Method parse_if

core/src/parser.rs:1163–1176

Parses an `IF` statement.

(&mut self, if_pos: LineCol)

    /// Parses an `IF` statement.
    fn parse_if(&mut self, if_pos: LineCol) -> Result<Statement> {
        let expr = self.parse_required_expr("No expression in IF statement")?;
        self.expect_and_consume(Token::Then, "No THEN in IF statement")?;

        let mut branches = vec![IfBranchSpan { guard: expr, body: vec![] }];

        let peeked = self.lexer.peek()?;
        match peeked.token {
            Token::Eol | Token::Eof => self.parse_if_multiline(if_pos, &mut branches)?,
            _ => self.parse_if_uniline(&mut branches)?,
        }

        Ok(Statement::If(IfSpan { branches }))
    }

    /// Advances until the next statement after failing to parse an `IF` statement.
    fn reset_if(&mut self, if_pos: LineCol) -> Result<()> {