Method parseThemeRef

runtime/parser/parse_explore.go:305–334

parseThemeRef parses a theme from a YAML node. It accepts either a reference to a theme by name or an inline definition of a theme. It returns either a theme name or a theme spec, not both.

(n *yaml.Node)

// It accepts either a reference to a theme by name or an inline definition of a theme.
// It returns either a theme name or a theme spec, not both.
func (p *Parser) parseThemeRef(n *yaml.Node) (string, *runtimev1.ThemeSpec, error) {
	if n == nil || n.IsZero() {
		return "", nil, nil
	}

	switch n.Kind {
	case yaml.ScalarNode: // It's the name of an existing theme
		var name string
		err := n.Decode(&name)
		if err != nil {
			return "", nil, err
		}
		return name, nil, nil
	case yaml.MappingNode: // It's an inline definition of a new theme
		tmp := &ThemeYAML{}
		err := n.Decode(tmp)
		if err != nil {
			return "", nil, err
		}

		spec, err := p.parseThemeYAML(tmp)
		if err != nil {
			return "", nil, err
		}

		return "", spec, nil
	default:
		return "", nil, fmt.Errorf("invalid theme: should be a string or mapping, got kind %q", n.Kind)
	}
}