool