Enum mruby::MrbError

pub enum MrbError {
    ArgSpec,
    ConvertToRuby(Error<Rust, Ruby>),
    ConvertToRust(Error<Ruby, Rust>),
    Exec(String),
    New,
    NotDefined(String),
    SourceNotFound(String),
    TooManyArgs {
        given: usize,
        max: usize,
    },
    Uninitialized,
    UnreachableValue(mrb_vtype),
    Vfs(Error),
}

Errors returned by mruby crate.

Variants

ArgSpec

Failed to create an argspec CString.

ConvertToRuby(Error<Rust, Ruby>)

Failed to convert from a Rust type to a sys::mrb_value.

ConvertToRust(Error<Ruby, Rust>)

Failed to convert from a sys::mrb_value to a Rust type.

Exec(String)

Exception raised during eval.

See MrbEval.

New

Unable to initalize interpreter.

See sys::mrb_open, interpreter.

NotDefined(String)

Class or module with this name is not defined in the mruby VM.

SourceNotFound(String)

Unable to load Ruby source file with this path from the embedded sources.

See rust_embed.

TooManyArgs

Arg count exceeds maximum allowed my mruby.

Affects sys::mrb_funcall, sys::mrb_funcall_argv, sys::mrb_funcall_with_block, sys::mrb_yield, and sys::mrb_yield_argv.

Fields of TooManyArgs

given: usizemax: usize

Uninitialized

Attempted to extract an Mrb from a sys::mrb_state but could not.

UnreachableValue(mrb_vtype)

Eval or funcall returned an interpreter-internal value.

See Value::is_unreachable.

Vfs(Error)

io::Error when interacting with virtual filesystem.

See mruby_vfs.

Trait Implementations

impl Eq for MrbError

impl PartialEq<MrbError> for MrbError

fn eq(&self, other: &Self) -> bool

This method tests for self and other values to be equal, and is used by ==.

#[must_use] fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl Display for MrbError

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

Formats the value using the given formatter.

impl Debug for MrbError

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

Formats the value using the given formatter.

impl Error for MrbError

fn description(&self) -> &str

This method is soft-deprecated.

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

Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

The lower-level cause of this error, if any.

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

The lower-level source of this error, if any.