address comments plus close file

internal/init_test.go

@@ -23,7 +23,6 @@ func TestTemplateInitializationForDevConfig(t *testing.T) {
 	tmp := t.TempDir()
 	f, err := os.Create(filepath.Join(tmp, "config.json"))
 	require.NoError(t, err)
-	defer f.Close()
 	_, err = f.WriteString(`
 	{
 		"project_name": "development_project",
@@ -32,6 +31,7 @@ func TestTemplateInitializationForDevConfig(t *testing.T) {
 		"is_production": false
 	}
 	`)
+	f.Close()
 	require.NoError(t, err)
 
 	// materialize the template
@@ -53,7 +53,6 @@ func TestTemplateInitializationForProdConfig(t *testing.T) {
 	tmp := t.TempDir()
 	f, err := os.Create(filepath.Join(tmp, "config.json"))
 	require.NoError(t, err)
-	defer f.Close()
 	_, err = f.WriteString(`
 	{
 		"project_name": "production_project",
@@ -62,6 +61,7 @@ func TestTemplateInitializationForProdConfig(t *testing.T) {
 		"is_production": true
 	}
 	`)
+	f.Close()
 	require.NoError(t, err)
 
 	// materialize the template

libs/template/execute.go

@@ -42,7 +42,7 @@ func generateDirectory(config map[string]any, parentDir, nameTempate string) (st
 func generateFile(config map[string]any, parentDir, nameTempate, contentTemplate string) error {
 	// compute file content
 	fileContent, err := executeTemplate(config, contentTemplate)
-	if errors.Is(err, ErrSkipThisFile) {
+	if errors.Is(err, errSkipThisFile) {
 		return nil
 	}
 	if err != nil {
@@ -54,22 +54,16 @@ func generateFile(config map[string]any, parentDir, nameTempate, contentTemplate
 	if err != nil {
 		return err
 	}
-	f, err := os.Create(filepath.Join(parentDir, fileName))
-	if err != nil {
-		return err
-	}
 
-	// write to file the computed content
+	return os.WriteFile(filepath.Join(parentDir, fileName), []byte(fileContent), 0644)
-	_, err = f.Write([]byte(fileContent))
-	return err
 }
 
 func WalkFileTree(config map[string]any, templatePath, instancePath string) error {
-	enteries, err := os.ReadDir(templatePath)
+	entries, err := os.ReadDir(templatePath)
 	if err != nil {
 		return err
 	}
-	for _, entry := range enteries {
+	for _, entry := range entries {
 		if entry.IsDir() {
 			// case: materialize a template directory
 			dirName, err := generateDirectory(config, instancePath, entry.Name())

libs/template/helpers.go

@@ -5,10 +5,10 @@ import (
 	"text/template"
 )
 
-var ErrSkipThisFile = errors.New("skip generating this file")
+var errSkipThisFile = errors.New("skip generating this file")
 
 var HelperFuncs = template.FuncMap{
 	"skipThisFile": func() error {
-		panic(ErrSkipThisFile)
+		panic(errSkipThisFile)
 	},
 }

libs/template/schema.go

@@ -21,7 +21,7 @@ const (
 type FieldInfo struct {
 	Type        FieldType `json:"type"`
 	Description string    `json:"description"`
-	Validation  string    `json:"validate"`
+	Validation  string    `json:"validation"`
 }
 
 // function to check whether a float value represents an integer