Upgrade go version

Author: osamingo

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,7 +1,6 @@
 ## WHAT
 
-- Write the change being made with this pull request.
+<!-- Write the change being made with this pull request. -->
 
 ## WHY
-
-- Write the motivation why you submit this pull request.
+<!-- Write the motivation why you submit this pull request. -->

.github/workflows/actions.yml

@@ -13,20 +13,20 @@ jobs:
     name: Lint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: golangci/golangci-lint-action@v3
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+      - uses: golangci/golangci-lint-action@55c2c1448f86e01eaae002a5a3a9624417608d84 # v6.5.2
         with:
-          version: v1.52.2
+          version: v1.64.8
   test:
     name: Test
     runs-on: ubuntu-latest
     strategy:
       matrix:
         go: [ 'stable', 'oldstable' ]
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-go@v3
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+      - uses: actions/setup-go@0aaccfd150d50ccaeb58ebd88d36e91967a5f35b # v5.4.0
         with:
           go-version: ${{ matrix.go }}
       - run: go test -race -covermode=atomic -coverprofile=coverage.txt ./...
-      - uses: codecov/codecov-action@v3
+      - uses: codecov/codecov-action@0565863a31f2c772f9f0395002a31e3f06189574 # v5.4.0

.golangci.yml

@@ -1,6 +1,6 @@
 linters-settings:
   errcheck:
-    check-type-asserts: true
+    check-type-assertions: true
     check-blank: true
   misspell:
     locale: US
@@ -12,9 +12,10 @@ linters-settings:
 linters:
   enable-all: true
   disable:
-    - gomnd
+    - mnd
     - varnamelen
     - wsl
+    - recvcheck
 
 issues:
   exclude-rules:
@@ -27,3 +28,5 @@ issues:
         - dupl
         - ifshort
         - funlen
+        - exhaustruct
+        - depguard

cmd/checkdigit/main.go

@@ -1,5 +1,6 @@
 package main
 
+//nolint: depguard
 import (
 	"flag"
 	"fmt"

damm_test.go

@@ -37,8 +37,6 @@ func TestDamm_Verify(t *testing.T) {
 	}
 
 	for name, c := range cases {
-		c := c
-
 		t.Run(name, func(t *testing.T) {
 			t.Parallel()
 
@@ -92,8 +90,6 @@ func TestDamm_Generate(t *testing.T) {
 	}
 
 	for name, c := range cases {
-		c := c
-
 		t.Run(name, func(t *testing.T) {
 			t.Parallel()
 

go.mod

@@ -1,3 +1,5 @@
 module github.com/osamingo/checkdigit
 
-go 1.18
+go 1.24
+
+toolchain go1.24.1

gtin_test.go

@@ -56,8 +56,6 @@ func TestGtin_Verify(t *testing.T) {
 	}
 
 	for name, c := range cases {
-		c := c
-
 		t.Run(name, func(t *testing.T) {
 			t.Parallel()
 
@@ -126,8 +124,6 @@ func TestGtin_Generate(t *testing.T) {
 	}
 
 	for name, c := range cases {
-		c := c
-
 		t.Run(name, func(t *testing.T) {
 			t.Parallel()
 

isbn_test.go

@@ -43,8 +43,6 @@ func TestIsbn10_Verify(t *testing.T) {
 	}
 
 	for name, c := range cases {
-		c := c
-
 		t.Run(name, func(t *testing.T) {
 			t.Parallel()
 
@@ -98,8 +96,6 @@ func TestIsbn10_Generate(t *testing.T) {
 	}
 
 	for name, c := range cases {
-		c := c
-
 		t.Run(name, func(t *testing.T) {
 			t.Parallel()
 
@@ -151,8 +147,6 @@ func TestIsbn13_Verify(t *testing.T) {
 	}
 
 	for name, c := range cases {
-		c := c
-
 		t.Run(name, func(t *testing.T) {
 			t.Parallel()
 
@@ -206,8 +200,6 @@ func TestIsbn13_Generate(t *testing.T) {
 	}
 
 	for name, c := range cases {
-		c := c
-
 		t.Run(name, func(t *testing.T) {
 			t.Parallel()
 

luhn_test.go

@@ -37,8 +37,6 @@ func TestLuhn_Verify(t *testing.T) {
 	}
 
 	for name, c := range cases {
-		c := c
-
 		t.Run(name, func(t *testing.T) {
 			t.Parallel()
 
@@ -92,8 +90,6 @@ func TestLuhn_Generate(t *testing.T) {
 	}
 
 	for name, c := range cases {
-		c := c
-
 		t.Run(name, func(t *testing.T) {
 			t.Parallel()
 

verhoeff_test.go

@@ -37,8 +37,6 @@ func TestVerhoeff_Verify(t *testing.T) {
 	}
 
 	for name, c := range cases {
-		c := c
-
 		t.Run(name, func(t *testing.T) {
 			t.Parallel()
 
@@ -84,8 +82,6 @@ func TestVerhoeff_Generate(t *testing.T) {
 	}
 
 	for name, c := range cases {
-		c := c
-
 		t.Run(name, func(t *testing.T) {
 			t.Parallel()