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use std::path::Path;
/// Trait for customizing user prompts.
///
/// You can provide an implementor of this trait to customize the way a user is prompted for credentials and passphrases.
pub trait Prompter: Send {
/// Promp the user for a username and password.
///
/// If the prompt fails or the user fails to provide the requested information, this function should return `None`.
fn prompt_username_password(&mut self, url: &str, git_config: &git2::Config) -> Option<(String, String)>;
/// Promp the user for a password when the username is already known.
///
/// If the prompt fails or the user fails to provide the requested information, this function should return `None`.
fn prompt_password(&mut self, username: &str, url: &str, git_config: &git2::Config) -> Option<String>;
/// Promp the user for the passphrase of an encrypted SSH key.
///
/// If the prompt fails or the user fails to provide the requested information, this function should return `None`.
fn prompt_ssh_key_passphrase(&mut self, private_key_path: &Path, git_config: &git2::Config) -> Option<String>;
}
/// Wrap a clonable [`Prompter`] in a `Box<dyn MakePrompter>`.
pub(crate) fn wrap_prompter<P>(prompter: P) -> Box<dyn ClonePrompter>
where
P: Prompter + Clone + 'static,
{
Box::new(prompter)
}
/// Trait to allow making clones of a `Box<dyn Prompter + Send>`.
pub(crate) trait ClonePrompter: Prompter {
/// Clone the `Box<dyn ClonePrompter>`.
fn dyn_clone(&self) -> Box<dyn ClonePrompter>;
/// Get `self` as plain `Prompter`.
fn as_prompter(&self) -> &dyn Prompter;
/// Get `self` as plain `Prompter`.
fn as_prompter_mut(&mut self) -> &mut dyn Prompter;
}
/// Implement `ClonePrompter` for clonable Prompters.
impl<P> ClonePrompter for P
where
P: Prompter + Clone + 'static,
{
fn dyn_clone(&self) -> Box<dyn ClonePrompter> {
Box::new(self.clone())
}
fn as_prompter(&self) -> &dyn Prompter {
self
}
fn as_prompter_mut(&mut self) -> &mut dyn Prompter {
self
}
}
impl Clone for Box<dyn ClonePrompter> {
fn clone(&self) -> Self {
self.dyn_clone()
}
}
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