Function newGitHub

coderd/externalauth/gitprovider/github.go:35–70

(apiBaseURL string, httpClient *http.Client, clock quartz.Clock)

}

func newGitHub(apiBaseURL string, httpClient *http.Client, clock quartz.Clock) *githubProvider {
	if apiBaseURL == "" {
		apiBaseURL = defaultGitHubAPIBaseURL
	}
	apiBaseURL = strings.TrimRight(apiBaseURL, "/")
	if httpClient == nil {
		httpClient = http.DefaultClient
	}

	// Derive the web base URL from the API base URL.
	// github.com: api.github.com → github.com
	// GHE: ghes.corp.com/api/v3 → ghes.corp.com
	webBaseURL := deriveWebBaseURL(apiBaseURL)

	// Parse the host for regex construction.
	host := extractHost(webBaseURL)

	// Escape the host for use in regex patterns.
	escapedHost := regexp.QuoteMeta(host)

	return &githubProvider{
		apiBaseURL: apiBaseURL,
		webBaseURL: webBaseURL,
		httpClient: httpClient,
		clock:      clock,
		pullRequestPathPattern: regexp.MustCompile(
			`^https://` + escapedHost + `/([A-Za-z0-9_.-]+)/([A-Za-z0-9_.-]+)/pull/([0-9]+)(?:[/?#].*)?$`,
		),
		repositoryHTTPSPattern: regexp.MustCompile(
			`^https://` + escapedHost + `/([A-Za-z0-9_.-]+)/([A-Za-z0-9_.-]+?)(?:\.git)?/?$`,
		),
		repositorySSHPathPattern: regexp.MustCompile(
			`^(?:ssh://)?git@` + escapedHost + `[:/]([A-Za-z0-9_.-]+)/([A-Za-z0-9_.-]+?)(?:\.git)?/?$`,
		),
	}
}

// deriveWebBaseURL converts a GitHub API base URL to the
// corresponding web base URL.