Fix: tbls out -t config does not set default values

cmd/doc.go

@@ -115,7 +115,7 @@ func withDot(s *schema.Schema, c *config.Config, force bool) (e error) {
 	erFileName := fmt.Sprintf("schema.%s", erFormat)
 	fmt.Printf("%s\n", filepath.Join(outputPath, erFileName))
 
-	file, err := os.OpenFile(filepath.Join(fullPath, erFileName), os.O_WRONLY|os.O_CREATE, 0644)
+	file, err := os.OpenFile(filepath.Join(fullPath, erFileName), os.O_WRONLY|os.O_CREATE, 0644) // #nosec
 	if err != nil {
 		return errors.WithStack(err)
 	}
@@ -130,7 +130,7 @@ func withDot(s *schema.Schema, c *config.Config, force bool) (e error) {
 		erFileName := fmt.Sprintf("%s.%s", t.Name, erFormat)
 		fmt.Printf("%s\n", filepath.Join(outputPath, erFileName))
 
-		file, err := os.OpenFile(filepath.Join(fullPath, erFileName), os.O_WRONLY|os.O_CREATE, 0644)
+		file, err := os.OpenFile(filepath.Join(fullPath, erFileName), os.O_WRONLY|os.O_CREATE, 0644) // #nosec
 		if err != nil {
 			return errors.WithStack(err)
 		}

config/config.go

@@ -149,6 +149,16 @@ func (c *Config) Load(configPath string, options ...Option) error {
 		}
 	}
 
+	err = c.SetDefault()
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+// SetDefault set default setting
+func (c *Config) SetDefault() error {
 	if c.DocPath == "" {
 		c.DocPath = defaultDocPath
 	}

output/config/config.go

@@ -86,10 +86,13 @@ func (c *Config) OutputSchema(wr io.Writer, s *schema.Schema) error {
 		}
 	}
 
+	if err := c.config.SetDefault(); err != nil {
+		return errors.WithStack(err)
+	}
+
 	d := yaml.NewEncoder(wr)
 	defer d.Close()
-	err := d.Encode(c.config)
-	if err != nil {
+	if err := d.Encode(c.config); err != nil {
 		return errors.WithStack(err)
 	}
 	return nil

testdata/config_test.yml.golden

@@ -1,11 +1,11 @@
 dsn: ""
-docPath: ""
+docPath: dbdoc
 format:
   adjust: false
   sort: false
 er:
   skip: false
-  format: ""
+  format: png
   comment: false
 exclude: []
 lint: