// Render is helper to render the config file to the output.
func (c *Config) Render() {
if c.f.Root == nil {
fmt.Println(nil)
return
}
fmt.Println(yaml.Render(c.f.Root))
}
// WriteYaml writes a yaml.Node to the console as a string.
//
// Params:
// - yaml.Node (yaml.Node): A yaml.Node to render.
// - out (io.Writer): An output stream to write to. Default is os.Stdout.
// - filename (string): If set, the file will be opened and the content will be written to it.
func WriteYaml(c cookoo.Context, p *cookoo.Params) (interface{}, cookoo.Interrupt) {
top := p.Get("yaml.Node", yaml.Scalar("nothing to print")).(yaml.Node)
toStdout := p.Get("toStdout", true).(bool)
var out io.Writer
if nn, ok := p.Has("filename"); ok && len(nn.(string)) > 0 {
file, err := os.Create(nn.(string))
if err != nil {
}
defer file.Close()
out = io.Writer(file)
fmt.Fprint(out, yaml.Render(top))
} else if toStdout {
out = p.Get("out", os.Stdout).(io.Writer)
fmt.Fprint(out, yaml.Render(top))
}
// Otherwise we supress output.
return true, nil
}
func quickDirtyYAMLWrite(dir string, d []*Dependency, pkg string) error {
if len(d) == 0 {
return nil
}
c := &Config{Name: pkg, Imports: d}
node := c.ToYaml()
data := yaml.Render(node)
f := path.Join(dir, "glide.yaml")
Info("Writing new glide.yaml file in %s\n", dir)
return ioutil.WriteFile(f, []byte(data), 0755)
}
func TestYamlRender(t *testing.T) {
const EXPECTED = "Hello: World\n"
a.Equal(t, yaml.Render(yamlDoc), EXPECTED, "incorrect rendering!")
}
func main() {
fmt.Printf("%s\n", yaml.Render(yamlDoc))
}
