Enum LexerErrorType 

pub enum LexerErrorType<'s> {
    EndOfInputInsideString,
    EndOfLineInsideString,
    InvalidInput,
    UnmatchedOpener {
        open: TokenType<'s>,
        close: TokenType<'s>,
    },
}

Type of LexerError.

Implements std::fmt::Display to write a useful error message.

Variants

EndOfInputInsideString

The input string ended in the middle of a string.

Example

"this string never ends
                        ^ error

EndOfLineInsideString

The line ended in the middle of a non-verbatim string.

Example

"this text spans multiple
lines"                    ^ error

InvalidInput

Something in the input was not recognized as a valid token.

Example

what even is this -> @
                     ^ error

UnmatchedOpener

An opener token was not matched by a closing token.

Example

myfunc(1, 2
      ^ error

Fields

open: TokenType<'s>

close: TokenType<'s>

Implementations

impl<'a> LexerErrorType<'a>

pub fn inline_display(self) -> impl Display + 'a

Trait Implementations

impl<'s> Clone for LexerErrorType<'s>

fn clone(&self) -> LexerErrorType<'s>

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl<'s> Debug for LexerErrorType<'s>

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

Formats the value using the given formatter.

impl Display for LexerErrorType<'_>

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

Formats the value using the given formatter.

impl<'s> Copy for LexerErrorType<'s>