#[derive(Debug)]
pub enum ErrorKind {
UnexpectedChar(char),
UnterminatedString,
UnmatchedParens,
ExpectedExpression(String),
ExpectedSemicolon,
ExpectedClosingBrace,
ExpectedVariableName,
ExpectedToken(&'static str),
TypeError(String),
UndefinedVariable(String),
InternalError(String),
InvalidAssignmentTarget(String),
RuntimeError(String),
}
#[derive(Debug)]
pub struct Error {
pub line: usize,
pub kind: ErrorKind,
}
pub fn report(err: &Error) {
eprintln!("[line {}] Error: {:?}", err.line, err.kind);
}