Bump CI versions, fix a few linting errors (#103)

.github/workflows/test.yaml

@@ -11,7 +11,7 @@ jobs:
   tests:
     strategy:
       matrix:
-        go-version: [1.17.x, 1.18.x, 1.19.x]
+        go-version: [1.18.x, 1.19.x, 1.20.x, 1.21.x]
         os: [ubuntu-latest]
     runs-on: ${{ matrix.os }}
     steps:

.golangci.yaml

@@ -3,7 +3,7 @@ issues:
     - G203
 
 run:
-  timeout: 10m
+  timeout: 5m
 
 linters:
   enable-all: true
@@ -33,12 +33,9 @@ linters:
     - nestif
     - funlen
     - goconst
-    - nlreturn
-    - gochecknoglobals
     - cyclop
     - gocyclo
     - gocognit
     - maintidx
-    - contextcheck
     - wrapcheck
-    - gomnd
+    - depguard

fs_embed.go

@@ -41,7 +41,9 @@ func (tfs tmplFS) Walk(root string, walkFn filepath.WalkFunc) error {
 		if err != nil {
 			return err
 		}
+
 		info, err := d.Info()
+
 		return walkFn(path, info, err)
 	})
 }

go.mod

@@ -4,4 +4,4 @@ go 1.17
 
 require github.com/fsnotify/fsnotify v1.6.0
 
-require golang.org/x/sys v0.0.0-20220908164124-27713097b956 // indirect
+require golang.org/x/sys v0.13.0 // indirect

go.sum

@@ -1,4 +1,5 @@
 github.com/fsnotify/fsnotify v1.6.0 h1:n+5WquG0fcWoWp6xPWfHdbskMCQaFnG6PfBrh1Ky4HY=
 github.com/fsnotify/fsnotify v1.6.0/go.mod h1:sl3t1tCWJFWoRz9R8WJCbQihKKwmorjAbSClcnxKAGw=
-golang.org/x/sys v0.0.0-20220908164124-27713097b956 h1:XeJjHH1KiLpKGb6lvMiksZ9l0fVUh+AmGcm0nOMEBOY=
 golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.13.0 h1:Af8nKPmuFypiUBjVoU9V20FiaFXOcuZI21p0ycVYYGE=
+golang.org/x/sys v0.13.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=

helpers.go

@@ -6,14 +6,16 @@ import (
 )
 
 // Included helper functions for use when rendering HTML.
-var helperFuncs = template.FuncMap{
-	"yield": func() (string, error) {
-		return "", fmt.Errorf("yield called with no layout defined")
-	},
-	"partial": func() (string, error) {
-		return "", fmt.Errorf("block called with no layout defined")
-	},
-	"current": func() (string, error) {
-		return "", nil
-	},
+func helperFuncs() template.FuncMap {
+	return template.FuncMap{
+		"yield": func() (string, error) {
+			return "", fmt.Errorf("yield called with no layout defined")
+		},
+		"partial": func() (string, error) {
+			return "", fmt.Errorf("block called with no layout defined")
+		},
+		"current": func() (string, error) {
+			return "", nil
+		},
+	}
 }

render.go

@@ -36,6 +36,10 @@ const (
 	ContentXML = "text/xml"
 	// Default character encoding.
 	defaultCharset = "UTF-8"
+	// Buffer pool size.
+	bufferPoolSize = 32
+	// Buffer pool capacity.
+	bufferPoolCapacity = 1 << 19
 )
 
 // helperFuncs had to be moved out. See helpers.go|helpers_pre16.go files.
@@ -197,7 +201,7 @@ func (r *Render) prepareOptions() {
 	}
 
 	if r.opt.BufferPool == nil {
-		r.opt.BufferPool = NewSizedBufferPool(32, 1<<19) // 32 buffers of size 512KiB each
+		r.opt.BufferPool = NewSizedBufferPool(bufferPoolSize, bufferPoolCapacity)
 	}
 
 	if r.opt.IsDevelopment || r.opt.UseMutexLock {
@@ -210,6 +214,7 @@ func (r *Render) prepareOptions() {
 func (r *Render) CompileTemplates() {
 	if r.opt.Asset == nil || r.opt.AssetNames == nil {
 		r.compileTemplatesFromDir()
+
 		return
 	}
 
@@ -276,10 +281,12 @@ func (r *Render) compileTemplatesFromDir() {
 				}
 
 				// Break out if this parsing fails. We don't want any silent server starts.
-				template.Must(tmpl.Funcs(helperFuncs).Parse(string(buf)))
+				template.Must(tmpl.Funcs(helperFuncs()).Parse(string(buf)))
+
 				break
 			}
 		}
+
 		return nil
 	})
 
@@ -346,7 +353,7 @@ func (r *Render) compileTemplatesFromAsset() {
 				}
 
 				// Break out if this parsing fails. We don't want any silent server starts.
-				template.Must(tmpl.Funcs(helperFuncs).Parse(string(buf)))
+				template.Must(tmpl.Funcs(helperFuncs()).Parse(string(buf)))
 
 				break
 			}
@@ -370,6 +377,7 @@ func (r *Render) TemplateLookup(t string) *template.Template {
 
 func (r *Render) execute(templates *template.Template, name string, binding interface{}) (*bytes.Buffer, error) {
 	buf := new(bytes.Buffer)
+
 	return buf, templates.ExecuteTemplate(buf, name, binding)
 }
 
@@ -395,6 +403,7 @@ func (r *Render) layoutFuncs(templates *template.Template, name string, binding
 				// Return safe HTML here since we are rendering our own template.
 				return template.HTML(buf.String()), err
 			}
+
 			return "", nil
 		},
 		"partial": func(partialName string) (template.HTML, error) {
@@ -407,6 +416,7 @@ func (r *Render) layoutFuncs(templates *template.Template, name string, binding
 				// Return safe HTML here since we are rendering our own template.
 				return template.HTML(buf.String()), err
 			}
+
 			return "", nil
 		},
 	}

render_test.go

@@ -9,6 +9,7 @@ import (
 	"testing"
 )
 
+//nolint:gochecknoglobals
 var ctx = context.Background()
 
 func TestLockConfig(t *testing.T) {