Add printing config

Signed-off-by: kolaente <k@knt.li>

magefile.go

@@ -740,7 +740,7 @@ type configOption struct {
 	children []*configOption
 }
 
-func parseYamlNode(node *yaml.Node) (config *configOption) {
+func parseYamlConfigNode(node *yaml.Node) (config *configOption) {
 	config = &configOption{
 		key:         node.Value,
 		description: node.HeadComment,
@@ -765,7 +765,7 @@ func parseYamlNode(node *yaml.Node) (config *configOption) {
 
 		if len(n2.Content) > 0 {
 			for _, n := range n2.Content {
-				coo.children = append(coo.children, parseYamlNode(n))
+				coo.children = append(coo.children, parseYamlConfigNode(n))
 			}
 		}
 	}
@@ -773,6 +773,27 @@ func parseYamlNode(node *yaml.Node) (config *configOption) {
 	return config
 }
 
+func printConfig(config []*configOption, level int) (rendered string) {
+	for _, option := range config {
+		if option.key != "" {
+
+			for i := 0; i <= level; i++ {
+				rendered += "#"
+			}
+			rendered += " " + option.key + "\n"
+
+			if option.description != "" {
+				rendered += "\n\n" + option.description + "\n\n"
+			}
+			rendered += "Default: `" + option.defaultValue + "`\n"
+		}
+
+		rendered += "\n" + printConfig(option.children, level+1)
+	}
+
+	return
+}
+
 // Generates the error docs from a commented config.yml.sample file in the repo root.
 func GenerateDocs() error {
 
@@ -791,33 +812,12 @@ func GenerateDocs() error {
 
 	for _, node := range d.Content {
 		for _, n := range node.Content {
-			co := parseYamlNode(n)
+			co := parseYamlConfigNode(n)
 			conf = append(conf, co)
 		}
 	}
 
-	for _, option := range conf {
-		if option.key != "" {
-			fmt.Printf("Option: %s\n", option.key)
-
-			if option.description != "" {
-				fmt.Printf("Description: %s\n", option.description)
-			}
-		}
-
-		for _, child := range option.children {
-			if child.key != "" {
-
-				// TODO: Add generating docs from recursive structure
-
-				fmt.Printf("[Child] Option: %s, Default: %s\n", child.key, child.defaultValue)
-
-				if child.description != "" {
-					fmt.Printf("[Child] Description: %s\n", child.description)
-				}
-			}
-		}
-	}
+	fmt.Println(printConfig(conf, 0))
 
 	return nil
 }