Enum ParseError

pub enum ParseError {
    Expected {
        expected: Box<[TokenKind]>,
        found: Token,
        context: &'static str,
    },
    Unexpected {
        found: Token,
        message: Option<&'static str>,
    },
    AbruptEnd,
    Lex {
        err: Error,
    },
    General {
        message: &'static str,
        position: Position,
    },
    Unimplemented {
        message: &'static str,
        position: Position,
    },
}

ParseError is an enum which represents errors encounted during parsing an expression

Variants

Expected

When it expected a certain kind of token, but got another as part of something

Fields

expected: Box<[TokenKind]>

found: Token

context: &'static str

Unexpected

When a token is unexpected

Fields

found: Token

message: Option<&'static str>

AbruptEnd

When there is an abrupt end to the parsing

Lex

A lexing error.

Fields

err: Error

General

Catch all General Error

Fields

message: &'static str

position: Position

Unimplemented

Unimplemented syntax error

Fields

message: &'static str

position: Position

Trait Implementations

impl Debug for ParseError

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

Formats the value using the given formatter.

impl Display for ParseError

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

Formats the value using the given formatter.

impl From<Error> for ParseError

fn from(e: LexError) -> ParseError

Converts to this type from the input type.