Struct GraphMailClientBuilder 

pub struct GraphMailClientBuilder { /* private fields */ }

Builder for GraphMailClient.

Required: tenant_id, client_id, client_secret. Optional overrides for sovereign clouds: token_url, graph_base, scope.

Implementations

impl GraphMailClientBuilder

pub fn new() -> Self

Create a new builder with no configuration set.

pub fn tenant_id(self, id: impl Into<String>) -> Self

Azure AD tenant ID (GUID or domain).

pub fn client_id(self, id: impl Into<String>) -> Self

Application (client) ID from app registration.

pub fn client_secret(self, secret: impl Into<String>) -> Self

Client secret from app registration.

pub fn token_url(self, url: impl Into<String>) -> Self

Override token endpoint (e.g. for sovereign clouds). Default: https://login.microsoftonline.com/{tenant}/oauth2/v2.0/token

pub fn graph_base(self, base: impl Into<String>) -> Self

Override Graph API base URL (e.g. for sovereign clouds). Default: https://graph.microsoft.com/v1.0

pub fn scope(self, scope: impl Into<String>) -> Self

Override scope. Default: https://graph.microsoft.com/.default

pub fn build(self) -> Result<GraphMailClient>

Build the GraphMailClient. Fails if tenant_id, client_id, or client_secret are missing.

Trait Implementations

impl Clone for GraphMailClientBuilder

fn clone(&self) -> GraphMailClientBuilder

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for GraphMailClientBuilder

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for GraphMailClientBuilder

fn default() -> GraphMailClientBuilder

Returns the “default value” for a type.