Function fetch

pkg/packages/discovery.go:117–130

fetch retrieves the package using the given scheme and returns the response and a string of the URL of the fetch.

(scheme, packageName string, verbose bool)

// fetch retrieves the package using the given scheme and returns the response and a string of the URL of the fetch.
func fetch(scheme, packageName string, verbose bool) (string, *http.Response, error) {
	u, err := url.Parse(scheme + "://" + packageName)
	if err != nil {
		return "", nil, err
	}
	u.RawQuery = DiscoveryQueryParam
	urlStr := u.String()
	if verbose {
		fmt.Fprintf(config.Out, "fetching %s", urlStr)
	}

	res, err := httpClient.Get(urlStr)
	return urlStr, res, err
}

// parseSpreadRefs reads an HTML document from r and uses it to return information about the package.
// Information is currently stored in a <meta> tag with the name "spread-ref". Based on Go Get parsing code.