template/template.go
func NewTemplate(i *NewTemplateInput) (*Template, error) {
	if i == nil {
		i = &NewTemplateInput{}
	}

	// Validate that we are either given the path or the explicit contents
	if i.Source != "" && i.Contents != "" {
		return nil, ErrTemplateContentsAndSource
	} else if i.Source == "" && i.Contents == "" {
		return nil, ErrTemplateMissingContentsAndSource
	}

	var t Template
	t.source = i.Source
	t.contents = i.Contents
	t.leftDelim = i.LeftDelim
	t.rightDelim = i.RightDelim
	t.errMissingKey = i.ErrMissingKey

	if i.Source != "" {
		contents, err := ioutil.ReadFile(i.Source)
		if err != nil {
			return nil, errors.Wrap(err, "failed to read template")
		}
		t.contents = string(contents)
	}

	// Compute the MD5, encode as hex
	hash := md5.Sum([]byte(t.contents))
	t.hexMD5 = hex.EncodeToString(hash[:])

	return &t, nil
}
func NewTemplate(i *NewTemplateInput) (*Template, error) {
	if i == nil {
		i = &NewTemplateInput{}
	}

	// Validate that we are either given the path or the explicit contents
	if i.Source != "" && i.Contents != "" {
		return nil, ErrTemplateContentsAndSource
	} else if i.Source == "" && i.Contents == "" {
		return nil, ErrTemplateMissingContentsAndSource
	}

	var t Template
	t.source = i.Source
	t.contents = i.Contents
	t.leftDelim = i.LeftDelim
	t.rightDelim = i.RightDelim
	t.errMissingKey = i.ErrMissingKey

	if i.Source != "" {
		contents, err := ioutil.ReadFile(i.Source)
		if err != nil {
			return nil, errors.Wrap(err, "failed to read template")
		}
		t.contents = string(contents)
	}

	// Compute the MD5, encode as hex
	hash := md5.Sum([]byte(t.contents))
	t.hexMD5 = hex.EncodeToString(hash[:])

	return &t, nil
}
func NewTemplate ( i * NewTemplateInput ) ( * Template , error ) { if i == nil { i = & NewTemplateInput { } } // Validate that we are either given the path or the explicit contents if i . Source != " " && i . Contents != " " { return nil , ErrTemplateContentsAndSource } else if i . Source == " " && i . Contents == " " { return nil , ErrTemplateMissingContentsAndSource } var t Template t . source = i . Source t . contents = i . Contents t . leftDelim = i . LeftDelim t . rightDelim = i . RightDelim t . errMissingKey = i . ErrMissingKey if i . Source != " " { contents , err := ioutil . ReadFile ( i . Source ) if err != nil { return nil , errors . Wrap ( err , " " ) } t . contents = string ( contents ) } // Compute the MD5, encode as hex hash := md5 . Sum ( [ ] byte ( t . contents ) ) t . hexMD5 = hex . EncodeToString ( hash [ : ] ) return & t , nil }
// NewTemplate creates and parses a new Consul Template template at the given
// path. If the template does not exist, an error is returned. During
// initialization, the template is read and is parsed for dependencies. Any
// errors that occur are returned.
NewTemplate creates and parses a new Consul Template template at the given path . If the template does not exist an error is returned . During initialization the template is read and is parsed for dependencies . Any errors that occur are returned .