Enum ToolchainError 

pub enum ToolchainError {
    UnparseableToolchainString(String),
    LeanToolchainFileMissing(PathBuf),
    ElanToolchainNotInstalled {
        toolchain: ToolchainId,
        elan_dir: PathBuf,
    },
    WorkerNotInstalled {
        toolchain: ToolchainId,
        install_cmd: String,
    },
}

Typed failures during toolchain resolution. Project-open code maps these into crate::error::ServerError::BadProject.

Variants

UnparseableToolchainString(String)

LeanToolchainFileMissing(PathBuf)

ElanToolchainNotInstalled

Fields

toolchain: ToolchainId

elan_dir: PathBuf

WorkerNotInstalled

Fields

toolchain: ToolchainId

install_cmd: String

Trait Implementations

impl Debug for ToolchainError

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

Formats the value using the given formatter.

impl Display for ToolchainError

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

Formats the value using the given formatter.

impl Error for ToolchainError

fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any.

fn description(&self) -> &str

👎Deprecated since 1.42.0:

use the Display impl or to_string()

fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)

Provides type-based access to context intended for error reports.